.\n pass\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n # TODO: return Movie: <title>.\n pass\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nfor item in items:\n print(item.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nfor item in items:\n print(item.label())\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Book.label() should return `Book: Dune`."},"1":{"message":"Movie.label() should return `Movie: Moana`."},"2":{"message":"Print both concrete labels."}},"expectedOutput":"Book: Dune\nMovie: Moana"},"try_abstraction_with_base_interfaces_sketch2":{"title":"Use a helper that trusts the interface","prompt":"Complete `show_labels(items)` in `services/catalog_view.py`. Return one string with each item's `label()` on its own line. The helper does not need `isinstance` checks; it depends only on the shared behavior. `main.py` is already wired to print the returned string.","hint":"Collect each `item.label()` result and join them with `\"\\n\"`.","help":{"concept":"The ABC enforces the contract for this family of classes. The helper itself uses Python's duck-typing style: it only needs each object to provide `label()`.","hint_1":"Use `\"\\n\".join(...)` so there is no extra blank line.","hint_2":"Do not print inside the helper; return one string."},"starterCode":"# Run this provided script after completing show_labels.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n","starterFiles":{"main_py":{"content":"# Run this provided script after completing show_labels.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_view_py":{"content":"def show_labels(items):\n # TODO: return one string with each item.label() on its own line.\n pass\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_view_py":{"content":"def show_labels(items):\n return \"\\n\".join(item.label() for item in items)\n"}},"checks":{"0":{"message":"Return both labels so main.py prints two lines."}},"expectedOutput":"Book: Dune\nMovie: Moana"}},"practice":{"sc-interface-purpose":{"title":"Why use an abstract base class?","prompt":"What does `ABC` with `@abstractmethod` add to this design?","hint":"Think about what Python checks before an object can be created.","help":{"concept":"An abstract base class turns the shared method expectation into an enforceable contract.","hint_1":"Incomplete child classes cannot be instantiated.","hint_2":"Concrete children still provide their own behavior."},"options":{"a":"Python prevents instantiation until the abstract method is implemented.","b":"Every child must return identical text.","c":"The parent class can no longer have a constructor.","d":"The helper must check every exact subclass."}},"fb-interface-method-name":{"title":"Add the abstract decorator","prompt":"Fill in the decorator that marks a required method.","hint":"Import it from Python's `abc` module.","help":{"concept":"`@abstractmethod` marks a method that concrete subclasses must implement.","hint_1":"It begins with @.","hint_2":"The word combines abstract and method."},"template":"[blank1]\ndef label(self):\n pass","choices":["@abstractmethod","@staticmethod","@classmethod","@property"]},"dr-interface-build-order":{"title":"Order the ABC workflow","prompt":"Put these steps in a clear order.","hint":"Declare the contract before creating concrete child objects.","help":{"concept":"Import the ABC tools, define the abstract parent, implement the method in children, then use the objects through shared behavior.","hint_1":"Imports come first.","hint_2":"The helper comes after concrete implementations exist."},"tokens":{"t1":"Import `ABC` and `abstractmethod`","t2":"Define the abstract method on the base class","t3":"Implement the method in each concrete child","t4":"Call the shared method from a helper"}},"sc-interface-helper-focus":{"title":"Choose what the helper should care about","prompt":"When `show_labels(items)` loops through mixed objects, what should it focus on most?","hint":"Pick the shared contract, not the exact subclass.","help":{"concept":"Good interface-based code depends on shared behavior instead of subclass-specific branches.","hint_1":"The helper should not care whether the object is a Book or Movie.","hint_2":"It only needs the shared method to exist."},"options":{"a":"The order the subclasses were written in the file","b":"The exact subclass name for every object","c":"Whether each object supports `label()`","d":"How many times the constructor was called"}}}},"inheritance-for-shared-behavior":{"label":"Inheritance for Shared Behavior","summary":"Reuse parent setup, call it with `super()`, and extend inherited behavior without copying the parent code.","cards":{"sketch0":{"title":"Shared parent setup"},"sketch1":{"title":"Call the parent with super()"},"sketch2":{"title":"Extend a parent method"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_inheritance_for_shared_behavior_sketch0":{"title":"Build the shared CatalogItem parent","prompt":"In `models/catalog_item.py`, complete `CatalogItem` so `__init__` stores `title` on `self.title` and `label(self)` returns the title. In `main.py`, create `CatalogItem(\"Hidden Figures\")` and print its label. This gives the child classes shared setup to reuse next.","hint":"Complete the model first, then finish the small main script. The starter is intentionally unfinished.","help":{"concept":"A parent/base class keeps shared setup in one place. Here, CatalogItem is the parent class that future catalog types can inherit from.","hint_1":"The constructor should save the incoming `title` on `self`.","hint_2":"The `label()` method should return that stored title."},"starterCode":"from models.catalog_item import CatalogItem\n\n# TODO: create one CatalogItem for \"Hidden Figures\".\n# TODO: print the item label.\n","starterFiles":{"main_py":{"content":"from models.catalog_item import CatalogItem\n\n# TODO: create one CatalogItem for \"Hidden Figures\".\n# TODO: print the item label.\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n # TODO: store title on this object.\n pass\n\n def label(self):\n # TODO: return the stored title.\n pass\n"}},"solutionCode":"from models.catalog_item import CatalogItem\n\nitem = CatalogItem(\"Hidden Figures\")\nprint(item.label())\n","solutionFiles":{"main_py":{"content":"from models.catalog_item import CatalogItem\n\nitem = CatalogItem(\"Hidden Figures\")\nprint(item.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"}},"checks":{"0":{"message":"Define the CatalogItem class."},"1":{"message":"CatalogItem should accept a title."},"2":{"message":"Store the title on each CatalogItem object."},"3":{"message":"label() should return the stored title."}},"expectedOutput":"Hidden Figures"},"try_inheritance_for_shared_behavior_sketch1":{"title":"Call the parent constructor with super()","prompt":"The `CatalogItem` parent already stores `title`. In `models/book.py`, make `Book` inherit from `CatalogItem`. Add `__init__(self, title, author)`, call `super().__init__(title)`, then store `author` on `self.author`. In `main.py`, create `Book(\"The Martian\", \"Andy Weir\")` and print the title and author on separate lines.","hint":"Use `super().__init__(title)` before storing the Book-specific attribute.","help":{"concept":"`super()` gives the child access to the next implementation in Python's inheritance chain. Calling the parent constructor avoids repeating shared setup.","hint_1":"Write `class Book(CatalogItem):`.","hint_2":"Inside Book.__init__, call `super().__init__(title)` and then assign `self.author = author`."},"starterCode":"from models.book import Book\n\n# Create The Martian by Andy Weir, then print its title and author.\n","starterFiles":{"main_py":{"content":"from models.book import Book\n\n# Create Book(\"The Martian\", \"Andy Weir\").\n# Print the inherited title and the Book-specific author.\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n # TODO: call the parent constructor for title.\n # TODO: store author on this Book.\n pass\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"The Martian\", \"Andy Weir\")\nprint(book.title)\nprint(book.author)\n","solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"The Martian\", \"Andy Weir\")\nprint(book.title)\nprint(book.author)\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n super().__init__(title)\n self.author = author\n"}},"checks":{"0":{"message":"Define Book as a child of CatalogItem."},"1":{"message":"Book should accept title and author."},"2":{"message":"The parent constructor should provide title, and Book should store author."},"3":{"message":"Print the title and author on separate lines."}},"expectedOutput":"The Martian\nAndy Weir"},"try_inheritance_for_shared_behavior_sketch2":{"title":"Extend a parent method with super()","prompt":"Add `label(self)` to `Book`. Start with `base_label = super().label()`, then return `f\"{base_label} by {self.author}\"`. In `main.py`, create `Book(\"The Hobbit\", \"J. R. R. Tolkien\")` and print its label.","hint":"Call `super().label()` to reuse the parent result before adding the author.","help":{"concept":"A child can override a method and still reuse the parent implementation. `super().label()` gets the parent result; the child adds its specialized detail.","hint_1":"Keep the Book constructor that calls `super().__init__(title)`.","hint_2":"Return the parent label followed by ` by ` and the author."},"starterCode":"from models.book import Book\n\n# Create The Hobbit and print the extended label.\n","starterFiles":{"main_py":{"content":"from models.book import Book\n\n# Create Book(\"The Hobbit\", \"J. R. R. Tolkien\").\n# Print book.label().\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n super().__init__(title)\n self.author = author\n\n def label(self):\n # TODO: reuse the parent label and add the author.\n pass\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"The Hobbit\", \"J. R. R. Tolkien\")\nprint(book.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"The Hobbit\", \"J. R. R. Tolkien\")\nprint(book.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n super().__init__(title)\n self.author = author\n\n def label(self):\n base_label = super().label()\n return f\"{base_label} by {self.author}\"\n"}},"checks":{"0":{"message":"Book should accept title and author."},"1":{"message":"Book.label() should extend the parent label with the author."},"2":{"message":"Create the Book object in main.py."},"3":{"message":"Print the extended label."}},"expectedOutput":"The Hobbit by J. R. R. Tolkien"}},"practice":{"sc-inheritance-shared-work":{"title":"Choose why a base class helps here","prompt":"Book and Movie both need the same `title` setup. Why is a base class helpful?","hint":"Pick the answer about reusing shared code.","help":{"concept":"Inheritance is helpful when related classes share the same core behavior.","hint_1":"Look for the choice about storing shared setup once.","hint_2":"Avoid answers about unrelated classes or identical output forever."},"options":{"a":"It prevents any subclass from having its own behavior.","b":"It stores shared setup once so related subclasses can reuse it.","c":"It turns every object into the same subclass.","d":"It removes the need to create objects."}},"fb-inheritance-subclass-name":{"title":"Call the parent constructor","prompt":"Fill in the function used to reach the parent constructor.","hint":"It returns access to the next class in the inheritance chain.","help":{"concept":"`super()` lets a child call a parent implementation without naming the parent class directly.","hint_1":"It is followed by `.__init__(title)`.","hint_2":"Include the parentheses."},"template":"[blank1].__init__(title)","choices":["super()","self","CatalogItem()","parent"]},"dr-inheritance-build-order":{"title":"Order a child constructor","prompt":"Put these steps in a clear order.","hint":"Connect the child to the parent before adding child-only state.","help":{"concept":"The child class inherits first, then its constructor calls the parent setup, then it stores specialized state.","hint_1":"The class header comes first.","hint_2":"Call super before using the completed object."},"tokens":{"t1":"Define the child class with the parent in parentheses","t2":"Define the child constructor","t3":"Call `super().__init__(...)` for shared setup","t4":"Store the child-specific attributes"}},"sc-inheritance-method-reuse":{"title":"What does super() do here?","prompt":"Inside `Book.label()`, why call `super().label()`?","hint":"The child wants to reuse the parent result and add more detail.","help":{"concept":"`super()` can call the parent method as part of an override.","hint_1":"The child does not need to copy the parent logic.","hint_2":"It can extend the returned text."},"options":{"a":"It gets the parent label so Book can extend it.","b":"It creates an unrelated object.","c":"It deletes the parent method.","d":"It turns label into a static method."}}}},"module-9-greenhouse-sensor-project":{"label":"Module 9 Greenhouse Sensor Project","summary":"Build a greenhouse monitor with an abstract Sensor contract, child constructors that call `super()`, and one polymorphic report.","cards":{"sketch0":{"title":"Project brief"},"project":{"title":"Greenhouse Sensor Monitor"}},"projectSteps":{"greenhouse_project_step_1_base_and_temperature":{"title":"Create Sensor and TemperatureSensor"},"greenhouse_project_step_2_add_humidity_override":{"title":"Add HumiditySensor and override reading()"},"greenhouse_project_step_3_mixed_sensor_loop":{"title":"Build one mixed sensor list"},"greenhouse_project_step_4_monitor_class_report":{"title":"Add the GreenhouseMonitor report"}},"moduleProject":{"steps":{"greenhouse_project_step_1_base_and_temperature":{"title":"Create an abstract Sensor and one concrete child","prompt":"Create the shared `Sensor(ABC)` base class with a constructor that stores `zone` and an abstract `reading()` method. Then complete `TemperatureSensor`: call `super().__init__(zone)`, store `celsius`, and return `Temperature: <zone> = <value> C` from `reading()`. Run `main.py` to print the North Bed reading.","hint":"Define the abstract contract first, then make TemperatureSensor concrete by implementing reading().","help":{"concept":"The ABC makes `reading()` a required method. `super().__init__(zone)` reuses the parent setup instead of copying it.","hint_1":"Import `ABC` and `abstractmethod` in models/sensor.py.","hint_2":"Implement reading() in TemperatureSensor so Python can instantiate it."},"starterCode":"# TODO: import TemperatureSensor, create the North Bed sensor, and print reading().\n","starterFiles":{"main_py":{"content":"# TODO: import TemperatureSensor from models.temperature_sensor.\n# Create TemperatureSensor(\"North Bed\", 21.5) and print sensor.reading().\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"# TODO: import ABC and abstractmethod.\n\nclass Sensor:\n def __init__(self, zone):\n self.zone = zone\n\n # TODO: make reading an abstract method.\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n # TODO: call the parent constructor and store celsius.\n pass\n\n def reading(self):\n # TODO: return the formatted temperature reading.\n pass\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"}},"checks":{"0":{"message":"Define the Sensor abstract base class."},"1":{"message":"Keep Sensor abstract instead of creating Sensor objects directly."},"2":{"message":"Store the shared zone in the parent constructor."},"3":{"message":"Define TemperatureSensor as a concrete Sensor child."},"4":{"message":"TemperatureSensor should accept zone and celsius."},"5":{"message":"TemperatureSensor should store its state and return the expected reading."}}},"greenhouse_project_step_2_add_humidity_override":{"title":"Add HumiditySensor and override reading()","prompt":"Continue from the working base and temperature sensor. Override `TemperatureSensor.reading()` so it returns `Temperature: <zone> = <celsius> C`. Add `HumiditySensor` with a `percent` value and its own `reading()` result: `Humidity: <zone> = <percent>%`. Print both readings from `main.py`.","hint":"Keep the shared method name `reading()` in both subclasses.","help":{"concept":"Overriding lets each sensor type format its own reading while callers use one method name.","hint_1":"TemperatureSensor should format its zone and celsius value.","hint_2":"HumiditySensor should inherit Sensor, store percent, and override reading()."},"starterCode":"# Add HumiditySensor and print both specialized readings.\nfrom models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n","starterFiles":{"main_py":{"content":"# Import HumiditySensor, create both sensors, and print both readings.\nfrom models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"# Override reading() with a temperature-specific result.\nfrom models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n # TODO: return Temperature: <zone> = <celsius> C\n pass\n"},"models_humidity_sensor_py":{"content":"# Create a HumiditySensor with zone, percent, and reading().\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\ntemperature = TemperatureSensor(\"North Bed\", 21.5)\nhumidity = HumiditySensor(\"Seedling Bench\", 64)\nprint(temperature.reading())\nprint(humidity.reading())\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\ntemperature = TemperatureSensor(\"North Bed\", 21.5)\nhumidity = HumiditySensor(\"Seedling Bench\", 64)\nprint(temperature.reading())\nprint(humidity.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"from models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"}},"checks":{"0":{"message":"TemperatureSensor.reading() should return the specialized temperature reading."},"1":{"message":"Define the HumiditySensor class."},"2":{"message":"HumiditySensor should accept zone and percent."},"3":{"message":"HumiditySensor should store zone and percent."},"4":{"message":"HumiditySensor.reading() should return the specialized humidity reading."}}},"greenhouse_project_step_3_mixed_sensor_loop":{"title":"Build one mixed sensor list","prompt":"Continue from the two working sensor classes. Put a `TemperatureSensor` and a `HumiditySensor` in one `sensors` list. Loop through the list and print `sensor.reading()` for every object. Do not branch on the sensor type.","hint":"Use one list and one loop; the shared reading() method handles both objects.","help":{"concept":"This milestone applies polymorphism to a greenhouse monitoring problem that was not used in the lessons.","hint_1":"Create both sensor objects inside `sensors = [...]`.","hint_2":"Loop with `for sensor in sensors:` and print `sensor.reading()`."},"starterCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\n# TODO: print every reading with one shared loop.\n","starterFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\n# TODO: loop through sensors and print sensor.reading().\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"# Temperature implementation; keep it working.\nfrom models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"# Humidity implementation; keep it working.\nfrom models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\nfor sensor in sensors:\n print(sensor.reading())\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\nfor sensor in sensors:\n print(sensor.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"from models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"}},"checks":{"0":{"message":"Create at least one TemperatureSensor object."},"1":{"message":"Create at least one HumiditySensor object."},"2":{"message":"TemperatureSensor.reading() should still return the expected reading."},"3":{"message":"HumiditySensor.reading() should still return the expected reading."},"4":{"message":"Print both readings from one shared loop."}}},"greenhouse_project_step_4_monitor_class_report":{"title":"Add the GreenhouseMonitor report","prompt":"Finish the greenhouse project by adding `GreenhouseMonitor`. It should own a `sensors` list, add sensors with `add_sensor(sensor)`, and print each sensor reading from `print_report()`. Keep `main.py` thin: create the monitor, add both sensors, and print the report.","hint":"The monitor should own the mixed collection instead of main.py managing the loop.","help":{"concept":"The final milestone gives collection ownership to a dedicated class.","hint_1":"Initialize `self.sensors` as an empty list.","hint_2":"Append in `add_sensor()` and loop over `self.sensors` in `print_report()`."},"starterCode":"# Run this greenhouse demo after completing models/greenhouse_monitor.py.\nfrom models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n","starterFiles":{"main_py":{"content":"# Run this greenhouse demo after completing models/greenhouse_monitor.py.\nfrom models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"# Temperature sensor; keep it unchanged.\nfrom models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"# Humidity sensor; keep it unchanged.\nfrom models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"},"models_greenhouse_monitor_py":{"content":"class GreenhouseMonitor:\n def __init__(self):\n # TODO: create an empty sensors list.\n pass\n\n def add_sensor(self, sensor):\n # TODO: append the sensor.\n pass\n\n def print_report(self):\n # TODO: print sensor.reading() for each stored sensor.\n pass\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"from models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"},"models_greenhouse_monitor_py":{"content":"class GreenhouseMonitor:\n def __init__(self):\n self.sensors = []\n\n def add_sensor(self, sensor):\n self.sensors.append(sensor)\n\n def print_report(self):\n for sensor in self.sensors:\n print(sensor.reading())\n"}},"checks":{"0":{"message":"Define the GreenhouseMonitor class."},"1":{"message":"GreenhouseMonitor should be constructible without arguments."},"2":{"message":"GreenhouseMonitor should own a sensors list."}},"expectedOutput":"Temperature: North Bed = 21.5 C\nHumidity: Seedling Bench = 64%"}}}},"overriding-and-specialization":{"label":"Overriding and Specialization","summary":"Keep one shared method name, then let each child class customize its own version of that method.","cards":{"sketch0":{"title":"One method name, shared by related classes"},"sketch1":{"title":"Override the method in one subclass"},"sketch2":{"title":"Specialize more than one subclass"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_overriding_and_specialization_sketch0":{"title":"Override label() for Book","prompt":"The lesson used delivery items. Now practice with catalog media. In `models/book.py`, override `label()` so `Book(\"Project Hail Mary\")` returns `Book: Project Hail Mary`. Then finish `main.py` by creating the book and printing its label.","hint":"Use the same method name as the base class, but return a book-specific string.","help":{"concept":"Overriding means a subclass writes its own version of a method with the same name. Callers still use `.label()`, but the subclass controls the result.","hint_1":"Write the method inside `Book`.","hint_2":"Return `Book: ` followed by `self.title`."},"starterCode":"from models.book import Book\n\n# TODO: create Book(\"Project Hail Mary\").\n# TODO: print the book label.\n","starterFiles":{"main_py":{"content":"from models.book import Book\n\n# TODO: create Book(\"Project Hail Mary\").\n# TODO: print the book label.\n"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Override label() for Book.\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\n\nclass Book(CatalogItem):\n # TODO: override label() so it returns \"Book: <title>\".\n pass\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"Project Hail Mary\")\nprint(book.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"Project Hail Mary\")\nprint(book.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def label(self):\n return f\"Book: {self.title}\"\n"}},"checks":{"0":{"message":"Book.label() should return the book-specific label."}},"expectedOutput":"Book: Project Hail Mary"},"try_overriding_and_specialization_sketch1":{"title":"Override label() for Movie","prompt":"Use the same overriding pattern with another catalog type. In `models/movie.py`, override `label()` so `Movie(\"Inside Out\")` returns `Movie: Inside Out`. Then finish `main.py` by creating the movie and printing its label.","hint":"Book and Movie should both use `label()`, but each one can return a different kind of label.","help":{"concept":"Two subclasses can share a method name while producing different results. That sets up polymorphism in the next topic.","hint_1":"The method name should still be `label()`.","hint_2":"Return `Movie: ` followed by `self.title`."},"starterCode":"from models.movie import Movie\n\n# TODO: create Movie(\"Inside Out\").\n# TODO: print the movie label.\n","starterFiles":{"main_py":{"content":"from models.movie import Movie\n\n# TODO: create Movie(\"Inside Out\").\n# TODO: print the movie label.\n"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Override label() for Movie.\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\n\nclass Movie(CatalogItem):\n # TODO: override label() so it returns \"Movie: <title>\".\n pass\n"}},"solutionCode":"from models.movie import Movie\n\nmovie = Movie(\"Inside Out\")\nprint(movie.label())\n","solutionFiles":{"main_py":{"content":"from models.movie import Movie\n\nmovie = Movie(\"Inside Out\")\nprint(movie.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Movie.label() should return the movie-specific label."}},"expectedOutput":"Movie: Inside Out"},"try_overriding_and_specialization_sketch2":{"title":"Print both specialized labels","prompt":"Now use both specialized child classes. The `Book` and `Movie` classes are provided. In `main.py`, create `Book(\"Coraline\")` and `Movie(\"Coco\")`, then print each object's `label()` result on its own line.","hint":"Create one Book and one Movie. Call `.label()` on each object.","help":{"concept":"The call looks the same for both objects, but each subclass decides what its own label should look like.","hint_1":"Use `book.label()` for the first line.","hint_2":"Use `movie.label()` for the second line."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create a Book for \"Coraline\".\n# TODO: create a Movie for \"Coco\".\n# TODO: print each object's label on its own line.\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create a Book for \"Coraline\".\n# TODO: create a Movie for \"Coco\".\n# TODO: print each object's label on its own line.\n"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Print both specialized labels.\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"# Keep models/book.py unchanged for this step: Print both specialized labels.\nfrom models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep models/movie.py unchanged for this step: Print both specialized labels.\nfrom models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\nbook = Book(\"Coraline\")\nmovie = Movie(\"Coco\")\nprint(book.label())\nprint(movie.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\nbook = Book(\"Coraline\")\nmovie = Movie(\"Coco\")\nprint(book.label())\nprint(movie.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Book.label() should stay specialized."},"1":{"message":"Movie.label() should stay specialized."}},"expectedOutput":"Book: Coraline\nMovie: Coco"}},"practice":{"sc-overriding-purpose":{"title":"Choose the reason to override","prompt":"Why would `Book` override `label()` from `CatalogItem`?","hint":"Look for the choice about changing the result while keeping the method name.","help":{"concept":"Overriding keeps a shared contract but allows subclass-specific behavior.","hint_1":"The method name stays the same.","hint_2":"The returned text becomes more specific."},"options":{"a":"To remove inheritance from the program","b":"To rename the base method everywhere","c":"To keep `label()` but return a book-specific result","d":"To stop `Book` objects from having titles"}},"fb-overriding-method-name":{"title":"Fill in the overriding method name","prompt":"Complete the method name that both subclasses share.","hint":"Use the same method name from the base class.","help":{"concept":"Overriding works when the subclass uses the same method name as the base class.","hint_1":"The method returns the display text for the item.","hint_2":"It is not the constructor name."},"template":"class Movie(CatalogItem):\n def [blank1](self):\n return f\"Movie: {self.title}\"","choices":["label","movie_label","title","__init__"]},"dr-overriding-workflow":{"title":"Order the override steps","prompt":"Put the beginner workflow in order.","hint":"Begin with the base method, then specialize it in subclasses.","help":{"concept":"It is easiest to override after the base behavior already exists.","hint_1":"The shared method comes first.","hint_2":"Printing the result comes after the subclass method is ready."},"tokens":{"t1":"Write `label()` in CatalogItem","t2":"Create `Book.label()` with a book-specific return value","t3":"Create `Movie.label()` with a movie-specific return value","t4":"Make objects and print both labels"}},"sc-overriding-shared-contract":{"title":"Keep the shared contract","prompt":"What stays the same when `Book` and `Movie` both override `label()`?","hint":"Think about what later code can still call on both objects.","help":{"concept":"The shared contract is the method name that every subclass supports.","hint_1":"The result can change, but the callable behavior stays aligned.","hint_2":"Look for the answer about one shared method name."},"options":{"a":"Later code can still call `label()` on both subclasses.","b":"Both subclasses must return the exact same string.","c":"Neither subclass can add its own behavior anymore.","d":"The base class stops mattering once one subclass overrides a method."}}}},"polymorphic-collections":{"label":"Polymorphic Collections","summary":"Use one shared method call on different child objects, so a mixed list can be handled with one clean loop.","cards":{"sketch0":{"title":"Put different subclasses in one list"},"sketch1":{"title":"Call the shared method in a loop"},"sketch2":{"title":"Move the loop into a helper"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_polymorphic_collections_sketch0":{"title":"Create one mixed catalog list","prompt":"In `main.py`, create one `catalog` list containing `Book(\"A Wrinkle in Time\")` and `Movie(\"Up\")`. Do not print yet. This step is only about storing different object types in one list.","hint":"Create both objects inside the same list and keep the variable name `catalog`.","help":{"concept":"A Python list can hold different object types. Polymorphism becomes useful because both objects provide the same `label()` method.","hint_1":"Create both objects inside the same list and keep the variable name `catalog`.","hint_2":"Inspect the requested file and account for each requirement before running the workspace."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create catalog with the two requested objects. Do not print yet.\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create catalog with the two requested objects. Do not print yet.\n"},"models_book_py":{"content":"# Keep this provided Book model unchanged.\nclass Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep this provided Movie model unchanged.\nclass Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [Book(\"A Wrinkle in Time\"), Movie(\"Up\")]\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [Book(\"A Wrinkle in Time\"), Movie(\"Up\")]\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"class Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Create the requested Book object in the mixed catalog."},"1":{"message":"Create the requested Movie object in the mixed catalog."},"2":{"message":"Do not print in this first step."}}},"try_polymorphic_collections_sketch1":{"title":"Call the shared method in one loop","prompt":"Use the provided mixed `catalog` list. Loop through it and print each object's `label()` result. Do not branch on the object type; call the same method on every item.","hint":"Use `for item in catalog:` and print `item.label()` inside the loop.","help":{"concept":"Polymorphism lets one loop use the same method name on different object types.","hint_1":"Use `for item in catalog:` and print `item.label()` inside the loop.","hint_2":"Review the file path, class or function name, and output requirements together."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\n# TODO: loop through catalog and print item.label() for each item.\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\n# TODO: loop through catalog and print item.label() for each item.\n"},"models_book_py":{"content":"# Keep the provided Book model unchanged.\nclass Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep the provided Movie model unchanged.\nclass Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor item in catalog:\n print(item.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor item in catalog:\n print(item.label())\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"class Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Keep the Book object in the mixed list."},"1":{"message":"Keep the Movie object in the mixed list."},"2":{"message":"Print both labels from the loop."}},"expectedOutput":"Book: A Wrinkle in Time\nMovie: Up"},"try_polymorphic_collections_sketch2":{"title":"Return labels from a helper","prompt":"Complete `build_labels(items)` in `services/catalog_report.py`. It must loop through the supplied items, collect each `item.label()` result in order, and return the list. `main.py` is already wired to print the returned labels.","hint":"Start with an empty list, append `item.label()` inside a loop, and return the finished list.","help":{"concept":"A reusable helper can depend on the shared `label()` behavior without knowing whether an item is a Book or Movie.","hint_1":"Start with an empty list, append `item.label()` inside a loop, and return the finished list.","hint_2":"Use the requested file boundary as part of the solution contract."},"starterCode":"# Run this provided script after completing the helper.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n","starterFiles":{"main_py":{"content":"# Run this provided script after completing the helper.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n"},"models_book_py":{"content":"# Keep the provided Book model unchanged.\nclass Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep the provided Movie model unchanged.\nclass Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_report_py":{"content":"def build_labels(items):\n # TODO: return a list containing item.label() for every item.\n pass\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"class Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_report_py":{"content":"def build_labels(items):\n labels = []\n for item in items:\n labels.append(item.label())\n return labels\n"}},"checks":{"0":{"message":"Return both labels so main.py can print two lines."}},"expectedOutput":"Book: A Wrinkle in Time\nMovie: Up"}},"practice":{"sc-polymorphism-mixed-list":{"title":"Why the mixed list works","prompt":"Why can one `catalog` list hold both `Book` and `Movie` objects?","hint":"Think about what lists can store in Python.","help":{"concept":"A list can store different objects, and later code can use shared behavior across them.","hint_1":"The objects do not need to be the same subclass.","hint_2":"The shared method name matters when the loop uses the list."},"options":{"a":"Because Python turns both objects into strings first","b":"Because a list can store different objects together","c":"Because Book secretly becomes Movie inside the list","d":"Because lists only allow subclasses of the same name"}},"fb-polymorphism-shared-call":{"title":"Choose the shared method","prompt":"Which shared method should be called on each item?","hint":"Use the method name both subclasses provide.","help":{"concept":"Polymorphism depends on one shared method name.","hint_1":"The method returns the display text for the catalog item.","hint_2":"It is not `title` or `self`."},"template":"for item in catalog:\n print(item.[blank1]())","choices":["label","title","Book","super"]},"dr-polymorphism-loop-order":{"title":"Order the loop steps","prompt":"Put these steps in order for a polymorphic helper.","hint":"Start with the list, then loop, then call the shared method.","help":{"concept":"A polymorphic helper follows a simple receive-loop-call-store pattern.","hint_1":"The list comes before the loop.","hint_2":"The append step happens after the method returns a value."},"tokens":{"t1":"Receive the mixed items list","t2":"Loop through each item","t3":"Call `item.label()`","t4":"Add the returned label to the results list"}},"sc-polymorphism-no-type-check":{"title":"Avoid the wrong pattern","prompt":"Which approach best matches polymorphism in this module?","hint":"Pick the choice that avoids class-by-class branches.","help":{"concept":"Polymorphism keeps later code generic by depending on shared method names.","hint_1":"The loop should call one shared method.","hint_2":"It should not need `if item is Book` checks."},"options":{"a":"Write a separate loop for every subclass forever","b":"Rename the method in each subclass so they are all different","c":"Check each object type before every method call","d":"Call the same method on each object in the mixed list"}}}}}},"python-data-functions":{"python-5-lists-tuples-and-dictionaries":{"creating-and-indexing-lists":{"label":"Kreye ak Endekse Lis","summary":"Kreye lis epi jwenn atik yo dapre pozisyon yo.","cards":{"course-introduction":{"title":"Course introduction"},"sketch0":{"title":"Sa yon lis ye"},"sketch1":{"title":"Kijan endeksasyon mache"},"sketch2":{"title":"Itilize valè lis nan sòti"},"quiz":{"title":"Kwiz"},"project":{"title":"Lis Debaz Pratik"}},"quiz":{"sc-first-index":{"title":"Endèks premye atik","prompt":"Ki endèks ki pran premye atik la nan yon lis Python?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"options":{"a":"Zewo","b":"Youn","c":"-Youn","d":"premye"}},"sc-whole-list":{"title":"Kreye yon lis","prompt":"Ki liy kòd la ki kreye kòrèkteman yon lis ki gen valè 3, 5, ak 7?","hint":"Chèche kwochè kare ki gen valè separe pa virg.","help":{"concept":"Lis Python yo ekri ak kròche kare alantou atik òdone ki separe pa virg.","hint_1":"Parantèz ak kròche kreye diferan kalite estrikti.","hint_2":"Chwazi opsyon ki itilize `[` ak `]` ak `3, 5, 7` andedan."},"options":{"a":"nimewo = [3, 5, 7]","b":"nimewo = 3, 5, 7, lis"}},"mc-valid-index-expressions":{"title":"Aksè valab nan lis la","prompt":"Chwazi tout ekspresyon ki jwenn aksè kòrèkteman ak yon atik nan `letters = [\"a\", \"b\", \"c\"]`.","hint":"Yon aksè valab itilize non lis la swiv pa yon endèks nan kwochè.","help":{"concept":"Pou jwenn yon atik nan lis la, Python itilize sentaks `list_name[index]` ak yon endèks nimerik.","hint_1":"Tcheke ki chwa ki itilize kwochè apre `letters`.","hint_2":"De chwa yo itilize modèl endeksasyon kòrèk la epi yo refere a pozisyon reyèl nan lis twa atik sa a."},"options":{"a":"lèt[0]","b":"lèt[2]","c":"lèt(1)"}},"mc-true-about-lists":{"title":"Reyalite sou lis","prompt":"Chwazi tout deklarasyon ki kòrèk sou lis Python yo.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Lis kenbe bagay yo an lòd.","b":"Premye atik nan yon lis gen endèks 0.","c":"Lis yo dwe gen sèlman chif.","d":"Kranpon kare yo itilize pou kreye lis."}},"dr-build-list-line":{"title":"Konstwi lis la liy pa liy","prompt":"Mete jeton yo nan lòd pou kreye yon liy kòd ki estoke `\"pen\"`, `\"pencil\"`, ak `\"eraser\"` nan yon lis ki rele `items`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"tokens":{"t1":"Atik","t2":"=","t3":"[","t4":"plim","t5":",","t6":"kreyon","t7":"bwòch","t8":"]"}},"dr-index-output-order":{"title":"Kòmande rezilta yo","prompt":"A program runs this code:\n\n`colors = [\"red\", \"blue\", \"green\"]`\n`print(colors[2])`\n`print(colors[0])`\n`print(colors[1])`\n\nArrange the printed lines in the order they appear in the output panel.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki mete aksyon Python an an plas.","hint_2":"Mete liy ki depann sou valè ki te egziste anvan yo apre valè sa yo fin egziste."},"tokens":{"t1":"vèt","t2":"wouj","t3":"ble"}},"fb-second-item":{"title":"Chwazi dezyèm atik la.","prompt":"Konplete kòd la pou enprime dezyèm atik ki nan lis la.","hint":"Dezyèm atik la itilize endèks pou tèm ki manke a.","help":{"concept":"Paske Python kòmanse endeksasyon nan 0, dezyèm atik la jwenn ak endèks tèm ki manke a.","hint_1":"Konte pozisyon yo kòm 0, tèm ki manke a, 2.","hint_2":"Sèvi ak endèks ki endike atik ki vin apre premye a."},"template":"letters = [\"a\", \"b\", \"c\"]\nprint(letters[[blank1]])","choices":["Zewo","Youn","de","twa"]},"fb-list-name":{"title":"Konplete lis la.","prompt":"Chwazi non varyab ki manke a pou lis la estoke nan`numbers`.","hint":"Se sèlman non ki devan `=` ki manke.","help":{"concept":"Nan yon asiyasyon, non varyab la ale sou bò gòch yon operatè asiyasyon (`=`) epi li resevwa valè lis la sou bò dwat.","hint_1":"Blank la ta dwe varyab ki pral kenbe valè a`[4, 8, 12]`.","hint_2":"Chwazi yon non varyab ki sansib, pa yon mo kle oswa yon fonksyon."},"template":"[blank1] = [4, 8, 12]","choices":["chif","Enprime","Endèks","lis()"]},"ci-print-first-last":{"title":"Enprime premye ak dènye atik lis la.","prompt":"Gen twa etikèt fwi ki vini youn apre lòt. Sere antre yo nan yon lis, epi enprime premye fwi a ak dènye fwi a sou liy separe.\n\nPa egzanp, si antre yo se`apple`\n,`banana`\n, ak`cherry`\n, pwogram ou an ta dwe enprime:\n`apple`\n\n`cherry`\n.","hint":"Li tach la \"Enprime premye ak dènye atik lis la\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"word1 = input()\nword2 = input()\nword3 = input()\n\n# Store the words in a list.\n# Then print the first item and the last item on separate lines.","solutionCode":"word1 = input()\nword2 = input()\nword3 = input()\n\nwords = [word1, word2, word3]\nprint(words[0])\nprint(words[2])","sourceChecks":{"0":{"message":"Sèvi ak endèks 0 pou li premye atik la olye pou enprime antre a dirèkteman."},"1":{"message":"Sèvi ak yon endèks pou li dènye atik la nan lis la."}}},"ci-print-second-number":{"title":"Enprime dezyèm nimewo a","prompt":"Yon tablo afichaj voye twa chif nan lòd. Mete yo nan yon lis, epi enprime dezyèm eleman ki nan lis sa a.\n\nPa egzanp, si done antre yo se `4`, `9`, ak `2`, pwogram ou an ta dwe enprime:\n`9`.","hint":"Dezyèm atik nan yon lis se nan endèks 1.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"a = int(input())\nb = int(input())\nc = int(input())\n\n# Put the numbers into a list.\n# Print the second item.","solutionCode":"a = int(input())\nb = int(input())\nc = int(input())\n\nnumbers = [a, b, c]\nprint(numbers[1])","sourceChecks":{"0":{"message":"Sèvi ak endèks 1 pou li dezyèm atik la nan lis la."}}},"ci-build-and-show-list":{"title":"Bati yon lis apati de antre","prompt":"Yon etajè penti bezwen yon envantè rapid. Rasanble twa koulè antre yo nan yon sèl lis epi enprime lis final la.\n\nPa egzanp, si antre yo se `red`, `blue`, ak `green`, pwogram ou an ta dwe enprime:\n`['red', 'blue', 'green']`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp yo te atann lan anvan ou verifye repons ou a."},"starterCode":"color1 = input()\ncolor2 = input()\ncolor3 = input()\n\n# Create a list with the three colors.\n# Print the whole list.","solutionCode":"color1 = input()\ncolor2 = input()\ncolor3 = input()\n\ncolors = [color1, color2, color3]\nprint(colors)","sourceChecks":{"0":{"message":"Kreye yon lis ak color1, color2, ak color3 anvan ou enprime li."}}},"try-creating-and-indexing-lists-checkpoint":{"title":"Endèks epi enprime valè lis la","prompt":"Kreye lis `[\"Ava\", \"Mia\", \"Zoe\"]`. Enprime premye non an, epi enprime siyati a.","hint":"Sèvi ak endèks `0` pou premye atik la ak `-1` pou dènye atik la.","help":{"concept":"Endeksasyon lis la pèmèt ou rekipere yon valè dapre pozisyon li.","hint_1":"Sèvi ak endèks `0` pou premye atik la ak `-1` pou dènye atik la.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"names = []\n\n# Create the list [\"Ava\", \"Mia\", \"Zoe\"].\n# Print the first name, then print the last name.\n","solutionCode":"names = [\"Ava\", \"Mia\", \"Zoe\"]\nprint(names[0])\nprint(names[-1])\n","sourceChecks":{"0":{"message":"Kreye lis non yo olye de enprime sèlman repons final yo."},"1":{"message":"Sèvi ak names[0] pou enprime premye non an olye pou w tape Ava dirèkteman."},"2":{"message":"Sèvi ak yon endèks sou non yo pou enprime siyati a olye pou tape Zoe dirèkteman."}}},"try-creating-and-indexing-lists-sketch0":{"title":"Enprime premye atik lis la ak dènye atik lis la.","prompt":"Sèvi ak endèks lis yo pou enprime premye ak dènye valè yo nan`items`.","hint":"Lis yo kenbe atik yo an lòd. Kòmanse pa enprime premye atik la nan atik yo.","help":{"concept":"Lis yo kenbe atik yo an lòd. Kòmanse pa enprime premye atik la nan atik yo.","hint_1":"Premye atik la se items[0]. Dènye atik la se items[-1].","hint_2":"Enprime chak valè sou pwòp liy li: premye wouj, apre sa vèt."},"starterCode":"items = ['red', 'blue', 'green']\n\n# Print the first item.\n# Then print the last item.\n","solutionCode":"items = ['red', 'blue', 'green']\nprint(items[0])\nprint(items[-1])\n","sourceChecks":{"0":{"message":"Sèvi ak items[0] pou premye atik la olye pou w tape red."},"1":{"message":"Sèvi ak yon endèks sou atik yo pou atik ki dènye a olye pou w tape green."}}},"try-creating-and-indexing-lists-sketch1":{"title":"Enprime dezyèm nimewo a","prompt":"Sèvi ak endèks `1` pou enprime dezyèm valè a nan `numbers`.","hint":"Enprime dezyèm nimewo ki nan lis la.","help":{"concept":"Enprime dezyèm nimewo a nan lis la.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"numbers = [4, 9, 2]\n\n# Print the second number in the list.\n","solutionCode":"numbers = [4, 9, 2]\nprint(numbers[1])\n","sourceChecks":{"0":{"message":"Itilize numbers[1] olye pou w tape 9 dirèkteman."}}},"try-creating-and-indexing-lists-sketch2":{"title":"Konstwi epi enprime yon lis","prompt":"Kreye yon lis ki rele \"`names`\" ak de varyab yo, epi enprime li.","hint":"Bati yon lis ki rele names ak first ak second.","help":{"concept":"Bati yon lis ki rele names ak first ak second.","hint_1":"Bati yon lis ki rele names ki gen premye ak dezyèm, epi enprime names.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"first = 'Ava'\nsecond = 'Mia'\n\n# Build a list named names with first and second.\n# Then print names.\n","solutionCode":"first = 'Ava'\nsecond = 'Mia'\nnames = [first, second]\nprint(names)\n","sourceChecks":{"0":{"message":"Bati non yo apati varyab premye ak dezyèm, pa tape lis final la dirèkteman."}}}},"tryIt":{"try_creating_and_indexing_lists_checkpoint":{"title":"Eseye l poukont ou","prompt":"Kreye lis `[\"Ava\", \"Mia\", \"Zoe\"]`. Enprime premye non an, epi enprime siyati a."},"try_creating_and_indexing_lists_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak endèks lis yo pou enprime premye ak dènye valè yo nan`items`."},"try_creating_and_indexing_lists_sketch1":{"title":"Eseye l poukont ou","prompt":"Sèvi ak endèks `1` pou enprime dezyèm valè a nan `numbers`."},"try_creating_and_indexing_lists_sketch2":{"title":"Eseye l poukont ou","prompt":"Kreye yon lis ki rele `names` ak de varyab yo, epi enprime li."},"allowReveal":true},"projectSteps":{"ci_print_first_last":{"title":"Enprime premye ak dènye atik lis la."},"ci_print_second_number":{"title":"Enprime dezyèm nimewo a"},"ci_build_and_show_list":{"title":"Bati yon lis apati de antre"}}},"dictionary-basics":{"label":"Baz diksyonè","summary":"Sere ak rekipere valè lè w itilize kle.","cards":{"sketch0":{"title":"Sa yon diksyonè ye"},"sketch1":{"title":"Chèche valè pa kle"},"sketch2":{"title":"Kreye ak mete ajou antre diksyonè"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratik sou Baz Diksyonè"}},"quiz":{"sc-dict-best-choice":{"title":"Chwazi pi bon koleksyon an","prompt":"Ki koleksyon ki pi apwopriye pou estoke non yon moun, laj li, ak vil li ansanm ak etikèt pou chak valè?","hint":"Chwazi koleksyon ki estoke pè kle-valè ki make.","help":{"concept":"Diksyonè yo fèt pou done kote chak valè gen yon etikèt, tankou non, laj, oswa vil.","hint_1":"Yon lis estoke atik pa pozisyon, men kesyon sa a bezwen etikèt ki lye ak valè.","hint_2":"Chèche koleksyon ki pèmèt ou ekri kle tankou \"non\" ak \"laj\"."},"options":{"a":"Yon diksyonè","b":"Yon tup","c":"Yon sèl kòd","d":"Yon kantite"}},"sc-dict-lookup":{"title":"Li yon valè pa kle","prompt":"Bay `pet = {\"type\": \"cat\", \"age\": 3}`, ki ekspresyon bay valè `\"cat\"`?","hint":"Sèvi ak kle a, pa yon pozisyon nimerik.","help":{"concept":"Valè diksyonè yo jwenn ak kle yo andedan krèy kare.","hint_1":"Kle pou `\"cat\"` se `\"type\"`.","hint_2":"Sèvi ak non diksyonè a, epi mete l ant kwochè kare ki gen kle chèn nan."},"options":{"a":"bèt[0]","b":"bèt kay(\"kalite\")","c":"tip[\"pet\"]"}},"mc-dict-parts":{"title":"Idantifye pati diksyonè yo","prompt":"Ki deklarasyon sou diksyonè sa a ki kòrèk?\n\n`item = {\"name\": \"pen\", \"price\": 2}`\n\nChwazi tout repons ki kòrèk.","hint":"Separe kle yo ak valè yo nan chak pè.","help":{"concept":"Nan yon diksyonè, chak antre gen yon kle sou bò gòch kolon an ak yon valè sou bò dwat la.","hint_1":"Tcheke pè `\"name\": \"pen\"` ak pè `\"price\": 2`.","hint_2":"Chèn ki anvan kolon yo se kle; done ki apre kolon yo se valè."},"options":{"a":"`\"name\"` se yon kle","b":"`\"pen\"` se yon valè","c":"`2` se yon valè","d":"`\"price\"` se yon valè"}},"mc-dict-operations":{"title":"Aksyon diksyonè valab","prompt":"Ki liy ki mache kòrèkteman ak yon diksyonè ki rele `scores = {\"Ava\": 10, \"Ben\": 8}`? Chwazi tout repons ki kòrèk.","hint":"Panse pou w chèche pa kle epi asiyen pa kle.","help":{"concept":"Ou ka li valè yon diksyonè ak `dict[key]` epi mete ajou oswa ajoute antre ak `dict[key] = value`.","hint_1":"Yon modèl kòrèk li yon valè lè l sèvi avèk yon kle non ki nan kranpon kare.","hint_2":"Yon lòt modèl kòrèk chanje oswa ajoute yon valè lè li mete yon kle nan kwochè sou bò gòch `=`."},"options":{"a":"`scores[\"Ava\"]`","b":"`scores[1]`","c":"`scores[\"Ben\"] = 9`","d":"`scores.add(\"Kai\", 7)`"}},"dr-dict-create-order":{"title":"Bati yon diksyonè etap pa etap","prompt":"Mete moso kòd sa yo nan lòd ki kòrèk pou kreye yon diksyonè epi enprime yon valè.","hint":"Kreye diksyonè a an premye, epi li ladan l.","help":{"concept":"Python dwe kreye epi asiyen diksyonè a anvan ou ka chèche yon valè ladan l.","hint_1":"Kòmanse ak non varyab la ak asiyasyon li bay yon literèl diksyonè.","hint_2":"Liy enprime a ta dwe vini apre diksyonè a egziste, epi rechèch la itilize kle a `\"name\"`."},"tokens":{"t1":"moun = {","t2":"Non: Ava","t3":"}","t4":"print(person[\"name\"])"}},"dr-dict-update-order":{"title":"Kòmande yon egzanp mizajou","prompt":"Aranje liy sa yo pou kreye yon diksyonè, mete yon valè ajou, epi enprime rezilta ki ajou a.","hint":"Diksyonè a dwe egziste anvan liy mizajou a.","help":{"concept":"Mizajou yon diksyonè itilize asiyasyon ak yon kle apre diksyonè a deja kreye.","hint_1":"Premyeman, kreye `stock`, apre sa chanje valè pou `\"apples\"`, epi enprime li.","hint_2":"Liy enprime a dwe vini an dènye paske li ta dwe montre valè ki mete ajou a, pa sa ki orijinal la."},"tokens":{"t1":"stòk = {\"pòm\": 5}","t2":"stock[\"pòm\"] = 7","t3":"print(stock[\"apples\"])"}},"fb-dict-literal":{"title":"Konplete yon diksyonè literal","prompt":"Chwazi valè ki manke a pou fini antre diksyonè a.","hint":"Espas vid la dwe valè ki asosye ak kle `\"color\"` la.","help":{"concept":"Yon antre nan diksyonè gen fòm `key: value`, kidonk pati ki manke a se valè pou yon kle.","hint_1":"Kle a deja ekri kòm `\"color\"`.","hint_2":"Chwazi opsyon ki ka sèvi kòm valè chèn ki estoke pou kle sa a."},"template":"penti = {\"koulè\": [blank1]}","choices":["ble","koulè","Pano nòt leson","Chwazè tèm koulè"]},"fb-dict-key-lookup":{"title":"Konplete yon rechèch kle","prompt":"Chwazi kle ki manke a pou ekspresyon an jwenn valè laj la.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa demann lan dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"person = {\"name\": \"Ivy\", \"age\": 12}\nprint(person[[blank1]])","choices":["laj","douz","Ivy","Zewo"]},"ci-make-dictionary":{"title":"Retounen yon diksyonè senp","prompt":"Ekri `make_book(title, pages)` pou li retounen yon diksyonè ki dekri liv la. Diksyonè a ta dwe itilize kle `\"title\"` ak `\"pages\"`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_book(title, pages):\n # return a dictionary with keys \"title\" and \"pages\"\n pass","solutionCode":"def make_book(title, pages):\n return {\"title\": title, \"pages\": pages}"},"ci-get-score":{"title":"Chèche yon valè nan yon diksyonè","prompt":"Ekri `get_score(scores, name)` pou li ka chèche `name` nan diksyonè `scores` la epi retounen nòt sa a.","hint":"Li tach la \"Chèche yon valè nan yon diksyonè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"def get_score(scores, name):\n # return the score for the given name\n pass","solutionCode":"def get_score(scores, name):\n return scores[name]"},"ci-update-dictionary":{"title":"Ajoute oswa mete ajou yon antre diksyonè","prompt":"Ekri `set_price(prices, item, amount)` pou mete ajou diksyonè `prices` la ak atik ak kantite yo bay, epi retounen diksyonè ki mete ajou a.","hint":"Li tach la \"Ajoute oswa mete ajou yon antre diksyonè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp yo te atann lan anvan ou verifye repons ou a."},"starterCode":"def set_price(prices, item, amount):\n # update the dictionary and return it\n pass","solutionCode":"def set_price(prices, item, amount):\n prices[item] = amount\n return prices"},"try-dictionary-basics-checkpoint":{"title":"Kreye epi li yon diksyonè","prompt":"Kreye yon diksyonè pou `name` ak `score`, epi enprime nòt la.","hint":"Sèvi ak kle `\"score\"` pou li valè a.","help":{"concept":"Yon diksyonè estoke valè anba kle ki gen non.","hint_1":"Sèvi ak kle `\"score\"` pou li valè a.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"student = {}\n\n# Store name Ava and score 92.\n# Then print the score.\n","solutionCode":"student = {\"name\": \"Ava\", \"score\": 92}\nprint(student[\"score\"])\n","sourceChecks":{"0":{"message":"Kreye yon varyab diksyonè ki rele student."},"1":{"message":"Sèvi ak kle nòt la pou li nòt la nan elèv la."}}},"try-dictionary-basics-sketch0":{"title":"Enprime valè yon diksyonè","prompt":"Sèvi ak kle `'name'` pou li yon valè nan diksyonè a.","hint":"Enprime non ki nan pwofil la.","help":{"concept":"Enprime non ki nan pwofil la.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"profile = {'name': 'Ava', 'age': 12}\n\n# Print the name from profile.\n","solutionCode":"profile = {'name': 'Ava', 'age': 12}\nprint(profile['name'])\n","sourceChecks":{"0":{"message":"Itilize profile[\"name\"] olye pou w tape Ava dirèkteman."}}},"try-dictionary-basics-sketch1":{"title":"Mizajou yon laj","prompt":"Bay yon nouvo valè pou yon kle ki deja egziste nan yon diksyonè.","hint":"Chanje laj la pou 12.","help":{"concept":"Chanje laj la pou 12.","hint_1":"Chanje laj la pou 12, epi enprime diksyonè pwofil la.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"profile = {'name': 'Mia', 'age': 11}\n\n# Change age to 12.\n# Then print the profile dictionary.\n","solutionCode":"profile = {'name': 'Mia', 'age': 11}\nprofile['age'] = 12\nprint(profile)\n","sourceChecks":{"0":{"message":"Mete aj nan pwofil la a 12 olye pou ranplase diksyonè final la."}}},"try-dictionary-basics-sketch2":{"title":"Kreye epi enprime yon diksyonè nòt.","prompt":"Bati yon diksyonè ak de pè kle-valè, epi enprime li.","hint":"Kreye yon diksyonè ki rele scores ak Ava: 92 ak Mia: 85.","help":{"concept":"Kreye yon diksyonè ki rele scores ak Ava: 92 ak Mia: 85.","hint_1":"Kreye yon diksyonè ki rele scores ak Ava: 92 ak Mia: 85, epi enprime scores yo.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"# Create a dictionary named scores with Ava: 92 and Mia: 85.\n# Then print scores.\n","solutionCode":"scores = {'Ava': 92, 'Mia': 85}\nprint(scores)\n","sourceChecks":{"0":{"message":"Kreye yon varyab diksyonè ki rele scores."},"1":{"message":"Sèvi ak Ava kòm yon kle nan nòt yo."},"2":{"message":"Sèvi ak Mia kòm yon kle nan nòt yo."}}}},"tryIt":{"try_dictionary_basics_checkpoint":{"title":"Eseye l poukont ou","prompt":"Kreye yon diksyonè pou `name` ak `score`, epi enprime nòt la."},"try_dictionary_basics_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak kle `'name'` pou li yon valè nan diksyonè a."},"try_dictionary_basics_sketch1":{"title":"Eseye l poukont ou","prompt":"Bay yon nouvo valè pou yon kle ki egziste deja nan yon diksyonè."},"try_dictionary_basics_sketch2":{"title":"Eseye l poukont ou","prompt":"Bati yon diksyonè ak de pè kle-valè, epi enprime li."},"allowReveal":true},"projectSteps":{"ci_make_dictionary":{"title":"Retounen yon diksyonè senp"},"ci_get_score":{"title":"Chèche yon valè nan yon diksyonè"},"ci_update_dictionary":{"title":"Ajoute oswa mete ajou yon antre diksyonè"}}},"list-methods-and-mutation":{"label":"Lis Metòd ak Mutasyon","summary":"Sèvi ak metòd lis komen tankou append, remove, pop, ak sort, epi aprann kijan yo chanje lis orijinal la.","cards":{"sketch0":{"title":"Sa mityasyon vle di pou lis yo"},"sketch1":{"title":"Sèvi ak append, remove, ak pop"},"sketch2":{"title":"Trie lis yo epi veye pou erè komen yo"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike Pwogram Mutasyon Lis"}},"quiz":{"sc-1":{"title":"Ki metòd ki ajoute nan fen an?","prompt":"Ki metòd lis la ki ajoute yon nouvo atik nan fen yon lis?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"options":{"a":"Ajoute()","b":"retire()","c":"retire()","d":"klase()"}},"sc-2":{"title":"Ki sa pop retounen?","prompt":"Nan Python, kisa `items.pop(1)` retounen?","hint":"`pop()` Li chanje lis la epi li ba ou yon bagay an retou.","help":{"concept":"`pop(index)` Li retire atik ki nan endèks bay la epi li retounen atik sa a ki te retire a.","hint_1":"Endèks `1` vle di dezyèm atik nan lis la.","hint_2":"Valè retou a se pa lis kout la li menm; se eleman ki te retire a."},"options":{"a":"Atik ki te retire nan endèks 1","b":"Yon kopi tout lis la","c":"Longè lis la apre retire","d":"Anyen ditou"}},"mc-1":{"title":"Metòd ki modifye yon lis","prompt":"Ki nan operasyon sa yo ki chanje lis orijinal la? Chwazi tout sa ki aplike.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Ajoute (5)","b":"retire(5)","c":"klase()","d":"longè(my_list)"}},"mc-2":{"title":"Metòd lis valab yo itilize","prompt":"Ki liy ki fason valab pou itilize metòd lis komen sou`numbers = [3, 1, 2]`? Chwazi tout sa ki aplike.","hint":"Tcheke si chak non metòd koresponn ak kalite agiman li espere a.","help":{"concept":"Metòd lis diferan mande diferan antre: `append` pran yon valè, `remove` pran yon valè, epi `pop` anjeneral pran yon endèks.","hint_1":"Mande si metòd la ap retire pa valè oswa pa pozisyon.","hint_2":"Youn nan chwa yo melanje konpòtman `remove` ak endèks, epi yon lòt chwa itilize `sort` ak yon agiman li pa bezwen isit la."},"options":{"a":"nimewo.ajoute(4)","b":"nimewo.retire(1)","c":"nimewo.pop(0)","d":"nimewo.klase(2)"}},"dr-1":{"title":"Ajoute apre sa enspekte","prompt":"Mete etap sa yo nan lòd kòrèk pou ajoute yon eleman nan yon lis epi afiche lis ki mete ajou a.","hint":"Premyeman kreye lis la, apre sa chanje li, epi enprime li.","help":{"concept":"Yon pwogram lis kout anjeneral swiv yon sekans: kreye done, modifye done, epi enspekte rezilta a avèk `print()`.","hint_1":"Ou pa ka ajoute nan yon lis anvan lis la egziste.","hint_2":"Enprime a dwe fèt apre ajoute a si ou vle wè lis ki chanje a."},"tokens":{"t1":"nimewo = [1, 2]","t2":"nimewo.ajoute(7)","t3":"print(numbers)"}},"dr-2":{"title":"Retire, gonfle, epi enprime","prompt":"Aranje liy yo pou kreye yon pwogram ki retire `\"b\"`, epi mete dènye atik ki rete a nan `taken`, epi enprime `taken`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann de valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"lèt = [\"a\", \"b\", \"c\"]","t2":"letters.remove(\"b\")","t3":"tire = pop() nan lèt yo","t4":"print(taken)"}},"fb-1":{"title":"Konplete yon apèl apendiks","prompt":"Chwazi valè ki fè `numbers.append(...)` ajoute `10` nan lis la.","hint":"`append()` bezwen atik ou vle ajoute a anndan parantèz yo.","help":{"concept":"Pou ajoute yon atik nan fen yon lis, mete atik sa a kòm agiman pou `append()`.","hint_1":"Blank la se nouvo valè k ap ajoute a, se pa non lis la oswa non metòd la.","hint_2":"Chwazi opsyon ki ta fè lis la jwenn nimewo dis."},"template":"nimewo = [1, 2]\nnimewo.ajoute([blank1])","choices":["chif","Ajoute","diz","pòp"]},"fb-2":{"title":"Konplete yon deklarasyon triyaj","prompt":"Chwazi non metòd la ki klase `scores` sou plas.","hint":"Metòd sa a mete atik lis yo nan lòd epi chanje lis la li menm.","help":{"concept":"`the missing term()` se metòd entegre lis la pou ranje atik lis yo anplas.","hint_1":"Videyo a ta dwe yon metòd ki travay dirèkteman sou yon varyab lis.","hint_2":"Se pa yon metòd pou ajoute oswa retire atik."},"template":"scores = [4, 1, 3]\nscores.[blank1]()","choices":["Ajoute","retire","klase","pòp"]},"ci-1":{"title":"Ajoute yon atik epi enprime lis la.","prompt":"Yon bwat kreyon deja gen `pen` ak `pencil`. Li yon lòt atik nan antre a, ajoute l nan `items`, epi enprime lis ki mete ajou a.\n\nPa egzanp, si antre a se `eraser`, pwogram ou an ta dwe enprime:\n`['pen', 'pencil', 'eraser']`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"item = input()\nitems = [\"pen\", \"pencil\"]\n\n# Add the input item to the list.\n# Then print the updated list.","solutionCode":"item = input()\nitems = [\"pen\", \"pencil\"]\nitems.append(item)\nprint(items)","sourceChecks":{"0":{"message":"Itilize items.append(item) pou lis la vrèman modifye."}}},"ci-2":{"title":"Retire yon valè epi montre rezilta a","prompt":"The list `colors` starts as `['red', 'blue', 'green']`. Read one color from input, remove that value from the list, and print the updated list.\n\nFor example, if the input is `blue`, your program should print:\n`['red', 'green']`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"color = input()\ncolors = ['red', 'blue', 'green']\n\n# Remove the input color from the list.\n# Then print the updated list.","solutionCode":"color = input()\ncolors = ['red', 'blue', 'green']\ncolors.remove(color)\nprint(colors)","sourceChecks":{"0":{"message":"Itilize colors.remove(color) pou lis la vrèman modifye."}}},"ci-3":{"title":"Klase nimewo yo nan antre a","prompt":"Twa nòt kwiz parèt nan yon lòd ki pa kòrèk. Mete chif ki antre yo nan fonksyon ``numbers`` la, klase lis la de pi piti a pi gwo, epi enprime lis ki klase a.\n\nPa egzanp, si chif ki antre yo se `9`, `2`, ak `5`, pwogram ou an ta dwe enprime:\n`[2, 5, 9]`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"a = int(input())\nb = int(input())\nc = int(input())\n\nnumbers = [a, b, c]\n\n# Sort the list.\n# Then print the sorted list.","solutionCode":"a = int(input())\nb = int(input())\nc = int(input())\n\nnumbers = [a, b, c]\nnumbers.sort()\nprint(numbers)","sourceChecks":{"0":{"message":"Sèvi ak numbers.sort() pou lis la vrèman klase an plas."}}},"try-list-methods-and-mutation-checkpoint":{"title":"Ajoute 10 nan yon lis","prompt":"Kòmanse ak `numbers = [3, 1, 2]`. Ajoute `10` nan fen lis la, epi enprime lis ki mete ajou a.","hint":"Sèvi ak `append()` pou ajoute yon atik nan fen an.","help":{"concept":"`append(value)` Li modifye lis orijinal la lè li ajoute yon atik nan fen an.","hint_1":"Sèvi ak `append()` pou ajoute yon atik nan fen an.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"numbers = [3, 1, 2]\n\n# Add 10 to the end of the list.\n# Then print the updated list.\n","solutionCode":"numbers = [3, 1, 2]\nnumbers.append(10)\nprint(numbers)\n","sourceChecks":{"0":{"message":"Itilize numbers.append(10) pou lis la vrèman chanje."}}},"try-list-methods-and-mutation-sketch0":{"title":"Ajoute 10 epi enprime lis la.","prompt":"Sèvi ak `append(10)` pou ajoute `10` nan lis la, epi enprime lis ki mete ajou a.","hint":"Ajoute 10 nan fen lis la.","help":{"concept":"Ajoute 10 nan fen lis la.","hint_1":"Ajoute 10 nan fen lis la, epi enprime lis ki mete ajou a.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"numbers = [3, 1, 2]\n\n# Add 10 to the end of the list.\n# Then print the updated list.\n","solutionCode":"numbers = [3, 1, 2]\nnumbers.append(10)\nprint(numbers)\n","sourceChecks":{"0":{"message":"Sèvi ak numbers.append(10) pou lis la vrèman chanje."}}},"try-list-methods-and-mutation-sketch1":{"title":"Retire bannann nan epi lage dènye atik la.","prompt":"Sèvi ak `remove()` ak `pop()` pou chanje lis la epi montre sa ki rete.","hint":"Retire 'banana'.","help":{"concept":"Retire 'banana'.","hint_1":"Retire 'banana'. Apre sa, mete dènye atik ki rete a nan last_item.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"fruits = ['apple', 'banana', 'cherry']\n\n# Remove 'banana'.\n# Pop the last remaining item into last_item.\n# Print fruits, then print last_item.\n","solutionCode":"fruits = ['apple', 'banana', 'cherry']\nfruits.remove('banana')\nlast_item = fruits.pop()\nprint(fruits)\nprint(last_item)\n","sourceChecks":{"0":{"message":"Rele fruits.remove('banana') olye pou w ranplase lis final la dirèkteman."},"1":{"message":"Sere rezilta fruits.pop() nan last_item olye pou w tape cherry dirèkteman."}}},"try-list-methods-and-mutation-sketch2":{"title":"Triye epi enprime non yo","prompt":"Rele `sort()` anvan ou enprime pou lis orijinal la ka nan lòd.","hint":"Trie lis la alfabetikman.","help":{"concept":"Trie lis la alfabetikman.","hint_1":"Trie lis la alfabetikman, epi enprime lis triye a.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"names = ['Zoe', 'Ava', 'Mia']\n\n# Sort the list alphabetically.\n# Then print the sorted list.\n","solutionCode":"names = ['Zoe', 'Ava', 'Mia']\nnames.sort()\nprint(names)\n","sourceChecks":{"0":{"message":"Sèvi ak names.sort() pou lis la vrèman triye."}}}},"tryIt":{"try_list_methods_and_mutation_checkpoint":{"title":"Eseye l poukont ou","prompt":"Kòmanse ak `numbers = [3, 1, 2]`. Ajoute `10` nan fen lis la, epi enprime lis ki mete ajou a."},"try_list_methods_and_mutation_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak `append(10)` pou ajoute `10` nan lis la, epi enprime lis ki mete ajou a."},"try_list_methods_and_mutation_sketch1":{"title":"Eseye l poukont ou","prompt":"Sèvi ak `remove()` ak `pop()` pou chanje lis la epi montre sa ki rete."},"try_list_methods_and_mutation_sketch2":{"title":"Eseye l poukont ou","prompt":"Rele `sort()` anvan ou enprime pou lis orijinal la ka nan lòd."},"allowReveal":true},"projectSteps":{"ci_1":{"title":"Ajoute yon atik epi enprime lis la."},"ci_2":{"title":"Retire yon valè epi montre rezilta a"},"ci_3":{"title":"Klase nimewo yo nan antre a"}}},"looping-through-lists":{"label":"Fè sik nan lis yo","summary":"Trete chak atik nan lis la epi konstwi rezilta derive yo.","cards":{"sketch0":{"title":"Sa yon bouk lis fè"},"sketch1":{"title":"Sèvi ak yon bouk pou konstwi yon nouvo lis"},"sketch2":{"title":"Chwazi non varyab bouk ki klè"},"quiz":{"title":"Kwiz"},"project":{"title":"Egzèsis: Fè yon bouk sou lis yo"}},"quiz":{"sc-loop-item-name":{"title":"Chwazi varyab bouk la","prompt":"Nan kòd sa a, kisa `fruit` reprezante?\n\n```python\nfruits = [\"apple\", \"banana\", \"pear\"]\nfor fruit in fruits:\n print(fruit)\n```","hint":"Gade sa ki vini apre `for` epi anvan `in`.","help":{"concept":"Nan yon bouk `for item in list`, varyab ki apre `for` estoke yon atik aktyèl nan lis la pandan chak bouk.","hint_1":"`fruit` Chanje pandan bouk la ap pase nan`\"apple\"`, epi `\"banana\"`, epi `\"pear\"`.","hint_2":"Se pa non lis la antye. Se valè endividyèl k ap trete chak fwa."},"options":{"a":"Tout lis fwi yo","b":"Yon atik nan lis la chak fwa","c":"Nimewo endèks chak fwi","d":"Yon mo kle entegre nan Python"}},"sc-empty-list-start":{"title":"Kòmanse yon nouvo lis rezilta","prompt":"Ou vle pase atravè yon lis epi ranmase valè ki chanje yo nan yon nouvo lis. Ki liy ki kòrèkteman kreye yon lis vid pou kòmanse?","hint":"Ou bezwen sentaks pou yon literal lis vid.","help":{"concept":"Lè w ap konstwi yon lis derive, ou anjeneral kòmanse ak yon lis vid epi ou ajoute atik yo avèk `append()` andedan bouk la.","hint_1":"Yon lis vid itilize kwochè kare san anyen andedan.","hint_2":"Chèche opsyon ki kreye yon lis, pa yon chèn, nimewo, oswa apèl enprime."},"options":{"a":"rezilta = ()","b":"print(result)"}},"mc-loop-uses":{"title":"Sa yon bouk sou yon lis ka fè","prompt":"Ki aksyon ki rezon komen pou itilize yon bouk sou yon lis? Chwazi tout sa ki aplikab.","hint":"Panse sou travay ou repete yon fwa pou chak atik.","help":{"concept":"Yo itilize bouk lis pou trete chak atik, tankou enprime valè yo, tcheke kondisyon yo, oswa konstwi yon nouvo lis apati atik ki transfòme.","hint_1":"Yon bouk itil lè menm aksyon an dwe fèt pou chak atik nan lis la.","hint_2":"Chèche opsyon sou pwosesis repete atik yo, pa sou chanje sentaks Python la li menm."},"options":{"a":"Enprime chak atik","b":"Bati yon nouvo lis apati atik ki chanje yo","c":"Tcheke si atik yo satisfè yon kondisyon","d":"Chanje non mo kle Python yo"}},"mc-good-loop-names":{"title":"Chwazi non varyab bouk ki klè","prompt":"Pou lis `scores = [88, 91, 76]`, ki non varyab bouk yo ki klè e ki apwopriye? Chwazi tout sa ki aplike.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"pwen","b":"atik","c":"pwen","d":"Valè nòt"}},"dr-build-derived-list":{"title":"Kòmande etap yo pou konstwi yon lis derive","prompt":"Mete etap sa yo nan lòd kòrèk pou konstwi yon nouvo lis apati yon lis ki egziste deja.","hint":"Kòmanse pa kreye nouvo lis la anvan bouk la kòmanse.","help":{"concept":"Pou konstwi yon lis derive, premye kreye yon lis vid, apre sa fè yon bouk sou lis orijinal la, kalkile chak nouvo valè, epi ajoute li.","hint_1":"Konfigirasyon lis vid la fèt anvan okenn atik trete.","hint_2":"Anndan bouk la, ou premye pran atik aktyèl la, apre sa ou kreye valè ki chanje a, epi ou ajoute li nan lis rezilta a."},"tokens":{"t1":"Kreye yon lis rezilta vid","t2":"Kòmanse yon bouk sou lis orijinal la","t3":"Kalkile valè ki chanje pou atik aktyèl la.","t4":"Ajoute valè ki chanje a nan lis rezilta a."}},"dr-read-loop-header":{"title":"Li bouk la nan lòd","prompt":"Mete pati sa yo nan deklarasyon bouk la nan lòd kòrèk pou kreye yon tèt bouk Python ki valab.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Aranje moso yo selon estrikti fraz la.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Mete moso yo nan lòd ki fè fraz la valab."},"tokens":{"t1":"pou","t2":"koulè","t3":"nan","t4":"koulè","t5":":"}},"fb-append-call":{"title":"Konplete liy lan","prompt":"Ranpli non metòd ki manke a pou ajoute chak atik ki chanje nan lis rezilta a.","hint":"Sèvi ak metòd lis la ki ajoute yon atik nan fen an.","help":{"concept":"Lè w ap konstwi yon nouvo lis nan yon bouk,`the missing term()` ajoute yon valè alafwa nan fen lis la.","hint_1":"Metòd la rele sou lis w ap konstwi a, tankou `result.method(value)`.","hint_2":"Se metòd lis komen ki itilize nan bouk pou debutan pou kolekte nouvo valè."},"template":"rezilta.[espas1](nimewo * 2)","choices":["Ajoute","ajoute","antre","Enprime"]},"fb-loop-keyword":{"title":"Konplete antèt bouk la","prompt":"Ranpli mo kle ki manke a pou kòmanse yon bouk sou yon lis.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"template":"[blank1] atik nan atik yo:","choices":["pou","si","pandan","defini"]},"ci-print-each-item":{"title":"Enprime chak atik nan yon lis","prompt":"Yon apèl lis abri estoke twa non bèt nan`animals`\n. Fè yon bouk sou`animals`\nepi enprime chak non sou yon liy pa l.\n\nPa egzanp, si antre yo se`cat`\n,`dog`\n, ak`fox`\n, pwogram ou an ta dwe enprime:\n`cat`\n\n`dog`\n\n`fox`\n.","hint":"Bati lis la ak twa valè antre yo anvan bouk la kòmanse.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"first = input()\nsecond = input()\nthird = input()\n\nanimals = [first, second, third]\n\n# Loop through animals and print each one.\n","solutionCode":"first = input()\nsecond = input()\nthird = input()\n\nanimals = [first, second, third]\n\nfor animal in animals:\n print(animal)\n","sourceChecks":{"0":{"message":"Sèvi ak yon bouk for sou bèt yo olye pou w enprime chak varyab manyèlman."}}},"ci-double-list-function":{"title":"Retounen yon lis doub","prompt":"Ekri `double_numbers(numbers)` pou li konstwi yon nouvo lis ki gen chak nimewo doub, epi retounen nouvo lis sa a.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare rezilta a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"def double_numbers(numbers):\n # build and return a new list\n pass","solutionCode":"def double_numbers(numbers):\n result = []\n for number in numbers:\n result.append(number * 2)\n return result"},"ci-count-long-words":{"title":"Konte mo ki gen plis pase 4 lèt","prompt":"Ekri `count_long_words(words)` pou li retounen konbyen mo ki nan lis la ki gen plis pase 4 lèt.","hint":"Li tach la \"Konte mo ki gen plis pase 4 lèt\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare rezilta a ak egzanp ki atann lan anvan ou verifye repons ou a."},"starterCode":"def count_long_words(words):\n # return the number of words longer than 4 letters\n pass","solutionCode":"def count_long_words(words):\n count = 0\n for word in words:\n if len(word) > 4:\n count += 1\n return count"},"try-looping-through-lists-checkpoint":{"title":"Fè yon sik sou non yo","prompt":"Fè yon bouk sou `names = [\"Ava\", \"Mia\", \"Zoe\"]` epi enprime chak non sou pwòp liy li.","hint":"Sèvi ak yon bouk `for`.","help":{"concept":"Yon bouk `for` ka vizite chak valè nan yon lis.","hint_1":"Sèvi ak yon bouk `for`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"names = [\"Ava\", \"Mia\", \"Zoe\"]\n\n# Print each name on its own line.\n","solutionCode":"names = [\"Ava\", \"Mia\", \"Zoe\"]\nfor name in names:\n print(name)\n","sourceChecks":{"0":{"message":"Sèvi ak yon bouk for sou non yo olye pou w enprime chak non manyèlman."}}},"try-looping-through-lists-sketch0":{"title":"Enprime chak bèt","prompt":"Fè yon sik atravè lis la epi enprime chak atik.","hint":"Sèvi ak yon bouk for pou enprime chak bèt sou pwòp liy li.","help":{"concept":"Sèvi ak yon bouk for pou enprime chak bèt sou pwòp liy li.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"animals = ['cat', 'dog', 'fox']\n\n# Use a for loop to print each animal on its own line.\n","solutionCode":"animals = ['cat', 'dog', 'fox']\nfor animal in animals:\n print(animal)\n","sourceChecks":{"0":{"message":"Sèvi ak yon bouk for sou bèt yo olye pou w tape chak bèt dirèkteman."}}},"try-looping-through-lists-sketch1":{"title":"Adisyone nòt yo","prompt":"Sèvi ak yon total k ap kouri andedan yon bouk.","hint":"Ajoute chak nòt nan total la lè w itilize yon bouk.","help":{"concept":"Ajoute chak nòt nan total la lè w itilize yon bouk.","hint_1":"Ajoute chak nòt nan total la ak yon bouk, epi enprime total la.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"scores = [4, 6, 10]\ntotal = 0\n\n# Add each score to total using a loop.\n# Then print total.\n","solutionCode":"scores = [4, 6, 10]\ntotal = 0\nfor score in scores:\n total += score\nprint(total)\n","sourceChecks":{"0":{"message":"Fè yon bouk sou nòt yo olye pou w tape total final la."},"1":{"message":"Ajoute chak nòt nan total la andedan bouk la."}}},"try-looping-through-lists-sketch2":{"title":"Konstwi nimewo doub","prompt":"Ajoute yon rezilta derive pou chak atik nan lis antre a.","hint":"Fè yon bouk sou chif yo epi ajoute chak valè ki double.","help":{"concept":"Fè yon bouk sou nimewo yo epi ajoute chak valè doub.","hint_1":"Fè yon bouk sou nimewo yo epi ajoute chak valè doub, apre sa enprime valè doub la.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"numbers = [1, 2, 3]\ndoubled = []\n\n# Loop through numbers and append each doubled value.\n# Then print doubled.\n","solutionCode":"numbers = [1, 2, 3]\ndoubled = []\nfor number in numbers:\n doubled.append(number * 2)\nprint(doubled)\n","sourceChecks":{"0":{"message":"Fè yon bouk sou chif yo olye pou w tape lis doub final la."},"1":{"message":"Sèvi ak doubled.append(...) pou konstwi lis la."}}}},"tryIt":{"try_looping_through_lists_checkpoint":{"title":"Eseye l poukont ou","prompt":"Fè yon bouk sou `names = [\"Ava\", \"Mia\", \"Zoe\"]` epi enprime chak non sou pwòp liy li."},"try_looping_through_lists_sketch0":{"title":"Eseye l poukont ou","prompt":"Fè yon sik atravè lis la epi enprime chak atik."},"try_looping_through_lists_sketch1":{"title":"Eseye l poukont ou","prompt":"Sèvi ak yon total k ap kouri andedan yon bouk."},"try_looping_through_lists_sketch2":{"title":"Eseye l poukont ou","prompt":"Ajoute yon rezilta derive pou chak atik nan lis antre a."},"allowReveal":true},"projectSteps":{"ci_print_each_item":{"title":"Enprime chak atik nan yon lis"},"ci_double_list_function":{"title":"Retounen yon lis doub"},"ci_count_long_words":{"title":"Konte mo ki gen plis pase 4 lèt"}}},"module-5-workshop-schedule-project":{"label":"Module 5 Workshop Schedule Project","summary":"A community learning center needs one schedule board built from fixed session records, an ordered list, and a fast room lookup.","cards":{"sketch0":{"title":"Choose a structure for each job"},"project":{"title":"Workshop Schedule Builder"}},"projectSteps":{"exercise1":{"title":"Create the fixed workshop schedule"},"exercise2":{"title":"Build a room lookup"},"exercise3":{"title":"Format the schedule board"}},"quiz":{"try-workshop-schedule-sketch0":{"title":"Unpack one workshop record","prompt":"The starter defines `session = (\"Python Basics\", \"Room A\")`. Unpack it into `name` and `room`, then print `Python Basics — Room A`.","hint":"Use one unpacking assignment before the f-string.","help":{"concept":"A tuple keeps the two fields together while unpacking gives each position a readable name.","hint_1":"The left side needs two names.","hint_2":"Use the supplied tuple instead of typing the output directly."},"starterCode":"session = (\"Python Basics\", \"Room A\")\n# Unpack the tuple and print: Python Basics — Room A\n","solutionCode":"session = (\"Python Basics\", \"Room A\")\nname, room = session\nprint(f\"{name} — {room}\")\n","sourceChecks":{"0":{"message":"Unpack session into name and room."}}},"exercise1":{"title":"Create the fixed workshop schedule","prompt":"Start the workshop schedule project. In step 1 of 3, implement `create_schedule()` so it returns a list containing exactly these tuples in order: `(\"Python Basics\", \"Room A\")`, `(\"Data Lab\", \"Room B\")`, and `(\"Web Starter\", \"Room C\")`.","hint":"Return the exact three records before adding lookup behavior.","help":{"concept":"A list can hold several fixed tuple records in a predictable order.","hint_1":"Keep every workshop record as a two-value tuple.","hint_2":"Run the helper with the sample schedule before moving to the next step."},"starterCode":"def create_schedule():\n # Return the three required (session, room) tuples in a list.\n return []\n","solutionCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n"},"exercise2":{"title":"Build a room lookup","prompt":"Continue the workshop schedule project. In step 2 of 3, keep `create_schedule()` unchanged. Implement `build_room_lookup(schedule)` so it returns a dictionary mapping each workshop name to its room.","hint":"Unpack each tuple into a session name and room.","help":{"concept":"A dictionary turns a repeated search by position into a direct lookup by name.","hint_1":"Use the tuple values as the dictionary key and value.","hint_2":"Run the helper with the sample schedule before moving to the next step."},"starterCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n # Return a dictionary that maps every session name to its room.\n pass\n","solutionCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n return {name: room for name, room in schedule}\n"},"exercise3":{"title":"Format the schedule board","prompt":"Continue the workshop schedule project. In step 3 of 3, keep the schedule and lookup helpers. Implement `format_schedule(schedule)` so it returns a list of strings in the same order, using the format `<session> — <room>` for every tuple.","hint":"Build a new list in the same order as the schedule.","help":{"concept":"Formatting belongs in a separate helper so the stored records remain reusable.","hint_1":"Return strings; do not print them inside the helper.","hint_2":"Run the helper with the sample schedule before moving to the next step."},"starterCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n return {name: room for name, room in schedule}\n\ndef format_schedule(schedule):\n # Return one \"<session> — <room>\" string for every tuple.\n pass\n","solutionCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n return {name: room for name, room in schedule}\n\ndef format_schedule(schedule):\n return [f\"{name} — {room}\" for name, room in schedule]\n"}},"tryIt":{"try_workshop_schedule_sketch0":{"title":"Try it yourself","prompt":"The starter defines `session = (\"Python Basics\", \"Room A\")`. Unpack it into `name` and `room`, then print `Python Basics — Room A`."},"allowReveal":true}},"nested-data-structures":{"label":"Estrikti Done Nwaye","summary":"Reprezante done ki soti nan mond reyèl la ak lis diksyonè ak kontenant anbreye.","cards":{"sketch0":{"title":"Ki estrikti done anbreye ki genyen"},"sketch1":{"title":"Li valè ki nan kontenè anbreye"},"sketch2":{"title":"Ap sikile atravè yon lis diksyonè"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike done anbreye ak fonksyon"}},"quiz":{"sc-1":{"title":"Chwazi pi bon estrikti a","prompt":"Ou vle estoke plizyè pwodwi, e chak pwodwi gen yon non ak yon pri. Ki estrikti ki pi apwopriye?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand la ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Yon sèl chèn ak tout non pwodwi yo","b":"Yon lis diksyonè","c":"Yon nimewo pou chak pwodwi","d":"Yon tup ki gen yon sèl pwodwi sèlman"}},"sc-2":{"title":"Li yon valè anbreye","prompt":"Bay `item = {\"name\": \"Pen\", \"info\": {\"price\": 2, \"stock\": 9}}`, ki ekspresyon bay valè `9`?","hint":"Premyeman, jwenn aksè nan diksyonè enteryè ki estoke nan `\"info\"`.","help":{"concept":"Pou li yon valè nan yon diksyonè anreta, jwenn aksè ak kle ekstèn nan an premye, epi apre sa ak kle entèn nan.","hint_1":"`\"stock\"` Li pa nan nivo siperyè `item` la; li andedan `item[\"info\"]`.","hint_2":"Ekspresyon kòrèk la itilize de rechèch nan parantèz nan lòd: kle ekstèn, apre sa kle entèn."},"options":{"a":"estòk","b":"estòk","c":"non[\"non\"][\"estòk\"]","d":"stòk atik 0"}},"mc-1":{"title":"Estrikti anbreye valab","prompt":"Ki nan sa yo ki se egzanp estrikti done anbreye nan Python? Chwazi tout sa ki aplike.","hint":"Yon estrikti anbreye lè yon koleksyon estoke andedan yon lòt.","help":{"concept":"Estrikti done anbreye yo gen koleksyon andedan koleksyon, tankou yon lis andedan yon diksyonè oswa diksyonè andedan yon lis.","hint_1":"Tcheke si chak opsyon gen yon kontenè ki plase andedan yon lòt kontenè.","hint_2":"Yon nimewo senp oswa yon chèn senp poukont li pa anreta; konbinezon tankou lis-de-dict oswa dict-ak-lis yo anreta."},"options":{"a":"[{\"name\": \"Ava\"}, {\"name\": \"Ben\"}]","b":"{\"nòt\": [10, 20, 30]}","c":"katreven de","d":"Alo"}},"mc-2":{"title":"Modèl aksè itil","prompt":"Sipoze `players = [{\"name\": \"Mia\", \"points\": 7}, {\"name\": \"Leo\", \"points\": 5}]`. Ki ekspresyon ki valab pou li done nan estrikti sa a? Chwazi tout sa ki aplike.","hint":"Kòmanse pa deside si ou bezwen yon endèks lis an premye oswa yon kle diksyonè an premye.","help":{"concept":"Pou yon lis diksyonè, ou itilize yon endèks nimerik pou chwazi yon diksyonè, epi yon kle chèn pou li yon valè nan diksyonè sa a.","hint_1":"`players` Se yon lis an premye, kidonk ekspresyon ki kòmanse ak yon kle chèn sou `players` pa kòrèk.","hint_2":"Chèche ekspresyon ki itilize `[0]` oswa `[1]` anvan `['name']` oswa `['points']`."},"options":{"a":"jwè[0][\"non\"]","b":"jwè[1][\"pwen\"]","c":"jwè[\"non\"]","d":"jwè[0][0]"}},"dr-1":{"title":"Aksede yon non vil","prompt":"Mete jeton sa yo nan lòd pou konstwi ekspresyon ki jwenn `\"Paris\"` nan `trip = {\"destination\": {\"city\": \"Paris\"}}`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann sou valè ki te egziste anvan apre valè sa yo fin egziste."},"tokens":{"t1":"Vwayaj","t2":"[\"destinasyon\"]","t3":"Vil"}},"dr-2":{"title":"Bati yon bouk sou anrejistreman yo","prompt":"Aranje liy sa yo pou kreye yon bouk ki enprime non chak elèv ki soti nan`students`, yon lis diksyonè.","hint":"Antèt bouk la vini an premye, epi liy enprime ki gen retresi a vini apre li.","help":{"concept":"Pou fè yon bouk sou yon lis diksyonè, ekri yon bouk ``for`` ki pran yon diksyonè chak fwa, epi jwenn yon kle nan diksyonè sa a andedan bouk la.","hint_1":"Sèvi ak `student` kòm varyab bouk pou chak diksyonè nan `students`.","hint_2":"Apre antèt bouk la, liy enprime a ta dwe itilize `student[\"name\"]`."},"tokens":{"t1":"pou etidyan nan etidyan yo:","t2":"print(student[\"name\"])"}},"fb-1":{"title":"Ranpli kle ki manke a","prompt":"Konplete ekspresyon an pou li ka li nòt la nan premye diksyonè ki nan lis la.","hint":"Premye pati a`records[0]`, ba ou yon diksyonè.","help":{"concept":"Apre ou fin chwazi yon diksyonè nan yon lis, itilize non kle kòrèk la pou li valè ki nesesè a.","hint_1":"Ou deja gen premye anrejistreman an. Kounye a chwazi kle ki estoke rezilta nimerik la.","hint_2":"Valè ki manke a ta dwe kle diksyonè pou tèm ki manke a, pa endèks lis la oswa non varyab la."},"template":"dosye[0][\"[blank1]\"]","choices":["pwen","dosye","Zewo","non"]},"fb-2":{"title":"Ranpli kle ekstèn ki manke a","prompt":"Konplete ekspresyon an pou li ka li lis ki estoke andedan diksyonè a`data = {\"items\": [1, 2, 3]}`.","hint":"Ou bezwen kle ki endike lis enteryè a.","help":{"concept":"Lè yon diksyonè estoke yon lis, ou itilize kle diksyonè a an premye pou jwenn lis sa a.","hint_1":"Lis `[1, 2, 3]` la estoke anba yon sèl kle ki rele `data`.","hint_2":"Chwazi kle ki koresponn ak etikèt ki atache ak valè lis la."},"template":"done[\"[vid1]\"]","choices":["atik","done","lis","Zewo"]},"code-1":{"title":"Retounen tout non yo","prompt":"Chak atik nan `records` sere done yon moun. Konplete `get_names(records)` pa ajoute valè `\"name\"` chak anrejistreman nan lis `names`, epi retounen `names`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def get_names(records):\n names = []\n # add each record's name to names\n return names","solutionCode":"def get_names(records):\n names = []\n for record in records:\n names.append(record[\"name\"])\n return names"},"code-2":{"title":"Konte total estòk la","prompt":"Fini `total_stock(items)` pou li ka fè yon bouk atravè diksyonè atik yo, ajoute chak valè `\"stock\"` nan `total`, epi retounen total final la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def total_stock(items):\n total = 0\n # update total using each item's stock\n return total","solutionCode":"def total_stock(items):\n total = 0\n for item in items:\n total += item[\"stock\"]\n return total"},"code-3":{"title":"Jwenn nòt ki pi wo a","prompt":"Fini `highest_score(players)` pou li konpare `\"score\"` chak jwè pita ak `best` epi retounen nòt ki pi wo nan lis la.","hint":"Li tach la \"Jwenn nòt ki pi wo a\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"def highest_score(players):\n best = players[0][\"score\"]\n # compare later scores with best\n return best","solutionCode":"def highest_score(players):\n best = players[0][\"score\"]\n for player in players:\n if player[\"score\"] > best:\n best = player[\"score\"]\n return best"},"try-nested-data-structures-checkpoint":{"title":"Li done anbrete","prompt":"Sèvi ak yon lis diksyonè. Enprime non dezyèm elèv la ak nòt li.","hint":"Itilize endèks `1`, epi kle diksyonè yo.","help":{"concept":"Done anbreye konbine kontenè, tankou yon lis diksyonè.","hint_1":"Itilize endèks `1`, epi kle diksyonè yo.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"students = [{\"name\": \"Ava\", \"score\": 88}, {\"name\": \"Mia\", \"score\": 91}]\n\n# Print Mia and her score on separate lines.\n","solutionCode":"students = [{\"name\": \"Ava\", \"score\": 88}, {\"name\": \"Mia\", \"score\": 91}]\nprint(students[1][\"name\"])\nprint(students[1][\"score\"])\n","sourceChecks":{"0":{"message":"Sèvi ak students[1] pou rive jwenn Mia olye pou w tape Mia dirèkteman."},"1":{"message":"Sèvi ak kle non ki nan diksyonè elèv la."},"2":{"message":"Sèvi ak kle nòt la nan diksyonè elèv la."}}},"try-nested-data-structures-sketch0":{"title":"Li yon valè anbreye","prompt":"Itilize yon endèks lis an premye, epi yon kle diksyonè.","hint":"Enprime non premye elèv la.","help":{"concept":"Enprime non premye elèv la.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\n\n# Print the first student's name.\n","solutionCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\nprint(students[0]['name'])\n","sourceChecks":{"0":{"message":"Sèvi ak students[0] pou rive jwenn premye elèv la olye pou w tape Ava dirèkteman."},"1":{"message":"Sèvi ak kle non ki nan diksyonè elèv la."}}},"try-nested-data-structures-sketch1":{"title":"Enprime non yo ak nòt yo","prompt":"Fè yon bouk sou yon lis diksyonè.","hint":"Fè yon bouk sou elèv yo epi enprime: non: nòt.","help":{"concept":"Fè yon sik sou elèv yo epi enprime: non: nòt.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\n\n# Loop through students and print: name: score\n","solutionCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\nfor student in students:\n print(f\"{student['name']}: {student['score']}\")\n","sourceChecks":{"0":{"message":"Fè yon sik sou elèv yo olye pou w tape chak liy dirèkteman."},"1":{"message":"Sèvi ak kle non an pandan w ap bati chak liy."},"2":{"message":"Sèvi ak kle a pandan w ap bati chak liy."}}},"try-nested-data-structures-sketch2":{"title":"Ajoute yon valè anbrete","prompt":"Ajoute yon nouvo valè nan lis ki estoke andedan diksyonè a, epi enprime dosye ki mete ajou a.","hint":"Ajoute 'Mia' nan lis elèv yo.","help":{"concept":"Ajoute 'Mia' nan lis elèv yo.","hint_1":"Ajoute 'Mia' nan lis elèv yo, epi enprime kou a.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"course = {'title': 'Python', 'students': ['Ava']}\n\n# Add 'Mia' to the students list.\n# Then print course.\n","solutionCode":"course = {'title': 'Python', 'students': ['Ava']}\ncourse['students'].append('Mia')\nprint(course)\n","sourceChecks":{"0":{"message":"Sèvi ak kle elèv yo nan diksyonè kou a."},"1":{"message":"Ajoute Mia nan lis etidyan kou a olye pou ranplase tout kou a."},"2":{"message":"Rele course['students'].append('Mia')."}}}},"tryIt":{"try_nested_data_structures_checkpoint":{"title":"Eseye l poukont ou","prompt":"Sèvi ak yon lis diksyonè. Enprime non dezyèm elèv la ak nòt li."},"try_nested_data_structures_sketch0":{"title":"Eseye l poukont ou","prompt":"Itilize yon endèks lis an premye, epi yon kle diksyonè."},"try_nested_data_structures_sketch1":{"title":"Eseye l poukont ou","prompt":"Fè yon bouk sou yon lis diksyonè."},"try_nested_data_structures_sketch2":{"title":"Eseye l poukont ou","prompt":"Ajoute yon nouvo valè nan lis ki estoke andedan diksyonè a, epi enprime dosye ki mete ajou a."},"allowReveal":true},"projectSteps":{"code_1":{"title":"Retounen tout non yo"},"code_2":{"title":"Konte total estòk la"},"code_3":{"title":"Jwenn nòt ki pi wo a"}}},"tuple-records-and-unpacking":{"label":"Tuple Records and Unpacking","summary":"Use tuples when a small record should keep a fixed shape, then unpack each position into a meaningful name.","cards":{"sketch0":{"title":"A fixed record has a clear shape"},"sketch1":{"title":"Unpack positions into names"},"quiz":{"title":"Check your tuple understanding"}},"quiz":{"try-tuple-records-sketch0":{"title":"Create a location tuple","prompt":"In `main.py`, create `location` as the tuple `(\"Austin\", \"TX\")`. Print the city from index 0 and the state from index 1 on separate lines.","hint":"Use parentheses for the fixed pair, then read each position with square brackets.","help":{"concept":"A tuple stores an ordered record whose positions should not be changed after creation.","hint_1":"The first position uses index 0.","hint_2":"Print the two fields separately."},"starterCode":"# Create a fixed location record and print both fields.\n","solutionCode":"location = (\"Austin\", \"TX\")\nprint(location[0])\nprint(location[1])\n","sourceChecks":{"0":{"message":"Create location as the required two-value tuple."},"1":{"message":"Read the first tuple position with location[0]."}}},"try-tuple-unpacking-sketch1":{"title":"Unpack an event tuple","prompt":"The starter defines `event = (\"Workshop\", 24)`. Unpack it into `title` and `seats`, then print the two variables on separate lines.","hint":"Place both new names on the left side of one assignment.","help":{"concept":"Tuple unpacking gives a meaningful name to each position in a fixed record.","hint_1":"The number of names must match the number of tuple values.","hint_2":"Print the unpacked variables, not hard-coded literals."},"starterCode":"event = (\"Workshop\", 24)\n# Unpack event into title and seats, then print both values.\n","solutionCode":"event = (\"Workshop\", 24)\ntitle, seats = event\nprint(title)\nprint(seats)\n","sourceChecks":{"0":{"message":"Unpack event into title and seats in one assignment."}}},"sc-tuple-purpose":{"title":"Choose the fixed record","prompt":"Which value is the best tuple when a coordinate should keep exactly two ordered positions?","options":{"a":"[4, 9]","b":"(4, 9)","c":"{\"x\": 4, \"y\": 9}"},"hint":"Look for the ordered collection whose structure is intended to stay fixed.","help":{"concept":"Tuples are useful for compact ordered records that should not be mutated.","hint_1":"Parentheses distinguish this literal from a list.","hint_2":"A dictionary names fields rather than relying on positions."}},"mc-tuple-facts":{"title":"Recognize tuple behavior","prompt":"Which statements about tuples are true?","options":{"a":"Tuple positions use zero-based indexes.","b":"append() adds a value to an existing tuple.","c":"A tuple can be unpacked into multiple names.","d":"Tuples can contain only strings."},"hint":"Separate how a tuple is read from whether its structure can be mutated.","help":{"concept":"Tuples are ordered and indexable, but they do not support list-style mutation methods.","hint_1":"Unpacking follows position order.","hint_2":"A tuple may hold values of different types."}},"fb-tuple-index":{"title":"Read the first tuple field","prompt":"Complete the expression that reads `\"North\"` from `direction = (\"North\", 12)`: `direction[___]`","options":{"a":"0","b":"1","c":"-2 + 1"},"hint":"Tuple indexing begins at the same position as list and string indexing.","help":{"concept":"Every Python sequence begins with the zero index.","hint_1":"The requested value is the first field.","hint_2":"Use the simplest direct index."}},"dr-tuple-unpack":{"title":"Build an unpacking assignment","prompt":"Arrange the tokens to unpack `record` into `name` and `score`.","tokens":{"t1":"name","t2":",","t3":"score","t4":"=","t5":"record"},"hint":"Put the target names on the left and the tuple variable on the right.","help":{"concept":"Unpacking is one assignment with one target name per tuple position.","hint_1":"The comma separates the two target names.","hint_2":"The tuple variable appears after the equals sign."}}},"tryIt":{"try_tuple_records_sketch0":{"title":"Try it yourself","prompt":"Create and read a location tuple."},"try_tuple_unpacking_sketch1":{"title":"Try it yourself","prompt":"Unpack an event tuple into two names."},"allowReveal":true}},"updating-and-looping-dictionaries":{"label":"Mizajou ak Sikilasyon Diksyonè","summary":"Ajoute, mete ajou, efase, epi itilize yon bouk pou travèse done diksyonè yo.","cards":{"sketch0":{"title":"Ajoute, chanje, ak retire antre diksyonè"},"sketch1":{"title":"Fè yon bouk nan kle yo ak valè yo"},"sketch2":{"title":"Modèl diksyonè komen"},"quiz":{"title":"Kwiz"},"project":{"title":"Mizajou Diksyonè Pratik"}},"quiz":{"sc-dict-update-existing":{"title":"Mizajou yon kle ki egziste deja","prompt":"Kisa k rive nan Python lè w kouri `profile[\"age\"] = 13` epi kle `\"age\"` la deja nan diksyonè a?","hint":"Asiyasyon ak yon kle ki egziste deja ranplase ansyen valè kle sa a.","help":{"concept":"Asiyasyon diksyonè a itilize kle a pou deside kote valè a ale. Si kle a deja egziste, Python kenbe kle a epi li chanje sèlman valè ki estoke a.","hint_1":"Sa a se pa yon operasyon endèks lis. Python chèche kle a `\"age\"` nan diksyonè a.","hint_2":"Mande si kle a nouvo oswa si li deja egziste. Kle ki egziste deja yo chanje, yo pa kopye."},"options":{"a":"Li mete ajou valè ki estoke pou `\"age\"`","b":"Li kreye yon dezyèm antre separe pou `\"age\"`.","c":"Li retire kle \"`\"age\"`\" la.","d":"Li tounen diksyonè a an yon lis"}},"sc-loop-direct-dict":{"title":"Sikle dirèkteman sou yon diksyonè","prompt":"Si `colors = {\"red\": 1, \"blue\": 2}`, kisa `for item in colors:` ba ou sou chak bouk?","hint":"Lè w itilize yon diksyonè poukont li, li ba ou yon sèl pati nan chak pè kle-valè, pa toude pati yo.","help":{"concept":"Yon bouk `for` senp sou yon diksyonè iterate sou kle li yo. Pou jwenn kle yo ak valè yo ansanm, ou itilize `.items()`.","hint_1":"Panse sou sa `item` ta ye an premye: yon non koulè oswa yon nimewo?","hint_2":"Varyab bouk la koresponn ak etikèt rechèch diksyonè a, pati ou itilize yo ant krèy kare."},"options":{"a":"Chak kle, tankou `\"red\"` ak `\"blue\"`","b":"Chak valè, tankou `1` ak `2`","c":"Chak kle ak valè ansanm otomatikman","d":"Longè diksyonè a chak fwa"}},"mc-valid-dict-changes":{"title":"Fason pou chanje yon diksyonè","prompt":"Ki deklarasyon ki ka chanje kontni yon diksyonè ki rele `stock`? Chwazi tout sa ki aplike.","hint":"Panse sou ajoute oswa mete ajou ak kwochè kare, epi retire ak `del`.","help":{"concept":"Diksyonè yo ka chanje lè ou asiyen yon kle oswa lè ou efase yon kle. Lè ou li yon valè oswa enprime diksyonè a, sa pa modifye li.","hint_1":"Chèche deklarasyon ki swa estoke yon valè nan `stock[...]` oswa retire yon kle nan `stock`.","hint_2":"Yon chwa kòrèk ajoute oswa mete ajou yon kle, epi yon lòt chwa kòrèk retire yon kle nèt."},"options":{"a":"`stock[\"pens\"] = 12`","b":"`del stock[\"pens\"]`","c":"`print(stock[\"pens\"])`","d":"`len(stock)`"}},"mc-items-loop":{"title":"Sèvi ak `.items()`","prompt":"Ki deklarasyon sou `for key, value in data.items():` ki kòrèk? Chwazi tout sa ki aplike.","hint":"Konsantre sou sa `.items()` bay nan bouk la.","help":{"concept":"Metòd `.items()` la bay pè kle-valè, konsa bouk la ka dekonprese chak pè an de varyab.","hint_1":"Tcheke si bouk la resevwa yon sèl bagay oswa de bagay nan chak antre diksyonè.","hint_2":"De deklarasyon yo vre: youn sou fason pou jwenn toude pati nan chak antre, epi youn sou sans `key` ak `value`."},"options":{"a":"Li pèmèt ou travay ak kle a ak valè a nan chak bouk.","b":"`key` Sere kle diksyonè a pou pè aktyèl la.","c":"Li mache sèlman pou lis, pa pou diksyonè.","d":"Li retire antre yo pandan li ap boukle."}},"dr-update-sequence":{"title":"Kòmande chanjman diksyonè yo","prompt":"Mete liy sa yo nan bon lòd pou kreye yon diksyonè, mete ajou yon valè, ajoute yon nouvo kle, epi enprime rezilta a.","hint":"Kòmanse pa kreye diksyonè a anvan ou eseye chanje li.","help":{"concept":"Yon diksyonè dwe egziste anvan ou ka mete ajou oswa ajoute antre. Apre chanjman yo, enprime a montre eta final la.","hint_1":"Premye a se liy literal diksyonè a, epi dènye a se \"`print`\".","hint_2":"Ant yo, mete ajou kle `\"tea\"` ki egziste deja epi ajoute nouvo kle `\"juice\"` la."},"tokens":{"t1":"bwason = {\"te\": 2}","t2":"bwason[\"te\"] = 3","t3":"bwason[\"ji\"] = 1","t4":"print(drinks)"}},"dr-loop-items-order":{"title":"Bati yon bouk ak `.items()`","prompt":"Aranje jeton yo pou fè yon bouk ki enprime chak kle ak valè ki soti nan`scores`.","hint":"Antèt bouk la vini an premye, apre sa liy enprime ki gen retresi a.","help":{"concept":"Yon bouk diksyonè ak `.items()` itilize `for key, value in scores.items():` epi apre sa yon deklarasyon anndan bouk la.","hint_1":"Sèvi ak `.items()` nan antèt bouk la pou tou de varyab yo resevwa done.","hint_2":"Apre kolon an, pwochen liy lan ta dwe gen yon entansyon epi enprime tou de varyab bouk yo."},"tokens":{"t1":"for non, nòt nan scores.items():","t2":"print(name, score)"}},"fb-remove-key":{"title":"Retire yon antre nan diksyonè a","prompt":"Chwazi kòd ki manke a pou retire kle `\"done\"` nan diksyonè a.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa kòmand la dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"[blank1] tach[\"fini\"]","choices":["del","Enprime","retounen","pou"]},"fb-items-method":{"title":"Konplete metòd bouk la","prompt":"Chwazi metòd ki manke a pou bouk la jwenn tou de kle yo ak valè yo.","hint":"Itilize metòd diksyonè a ki retounen pè kle-valè.","help":{"concept":"Metòd `.the missing term()` la retounen chak antre diksyonè kòm yon pè kle-valè, ki ka dekonpaké nan de varyab bouk.","hint_1":"Metòd tankou `.keys()` ak `.values()` bay sèlman yon pati chak.","hint_2":"Ou bezwen metòd ki koresponn ak `for key, value in ...`."},"template":"pou kle, valè nan done.[blank1]():","choices":["atik","Kle","valè","Ajoute"]},"ci-update-score":{"title":"Mete yon nòt ajou epi retounen diksyonè a","prompt":"Ekri `update_score(scores, name, new_score)` pou mete ajou antre ki egziste deja pou `name` oswa ajoute li si li pa la, epi retounen diksyonè `scores` la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def update_score(scores, name, new_score):\n # update or add the score, then return the dictionary\n pass","solutionCode":"def update_score(scores, name, new_score):\n scores[name] = new_score\n return scores"},"ci-remove-key":{"title":"Retire yon kle si li egziste","prompt":"Ekri `remove_item(data, key_name)` pou li retire `key_name` nan diksyonè a lè kle sa a prezan, epi li retounen diksyonè a.","hint":"Li tach la \"Retire yon kle si li egziste\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"def remove_item(data, key_name):\n # remove the key when it is present, then return the dictionary\n pass","solutionCode":"def remove_item(data, key_name):\n if key_name in data:\n del data[key_name]\n return data"},"ci-format-items":{"title":"Bati liy apati pè diksyonè","prompt":"Ekri `format_inventory(items)` pou li konstwi epi retounen yon lis chenn nan fòma `\"name: count\"`, tankou `\"pens: 3\"`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman yo mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def format_inventory(items):\n # return a list like [\"pens: 3\", \"paper: 2\"]\n result = []\n \n return result","solutionCode":"def format_inventory(items):\n result = []\n for name, count in items.items():\n result.append(f\"{name}: {count}\")\n return result"},"try-updating-and-looping-dictionaries-checkpoint":{"title":"Mizajou ak sik atravè nòt yo","prompt":"Mete nòt Mia a sou `91`, epi enprime chak non ak nòt kòm `name: score`.","hint":"Asiyen bay `scores[\"Mia\"]`, epi fè yon bouk ak `.items()`.","help":{"concept":"Diksyonè yo ka mete ajou lè yo asiyen yon valè bay yon kle ki egziste deja.","hint_1":"Asiyen bay `scores[\"Mia\"]`, epi boukle ak `.items()`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"scores = {\"Ava\": 88, \"Mia\": 79}\n\n# Update Mia to 91.\n# Print each name and score.\n","solutionCode":"scores = {\"Ava\": 88, \"Mia\": 79}\nscores[\"Mia\"] = 91\nfor name, score in scores.items():\n print(f\"{name}: {score}\")\n","sourceChecks":{"0":{"message":"Mete scores['Mia'] a 91 olye pou enprime rezilta final la dirèkteman."}}},"try-updating-and-looping-dictionaries-sketch0":{"title":"Mizajou yon konte","prompt":"Li, mete ajou, epi estoke yon valè diksyonè.","hint":"Ogmante pòm yo pa 3.","help":{"concept":"Ogmante pòm yo pa 3.","hint_1":"Ogmante pòm yo pa 3, epi enprime kantite yo.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"counts = {'apples': 2, 'bananas': 1}\n\n# Increase apples by 3.\n# Then print counts.\n","solutionCode":"counts = {'apples': 2, 'bananas': 1}\ncounts['apples'] += 3\nprint(counts)\n","sourceChecks":{"0":{"message":"Ogmante konte 'apples' pa 3 olye pou ranplase diksyonè final la."}}},"try-updating-and-looping-dictionaries-sketch1":{"title":"Enprime liy envantè yo","prompt":"Itilize `.items()` pou sikle kle yo ak valè yo ansanm.","hint":"Fè yon bouk atravè envantè a epi enprime liy tankou: plim: 3.","help":{"concept":"Fè yon bouk atravè envantè a epi enprime liy tankou: plim: 3.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"inventory = {'pens': 3, 'markers': 2}\n\n# Loop through inventory and print lines like: pens: 3\n","solutionCode":"inventory = {'pens': 3, 'markers': 2}\nfor item, count in inventory.items():\n print(f'{item}: {count}')\n","sourceChecks":{"0":{"message":"Fè yon bouk atravè envantè a olye pou w tape liy envantè yo dirèkteman."}}},"try-updating-and-looping-dictionaries-sketch2":{"title":"Konstwi yon diksyonè longè","prompt":"Fè yon bouk sou yon lis epi ranpli yon diksyonè.","hint":"Sere longè chak mo nan lengths.","help":{"concept":"Sere longè chak mo nan lengths.","hint_1":"Sere longè chak mo nan lengths, epi enprime lengths yo.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"words = ['red', 'blue']\nlengths = {}\n\n# Store each word's length in lengths.\n# Then print lengths.\n","solutionCode":"words = ['red', 'blue']\nlengths = {}\nfor word in words:\n lengths[word] = len(word)\nprint(lengths)\n","sourceChecks":{"0":{"message":"Fè yon sik atravè mo yo olye pou w tape diksyonè longè final la."},"1":{"message":"Sèvi ak len(word) pou kalkile longè chak mo."},"2":{"message":"Stok chak longè ak lengths[word] = len(word)."}}}},"tryIt":{"try_updating_and_looping_dictionaries_checkpoint":{"title":"Eseye l poukont ou","prompt":"Mete nòt Mia a sou `91`, epi enprime chak non ak nòt kòm `name: score`."},"try_updating_and_looping_dictionaries_sketch0":{"title":"Eseye l poukont ou","prompt":"Li, mete ajou, epi estoke yon valè diksyonè."},"try_updating_and_looping_dictionaries_sketch1":{"title":"Eseye l poukont ou","prompt":"Itilize `.items()` pou sikle kle yo ak valè yo ansanm."},"try_updating_and_looping_dictionaries_sketch2":{"title":"Eseye l poukont ou","prompt":"Fè yon bouk sou yon lis epi ranpli yon diksyonè."},"allowReveal":true},"projectSteps":{"ci_update_score":{"title":"Mete yon nòt ajou epi retounen diksyonè a"},"ci_remove_key":{"title":"Retire yon kle si li egziste"},"ci_format_items":{"title":"Bati liy apati pè diksyonè"}}},"module-5-gradebook-project":{"label":"Pwojè Kaye Nòt Modil 5","summary":"Bati yon ti pwojè rejis nòt pa etap konsantre ki kenbe vèsyon k ap fonksyone anvan an epi ajoute yon lide koleksyon chak fwa.","cards":{"sketch0":{"title":"Konprann Lis ak Diksyonè"},"sketch1":{"title":"Eseye l poukont ou"},"project":{"title":"Pwojè Kaye Nòt"}},"projectSteps":{"exercise1":{"title":"Kreye yon lis elèv"},"exercise2":{"title":"Ajoute nòt pou elèv yo"},"exercise3":{"title":"Kalkile mwayèn nòt la"}},"tryIt":{"allowReveal":true,"try_module_5_gradebook_project_sketch0":{"title":"Eseye l poukont ou","prompt":"Ekri yon fonksyon `create_student_list` ki retounen yon lis non elèv yo. Fonksyon an pa dwe pran okenn paramèt epi li dwe retounen yon lis ki gen 'Alice', 'Bob', ak 'Charlie'."}},"quiz":{"exercise1":{"title":"Kreye yon lis elèv","prompt":"Kòmanse pwojè modil la. Nan etap 1 sou 3, ekri yon fonksyon `create_student_list` ki retounen yon lis non elèv yo. Fonksyon an pa dwe pran okenn paramèt epi li dwe retounen yon lis ki gen 'Alice', 'Bob', ak 'Charlie'.","hint":"Sa a se premye etap pwojè a. Bati yon vèsyon kòmansman pwòp, epi kouri li anvan ou kontinye.","help":{"concept":"Pwojè modil sa a pwogresif. Chak etap kòmanse ak solisyon ki te deja ap fonksyone epi li ajoute yon karakteristik ki byen konsantre.","hint_1":"Sa a se premye etap pwojè a. Bati yon vèsyon kòmansman pwòp, epi kouri li anvan ou kontinye.","hint_2":"Klike sou Kouri epi konpare panèl sòti a ak rezilta espere a."},"starterCode":"def create_student_list():\n # Create a list of student names\n return []","solutionCode":"def create_student_list():\n return ['Alice', 'Bob', 'Charlie']"},"exercise2":{"title":"Ajoute nòt pou elèv yo","prompt":"Kontinye menm pwojè modil la depi etap travay anvan an. Nan etap 2 sou 3, ekri yon fonksyon `add_grades` ki pran yon lis non elèv ak yon lis nòt, epi ki retounen yon diksyonè ki map chak elèv ak nòt li.","hint":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","help":{"concept":"Pwojè modil sa a pwogresif. Chak etap kòmanse ak solisyon ki te deja ap fonksyone epi li ajoute yon karakteristik ki byen konsantre.","hint_1":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","hint_2":"Kouri kòd ki t ap fonksyone anvan an an premye, epi fè sèlman chanjman ki konsantre pou etap sa a."},"starterCode":"def create_student_list():\n return ['Alice', 'Bob', 'Charlie']\n# Project step 2: Add Grades to Students\n# Keep the working code above from the previous step.\n# Next, Write a function `add_grades` that takes a list of student names and a list of grades, and returns a dictionary mapping each student to their grade\n# Add only the focused change for this step below or inside the existing work.\n","solutionCode":"def add_grades(students, grades):\n return dict(zip(students, grades))"},"exercise3":{"title":"Kalkile mwayèn nòt la","prompt":"Kontinye menm pwojè modil la depi etap travay anvan an. Nan etap 3 sou 3, ekri yon fonksyon `calculate_average` ki pran yon diksyonè nòt elèv yo epi retounen mwayèn nòt la.","hint":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","help":{"concept":"Pwojè modil sa a pwogresif. Chak etap kòmanse ak solisyon ki te deja ap fonksyone epi li ajoute yon karakteristik ki byen konsantre.","hint_1":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","hint_2":"Kouri kòd ki te deja ap mache a an premye, epi fè sèlman chanjman ki konsantre pou etap sa a."},"starterCode":"def add_grades(students, grades):\n return dict(zip(students, grades))\n# Project step 3: Calculate Average Grade\n# Keep the working code above from the previous step.\n# Next, Write a function `calculate_average` that takes a dictionary of student grades and returns the average grade\n# Add only the focused change for this step below or inside the existing work.\n","solutionCode":"def calculate_average(grades):\n return sum(grades.values()) / len(grades)"}}}},"python-6-functions-and-modularity":{"decomposition-and-refactoring":{"label":"Dekompozisyon ak Refaktoring","summary":"Divize yon gwo travay an fonksyon èd ki klè.","cards":{"sketch0":{"title":"Poukisa kraze yon pwogram an fonksyon èd?"},"sketch1":{"title":"Rekonèt kòd ki repete"},"sketch2":{"title":"Fè chak fonksyon fè yon sèl travay klè."},"quiz":{"title":"Kwiz"},"project":{"title":"Refaktore yon gwo travay an edikatè ki ka itilize ankò."}},"quiz":{"sc-1":{"title":"Pi bon rezon pou ekstrè yon helper","prompt":"Ki sitiyasyon ki bay rezon ki pi fò pou mete kòd nan yon fonksyon èd?","hint":"Chèche lojik ki repete ki fè menm travay la nan plis pase yon sèl kote.","help":{"concept":"Fonksyon èd yo espesyalman itil lè menm lojik la parèt plizyè fwa, paske yon sèl fonksyon ka ranplase kòd ki repete epi fè mizajou yo pi fasil.","hint_1":"Konpare chwa yo epi jwenn youn kote menm etap yo ta sinon kopye.","hint_2":"Yon èd gen plis valè lè yon travay ki ka reitilize parèt plizyè fwa, pa sèlman paske yon pwogram gen anpil liy."},"options":{"a":"Yon non varyab kout","b":"Menm etap netwayaj yo ekri nan plizyè kote.","c":"Pwogram nan itilize input() yon sèl fwa.","d":"Yon deklarasyon enprime parèt nan fen an."}},"sc-2":{"title":"Sa refactorizasyon ta dwe konsève","prompt":"Lè w refaktore yon pwogram k ap mache, kisa ki ta dwe rete menm jan?","hint":"Refactorizasyon chanje estrikti, pa rezilta pwogram nan vize a.","help":{"concept":"Refactorizasyon amelyore lizibilite oswa òganizasyon pandan li prezève konpòtman, kidonk pwogram nan ta dwe toujou pwodwi menm rezilta pou menm antre yo.","hint_1":"Panse sou sa itilizatè yo remake: pwogram nan dwe toujou rezoud menm pwoblèm nan kòrèkteman.","hint_2":"Aranjman kòd la ka chanje, men rezilta ak konpòtman pou menm antre a pa dwe chanje."},"options":{"a":"Kantite fonksyon yo dwe diminye","b":"Non varyab yo dwe rete idantik","c":"Konpòtman pwogram nan pou menm antre a dwe rete kòrèk.","d":"Chak liy dwe rete nan menm lòd la"}},"mc-1":{"title":"Siy ki montre yon fonksyon ap fè twòp","prompt":"Ki chwa yo ki sijere ke yon fonksyon ta dwe divize an ti fonksyon èd? Chwazi tout sa ki aplikab.","hint":"Chèche responsablite melanje ak moso lojik ki repete.","help":{"concept":"Yon fonksyon souvan bezwen dekonpozisyon lè li jere plizyè travay diferan oswa li gen lòjik ki repete ki ta ka reitilize lòt kote.","hint_1":"Youn nan endis yo se ke fonksyon an toude transfòme done epi fòmate rezilta final la nan yon blòk long.","hint_2":"Yon lòt endis se lè w wè moso kòd ki prèske menm jan oswa yon fonksyon ki eseye netwaye, kalkile, epi afiche tout an menm tan."},"options":{"a":"Li netwaye tèks la, kalkile yon rezilta, epi fòmate yon mesaj nan yon sèl blòk long.","b":"Li genyen moso kòd ki repete ak sèlman ti chanjman.","c":"Li gen yon sèl deklarasyon retou kout pou yon sèl travay klè.","d":"Li difisil pou dekri travay fonksyon an nan yon fraz."}},"mc-2":{"title":"Avantaj fonksyon èd yo","prompt":"Ki vrè benefis ki genyen lè w divize kòd an fonksyon èd? Chwazi tout sa ki aplikab.","hint":"Panse sou lizibilite, reyitilizasyon, ak tès.","help":{"concept":"Fonksyon èd yo amelyore òganizasyon an lè yo bay ti travay yo non klè, diminye redondans, epi fè lojik la pi fasil pou teste separeman.","hint_1":"Etydè itil yo anjeneral fè kòd la pi fasil pou li epi pèmèt ou reitilize yon moso lojik nan plizyè kote.","hint_2":"Yo ede w teste yon ti konpòtman alafwa; yo pa fè chak pwogram ki gen liy pi kout otomatikman."},"options":{"a":"Ou ka reitilize menm lojik la nan plizyè kote.","b":"Ti moso pi fasil pou teste youn apre lòt.","c":"Chak pwogram ap toujou itilize mwens liy an total","d":"Non fonksyon yo ka esplike sa chak etap fè."}},"dr-1":{"title":"Refaktore netwayaj repete","prompt":"Mete etap sa yo nan pi bon lòd pou refaktore kòd netwayaj tèks ki repete a an yon fonksyon èd.","hint":"Premyeman idantifye travay ki repete a, apre sa defini èd la, epi ranplase duplikat yo.","help":{"concept":"Yon refactoraj pwòp anjeneral kòmanse lè w remake lojik ki repete, w ekstrè li nan yon fonksyon, epi w rele fonksyon sa a kote sa nesesè.","hint_1":"Ou pa ta dwe ranplase ansyen kòd ak apèl edikatè anvan edikatè a egziste.","hint_2":"Konpòtman ki repete a dwe idantifye an premye, apre sa deplase l nan yon fonksyon, epi itilize l apati kote orijinal yo."},"tokens":{"t1":"Remake menm lojik netwayaj la parèt plis pase yon fwa.","t2":"Ekri yon fonksyon èd pou travay netwayaj sa a.","t3":"Ranplase kòd ki repete a ak apèl nan fonksyon èd la.","t4":"Kouri pwogram nan epi konfime ke konpòtman an toujou kòrèk."}},"dr-2":{"title":"Kijan yon pwogram ki baze sou èdye fonksyone","prompt":"Aranje etap yo nan lòd yo rive lè modèl sa a kouri: antre a netwaye, apre sa li itilize pou konstwi yon mesaj, epi li enprime.","hint":"Yon èd retounen yon valè anvan pwochen fonksyon an itilize li.","help":{"concept":"Nan kòd dekonpoze, yon fonksyon souvan retounen yon valè netwaye, yon lòt fonksyon itilize valè sa a pou konstwi yon rezilta, epi kòd prensipal la enprime rezilta final la.","hint_1":"Tèks ki netwaye a dwe egziste anvan yo ka konstwi yon salitasyon oswa yon rezime apati de li.","hint_2":"Enpresyon se anjeneral dènye etap la apre fonksyon èd yo fin retounen valè ki nesesè yo."},"tokens":{"t1":"Rele asistan netwayaj la ak tèks orijinal la","t2":"Resevwa tèks ki netwaye a kòm valè retou.","t3":"Sèvi ak tèks ki netwaye a pou konstwi mesaj final la.","t4":"Enprime mesaj final la"}},"fb-1":{"title":"Rele asistan an","prompt":"Chwazi apèl fonksyon ki itilize èd la pou netwaye varyab `name` la.","hint":"Blank la ta dwe yon apèl ki pase `name` nan helper la.","help":{"concept":"Pou itilize yon fonksyon èd, ekri non li, mete l nan parantèz epi pase agiman ki nesesè a andedan.","hint_1":"Ou ap ranpli bò dwat yon devwa, kidonk espas vid la dwe pwodwi yon valè.","hint_2":"Chèche opsyon ki rele `clean_name` ak `name` andedan parantèz yo."},"template":"non bèl = [espas1]","choices":["netwaye_non(non)","non = netwaye_non","print(name)","retounen non_pwòp"]},"fb-2":{"title":"Retou soti nan yon èd","prompt":"Chwazi mo ki manke a ki voye valè ki kalkile a tounen soti nan fonksyon an.","hint":"Anndan yon fonksyon, yon mo kle voye yon valè tounen bay apèlè a.","help":{"concept":"Yon fonksyon èd itilize retou valè pa referans (`the missing term`) pou voye yon rezilta tounen, konsa lòt kòd ka anrejistre li, enprime li, oswa itilize li nan yon lòt kalkil.","hint_1":"`print` Li montre tèks nan panèl sòti a, men li pa voye yon valè reyitilizab tounen bay apèlè a.","hint_2":"Mo ki manke a se mo kle yo itilize anvan yon ekspresyon tankou `text.strip()` lè fonksyon an dwe pwodwi yon valè."},"template":"def clean_text(text):\n [blank1] text.strip().lower()","choices":["retounen","Enprime","Antre","defini"]},"ci-1":{"title":"Ekstrè yon èd pou netwaye","prompt":"Ekri `clean_name(name)` pou li retounen vèsyon netwaye `name`. Ede sa a ta dwe fè travay netwayaj non an olye pou li repete lòt kote.","hint":"Li tach la \"Extract a cleaning helper\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def clean_name(name):\n # return the cleaned version of name\n pass","solutionCode":"def clean_name(name):\n return name.strip().title()"},"ci-2":{"title":"Bati yon rezime ak èdè","prompt":"Divize travay sa a an de fonksyon èd. `word_count(text)` ta dwe retounen kantite mo yo, epi `summary(text)` ta dwe rele fonksyon èd sa a epi retounen yon chèn tankou `Words: 3`.","hint":"Li tach la \"Bati yon rezime ak èd\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def word_count(text):\n # return the number of words\n pass\n\n\ndef summary(text):\n # return a string like: Words: 3\n pass","solutionCode":"def word_count(text):\n return len(text.split())\n\n\ndef summary(text):\n count = word_count(text)\n return f\"Words: {count}\""},"ci-3":{"title":"Refaktore kalkil ki repete yo nan fonksyon èd.","prompt":"Konplete `double(number)` ak `triple(number)`, epi itilize fonksyon ede sa yo andedan `combined_total(a, b)` olye pou w repete kalkil yo la.","hint":"Li tach la \"Refactor repeated math into helpers\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"def double(number):\n pass\n\n\ndef triple(number):\n pass\n\n\ndef combined_total(a, b):\n # use the helper functions here\n pass","solutionCode":"def double(number):\n return number * 2\n\n\ndef triple(number):\n return number * 3\n\n\ndef combined_total(a, b):\n return double(a) + triple(b)"},"try-decomposition-and-refactoring-checkpoint":{"title":"Sèvi ak yon fonksyon èd.","prompt":"Defini `clean_title(text)` ki retire espas vid epi mete premye lèt chak mo an majiskil nan tèks la. Enprime vèsyon netwaye `\" python helper \"` la.","hint":"Sèvi ak `.strip().title()` andedan yon fonksyon èd.","help":{"concept":"Dekompozisyon vle di deplase yon sèl etap klè nan yon fonksyon èd.","hint_1":"Itilize `.strip().title()` andedan yon fonksyon èd.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def clean_title(text):\n # Return the cleaned title.\n pass\n\nprint(clean_title(\" python helper \"))\n","solutionCode":"def clean_title(text):\n return text.strip().title()\n\nprint(clean_title(\" python helper \"))\n"},"try-decomposition-and-refactoring-sketch0":{"title":"Netwaye tèks ak yon èd","prompt":"Avanse yon sèl pa klè nan yon fonksyon èd.","hint":"Retire espas vid epi mete tèks la an lèt piti.","help":{"concept":"Retire espas vid epi mete tèks la an lèt piti.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def clean_text(text):\n # Strip whitespace and lowercase the text.\n pass\n\nprint(clean_text(' HELLO '))\n","solutionCode":"def clean_text(text):\n return text.strip().lower()\n\nprint(clean_text(' HELLO '))\n"},"try-decomposition-and-refactoring-sketch1":{"title":"Separe yon non konplè","prompt":"Yon èd ka kache yon ti etap tretman chèn.","hint":"Retounen premye mo nan full_name.","help":{"concept":"Retounen premye mo nan full_name.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def get_first_name(full_name):\n # Return the first word from full_name.\n pass\n\nprint(get_first_name('Ava Smith'))\n","solutionCode":"def get_first_name(full_name):\n return full_name.split()[0]\n\nprint(get_first_name('Ava Smith'))\n"},"try-decomposition-and-refactoring-sketch2":{"title":"Konbine de asistan","prompt":"Yon èd ka rele yon lòt èd.","hint":"Retounen 'Badge: ' plis non ki netwaye a.","help":{"concept":"Retounen 'Badge: ' plis non ki netwaye a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def clean(text):\n return text.strip().title()\n\ndef badge(name):\n # Return 'Badge: ' plus the cleaned name.\n pass\n\nprint(badge(' ava '))\n","solutionCode":"def clean(text):\n return text.strip().title()\n\ndef badge(name):\n return 'Badge: ' + clean(name)\n\nprint(badge(' ava '))\n","sourceChecks":{"0":{"message":"Itilize clean(name) andedan badge la olye pou w kode yon egzanp fiks."}}}},"tryIt":{"try_decomposition_and_refactoring_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `clean_title(text)` ki retire espas vid epi mete premye lèt chak mo an majiskil nan tèks la. Enprime vèsyon netwaye `\" python helper \"` la."},"try_decomposition_and_refactoring_sketch0":{"title":"Eseye l poukont ou","prompt":"Avanse yon sèl pa klè nan yon fonksyon asistans."},"try_decomposition_and_refactoring_sketch1":{"title":"Eseye l poukont ou","prompt":"Yon èd ka kache yon ti etap tretman chèn."},"try_decomposition_and_refactoring_sketch2":{"title":"Eseye l poukont ou","prompt":"Yon èd ka rele yon lòt èd."},"allowReveal":true},"projectSteps":{"ci_1":{"title":"Ekstrè yon èd pou netwaye"},"ci_2":{"title":"Bati yon rezime ak èdè"},"ci_3":{"title":"Refaktore kalkil ki repete yo nan fonksyon èd."}}},"defining-and-calling-functions":{"label":"Definir ak Rele Fonksyon","summary":"Kreye fonksyon epi rele yo ak agiman.","cards":{"sketch0":{"title":"Ki fonksyon sa fè"},"sketch1":{"title":"Apèl fonksyon ak agiman"},"sketch2":{"title":"Fonksyon yo ka retounen valè"},"quiz":{"title":"Kwiz"},"project":{"title":"Pwojè Fonksyon Pratik"}},"quiz":{"sc-function-call":{"title":"Rekonèt yon apèl fonksyon","prompt":"Ki liy ki rele yon fonksyon ki rele `greet`?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"def greet():","b":"Salye","c":"Enprime = Salye","d":"retounen salye"}},"sc-parameter-meaning":{"title":"Konprann yon paramèt","prompt":"Nan `def greet(name):`, kisa `name` ye?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Yon mesaj enprime","b":"Yon paramèt","c":"Yon valè retou","d":"Yon lis"}},"mc-valid-calls":{"title":"Chwazi apèl fonksyon ki valab yo.","prompt":"Yon fonksyon defini kòm `def greet(name):`. Ki apèl ki valab? Chwazi tout repons ki kòrèk.","hint":"Fonksyon an atann egzakteman yon sèl agiman.","help":{"concept":"Lè yon fonksyon gen yon sèl paramèt, chak apèl dwe bay yon sèl agiman andedan parantèz yo.","hint_1":"Tcheke konbyen valè chak apèl pase bay`greet(...)`.","hint_2":"Apèl valab yo gen egzakteman yon sèl valè ant parantèz yo, ni zewo ni de."},"options":{"a":"Salye Ava","b":"Salye","c":"Salye (\"Ava\", \"Leo\")","d":"Salye Mina"}},"mc-return-uses":{"title":"Fason pou itilize yon valè ki retounen","prompt":"Yon fonksyon `double(x)` retounen yon nimewo. Ki liy yo itilize valè retounen sa a kòrèkteman? Chwazi tout repons ki kòrèk.","hint":"Yon valè retounen ka estoke oswa enprime.","help":{"concept":"Lè yon fonksyon retounen yon valè, ou ka mete apèl la nenpòt kote yo ka itilize yon valè nòmal, tankou nan yon asiyasyon oswa andedan yon ekspresyon kondisyonèl (`print(...)`).","hint_1":"Chèche liy kote `double(4)` trete tankou yon valè.","hint_2":"Liy kòrèk yo swa estoke rezilta a nan yon varyab oswa pase rezilta a nan yon lòt fonksyon tankou `print`."},"options":{"a":"rezilta = double(4)","b":"print(double(4))","c":"retou = double(4)","d":"def double(4):"}},"dr-define-then-call":{"title":"Kòmande yon pwogram pou yon fonksyon senp","prompt":"Mete liy sa yo nan bon lòd pou defini yon fonksyon epi rele li.","hint":"Fonksyon an dwe defini anvan yo rele li.","help":{"concept":"Python li kòd la depi anlè desann. Definisyon yon fonksyon vini an premye, kò li rete antre anba li, epi apèl la vini apre definisyon an.","hint_1":"Kòmanse ak liy `def` la, epi mete liy kò a ki gen entansyon anba li.","hint_2":"Apre de liy definisyon yo fin ansanm, mete apèl fonksyon an an dènye."},"tokens":{"t1":"def say_hi():","t2":"print(\"Hi\")","t3":"di bonjou()"}},"dr-call-with-argument":{"title":"Kòmande yon fonksyon ak yon paramèt","prompt":"Arranje liy yo pou defini yon e`show_name`, epi rele li ak `\"Ava\"`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki mete aksyon Python an an plas.","hint_2":"Mete liy ki depann sou valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"def show_name(name):","t2":"print(name)","t3":"show_name(\"Ava\")"}},"fb-def-keyword":{"title":"Konplete yon definisyon fonksyon","prompt":"Chwazi mo ki kòmanse yon definisyon fonksyon.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa ki dekri nan mesaj la.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"[blank1] salye():","choices":["defini","Enprime","rele","retounen"]},"fb-call-argument":{"title":"Ranpli agiman an","prompt":"Chwazi valè ki konplete apèl fonksyon an.","hint":"Apèl fonksyon an ta dwe pase non ki parèt nan gitas.","help":{"concept":"Yon agiman se valè ki mete andedan parantèz yo lè w ap rele yon fonksyon.","hint_1":"Gade sitasyon yo ki deja parèt nan apèl la.","hint_2":"Pati ki manke a se valè tèks egzak ki ant parantèz yo, enkli lèt majiskil la."},"template":"Salye","choices":["Ava","non","Salye","Enprime"]},"ci-make-greeting":{"title":"Ekri yon fonksyon pou salye","prompt":"Ekri `make_greeting(name)` pou li retounen yon chèn salitasyon pou non sa a.","hint":"Li tach la \"Ekri yon fonksyon salitasyon\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_greeting(name):\n # return a greeting string\n pass","solutionCode":"def make_greeting(name):\n return \"Hello, \" + name"},"ci-square-number":{"title":"Remèt kare a","prompt":"Ekri `square(number)` pou li retounen kare `number`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def square(number):\n # return the square of number\n pass","solutionCode":"def square(number):\n return number * number"},"ci-full-name":{"title":"Konbine non premye ak non dènye","prompt":"Ekri `full_name(first, last)` pou li retounen prenon ak non ki konbine ansanm nan yon sèl chèn.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def full_name(first, last):\n # return the full name as one string\n pass","solutionCode":"def full_name(first, last):\n return first + \" \" + last"},"try-defining-and-calling-functions-checkpoint":{"title":"Defini epi rele yon fonksyon","prompt":"Defini `say_hello()` pou li enprime `Hello from a function!`, epi rele li.","hint":"Mete `print()` anndan kò fonksyon an, epi rele fonksyon ki anba li a.","help":{"concept":"Yon fonksyon gwoupe deklarasyon ki ka egzekite lè yo rele non fonksyon an.","hint_1":"Mete `print()` anndan kò fonksyon an, epi rele fonksyon ki anba li a.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"# Define say_hello() below.\n\n","solutionCode":"def say_hello():\n print(\"Hello from a function!\")\n\nsay_hello()\n","sourceChecks":{"0":{"message":"Defini yon fonksyon ki rele say_hello()."},"1":{"message":"Rele say_hello() apre ou fin defini li."}}},"try-defining-and-calling-functions-sketch0":{"title":"Defini epi rele greet","prompt":"Defini fonksyon an anvan ou rele li.","hint":"Defini greet(name) pou li retounen 'Bonjou, ' + name.","help":{"concept":"Defini greet(name) pou li retounen 'Bonjou, ' + name.","hint_1":"Defini greet(name) pou li retounen 'Hello, ' + name, epi enprime greet('Ava').","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"# Define greet(name) so it returns 'Hello, ' + name.\n# Then print greet('Ava').\n","solutionCode":"def greet(name):\n return 'Hello, ' + name\n\nprint(greet('Ava'))\n"},"try-defining-and-calling-functions-sketch1":{"title":"Apèl yon fonksyon kare","prompt":"Rele fonksyon an epi enprime valè retou li.","hint":"Enprime kare(5).","help":{"concept":"Enprime kare (5).","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def square(number):\n return number * number\n\n# Print square(5).\n","solutionCode":"def square(number):\n return number * number\n\nprint(square(5))\n"},"try-defining-and-calling-functions-sketch2":{"title":"Sèvi ak yon fonksyon èd de fwa","prompt":"Re-itilize menm fonksyon an pou de antre diferan.","hint":"Enprime shout('go') ak shout('team'), youn pa liy.","help":{"concept":"Enprime shout('go') ak shout('team'), youn pa liy.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def shout(text):\n return text.upper()\n\n# Print shout('go') and shout('team'), one per line.\n","solutionCode":"def shout(text):\n return text.upper()\n\nprint(shout('go'))\nprint(shout('team'))\n"}},"tryIt":{"try_defining_and_calling_functions_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `say_hello()` pou li enprime `Hello from a function!`, epi rele li."},"try_defining_and_calling_functions_sketch0":{"title":"Eseye l poukont ou","prompt":"Defini fonksyon an anvan ou rele li."},"try_defining_and_calling_functions_sketch1":{"title":"Eseye l poukont ou","prompt":"Rele fonksyon an epi enprime valè retou li."},"try_defining_and_calling_functions_sketch2":{"title":"Eseye l poukont ou","prompt":"Re-itilize menm fonksyon an pou de antre diferan."},"allowReveal":true},"projectSteps":{"ci_make_greeting":{"title":"Ekri yon fonksyon pou salye"},"ci_square_number":{"title":"Remèt kare a"},"ci_full_name":{"title":"Konbine non premye ak non dènye"}}},"docstrings-and-function-contracts":{"label":"Kòd dokimantasyon ak kontra fonksyon","summary":"Dokimante sa yon fonksyon atann, sa li retounen, ak kijan pou itilize li kòrèkteman.","cards":{"sketch0":{"title":"Sa yon docstring ak yon kontra fè"},"sketch1":{"title":"Ekri dokstreng ki klè"},"sketch2":{"title":"Kontrak yo ta dwe di retou olye de enprime."},"quiz":{"title":"Kwiz"},"project":{"title":"Dokimante epi aliyen konpòtman fonksyon yo"}},"quiz":{"sc-docstring-location":{"title":"Kote yon docstring ale","prompt":"Ki kote yo ta dwe mete docstring yon fonksyon?","hint":"Chèche chèn ki parèt imedyatman andedan fonksyon an.","help":{"concept":"Yon docstring fonksyon se premye literal chèn ki nan kò fonksyon an, dirèkteman anba liy deklarasyon an.","hint_1":"Li pa mete devan definisyon fonksyon an oswa apre deklarasyon return lan.","hint_2":"Chwazi opsyon kote chèn tèks ki ant twa guillemet vini touswit apre `def ...:`."},"options":{"a":"Drekteman anba definisyon fonksyon an kòm premye deklarasyon an","b":"Anndan lis paramèt la","c":"Apre deklarasyon retou a","d":"Sèlman nan fen pwogram nan"}},"sc-contract-purpose":{"title":"Sa yon kontra fonksyon eksplike","prompt":"Ki objektif prensipal yon kontra fonksyon?","hint":"Panse sou antre ak sòti.","help":{"concept":"Yon kontra fonksyon di lòt pwogramè ki valè yon fonksyon atann li epi ki rezilta oswa konpòtman li bay.","hint_1":"Yon kontra se sou fason pou itilize fonksyon an kòrèkteman, pa sou chanje sentaks Python.","hint_2":"Chwazi opsyon ki mansyone agiman yo espere ak rezilta ki retounen."},"options":{"a":"Li esplike ki antre fonksyon an atann ak sa li retounen.","b":"Li korije ensèk yo nan fonksyon an otomatikman.","c":"Sa fè fonksyon an kouri pi vit.","d":"Li ranplase bezwen non fonksyon yo."}},"mc-good-docstring-features":{"title":"Karakteristik yon docstring ki itil","prompt":"Ki deklarasyon ki dekri yon bon dokstring fonksyon? Chwazi tout sa ki aplikab.","hint":"Chèche deklarasyon ki fè fonksyon an pi fasil pou itilize kòrèkteman.","help":{"concept":"Dokstrings ki itil yo espesifik, yo koresponn ak kòd la, epi yo esplike konpòtman fonksyon an klè ase pou yon moun ka rele l kòrèkteman.","hint_1":"Bon dokstrings yo anjeneral mansyone sa fonksyon an retounen oswa sa li fè ak antre li yo.","hint_2":"Chwazi opsyon ki klè ak egzak, pa sa ki vag oswa ki pa gen rapò."},"options":{"a":"Li di klèman sa fonksyon an retounen oswa sa li fè.","b":"Li matche ak konpòtman aktyèl kòd la.","c":"Li ta dwe osi vag ke posib pou li mache pou nenpòt fonksyon.","d":"Li ka mansyone atant enpòtan pou antre yo."}},"mc-return-vs-print-contract":{"title":"Retou kont enprime nan yon kontra","prompt":"Yon docstring di yon fonksyon retounen yon valè. Ki modèl kòd ki matche ak kontra sa a? Chwazi tout sa ki aplike.","hint":"Chèche fonksyon ki voye yon valè tounen bay apèlè a.","help":{"concept":"Lè yon kontra di yon fonksyon retounen yon valè, fonksyon an dwe itilize yon valè retou (`return`) pou moun ki rele l la ka anrejistre oswa reitilize rezilta a.","hint_1":"Enpresyon montre rezilta, men li pa bay apèlè a yon valè ki ka itilize ankò.","hint_2":"Chwazi opsyon ki itilize \"`return`\" pou pwodwi rezilta a."},"options":{"a":"`return a + b`","b":"`return name.upper()`","c":"`print(a + b)`","d":"`print(\"Done\")`"}},"dr-docstring-order":{"title":"Lòd yon fonksyon dokimante","prompt":"Mete pati sa yo nan lòd kòrèk pou yon fonksyon senp ki dokimante.","hint":"Kòmanse ak antèt fonksyon an, apre sa ak docstring la, epi ak kò a.","help":{"concept":"Yon fonksyon dokimante ekri nan yon lòd estanda: premye liy definisyon an, apre sa docstring la, epi kòd egzekitab la.","hint_1":"Docstring la dwe andedan fonksyon an, pa anvan liy `def` la.","hint_2":"Apre docstring la, mete deklarasyon ki kalkile oswa retounen rezilta a."},"tokens":{"t1":"`def double(number):`","t2":"`\"\"\"Return twice number.\"\"\"`","t3":"`return number * 2`"}},"dr-contract-reading":{"title":"Li yon kontra fonksyon nan lòd","prompt":"Aranje ide sa yo nan yon lòd ki sansib pou konprann yon kontra fonksyon.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann de valè ki te egziste anvan yo apre valè sa yo fin egziste."},"tokens":{"t1":"Antre fonksyon an atann","t2":"Sa fonksyon an fè","t3":"Valè fonksyon an retounen"}},"fb-return-word":{"title":"Konplete tèks dokimantasyon an.","prompt":"Chwazi mo ki pi byen konplete dokstring la.","hint":"Fraz la dekri bay yon valè tounen bay apèlè a.","help":{"concept":"Docstrings souvan itilize mo \"`the missing term`\" lè yon fonksyon voye yon valè tounen olye pou l enprime li.","hint_1":"Espas vid sa a ta dwe yon vèb ki matche ak konpòtman stil`the missing term total`.","hint_2":"Chwazi opsyon ki vle di fonksyon an retounen yon rezilta bay moun ki rele l la."},"template":"`\"\"\"[blank1] the sum of two numbers.\"\"\"`","choices":["Retounen","Enprime","Fè yon bouk nan","Enpòte"]},"fb-docstring-position":{"title":"Konplete egzanp fonksyon an","prompt":"Chwazi liy ki ranpli espas vid la kòrèkteman.","hint":"Liy ki manke a ta dwe dokstring la, pa kòd ki fè kalkil la.","help":{"concept":"Docstring la se yon chèn deskriptif ki plase kòm premye deklarasyon anndan kò fonksyon an.","hint_1":"Blank la vini touswit apre tit fonksyon an.","hint_2":"Chwazi chèn tèks ki ant twa guillemet ki dekri rezilta fonksyon an."},"template":"```python\ndef square(number):\n [blank1]\n return number * number\n```","choices":["`\"\"\"Return the square of number.\"\"\"`","`print(number * number)`","`number * number`","`square(number)`"]},"ci-add-docstring":{"title":"Ajoute yon dokstring ki koresponn","prompt":"Ajoute yon docstring anba `make_lower(text)` ki di klèman sa fonksyon an retounen.","hint":"Li tach la \"Ajoute yon dokstring ki koresponn\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp ki te atann lan anvan ou tcheke repons ou a."},"starterCode":"def make_lower(text):\n # Add a docstring below.\n return text.lower()","solutionCode":"def make_lower(text):\n \"\"\"Return the lowercase version of text.\"\"\"\n return text.lower()"},"ci-write-contract-function":{"title":"Ekri yon fonksyon dokimante ak yon kontra klè.","prompt":"Ekri `repeat_word(word, times)` pou li retounen tèks la repete, epi ajoute yon docstring ki esplike kontra a klèman.","hint":"Li tach la \"Ekri yon fonksyon dokimante ak yon kontra klè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def repeat_word(word, times):\n # Add a docstring and return the repeated word.\n pass","solutionCode":"def repeat_word(word, times):\n \"\"\"Return word repeated times times.\"\"\"\n return word * times"},"ci-fix-print-vs-return":{"title":"Ranje dezakò kontra a","prompt":"Docstring la di ke fonksyon `total_price(price, tax)` ta dwe retounen total la, men kòd demaraj la enprime li pito. Ranje fonksyon an pou konpòtman li matche ak docstring la.","hint":"Li tach la \"Ranje dezakò kontra a\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def total_price(price, tax):\n \"\"\"Return the total of price and tax.\"\"\"\n print(price + tax)","solutionCode":"def total_price(price, tax):\n \"\"\"Return the total of price and tax.\"\"\"\n return price + tax"},"try-docstrings-and-function-contracts-checkpoint":{"title":"Ekri yon helper dokimante","prompt":"Defini `square(number)` ak yon docstring epi retounen kare nimewo a. Enprime `square(5)`.","hint":"Mete yon chèn tèks ki gen twa guillemet kòm premye liy anndan fonksyon an.","help":{"concept":"Yon docstring dekri kontra fonksyon an pou lektè ak zouti.","hint_1":"Mete yon chèn tèks ki ant twa guyòt kòm premye liy anndan fonksyon an.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def square(number):\n # Add a docstring and return the square.\n pass\n\nprint(square(5))\n","solutionCode":"def square(number):\n \"\"\"Return number multiplied by itself.\"\"\"\n return number * number\n\nprint(square(5))\n"},"try-docstrings-and-function-contracts-sketch0":{"title":"Ekri yon helper dokimante","prompt":"Yon docstring esplike sa fonksyon an atann ak sa li retounen.","hint":"Ajoute yon docstring epi retounen tèks la san mak fòma epi ak tit an majiskil.","help":{"concept":"Ajoute yon docstring epi retounen tèks la san mak fòma epi ak tit an majiskil.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def clean_name(text):\n # Add a docstring and return text stripped and title-cased.\n pass\n\nprint(clean_name(' ava '))\n","solutionCode":"def clean_name(text):\n \"\"\"Return text stripped of extra space and converted to title case.\"\"\"\n return text.strip().title()\n\nprint(clean_name(' ava '))\n"},"try-docstrings-and-function-contracts-sketch1":{"title":"Retounen rezilta ki dokimante a","prompt":"Fè kòd la matche ak kontra ki dekri nan dokstrin nan.","hint":"Konplete deklarasyon retou a.","help":{"concept":"Konplete deklarasyon retou a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def fahrenheit_to_celsius(temp):\n \"\"\"Return Celsius for a Fahrenheit temperature.\"\"\"\n # Finish the return statement.\n pass\n\nprint(round(fahrenheit_to_celsius(32), 1))\n","solutionCode":"def fahrenheit_to_celsius(temp):\n \"\"\"Return Celsius for a Fahrenheit temperature.\"\"\"\n return (temp - 32) * 5 / 9\n\nprint(round(fahrenheit_to_celsius(32), 1))\n"},"try-docstrings-and-function-contracts-sketch2":{"title":"Sèvi ak yon tchèk stil kontra","prompt":"Aplikasyon an dwe swiv kontra ki deklare a egzakteman.","hint":"Kòmanse ak premye liy ki manke a.","help":{"concept":"Kòmanse ak premye liy ki manke a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def is_valid_score(score):\n \"\"\"Return True when score is between 0 and 100 inclusive.\"\"\"\n pass\n\nprint(is_valid_score(105))\nprint(is_valid_score(95))\n","solutionCode":"def is_valid_score(score):\n \"\"\"Return True when score is between 0 and 100 inclusive.\"\"\"\n return 0 <= score <= 100\n\nprint(is_valid_score(105))\nprint(is_valid_score(95))\n"}},"tryIt":{"try_docstrings_and_function_contracts_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `square(number)` ak yon dokstring epi retounen kare nimewo a. Enprime `square(5)`."},"try_docstrings_and_function_contracts_sketch0":{"title":"Eseye l poukont ou","prompt":"Yon docstring esplike sa fonksyon an atann ak sa li retounen."},"try_docstrings_and_function_contracts_sketch1":{"title":"Eseye l poukont ou","prompt":"Fè kòd la matche ak kontra ki dekri nan docstring la."},"try_docstrings_and_function_contracts_sketch2":{"title":"Eseye l poukont ou","prompt":"Aplikasyon an dwe swiv kontra ki deklare a egzakteman."},"allowReveal":true},"projectSteps":{"ci_add_docstring":{"title":"Ajoute yon dokstring ki koresponn"},"ci_write_contract_function":{"title":"Ekri yon fonksyon dokimante ak yon kontra klè."},"ci_fix_print_vs_return":{"title":"Ranje dezakò kontra a"}}},"module-6-name-badge-package":{"label":"Pwojè Modil: Bati yon pake badj non","summary":"Bati aplikasyon badj \"welcome-table\" la yon sèl èdè alafwa pou li grandi soti nan netwayaj non pou vin yon pake plizyè fichye ki byen poli.","cards":{"sketch0":{"title":"Yon klib bezwen badj anvan evènman an kòmanse."},"project":{"title":"Pake Badj Non"}},"projectSteps":{"mp_1":{"title":"Kreye modil pou netwaye non an"},"mp_2":{"title":"Ajoute modil èd badj la"},"mp_3":{"title":"Dokimante epi netwaye asistan badj la."},"mp_4":{"title":"Enprime badj akey final la"}},"quiz":{"mp-1-create-clean-name-module":{"title":"Kreye modil pou netwaye non an","prompt":"Kòmanse aplikasyon badj la pa deplase netwayaj non an nan pwòp dosye èd li. Kreye yon fonksyon ``tools/names.py`` ak ``clean_name(text)``, enpòte li nan ``main.py``, li yon non nan antre a, epi enprime rezilta netwaye a.","hint":"Mete lojik netwayaj ki ka itilize ankò nan `tools/names.py`, epi kite `main.py` rele li.","help":{"concept":"Yon modil èd kenbe lojik ki ka itilize ankò andeyò `main.py`, sa ki fè li pi fasil pou devlope aplikasyon badj la.","hint_1":"Nan `tools/names.py`, defini `clean_name(text)` epi retounen `text.strip().title()`.","hint_2":"Nan `main.py`, enpòte `clean_name`, li antre a, epi enprime non ki netwaye a."},"starterCode":"raw_name = input()\n\n# Start the badge app by moving name cleanup into tools/names.py.\n# Import clean_name, then print the cleaned version of raw_name.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.names."},"1":{"message":"Defini clean_name(text) andedan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas vid yo."},"3":{"message":"clean_name ta dwe mete non an an majiskil tit."}},"solutionCode":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"mp-2-add-badge-helper":{"title":"Ajoute modil èd badj la","prompt":"Kenbe asistan `clean_name` k ap mache a soti nan dènye etap la. Kounye a, ajoute `tools/badges.py` ak `make_badge(name, role)`, enpòte li nan `main.py`, li yon wòl tou, epi enprime badj fini a.","hint":"Kite `tools/names.py` ap mache, ajoute yon nouvo fichye èd, epi konekte li nan `main.py`.","help":{"concept":"Etap sa a ajoute yon dezyèm fichye èd pou chak modil gen yon sèl travay klè: netwaye non yo, fòmate tèks badj yo.","hint_1":"Kreye yon sit entènèt ak `make_badge(name, role)`.","hint_2":"Nan `main.py`, netwaye non an an premye, epi pase `name` ak `role` nan `make_badge(...)`."},"starterCode":"from tools.names import clean_name\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\n\n# Keep the name cleaner working, then add tools.badges.\n# Import make_badge and print the finished badge for this cleaned name and role.\n","starterFiles":{"tools_init_py":{"content":""},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"# Add make_badge(name, role) here.\n# Return one formatted string for the badge.\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan zouti.badges."},"1":{"message":"Defini make_badge nan tools/badges.py."},"2":{"message":"make_badge ta dwe mete wòl la an majiskil."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"mp-3-document-badge-helper":{"title":"Dokimante epi netwaye asistan badj la.","prompt":"Kòmanse ak aplikasyon badj ki gen de asistan k ap travay la. Kenbe rezilta a menm jan, men amelyore fonksyon ``tools/badges.py`` la lè w ajoute yon dokstring epi netwaye wòl la anvan w konvèti l an lèt majiskil.","hint":"Etap sa a rafine asistan an an plas olye pou chanje koule jeneral aplikasyon an.","help":{"concept":"Ti fonksyon èd yo pi fasil pou kenbe lè yo eksplike tèt yo epi jere antre dezòdone yo byen.","hint_1":"Ajoute yon docstring anba `def make_badge(name, role):` ki gen twa guillemet.","hint_2":"Sere `role.strip().upper()` nan yon varyab anvan ou retounen tèks badj la."},"starterCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n\n# Keep this badge flow working.\n# Add the next improvement inside tools/badges.py.\n","starterFiles":{"tools_init_py":{"content":""},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n # Add a docstring that explains what this helper returns.\n # Then clean role before uppercasing it so extra spaces do not reach the badge.\n return f\"{role.upper()} badge: {name}\"\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n \"\"\"Return a formatted badge label for a cleaned name and role.\"\"\"\n clean_role = role.strip().upper()\n return f\"{clean_role} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Ajoute yon docstring nan make_badge nan tools/badges.py."},"1":{"message":"Netwaye wòl la anvan ou mete l an majiskil."},"2":{"message":"Mete wòl la an majiskil nan make_badge."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"mp-4-package-welcome-message":{"title":"Enprime badj akey final la","prompt":"Kòmanse ak aplikasyon badj ki dokimante a. Kenbe tou de asistan yo, estoke badj la nan yon varyab, epi ranplase enprime badj dirèk la ak yon sèl liy final zanmitay ki kòmanse ak `Welcome!`.","hint":"Re-itilize koule asistans ki egziste deja a, men fè rezilta final la santi l tankou yon remiz travay byen rafine.","help":{"concept":"Aplikasyon final la itilize ti modil èd pou fè pwogram prensipal la li tankou yon istwa senp: pran antre, netwaye li, konstwi badj la, enprime mesaj akeyi a.","hint_1":"Sèvi ak `badge = make_badge(name, role)` apre netwaye non an.","hint_2":"Enprime yon liy ki kòmanse ak `Welcome!` epi ki gen tèks badj la."},"starterCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n\n# Replace the line above with one polished welcome message.\n# Store the badge in a variable, then print a line that starts with Welcome!.\n","starterFiles":{"tools_init_py":{"content":""},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n \"\"\"Return a formatted badge label for a cleaned name and role.\"\"\"\n clean_role = role.strip().upper()\n return f\"{clean_role} badge: {name}\"\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(f\"Welcome! {badge}\")\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n \"\"\"Return a formatted badge label for a cleaned name and role.\"\"\"\n clean_role = role.strip().upper()\n return f\"{clean_role} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Bati badj la ak make_badge() olye pou w kode tèks final la dirèkteman."},"1":{"message":"Enprime dènye mesaj akey la."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(f\"Welcome! {badge}\")\n"},"try-module-6-name-badge-package-sketch0":{"title":"Kreye premye fichye èd pou badj la","prompt":"Konfigire premye èd la pou aplikasyon badj la.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime vèsyon netwaye `\" ava \"` la.","hint":"Mete `clean_name` nan `tools/names.py`, epi enpòte li nan `main.py`.","help":{"concept":"Pwojè badj la kòmanse pa deplase netwayaj non an nan pwòp fichye èd li.","hint_1":"Nan `tools/names.py`, retounen `text.strip().title()` soti nan `clean_name(text)`.","hint_2":"Nan `main.py`, enpòte `clean_name` epi enprime `clean_name(\" ava \")`."},"starterCode":"# Create a folder named tools.\n# Create tools/names.py with clean_name(text).\n# Then import clean_name from tools.names and print clean_name(\" ava \").\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_name nan tools.names."},"1":{"message":"Defini clean_name nan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas yo."},"3":{"message":"clean_name ta dwe mete non an an titil-case."}},"solutionCode":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"}},"tryIt":{"try_module_6_name_badge_package_sketch0":{"title":"Eseye l poukont ou","prompt":"Konfigire premye èd la pou aplikasyon badj la.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime vèsyon netwaye `\" ava \"` la."},"allowReveal":true}},"parameters-and-return-values":{"label":"Paramèt ak Valè Retou","summary":"Pase done nan fonksyon epi retounen rezilta yo.","cards":{"sketch0":{"title":"Paramèt yo pèmèt yon fonksyon travay ak diferan valè."},"sketch1":{"title":"Retounen yon valè diferan de enprime li."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike retounen valè nan fonksyon"}},"quiz":{"sc-parameter-role":{"title":"Sa yon paramèt fè","prompt":"Nan `def greet(name):`, kisa `name` ye?","hint":"Gade valè ki pase nan apèl fonksyon an.","help":{"concept":"Yon paramèt se yon varyab nan definisyon yon fonksyon ki resevwa yon valè lè yo rele fonksyon an.","hint_1":"`name` Li parèt anndan parantèz definisyon fonksyon an, kidonk li fè pati antre fonksyon an.","hint_2":"Mande ki chwa ki dekri yon plasdèten ki jwenn valè li nan yon apèl tankou `greet(\"Ava\")`."},"options":{"a":"Yon paramèt ki resevwa yon valè agiman","b":"Yon liy sòti enprime","c":"Yon metòd lis","d":"Yon deklarasyon sou retou"}},"sc-return-purpose":{"title":"Poukisa pou itilize return","prompt":"`return` fè nan yon fonksyon Python?","hint":"Panse sou fason yon fonksyon voye yon rezilta tounen bay kòd ki rele li a.","help":{"concept":"Enstriksyon `return` la fini apèl fonksyon an epi li retounen yon valè bay moun ki rele a.","hint_1":"Kontrèman ak `print`, `return` pa montre sitou tèks nan panèl rezilta a.","hint_2":"Chwazi opsyon ki konsène voye yon rezilta soti nan fonksyon an pou li ka estoke oswa itilize pita."},"options":{"a":"Li repete fonksyon an otomatikman","b":"Li voye yon valè tounen bay apèlè a.","c":"Li kreye yon nouvo paramèt","d":"Li chanje non fonksyon an."}},"mc-return-uses":{"title":"Fason pou itilize yon valè ki retounen","prompt":"Ki deklarasyon ki itilize kòrèkteman valè yon fonksyon retounen? Chwazi tout sa ki aplike.","hint":"Yon valè retounen ka estoke, enprime, oswa itilize andedan yon lòt ekspresyon.","help":{"concept":"Valè ki retounen yo konpòte yo tankou valè nòmal, kidonk yo ka asiyen, enprime, oswa konbine nan ekspresyon.","hint_1":"Chèche liy kote apèl fonksyon an parèt kote yon valè nòmal ta ka parèt.","hint_2":"Yon apèl fonksyon ki retounen yon nimewo ka ale sou bò dwat `=` oswa andedan `print(...)`."},"options":{"a":"`total = add(2, 3)`","b":"`print(add(2, 3))`","c":"`return = add(2, 3)`","d":"`def add = (2, 3)`"}},"mc-print-vs-return":{"title":"Enprime kont retou","prompt":"Ki deklarasyon sou `print` ak `return` ki kòrèk? Chwazi tout sa ki aplike.","hint":"Youn montre rezilta a kounye a, epi lòt la retounen yon valè bay moun ki rele a.","help":{"concept":"`print` Afiche tèks nan panèl sòti a, tandiske `return` pase yon valè tounen soti nan fonksyon an.","hint_1":"Panse si rezilta a ka reitilize pita nan yon lòt varyab oswa ekspresyon.","hint_2":"Chwazi deklarasyon ki koresponn ak wòl sa yo: sòti vizib pou `print`, rezilta ki ka reitilize pou `return`."},"options":{"a":"`print` Voye tèks vizib nan panèl sòti a.","b":"`return` ka retounen yon rezilta bay apèlè a","c":"`print` `return` toujou fè egzakteman menm travay la.","d":"`return` Ka sèlman itilize andeyò fonksyon yo."}},"dr-function-flow":{"title":"Lòd yon apèl fonksyon","prompt":"Mete etap sa yo nan lòd kòrèk pou sa k ap pase lè yo rele yon fonksyon ki gen paramèt.","hint":"Kòmanse ak apèl la, apre sa panse sou valè k ap antre nan fonksyon an ak yon rezilta k ap sòti.","help":{"concept":"Yon apèl fonksyon swiv yon sekans: rele fonksyon an, pase agiman yo nan paramèt yo, egzekite kò a, epi retounen yon rezilta.","hint_1":"Kò fonksyon an pa ka kouri jiskaske yo fin matche agiman yo ak paramèt yo.","hint_2":"Valè retounen an vini apre kò a fin fè kalkil li."},"tokens":{"t1":"Rele fonksyon an ak valè agiman yo","t2":"Valè sa yo asiyen bay paramèt yo.","t3":"Kò fonksyon an kouri lè l sèvi ak valè paramèt sa yo.","t4":"Fonksyon an retounen yon rezilta bay moun ki rele l la."}},"dr-build-function":{"title":"Bati yon fonksyon retou senp","prompt":"Aranje liy sa yo pou kreye yon fonksyon ki pran yon paramèt epi retounen valè a doub.","hint":"Antèt fonksyon an vini an premye, apre sa liy retou a, epi apèl ki itilize rezilta a.","help":{"concept":"Yon definisyon fonksyon debaz bezwen yon antèt, yon kò an retrè, epi nenpòt kòd ki rele fonksyon an.","hint_1":"Liy `return` la dwe andedan fonksyon an, kidonk li dwe dirèkteman anba liy `def` la.","hint_2":"Liy ki enprime rezilta a dwe vini apre fonksyon an fin defini."},"tokens":{"t1":"def double(number):","t2":"retounen nimewo * 2","t3":"rezilta = double(5)","t4":"print(result)"}},"fb-call-argument":{"title":"Ranpli agiman an","prompt":"Konplete apèl fonksyon an pou fonksyon an resevwa nimewo 7.","hint":"Vide a se valè k ap pase nan apèl fonksyon an.","help":{"concept":"Yon agiman se valè aktyèl ou mete andedan parantèz yo lè w ap rele yon fonksyon.","hint_1":"Non fonksyon an deja ekri, kidonk pati ki manke a se valè ki andedan parantèz yo.","hint_2":"Chwazi nimewo ki ta pase kòm antre nan `show_score`."},"template":"montre_nòt([blank1])","choices":["montre_nòt","Sèt","retounen"]},"fb-return-expression":{"title":"Konplete liy retou a","prompt":"Chwazi ekspresyon ki fè fonksyon an retounen som `price` ak `tax`.","hint":"Blank la ta dwe ekspresyon valè a apre `return`.","help":{"concept":"Yon deklarasyon retou ka retounen rezilta yon ekspresyon, tankou lè w ajoute de paramèt ansanm.","hint_1":"Tou de `price` ak `tax` deja disponib kòm non paramèt nan fonksyon an.","hint_2":"Chwazi opsyon ki ajoute de valè paramèt yo olye pou nonmen yon mo kle oswa sèlman yon varyab."},"template":"retounen [blank1]","choices":["Pri + taks","defini","Pri"]},"ci-make-label":{"title":"Retounen yon chèn etikèt","prompt":"Ekri `make_label(item, count)` pou li retounen yon chèn etikèt tankou `Apples: 3`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"def make_label(item, count):\n # return a string like \"Apples: 3\"\n pass","solutionCode":"def make_label(item, count):\n return item + \": \" + str(count)"},"ci-calculate-tip":{"title":"Retounen yon kantite tip","prompt":"Ekri `calculate_tip(bill, percent)` pou li retounen sèlman kantite lajan tip la pou bòdwo sa a ak pousantaj la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def calculate_tip(bill, percent):\n # return the tip amount\n pass","solutionCode":"def calculate_tip(bill, percent):\n return bill * percent / 100"},"ci-first-item":{"title":"Retounen premye atik lis la","prompt":"Ekri `first_item(items)` pou li retounen premye eleman nan lis la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp atann lan anvan ou tcheke repons ou."},"starterCode":"def first_item(items):\n # return the first element from the list\n pass","solutionCode":"def first_item(items):\n return items[0]"},"try-parameters-and-return-values-checkpoint":{"title":"Retounen yon nimewo ki double","prompt":"Defini `double(number)` pou li retounen doub antre a. Enprime `double(7)`.","hint":"Sèvi ak `return number * 2`.","help":{"concept":"Yon valè retou voye yon rezilta tounen bay moun ki rele a.","hint_1":"Sèvi ak `return number * 2`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def double(number):\n # Return twice the number.\n pass\n\nprint(double(7))\n","solutionCode":"def double(number):\n return number * 2\n\nprint(double(7))\n"},"try-parameters-and-return-values-sketch0":{"title":"Retounen yon sòm","prompt":"Sèvi ak paramèt pou resevwa valè epi sèvi ak retou valè (`return`) pou voye rezilta a tounen.","hint":"Retounen sòm a ak b.","help":{"concept":"Retounen sòm a ak b.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def add(a, b):\n # Return the sum of a and b.\n pass\n\nprint(add(3, 4))\n","solutionCode":"def add(a, b):\n return a + b\n\nprint(add(3, 4))\n"},"try-parameters-and-return-values-sketch1":{"title":"Fòmate yon non konplè","prompt":"Retounen yon chèn ki konstwi apati de de paramèt.","hint":"Retounen premye ak dènye ak yon espas ant yo.","help":{"concept":"Retounen premye ak dènye ak yon espas ant yo.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def full_name(first, last):\n # Return first and last with one space between them.\n pass\n\nprint(full_name('Ava', 'Smith'))\n","solutionCode":"def full_name(first, last):\n return first + ' ' + last\n\nprint(full_name('Ava', 'Smith'))\n"}},"tryIt":{"try_parameters_and_return_values_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `double(number)` pou li retounen doub antre a. Enprime `double(7)`."},"try_parameters_and_return_values_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak paramèt pou resevwa valè epi sèvi ak retou valè (`return`) pou voye rezilta a tounen."},"try_parameters_and_return_values_sketch1":{"title":"Eseye l poukont ou","prompt":"Retounen yon chèn ki konstwi apati de de paramèt."},"allowReveal":true},"projectSteps":{"ci_make_label":{"title":"Retounen yon chèn etikèt"},"ci_calculate_tip":{"title":"Retounen yon kantite tip"},"ci_first_item":{"title":"Retounen premye atik lis la"}}},"print-vs-return":{"label":"Enprime kont Retounen","summary":"Konprann kilè pou montre rezilta yo ak kilè pou retounen done nan yon fonksyon pou lòt kòd ka kontinye itilize rezilta a.","cards":{"sketch0":{"title":"Enprime montre yon valè; retou bay li tounen"},"sketch1":{"title":"Yon konparezon pratik: menm rezilta, itilite diferan."},"sketch2":{"title":"Ki lè ou ta dwe enprime, e ki lè ou ta dwe retounen?"},"quiz":{"title":"Kwiz"},"project":{"title":"Bati fonksyon ki ka reitilize epi ki retounen yon valè"}},"quiz":{"pvrs-sc-1":{"title":"Ki deklarasyon ki dekri retou?","prompt":"Ki deklarasyon ki pi byen dekri sa `return` fè nan yon fonksyon?","hint":"Panse si valè a sèlman parèt oswa si li retounen bay kòd ki te rele fonksyon an.","help":{"concept":"`return` li bay yon rezilta tounen bay apèlè a pou yo ka anrejistre l, reyitilize l, oswa konbine l ak lòt valè.","hint_1":"Yon valè retounen ka asiyen bay yon varyab tankou `result = my_function()`.","hint_2":"Chèche opsyon ki pèmèt ou voye yon valè tounen nan fonksyon an, pa sèlman afiche li."},"options":{"a":"Li voye yon valè tounen soti nan fonksyon an bay moun ki rele l la.","b":"Li toujou enprime yon valè nan panèl sòti a.","c":"Li repete fonksyon an depi nan kòmansman.","d":"Li kreye yon nouvo paramèt otomatikman."}},"pvrs-sc-2":{"title":"Ki rezilta fonksyon ki ka reitilize?","prompt":"Yon fonksyon ta dwe kalkile yon nimewo epi kite kòd ki vini apre a miltipliye nimewo sa a pa 10. Ki apwòch ki pi bon?","hint":"Kòd ki vin apre a bezwen rezilta fonksyon an kòm yon valè, pa sèlman kòm yon rezilta vizib.","help":{"concept":"Lè yon kòd pita dwe kontinye itilize yon rezilta, fonksyon an ta dwe retounen rezilta sa a olye pou l sèlman enprime li.","hint_1":"Si fonksyon an sèlman enprime, yon lòt ekspresyon pa ka itilize valè enprime a dirèkteman nan yon kalkil.","hint_2":"Chwazi opsyon kote fonksyon an retounen nimewo a pou yon lòt liy ka estoke li epi miltipliye li."},"options":{"a":"Itilize `return` andedan fonksyon an epi sere rezilta a nan yon varyab.","b":"Sèvi ak `print()` andedan fonksyon an epi sipoze kòd ki vin apre a ka miltipliye tèks ki enprime a.","c":"Ajoute plis paramèt jiskaske fonksyon an vin re-itilize.","d":"Mete miltiplikasyon an andedan fonksyon an menm si lòt kòd bezwen rezilta orijinal la."}},"pvrs-mc-1":{"title":"Chwazi deklarasyon ki kòrèk yo.","prompt":"Ki deklarasyon sou `print()` ak `return` ki kòrèk? Chwazi tout sa ki aplike.","hint":"Separe sa itilizatè a wè nan panèl sòti a ak sa rès pwogram nan ka kontinye itilize.","help":{"concept":"`print()` se pou afichaj, pandan ke `return` se pou pwodwi yon valè ke kòd ki rele a ka itilize.","hint_1":"Yon valè retounen ka asiyen bay yon varyab; sòti enprime a jis parèt.","hint_2":"Chwazi opsyon ki dekri kòrèkteman rezilta ki afiche kont rezilta ki ka reitilize."},"options":{"a":"`print()` Afiche sòti pou itilizatè a ka wè.","b":"`return` ka voye yon valè tounen bay kòd ki te rele fonksyon an.","c":"Yon fonksyon pa janm ka itilize ni `print()` ni `return`.","d":"Si yon fonksyon enprime sèlman yon valè, valè enprime a estoke otomatikman nan yon varyab."}},"pvrs-mc-2":{"title":"Fason pou itilize yon valè ki retounen","prompt":"Yon fonksyon `make_label(name)` retounen yon chèn. Ki liy yo itilize valè retounen sa a kòrèkteman? Chwazi tout sa ki aplike.","hint":"Chèche liy kote apèl fonksyon an vin fè pati yon lòt ekspresyon oswa kote li estoke pou itilize pita.","help":{"concept":"Yon valè retounen konpòte l tankou nenpòt lòt valè, kidonk li ka estoke, enprime, oswa konbine avèk lòt chèn.","hint_1":"Si fonksyon an retounen tèks, itilizasyon valab yo enkli asiyasyon ak konkatenasyon chèn.","hint_2":"Chwazi liy kote apèl fonksyon an trete tankou yon valè chèn ki pwodui pa fonksyon an."},"options":{"a":"`label = make_label(\"Mia\")`","b":"`print(make_label(\"Mia\"))`","c":"`message = make_label(\"Mia\") + \"!\"`","d":"`return = make_label(\"Mia\")`"}},"pvrs-dr-1":{"title":"Kòmande retou a","prompt":"Mete etap sa yo nan lòd kòrèk pou kòd ki retounen yon valè epi enprime li.","hint":"Kòmanse ak apèl fonksyon an, apre sa panse sou sa fonksyon an retounen, epi sou sa ki parèt.","help":{"concept":"Lè yon fonksyon retounen yon valè, apèl la egzekite an premye, valè a retounen bay moun ki rele a, li ka estoke, epi apre sa li ka enprime.","hint_1":"Fonksyon an dwe kouri anvan yon varyab ka resevwa valè li retounen an.","hint_2":"Sòti ki parèt la fèt apre valè ki retounen an fin retounen e kòd ki rele a fin itilize l."},"tokens":{"t1":"Rele fonksyon an.","t2":"Fonksyon an kalkile yon rezilta.","t3":"Fonksyon an retounen valè a.","t4":"Apèlè a estoke oswa itilize valè sa a.","t5":"`print()` ka afiche li."}},"pvrs-dr-2":{"title":"Bati yon modèl reyizab","prompt":"Aranje moso kòd sa yo nan yon modèl ki fè sans pou itilize yon valè ki retounen.","hint":"Premyeman defini fonksyon an, apre sa rele li, apre sa sere rezilta a, apre sa afiche li oswa reitilize li.","help":{"concept":"Yon modèl komen se defini yon fonksyon ak `return`, rele li, sove valè li retounen an, epi itilize valè sa a pita.","hint_1":"Definisyon fonksyon an dwe vini anvan apèl ki itilize li a.","hint_2":"Apre apèl la retounen yon valè, valè sa a dwe asiyen anvan yon lòt apèl`print()` itilize varyab la."},"tokens":{"t1":"`def add_one(n):`","t2":"` return n + 1`","t3":"`result = add_one(4)`","t4":"`print(result)`"}},"pvrs-fb-1":{"title":"Konplete mo kle a","prompt":"Chwazi mo ki konplete fonksyon an kòrèkteman pou li ka retounen yon valè.","hint":"Mo ki manke a dwe retounen rezilta a bay apèlè a.","help":{"concept":"Fonksyon yo itilize retou valè (`the missing term`) pou voye yon valè ki kalkile tounen bay kòd ki rele yo.","hint_1":"`print` Li montre sòti, men espas vid sa a bezwen mo kle ki remèt valè a.","hint_2":"Chwazi mo kle Python ki itilize anvan yon ekspresyon tankou `n * 2` lè yon fonksyon ta dwe pwodwi yon rezilta ki ka reitilize."},"template":"def double(n):\n [blank1] n * 2","choices":["Enprime","retounen","Antre","defini"]},"pvrs-fb-2":{"title":"Konplete liy afichaj la","prompt":"Chwazi kòd ki afiche valè retounen an nan panèl rezilta a.","hint":"Fonksyon an deja retounen valè a, kidonk pati ki manke a ta dwe montre valè sa a.","help":{"concept":"Si yon fonksyon retounen yon valè epi ou vle afiche li, antoure apèl fonksyon an ak `print()`.","hint_1":"Espas vid la pa andedan definisyon fonksyon an; se liy ki montre rezilta retounen an.","hint_2":"Chwazi opsyon ki rele fonksyon an epi voye rezilta li nan panèl sòti a."},"template":"[vid1]","choices":["print(get_name())","retounen get_name()","def get_name()","get_name = enprime()"]},"pvrs-code-1":{"title":"Retounen yon valè ki double","prompt":"Ekri `double_number(n)` pou li retounen doub valè antre a olye pou li enprime li.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def double_number(n):\n # return double the input\n pass","solutionCode":"def double_number(n):\n return n * 2"},"pvrs-code-2":{"title":"Retounen yon chèn salitasyon","prompt":"Ekri `make_greeting(name)` pou li retounen yon chèn salitasyon tankou `Hello, Ava`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_greeting(name):\n # return a greeting like Hello, Ava\n pass","solutionCode":"def make_greeting(name):\n return \"Hello, \" + name"},"pvrs-code-3":{"title":"Retounen yon total olye pou enprime li.","prompt":"Ekri `add_prices(price1, price2)` pou li retounen total de pri yo olye pou li enprime li.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def add_prices(price1, price2):\n # return the total of the two prices\n pass","solutionCode":"def add_prices(price1, price2):\n return price1 + price2"},"try-print-vs-return-checkpoint":{"title":"Retounen, epi enprime","prompt":"Defini `add(a, b)` pou li retounen sòm nan. Apre sa, enprime `add(3, 4)`.","hint":"Fonksyon an ta dwe retounen valè a; kote apèl la ta dwe enprime li.","help":{"concept":"Retounen yon valè ak enprime yon valè se aksyon separe.","hint_1":"Fonksyon an ta dwe retounen valè a; kote apèl la ta dwe enprime li.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def add(a, b):\n # Return the sum.\n pass\n\n# Print the result of add(3, 4).\n","solutionCode":"def add(a, b):\n return a + b\n\nprint(add(3, 4))\n"},"try-print-vs-return-sketch0":{"title":"Retounen epi enprime","prompt":"Fonksyon an retounen valè a; apèlè a enprime li.","hint":"Retounen 'Bonjou, ' + name olye de enprime andedan fonksyon an.","help":{"concept":"Retounen 'Bonjou, ' + name olye de enprime andedan fonksyon an.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def make_message(name):\n # Return 'Hi, ' + name instead of printing inside the function.\n pass\n\nmessage = make_message('Ava')\nprint(message)\n","solutionCode":"def make_message(name):\n return 'Hi, ' + name\n\nmessage = make_message('Ava')\nprint(message)\n"},"try-print-vs-return-sketch1":{"title":"Sèvi ak yon nimewo ki retounen","prompt":"Valè ki retounen yo ka estoke epi itilize nan plis ekspresyon.","hint":"Sere double(6) nan rezilta, epi enprime rezilta + 1.","help":{"concept":"Sere double(6) nan rezilta, epi enprime rezilta + 1.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def double(number):\n return number * 2\n\n# Store double(6) in result, then print result + 1.\n","solutionCode":"def double(number):\n return number * 2\n\nresult = double(6)\nprint(result + 1)\n"},"try-print-vs-return-sketch2":{"title":"Evite enprime Okenn","prompt":"Enprime chèn ki retounen an, pa objè fonksyon an.","hint":"Enprime etikèt('zoe').","help":{"concept":"Enprime etikèt('zoe').","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def label(name):\n return name.upper()\n\n# Print label('zoe').\n","solutionCode":"def label(name):\n return name.upper()\n\nprint(label('zoe'))\n"}},"tryIt":{"try_print_vs_return_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `add(a, b)` pou li retounen som lan. Apre sa, enprime `add(3, 4)`."},"try_print_vs_return_sketch0":{"title":"Eseye l poukont ou","prompt":"Fonksyon an retounen valè a; apèlè a enprime li."},"try_print_vs_return_sketch1":{"title":"Eseye l poukont ou","prompt":"Valè ki retounen yo ka estoke epi itilize nan plis ekspresyon."},"try_print_vs_return_sketch2":{"title":"Eseye l poukont ou","prompt":"Enprime chèn ki retounen an, pa objè fonksyon an."},"allowReveal":true},"projectSteps":{"pvrs_code_1":{"title":"Retounen yon valè ki double"},"pvrs_code_2":{"title":"Retounen yon chèn salitasyon"},"pvrs_code_3":{"title":"Retounen yon total olye pou enprime li."}}},"scope-and-local-variables":{"label":"Echèl ak Varyab Lokal","summary":"Konprann kote varyab yo egziste ak poukisa domèn lokal la enpòtan.","cards":{"sketch0":{"title":"Sa 'local scope' vle di"},"sketch1":{"title":"Anndan yon fonksyon diferan de deyò"},"sketch2":{"title":"Paramèt yo lokal tou"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike echèl lokal ak ti fonksyon èd"}},"quiz":{"sc-q1":{"title":"Jwenn varyab lokal la","prompt":"In this code, which name is local to the function?\n\n```python\ncolor = \"blue\"\n\ndef paint():\n shade = \"dark\"\n return color + \" \" + shade\n```","hint":"Chèche non ki te kreye anndan `paint()`.","help":{"concept":"Yon varyab lokal kreye andedan yon fonksyon e li fèt pou itilize sèlman pandan apèl fonksyon sa a.","hint_1":"`color` Yo asiyen li anvan fonksyon an kòmanse. Tcheke ki non yo asiyen andedan kò fonksyon an.","hint_2":"Non lokal la se sa yo te entwodwi sou liy `... = \"dark\"` anndan `paint()`."},"options":{"a":"koulè","b":"penti","c":"lonbraj","d":"retounen"}},"sc-q2":{"title":"Pòte paramèt","prompt":"Ki sa ki vre sou yon paramèt tankou `name` nan `def greet(name):`?","hint":"Panse kote paramèt la ka itilize dirèkteman.","help":{"concept":"Paramèt yo se non lokal ki kreye pou yon apèl fonksyon, kidonk yo fè pati domèn fonksyon sa a.","hint_1":"Yon paramèt jwenn valè li lè yo rele fonksyon an, pa toupatou nan pwogram nan.","hint_2":"Mande si `name` fèt pou egziste sèlman andedan `greet(...)` oswa si li dwe egziste otomatikman nan tout kòd la."},"options":{"a":"Li egziste sèlman andedan apèl fonksyon an, sof si yo retounen li oswa pase li yon lòt kote.","b":"Li vin otomatikman yon varyab mondyal.","c":"Li ka sèlman estoke nimewo.","d":"Li disparèt anvan fonksyon an kòmanse."}},"mc-q1":{"title":"Chwazi non lokal yo","prompt":"Which names are local in this code? Choose all that apply.\n\n```python\ntax = 5\n\ndef total(price):\n fee = 2\n final_price = price + fee + tax\n return final_price\n```","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"taks","b":"Pri","c":"Frè","d":"Pri final"}},"mc-q2":{"title":"Poukisa dimansyon lokal la ede","prompt":"Poukisa varyab lokal yo itil? Chwazi tout repons ki kòrèk yo.","hint":"Panse sou kijan fonksyon yo rete òganize epi evite konfizyon non yo.","help":{"concept":"Portée lokal ede fonksyon yo rete endepandan, fasil pou li, epi pi an sekirite paske non tanporè yo pa gaye nan rès pwogram nan.","hint_1":"Yon bon repons ta dwe mansyone kenbe fonksyon travay yo separe oswa anpeche reitiz aksidantèl nan non tanporè yo.","hint_2":"Chèche avantaj tankou diminye konfli epi fè chak fonksyon jere pwòp done tanporè li."},"options":{"a":"Yo ede anpeche non tanporè ki nan yon fonksyon entèfere ak lòt kòd.","b":"Yo fè li pi fasil pou yon fonksyon kenbe pwòp valè travay li yo.","c":"Yo fòse chak varyab nan yon pwogram gen menm non.","d":"Yo enprime otomatikman valè ki retounen yo."}},"dr-q1":{"title":"Kòmande yon apèl fonksyon","prompt":"Mete etap sa yo nan lòd kòrèk pou sa k ap pase lè `double(4)` kouri nan yon fonksyon ki retounen `number * 2`.","hint":"Kòmanse ak apèl la, apre sa paramèt la jwenn yon valè, apre sa kalkil la fèt, epi rezilta a retounen.","help":{"concept":"Yon apèl fonksyon bay valè pou paramèt yo, egzekite kò fonksyon an, kalkile yon rezilta, epi retounen rezilta sa a.","hint_1":"Paramèt la pa ka itilize jiskaske fonksyon an rele ak yon agiman.","hint_2":"Apre `number` jwenn `4`, miltiplikasyon an fèt anvan valè a retounen."},"tokens":{"t1":"Rele `double(4)`","t2":"Mete paramèt lokal `number` a `4`","t3":"Kalkile `number * 2`","t4":"Retounen rezilta a"}},"dr-q2":{"title":"Swiv kreyasyon varyab lokal yo","prompt":"Arrange the steps to describe this function call correctly.\n\n```python\ndef greet(person):\n message = \"Hi \" + person\n return message\n```","hint":"Premyeman, paramèt la ranpli ak agiman an, apre sa varyab lokal la konstwi, epi fonksyon an retounen li.","help":{"concept":"Pandan yon apèl fonksyon, agiman an vin tounen valè paramèt la, yo kreye varyab lokal yo apati valè sa a, epi enstriksyon retou a voye rezilta final la tounen.","hint_1":"`person` Li pran valè li anvan yo ka kreye `message`.","hint_2":"Valè retounen an vini an dènye, apre chèn nan fin konstwi andedan fonksyon an."},"tokens":{"t1":"Pase yon agiman nan `person`","t2":"Kreye varyab lokal `message`","t3":"Bati tèks la `\"Hi \" + person`","t4":"Retounen `message`"}},"fb-q1":{"title":"Konplete devwa lokal la","prompt":"Chwazi mo ki manke a pou fè`score` tounen yon varyab lokal andedan fonksyon an.","hint":"Espas vid la dwe non varyab la k ap asiyen andedan fonksyon an.","help":{"concept":"Yon varyab ki asiyen andedan yon fonksyon vin lokal pou apèl fonksyon sa a.","hint_1":"Liy lan ap kreye yon nouvo non andedan kò fonksyon an.","hint_2":"Chwazi non ki koresponn ak fraz la sou fason pou fè `the missing term` lokal."},"template":"def show_score():\n [blank1] = 10\n return score","choices":["pwen","retounen","montre_nòt","defini"]},"fb-q2":{"title":"Konplete itilizasyon paramèt la","prompt":"Ranpli espas vid la ak non lokal ki kòrèk la.","hint":"Sèvi ak non paramèt la ki nan antèt fonksyon an.","help":{"concept":"Yon paramèt se yon non lokal, kidonk kòd ki anndan fonksyon an ta dwe itilize non paramèt sa a dirèkteman.","hint_1":"Antèt fonksyon an deja di w non lokal pou w itilize.","hint_2":"Mache blanch la ak non ki andedan `def triple(the missing term):`."},"template":"def triple(value):\n return [blank1] * 3","choices":["valè","triple","retounen","twa"]},"code-q1":{"title":"Retounen yon kalkil lokal","prompt":"Ekri `add_tax(price)` pou li kalkile `price + 5`, estoke rezilta sa a nan yon varyab lokal ki rele `total`, epi retounen `total`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"def add_tax(price):\n # store the result in a local variable named total\n # then return it\n pass","solutionCode":"def add_tax(price):\n total = price + 5\n return total","checks":{"0":{"message":"add_tax ta dwe retounen pri a plis 5."},"1":{"message":"add_tax ta dwe mache pou yon lòt kantite tou."},"2":{"message":"Retounen valè a olye pou enprime li."}}},"code-q2":{"title":"Sèvi ak yon paramèt kòm yon non lokal","prompt":"Ekri `make_label(word)` pou li konstwi chèn fini an nan yon varyab lokal ki rele `label`, epi li retounen `label`.","hint":"Li tach la \"Itilize yon paramèt kòm yon non lokal\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_label(word):\n # create a local variable named label\n # return the finished string\n pass","solutionCode":"def make_label(word):\n label = \"Item: \" + word\n return label","checks":{"0":{"message":"make_label ta dwe mete \"`Item: `\" kòm prefiks pou mo a."},"1":{"message":"make_label ta dwe mache ak yon lòt mo kòm antre."},"2":{"message":"Retounen chèn nan olye pou w enprime li."}}},"code-q3":{"title":"Fè kalkil ak de varyab lokal","prompt":"Ekri `rectangle_area(width, height)` pou li kalkile zòn nan, estoke li nan yon varyab lokal ki rele `area`, epi retounen `area`.","hint":"Li tach la \"Fè kalkil ak de varyab lokal\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def rectangle_area(width, height):\n # create a local variable named area\n # return the area\n pass","solutionCode":"def rectangle_area(width, height):\n area = width * height\n return area","checks":{"0":{"message":"rectangle_area ta dwe miltipliye lajè pa wotè."},"1":{"message":"rectangle_area ta dwe mache pou yon lòt pè chif."},"2":{"message":"Retounen zòn nan olye pou enprime li."}}},"try-scope-and-local-variables-checkpoint":{"title":"Sèvi ak yon varyab lokal","prompt":"Defini `make_message(name)` ak yon varyab lokal ki rele `message`, epi retounen li. Enprime rezilta pou `Ava`.","hint":"Kreye mesaj la andedan fonksyon an.","help":{"concept":"Yon varyab lokal egziste andedan fonksyon kote li kreye a.","hint_1":"Kreye mesaj la andedan fonksyon an.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def make_message(name):\n # Create a local variable named message.\n pass\n\nprint(make_message(\"Ava\"))\n","solutionCode":"def make_message(name):\n message = f\"Hello, {name}!\"\n return message\n\nprint(make_message(\"Ava\"))\n"},"try-scope-and-local-variables-sketch0":{"title":"Sèvi ak yon varyab lokal","prompt":"Yon varyab lokal egziste andedan fonksyon ki kreye li.","hint":"Kreye varyab lokal total = pri + 2.","help":{"concept":"Kreye varyab lokal total = pri + 2.","hint_1":"Kreye yon varyab lokal total = pri + 2. Apre sa, retounen total.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def add_tax(price):\n # Create local variable total = price + 2.\n # Return total.\n pass\n\nprint(add_tax(8))\n","solutionCode":"def add_tax(price):\n total = price + 2\n return total\n\nprint(add_tax(8))\n"},"try-scope-and-local-variables-sketch1":{"title":"Pase done kòm yon paramèt","prompt":"Pase valè ekstèn nan nan fonksyon an kòm yon agiman.","hint":"Retounen 'Byenveni, ' + person.","help":{"concept":"Retounen 'Byenveni, ' + person.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"name = 'Ava'\n\ndef welcome(person):\n # Return 'Welcome, ' + person.\n pass\n\nprint(welcome(name))\n","solutionCode":"name = 'Ava'\n\ndef welcome(person):\n return 'Welcome, ' + person\n\nprint(welcome(name))\n"},"try-scope-and-local-variables-sketch2":{"title":"Kenbe varyab yo separe","prompt":"Yon paramèt ka gen menm non an men li toujou lokal pou fonksyon an.","hint":"Kantite retou plis youn.","help":{"concept":"Kantite retou plis youn.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"count = 5\n\ndef add_one(count):\n # Return count plus one.\n pass\n\nprint(add_one(count))\nprint(count)\n","solutionCode":"count = 5\n\ndef add_one(count):\n return count + 1\n\nprint(add_one(count))\nprint(count)\n"}},"tryIt":{"try_scope_and_local_variables_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `make_message(name)` ak yon varyab lokal ki rele `message`, epi retounen li. Enprime rezilta pou `Ava`."},"try_scope_and_local_variables_sketch0":{"title":"Eseye l poukont ou","prompt":"Yon varyab lokal egziste andedan fonksyon ki kreye li."},"try_scope_and_local_variables_sketch1":{"title":"Eseye l poukont ou","prompt":"Pase valè ekstèn nan nan fonksyon an kòm yon agiman."},"try_scope_and_local_variables_sketch2":{"title":"Eseye l poukont ou","prompt":"Yon paramèt ka gen menm non an men li toujou lokal pou fonksyon an."},"allowReveal":true},"projectSteps":{"code_q1":{"title":"Retounen yon kalkil lokal"},"code_q2":{"title":"Sèvi ak yon paramèt kòm yon non lokal"},"code_q3":{"title":"Fè kalkil ak de varyab lokal"}}},"using-imports-and-helper-files":{"label":"Bati yon Aplikasyon Python ki gen plizyè fichye","summary":"Kreye fichye modil yo andedan yon dosye, enpòte pwòp fonksyon ou yo nan main.py, epi konekte moso yo pou fè yon ti aplikasyon.","cards":{"sketch0":{"title":"Aplikasyon ou an ka genyen plis pase yon fichye."},"sketch1":{"title":"Enpòte soti nan yon fichye ki nan yon dosye"},"sketch2":{"title":"Fè yon ti klasè zouti"},"quiz":{"title":"Kwiz"},"project":{"title":"Kreyatè Aplikasyon Mission Control"}},"quiz":{"q1":{"title":"Poukisa divize kòd nan fichye?","prompt":"Poukisa yon pwojè Python ta mete fonksyon ki ka reitilize nan fichye tankou `tools/names.py` olye pou mete chak liy nan `main.py`?","hint":"Panse pou kenbe aplikasyon prensipal la fasil pou li epi reitilize menm lojik la pita.","help":{"concept":"Yon fichye modil ka gen fonksyon ki ka itilize ankò. `main.py` ka rete konsantre sou koule aplikasyon an: li antre, rele fonksyon, epi enprime rezilta yo.","hint_1":"Chèche opsyon sou òganizasyon ak reyitilizasyon.","hint_2":"Objektif la se pa pou fè plis travay. Objektif la se pou kenbe chak fichye responsab pou yon travay klè."},"options":{"a":"Li kenbe kòd ki ka itilize ankò òganize epi pèmèt`main.py` enpòte li.","b":"Sa fè Python inyore erè ki nan fichye enpòte a.","c":"Sa vle di pwojè a ka sèlman fonksyone ak yon sèl valè antre.","d":"Li anpeche fonksyon yo retounen valè"}},"q2":{"title":"Chwazi enpòtasyon dirèk la","prompt":"Ou kreye `tools/names.py` ak yon fonksyon ki rele `clean_name`. Ki liy ki enpòte fonksyon sa a nan `main.py`?","hint":"Chemen an itilize non dosye a, apre sa non fichye a san `.py`, epi non fonksyon an.","help":{"concept":"Pou enpòte soti nan yon modil ki nan yon dosye, itilize `from folder.file import function`. Pou `tools/names.py`, chemen modil la se `tools.names`.","hint_1":"Pa mete `.py` nan liy enpòtasyon an.","hint_2":"Fòm kòrèk la kòmanse ak `from tools.names import ...`."},"options":{"a":"from tools.names import clean_name","b":"Enpòte clean_name soti nan tools/names.py","c":"import clean_name from tools.names","d":"from clean_name import tools.names"}},"q3":{"title":"Bon responsablite modil","prompt":"Chwazi tout egzanp ki bon travay pou yon ti fichye modil nan leson sa a.","hint":"Chwazi travay ki ka reitilize epi ki byen konsantre.","help":{"concept":"Bon fichye modil yo anjeneral gen fonksyon ki gen rapò, tankou netwayaj tèks, fòmataj, evalyasyon, oswa kreyasyon rapò.","hint_1":"Yon modil ta dwe gen yon objektif klè.","hint_2":"Evite chwazi mete kòd o aza ki pa gen rapò nan yon sèl fichye."},"options":{"a":"`tools/names.py` Netwaye epi fòmate non yo","b":"`tools/badges.py` Bati tèks badj la apati yon non ak yon wòl.","c":"`tools/random_everything.py` Melanje kòd ki pa gen rapò san okenn travay klè.","d":"`main.py` Li dwe kopye tout fonksyon ki nan chak modil anvan li ka fonksyone."}},"q4":{"title":"Apèl enpòte ki valab","prompt":"Ki apèl ki valab apre enpòtasyon ki koresponn lan? Chwazi tout repons ki kòrèk.","hint":"Koresponn stil apèl la ak stil enpòtasyon an.","help":{"concept":"Apre `from tools.names import clean_name`, rele `clean_name(...)` dirèkteman. Apre `import tools.badges as badges`, rele `badges.make_badge(...)`.","hint_1":"Enpòtasyon dirèk yo itilize non fonksyon an dirèkteman.","hint_2":"Enpòtasyon alias yo itilize alias la anvan pwen an."},"options":{"a":"Apre `from tools.names import clean_name`, itilize `clean_name(\" ava \")`","b":"Apre `import tools.badges as badges`, itilize `badges.make_badge(\"Ava\", \"coder\")`","c":"Apre `from tools.names import clean_name`, itilize `tools.names.clean_name(\"Ava\")` san enpòte `tools`","d":"Apre `import tools.badges as badges`, itilize `make_badge.badges(\"Ava\")`"}},"q5":{"title":"Kòmande modil workflow la","prompt":"Mete etap sa yo nan lòd ou ta itilize lè w ap ajoute pwòp fichye modil ou nan yon ti aplikasyon.","hint":"Kreye fichye a anvan ou enpòte ladan l.","help":{"concept":"Python ka enpòte yon modil sèlman apre fichye a egziste nan chemen katab ki espere a. Apre sa,`main.py` ka rele fonksyon ki nan fichye sa a.","hint_1":"Dosye a ak fichye a vini anvan enpòtasyon an.","hint_2":"Apèl fonksyon an fèt apre liy enpòtasyon an."},"tokens":{"t1":"Kreye dosye `tools` la","t2":"Kreye yon fichye modil tankou `tools/names.py`","t3":"Defini yon fonksyon andedan fichye modil sa a.","t4":"Enpòte epi rele fonksyon an ki soti nan `main.py`"}},"q6":{"title":"Bati koule enpòtasyon an","prompt":"Aranje liy sa yo pou`main.py` enpòte yon fòmatè epi enprime rezilta retounen an.","hint":"Enpòte an premye, apre sa rele, epi enprime.","help":{"concept":"Yon fichye prensipal anjeneral enpòte fonksyon li bezwen an, rele li ak done, epi enprime oswa sere valè li retounen an.","hint_1":"Liy enpòtasyon an dwe kouri anvan apèl fonksyon an.","hint_2":"Enprime mesaj ki estoke a apre fonksyon an fin retounen li."},"tokens":{"t1":"from tools.reports import mission_report","t2":"message = mission_report(\"badj EKIPYE: Zoe\", 18)","t3":"print(message)"}},"q7":{"title":"Konplete enpòtasyon fonksyon an","prompt":"Ranpli non fonksyon ki manke a pou enpòte li soti nan `tools.names`.","hint":"Sa a se fonksyon ki netwaye espas sipèfl ak kapitalizasyon.","help":{"concept":"`from tools.names import clean_name` Enpòte fonksyon `clean_name` la ki soti nan fichye `names.py` la ki nan dosye `tools` an.","hint_1":"Mo ki manke a se non fonksyon an, pa non dosye a.","hint_2":"Chwazi non ki dekri netwayaj yon non."},"template":"from tools.names import [blank1]","choices":["non pwòp","Zouti","non.py","Antre"]},"q8":{"title":"Konplete chemen modil la","prompt":"Ranpli non dosye ki manke a nan liy enpòtasyon sa a.","hint":"Fichye modil pou pwojè sa a yo nan yon sèl dosye.","help":{"concept":"Chemen enpòte `tools.badges` vle di Python ta dwe chèche `badges.py` andedan katab `tools`.","hint_1":"Pa tape `.py` nan chemen enpòtasyon an.","hint_2":"Chwazi dosye ki genyen `badges.py`."},"template":"soti nan [blank1].badges enpòte make_badge","choices":["Zouti","badj.py","prensipal","Enprime"]},"q9":{"title":"Kreye yon modil pou netwaye non","prompt":"Pwojè sa a ap kòmanse yon ti pake èd. Kreye yon dosye ki rele `tools`, ajoute `tools/names.py`, epi defini `clean_name(text)` ladan l. Apre sa, enpòte `clean_name` ki soti nan `tools.names` nan `main.py`, netwaye non antre a, epi enprime l.\n\nPa egzanp, si antre a se `aVA`, pwogram ou an ta dwe enprime:\n`Ava`.","hint":"Chemen ki nesesè a se `tools/names.py`. Liy enpòtasyon an nan `main.py` ta dwe `from tools.names import clean_name`.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"# Create a folder named tools.\n# Inside it, create tools/names.py.\n# Define clean_name(text) in that file.\n\nraw_name = input()\n\n# Import clean_name from tools.names.\n# Print the cleaned name.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.names."},"1":{"message":"Defini clean_name(text) andedan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas vid yo."},"3":{"message":"clean_name ta dwe mete non an an majiskil tit."}},"solutionCode":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"q10":{"title":"Ajoute yon modil badj","prompt":"Dosye èd la bezwen yon zouti anplis. Kreye '`tools/badges.py`', enpòte '`make_badge`' ki soti nan '`tools.badges`', netwaye non antre a, konstwi tèks badj la, epi enprime l.\n\nPa egzanp, si antre yo se `lina` ak `artist`, pwogram ou an ta dwe enprime:\n`ARTIST badge: Lina`.","hint":"Kreye `tools/badges.py`, epi enpòte ak `from tools.badges import make_badge`.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"from tools.names import clean_name\n\nraw_name = input()\nrole = input()\n\n# Create tools/badges.py.\n# Import make_badge from tools.badges.\n# Clean the name, build the badge, and print it.\n","starterFiles":{"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan zouti.badges."},"1":{"message":"Defini make_badge nan tools/badges.py."},"2":{"message":"make_badge ta dwe mete wòl la an majiskil."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"q11":{"title":"Bati yon modil rapò misyon","prompt":"Kounye a, konekte modil èd yo pou fè yon sèl rapò final. Kreye yon '`tools/reports.py`', enpòte yon '`mission_report`' ki soti nan '`tools.reports`', epi enprime rapò misyon ki fini an.\n\nPa egzanp, si antre yo se `zoe`, `scout`, ak `18`, pwogram ou an ta dwe enprime:\n`Mission report: SCOUT badge: Zoe has 18 points`.","hint":"Etap sa a konbine twa fichye: `tools/names.py`, `tools/badges.py`, ak nouvo `tools/reports.py` ou a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\npoints = int(input())\n\n# Create tools/reports.py.\n# Import mission_report from tools.reports.\n# Print the final mission report.\n","starterFiles":{"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\nfrom tools.reports import mission_report\n\nraw_name = input()\nrole = input()\npoints = int(input())\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(mission_report(badge, points))\n"},"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"},"tools_reports_py":{"content":"def mission_report(badge, points):\n return f\"Mission report: {badge} has {points} points\"\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.reports."},"1":{"message":"Defini mission_report nan tools/reports.py."},"2":{"message":"Apèl mission_report() soti nan main.py."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\nfrom tools.reports import mission_report\n\nraw_name = input()\nrole = input()\npoints = int(input())\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(mission_report(badge, points))\n"},"try-using-imports-and-helper-files-checkpoint":{"title":"Enpòte soti nan yon fichye èd","prompt":"Bati sa a kòm yon ti pwogram ki gen de fichye.\n\n1. Kreye `tools/names.py`.\n2. Nan `tools/names.py`, defini `clean_name(text)`.\n3. Nan `main.py`, enpòte `clean_name` avèk `from tools.names import clean_name`.\n4. Li yon non avèk `input()`, netwaye l, epi enprime rezilta a.","hint":"Kreye `tools/names.py` an premye, epi enpòte `clean_name` nan `main.py`.","help":{"concept":"Yon modil èd pèmèt `main.py` rete kout pandan yon lòt fichye okipe yon sèl travay konsantre.","hint_1":"Mete `clean_name(text)` nan `tools/names.py`.","hint_2":"Nan `main.py`, enpòte `clean_name`, rele li ak done brit yo, epi enprime non ki netwaye a."},"starterCode":"raw_name = input()\n\n# Import clean_name from tools.names.\n# Print the cleaned name.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.names."},"1":{"message":"Defini clean_name(text) andedan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas vid yo."},"3":{"message":"clean_name ta dwe mete non an an majiskil tit."}},"solutionCode":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"try-using-imports-and-helper-files-sketch0":{"title":"Kreye epi enpòte yon èd non","prompt":"Bati sa a kòm yon pwogram ki gen de fichye.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime `clean_name(\" ava \")`.","hint":"Mete `clean_name` nan `tools/names.py`, epi enpòte li nan `main.py`.","help":{"concept":"Kat sa a se pou deplase edè a soti nan `main.py`, pa pou kenbe tout bagay nan yon sèl dosye.","hint_1":"Nan `tools/names.py`, retounen `text.strip().title()` soti nan `clean_name(text)`.","hint_2":"Nan `main.py`, itilize `from tools.names import clean_name`, epi enprime `clean_name(\" ava \")`."},"starterCode":"# Create a folder named tools.\n# Create tools/names.py with clean_name(text).\n# Then import clean_name from tools.names and print clean_name(\" ava \").\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_name soti nan tools.names."},"1":{"message":"Defini clean_name nan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas yo."},"3":{"message":"clean_name ta dwe mete non an an titil-case."}},"solutionCode":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"},"try-using-imports-and-helper-files-sketch1":{"title":"Kreye epi enpòte yon èd pou badj","prompt":"Bati sa a kòm yon pwogram de fichye.\n\n1. Kreye `tools/badges.py`.\n2. Nan `tools/badges.py`, defini `make_badge(name, role)`.\n3. Retounen `ROLE badge: Name` avèk wòl la an lèt majiskil.\n4. Nan `main.py`, enpòte `make_badge`.\n5. Enprime yon bad etidyan pou Ava.","hint":"Kreye `tools/badges.py`, epi enpòte `make_badge` nan `main.py`.","help":{"concept":"Ede fòma a dwe nan pwòp modil li, kidonk `main.py` konekte sèlman moso yo.","hint_1":"Nan `tools/badges.py`, retounen `f\"{role.upper()} badge: {name}\"`.","hint_2":"Nan `main.py`, enpòte `make_badge` epi enprime `make_badge(\"Ava\", \"student\")`."},"starterCode":"# Create a folder named tools.\n# Create tools/badges.py with make_badge(name, role).\n# Then import make_badge from tools.badges and print a student badge for Ava.\n","solutionFiles":{"main_py":{"content":"from tools.badges import make_badge\n\nprint(make_badge(\"Ava\", \"student\"))\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte make_badge nan tools.badges."},"1":{"message":"Defini make_badge nan tools/badges.py."},"2":{"message":"Mete wòl la an majiskil andedan make_badge."}},"solutionCode":"from tools.badges import make_badge\n\nprint(make_badge(\"Ava\", \"student\"))\n"},"try-using-imports-and-helper-files-sketch2":{"title":"Konekte de modil èd","prompt":"Bati sa a kòm yon ti pwogram ki gen plizyè fichye.\n\n1. Kreye `tools/names.py` ak `clean_name(text)`.\n2. Kreye `tools/badges.py` ak `make_badge(name, role)`.\n3. Nan `main.py`, enpòte toude èd yo.\n4. Netwaye `\" mia \"`.\n5. Bati yon bad mentor apati non ki netwaye a epi enprime l.","hint":"Enpòte toude helper yo nan `main.py`, epi netwaye non an anvan ou rele `make_badge`.","help":{"concept":"Kat sa a pratike tout modèl la: fichye ede yo fè travay la, epi k`main.py`e yo ansanm.","hint_1":"Itilize `from tools.names import clean_name` ak `from tools.badges import make_badge`.","hint_2":"Netwaye `\" mia \"`, pase rezilta a nan `make_badge(..., \"mentor\")`, epi enprime badj la."},"starterCode":"# Create a folder named tools.\n# Create tools/names.py with clean_name(text).\n# Create tools/badges.py with make_badge(name, role).\n# Then import both helpers, clean \" mia \", and print a mentor badge.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nname = clean_name(\" mia \")\nprint(make_badge(name, \"mentor\"))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_name soti nan tools.names."},"1":{"message":"Enpòte make_badge soti nan tools.badges."},"2":{"message":"Defini clean_name nan tools/names.py."},"3":{"message":"Defini make_badge nan tools/badges.py."},"4":{"message":"Rele clean_name nan main.py."},"5":{"message":"Rele make_badge nan main.py."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nname = clean_name(\" mia \")\nprint(make_badge(name, \"mentor\"))\n"}},"tryIt":{"try_using_imports_and_helper_files_checkpoint":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon ti pwogram ki gen de fichye.\n\n1. Kreye `tools/names.py`.\n2. Nan `tools/names.py`, defini `clean_name(text)`.\n3. Nan `main.py`, enpòte `clean_name` avèk `from tools.names import clean_name`.\n4. Li yon non avèk `input()`, netwaye l, epi enprime rezilta a."},"try_using_imports_and_helper_files_sketch0":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon pwogram ki gen de fichye.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime `clean_name(\" ava \")`."},"try_using_imports_and_helper_files_sketch1":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon pwogram de fichye.\n\n1. Kreye `tools/badges.py`.\n2. Nan `tools/badges.py`, defini `make_badge(name, role)`.\n3. Retounen `ROLE badge: Name` avèk wòl la an lèt majiskil.\n4. Nan `main.py`, enpòte `make_badge`.\n5. Enprime yon bad etidyan pou Ava."},"try_using_imports_and_helper_files_sketch2":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon ti pwogram ki gen plizyè fichye.\n\n1. Kreye `tools/names.py` ak `clean_name(text)`.\n2. Kreye `tools/badges.py` ak `make_badge(name, role)`.\n3. Nan `main.py`, enpòte toude èd yo.\n4. Netwaye `\" mia \"`.\n5. Bati yon bad mentor apati non ki netwaye a epi enprime l."},"allowReveal":true},"projectSteps":{"q9":{"title":"Kreye yon modil pou netwaye non"},"q10":{"title":"Ajoute yon modil badj"},"q11":{"title":"Bati yon modil rapò misyon"}}}},"python-7-files-exceptions-and-data-cleaning":{"module-7-clean-student-records":{"label":"Pwojè Modil: Netwaye Dosye Etidyan","summary":"Fè grandi yon ti pwogram netwayaj ki soti nan yon apèsi fichye brit pou vin yon fichye rezilta netwaye ki ka pataje.","cards":{"sketch0":{"title":"Yon dosye etidyan dezòdone rive nan bwat resepsyon ou."},"project":{"title":"Dosye Elèv Pwòp"}},"projectSteps":{"mp_1":{"title":"Li dosye elèv la"},"mp_2":{"title":"Netwaye epi valide yon ranje"},"mp_3":{"title":"Sote ranje ki pa bon yo epi kolekte anrejistreman yo."},"mp_4":{"title":"Ekri dosye ki netwaye"}},"quiz":{"mp-1-read-student-file":{"title":"Li dosye elèv la","prompt":"Yon gwoup etidyan te voye yon imèl ba ou nan adr`data/students.csv`, epi yo mande sa ki ladan l. Li fichye a epi enprime chak ranje brit san liy vid anplis pou ou ka enspekte done yo anvan ou netwaye yo.","hint":"Ouvri fichye a, fè yon bouk sou chak liy, epi enprime liy ki dekole a.","help":{"concept":"Yon bon travay netwayaj anjeneral kòmanse pa enspekte fichye brit la anvan ou chanje anyen.","hint_1":"Itilize `with open(\"data/students.csv\") as file:`.","hint_2":"Anndan bouk la, enprime `line.strip()` pou evite liy vid anplis."},"starterCode":"# Read data/students.csv and print every line without extra blank lines.\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"sourceChecks":{"0":{"message":"Li data/students.csv olye pou w tape kontni fichye a."}},"solutionCode":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n"},"mp-2-clean-one-row":{"title":"Netwaye epi valide yon ranje","prompt":"Kòmanse ak apèsi fichye RAW ou deja bati a. Kenbe kontèks sa a, epi ajoute yon liy pou kreye yon diksyonè ak non netwaye ak yon nòt antye. Li premye liy lan ankò epi enprime diksyonè netwaye a.","hint":"Konsève fòm fichye a jan li abitye: defini yon èd, epi reitilize fichye a pou teste l sou premye ranje a.","help":{"concept":"Yon fonksyon netwayaj bay rès pwogram nan yon fòm serye pou chak ranje ki valab.","hint_1":"Separe ranje a ak `line.strip().split(\",\")`.","hint_2":"Retounen `{\"name\": ..., \"score\": ...}` ak yon non an majiskil tit ak yon nòt antye."},"starterCode":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n\n# Keep the raw-file preview above as your starting point.\n# Next, write clean_row(line) so one row becomes a cleaned dictionary.\ndef clean_row(line):\n # Split the row, clean the name, and convert the score to int.\n pass\n\nwith open(\"data/students.csv\") as file:\n first_row = file.readline()\n\n# Print the cleaned first row dictionary.\nprint(clean_row(first_row))\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\n\nwith open(\"data/students.csv\") as file:\n first_row = file.readline()\n\nprint(clean_row(first_row))\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionCode":"try:\n with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\nexcept FileNotFoundError:\n pass\n\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\n\ntry:\n with open(\"data/students.csv\") as file:\n first_row = file.readline()\n\n print(clean_row(first_row))\nexcept FileNotFoundError:\n pass\n"},"mp-3-skip-bad-rows":{"title":"Sote ranje ki pa bon yo epi kolekte anrejistreman yo.","prompt":"Kenbe `clean_row(line)` ki soti nan dènye etap la. Kounye a, kreye yon lis ki rele `records` pa fè yon bouk sou fichye a, ajoute ranje ki valab apre yo fin netwaye, epi sote ranje `ValueError` pou netwayè a ka kontinye avanse.","hint":"Re-itilize `clean_row(line)` anndan bouk la olye pou w netwaye moso yo ankò ak men.","help":{"concept":"Nan fichye done reyèl yo, gen kèk liy ki kase. Yon netwayè ta dwe kenbe bon liy yo epi pase san pwoblèm sou liy ki pa bon yo.","hint_1":"Kòmanse ak `records = []` anvan bouk la.","hint_2":"Ajoute andedan `try`, epi sote `ValueError` ranje nan `except`."},"starterCode":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n # Keep using clean_row(line), but only save the rows that work.\n # Skip ValueError rows so the project keeps moving.\n try:\n records.append(clean_row(line))\n except ValueError:\n pass\n\nprint(records)\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"sourceChecks":{"0":{"message":"Sèvi ak try/except pou sote ran move yo."}},"solutionCode":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"mp-4-write-clean-records":{"title":"Ekri dosye pwòp","prompt":"Kòmanse ak builder dosye ki deja netwaye ou genyen an. Kenbe lojik sa a, epi ekri ranje ki valab yo nan tablo rezilta a epi ranplase enprime apèsi a ak yon mesaj kout sou konklizyon an.","hint":"Tounen lis `records` k ap mache a an yon fichye pou delivre ak yon konfimasyon rapid.","help":{"concept":"Dènye etap nan yon travay netwayaj se delivre yon atik pwòp, pa sèlman enprime done sou ekran an.","hint_1":"Kreye `output/` si sa nesesè, epi louvri `output/clean_students.csv` an mòd ekriti.","hint_2":"Ekri yon dosye pwòp pa liy, epi enprime konbyen dosye pwòp ki te sove."},"starterCode":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n\n# Replace the preview print with the shareable output file.\n# Create output/, write output/clean_students.csv, and print how many clean records were saved.\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"from pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwith open(\"output/clean_students.csv\", \"w\") as file:\n for record in records:\n file.write(f\"{record['name']},{record['score']}\\n\")\n\nprint(f\"Wrote {len(records)} clean records\")\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"sourceChecks":{"0":{"message":"Ekri fichye dosye pwòp la."},"1":{"message":"Sèvi ak file.write() pou kreye fichye CSV sòti a."}},"solutionCode":"from pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwith open(\"output/clean_students.csv\", \"w\") as file:\n for record in records:\n file.write(f\"{record['name']},{record['score']}\\n\")\n\nprint(f\"Wrote {len(records)} clean records\")\n"},"try-module-7-clean-student-records-sketch0":{"title":"Netwaye premye ranje a nan fichye a","prompt":"Ouvri `data/students.csv`, li premye liy la, netwaye non an ak nòt la, epi enprime `Ava:92`.","hint":"Li premye liy ki nan fichye a, separe l, netwaye tou de moso yo, epi enprime yo ak yon pwen-virg.","help":{"concept":"Kat sa a pratike netwaye yon ranje reyèl nan menm fòm fichye ki itilize nan pwojè a.","hint_1":"Itilize `with open(\"data/students.csv\") as file:` ak `first_row = file.readline()`.","hint_2":"Separe ranje a, itilize `.strip().title()` pou non an, epi enprime `name:score`."},"starterCode":"with open(\"data/students.csv\") as file:\n first_row = file.readline()\n\n# Clean the first row and print Ava:92.\n","solutionCode":"with open(\"data/students.csv\") as file:\n first_row = file.readline()\n\nname, score = first_row.split(\",\")\nprint(f\"{name.strip().title()}:{score.strip()}\")\n","sourceChecks":{"0":{"message":"Li ranje a nan data/students.csv."},"1":{"message":"Separe ranje a an non ak nòt."},"2":{"message":"Retire espas vid nan non an ak nòt la."},"3":{"message":"Mete non etidyan an an tit."}}}},"tryIt":{"try_module_7_clean_student_records_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `data/students.csv`, li premye liy la, netwaye non an ak nòt la, epi enprime `Ava:92`."},"allowReveal":true}},"reading-text-files":{"label":"Li Fichye Tèks","summary":"Ouvri fichye, li tèks, epi fèmen resous yo an sekirite.","cards":{"sketch0":{"title":"Poukisa pou li fichye tèks?"},"sketch1":{"title":"Li tout tèks la oswa liy pa liy"},"sketch2":{"title":"Chemen relatif ak aksè sekirite nan fichye"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratik lekti fichye tèks"}},"quiz":{"sc-read-mode":{"title":"Mòd lekti","prompt":"Ki mòd fichye yo itilize pou louvri yon fichye tèks pou lekti?","hint":"Sèvi ak fason kesyon an poze a ak egzanp leson an pou limite chwa yo.","help":{"concept":"Kesyon sa a verifye yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Retire opsyon ki pa matche ak konsèp la oswa prèv ki site nan kesyon an."},"options":{"a":"r","b":"w","c":"yon","d":"eks"}},"sc-relative-path":{"title":"Egzanp chemen relatif","prompt":"Ki chemen ki refere kòrèkteman a yon fichye ki rele `story.txt` ki anndan yon dosye ki rele `data`?","hint":"Sèvi ak non dosye a, epi non fichye a.","help":{"concept":"Yon chemen relatif dekri kote yon fichye ye apati kote espas travay aktyèl la, lè l sèvi avèk non dosye ki separe pa yon bakslash (`/`).","hint_1":"Dosye a ta dwe vini anvan non fichye a.","hint_2":"Chwazi opsyon ki sanble ak dosye/fichye."},"options":{"a":"story.txt/data","b":"data/story.txt","c":"/data/story.txt","d":"istwa-done.txt"}},"mc-with-open-benefits":{"title":"Poukisa pou itilize ak ouvè","prompt":"Chwazi tout deklarasyon ki kòrèk sou itilizasyon `with open(...) as file:` lè w ap li fichye tèks.","hint":"Panse sou sa `with` fè pou resous fichye a ak kijan ou jwenn aksè a fichye a andedan blòk la.","help":{"concept":"`with open(...) as file:` Kreye yon blòk fichye jere. Ou itilize varyab fichye a andedan blòk la, epi Python okipe fèmen fichye a apre sa.","hint_1":"Chèche deklarasyon sou fèmen otomatik ak itilizasyon varyab la apre`as`.","hint_2":"De deklarasyon yo kòrèk: youn sou netwayaj la ak youn sou non varyab fichye a."},"options":{"a":"Sa ede asire ke fichye a fèmen apre blòk la fini.","b":"Li kreye yon varyab tankou `file` ke ou ka rele `.read()` sou li.","c":"Li toujou ekri nouvo tèks nan fichye a anvan li li l.","d":"Li sèlman mache pou fichye ki nan menm dosye a, pa pou dosye ki anndan lòt dosye."}},"mc-read-methods":{"title":"Metòd lekti","prompt":"Chwazi tout deklarasyon ki vrè sou `read()` ak `readlines()`.","hint":"Youn retounen yon sèl chèn, epi lòt la retounen yon lis liy.","help":{"concept":"`read()` Li pran tout fichye a kòm yon sèl chèn, tandiske `readlines()` retounen yon lis kote chak eleman se yon liy, souvan ak karaktè nouvo liy ladan l.","hint_1":"Chèche opsyon ki dekri yon gwo chèn ak yon lis liy.","hint_2":"De opsyon yo kòrèk: youn mansyone yon sèl chèn, epi lòt la mansyone karaktè nouvo liy nan atik liy yo."},"options":{"a":"`read()` ka retounen tout fichye a kòm yon sèl chèn.","b":"`readlines()` retounen yon lis liy.","c":"`read()` Toujou retire chak karaktè nouvo liy otomatikman.","d":"`readlines()` retounen yon sèl nimewo pou chak liy."}},"dr-read-file-steps":{"title":"Kòmande etap lekti yo","prompt":"Mete etap sa yo nan lòd kòrèk pou li ak enprime kontni yon fichye.","hint":"Kòmanse pa louvri fichye a, apre sa li l, epi enprime l.","help":{"concept":"Yon pwosesis debaz pou li yon fichye se: louvri fichye a, li kontni li nan yon varyab, epi itilize valè sa a, tankou enprime li.","hint_1":"Fichye a dwe louvri anvan yo ka itilize`.read()`.","hint_2":"Apre ou fin li nan yon varyab, dènye etap la se montre rezilta a nan panèl sòti a."},"tokens":{"t1":"Ouvri fichye a ak `with open(..., \"r\") as file:`","t2":"Li tèks la avèk `file.read()`","t3":"Sere rezilta a nan yon varyab","t4":"Enprime varyab la"}},"dr-build-path":{"title":"Bati yon chemen relatif","prompt":"Aranje jeton yo pou kreye chemen relatif la pou `report.txt` andedan dosye `data` la.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann de valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"done","t2":"/","t3":"rapò.txt"}},"fb-read-call":{"title":"Konplete apèl lekti a","prompt":"Ranpli non metòd ki manke a pou li tout tèks ki nan yon fichye ki louvri.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"template":"tekst = fichye.[espas1]()","choices":["li","ekri","Fèmen","Ouvè"]},"fb-open-mode":{"title":"Konplete mòd ouvè a","prompt":"Ranpli mòd ki manke a pou fichye a louvri pou lekti.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Blank la dwe ranpli ak tèm ki koresponn ak travay k ap dekri a.","hint_1":"Panse sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"with open(\"notes.txt\", \"[blank1]\") as file:","choices":["r","w","yon","eks"]},"ci-read-and-print":{"title":"Enprime sa ki nan yon fichye","prompt":"Ouvri `data/message.txt`, li sa ki nan fichye a, epi enprime tèks ou jwenn lan.\n\nSòti ou a dwe egzakteman:\n`Hello from file reading!`.","hint":"Li tach la \"Enprime kontni yon fichye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/message.txt\", \"r\") as file:\n # read the file and print its contents\n pass","solutionCode":"with open(\"data/message.txt\", \"r\") as file:\n text = file.read()\n print(text)","sourceChecks":{"0":{"message":"Ouvri data/message.txt pou li fichye a."}}},"ci-first-line":{"title":"Enprime sèlman premye liy lan","prompt":"Ouvri `data/notes.txt`, li sèlman premye liy la, epi enprime l san karaktè nouvo liy ki nan fen an.\n\nSòti ou a dwe egzakteman:\n`Apples`.","hint":"Li tach la \"Enprime sèlman premye liy lan\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"with open(\"data/notes.txt\", \"r\") as file:\n # read the first line only\n # print it without the ending newline\n pass","solutionCode":"with open(\"data/notes.txt\", \"r\") as file:\n first = file.readline().rstrip(\"\\n\")\n print(first)","sourceChecks":{"0":{"message":"Ouvri data/notes.txt pou li fichye a."}}},"ci-count-lines":{"title":"Konte liy yo nan yon fichye tèks","prompt":"Ouvri `data/list.txt`, konte konbyen liy ki nan fichye a, epi enprime chif sa a.\n\nSòti ou a dwe egzakteman:\n`3`.","hint":"Li tach la \"Konte liy nan yon fichye tèks\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/list.txt\", \"r\") as file:\n # count the lines and print the number\n pass","solutionCode":"with open(\"data/list.txt\", \"r\") as file:\n lines = file.readlines()\n print(len(lines))","sourceChecks":{"0":{"message":"Ouvri data/list.txt pou konte liy yo."}}},"try-reading-text-files-checkpoint":{"title":"Li yon fichye tèks","prompt":"Li `data/note.txt` epi enprime kontni li san ajoute tèks siplemantè.","hint":"Itiliz`with open(\"data/note.txt\") as file:` ak `file.read()`.","help":{"concept":"Ouvri fichye a, li tèks la, epi enprime egzakteman sa ki te estoke la.","hint_1":"Sèvi ak`with open(\"data/note.txt\") as file:`.","hint_2":"Rele `file.read()` epi enprime rezilta a san ajoute mo anplis."},"starterCode":"# Read data/note.txt and print its contents.\n","starterFiles":{"data_note_txt":{"content":"Hello from a file!\n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/note.txt\") as file:\n print(file.read(), end=\"\")\n"},"data_note_txt":{"content":"Hello from a file!\n"}},"sourceChecks":{"0":{"message":"Ouvri data/note.txt olye pou w tape kontni fichye a."}},"solutionCode":"with open(\"data/note.txt\") as file:\n print(file.read(), end=\"\")\n"},"try-reading-text-files-sketch0":{"title":"Li epi enprime yon fichye nòt","prompt":"Ouvri `note.txt`, li tout tèks li, epi enprime egzakteman sa ki nan fichye a.","hint":"Sèvi ak `with open(\"note.txt\") as file:` epi enprime `file.read()`.","help":{"concept":"Kat sa a pratike lekti yon fichye antye an menm tan.","hint_1":"Ouvri `note.txt` an premye, epi rele `file.read()` anndan blòk `with` la.","hint_2":"Enprime sèlman tèks ki anrejistre nan fichye a."},"starterCode":"# Read note.txt and print its contents without extra blank lines.\n","starterFiles":{"note_txt":{"content":"Hello from a file\n"}},"solutionFiles":{"main_py":{"content":"with open('note.txt') as file:\n print(file.read().strip())\n"},"note_txt":{"content":"Hello from a file\n"}},"sourceChecks":{"0":{"message":"Ouvri note.txt olye pou w tape kontni fichye a."}},"solutionCode":"with open('note.txt') as file:\n print(file.read().strip())\n"},"try-reading-text-files-sketch1":{"title":"Enprime chak liy ki nan yon fichye","prompt":"Ouvri `names.txt`, fè yon bouk sou fichye a, epi enprime chak non sou pwòp liy li.","hint":"Sèvi ak `for line in file:` epi enprime `line.strip()`.","help":{"concept":"Kat sa a pratike lekti yon liy alafwa ak yon bouk.","hint_1":"Ouvri `names.txt`, epi itilize `for line in file:`.","hint_2":"Enprime `line.strip()` pou chak non parèt yon sèl fwa san liy vid anplis."},"starterCode":"# Read names.txt and print each line without extra blank lines.\n","starterFiles":{"names_txt":{"content":"Ava\nMia\n"}},"solutionFiles":{"main_py":{"content":"with open('names.txt') as file:\n for line in file:\n print(line.strip())\n"},"names_txt":{"content":"Ava\nMia\n"}},"sourceChecks":{"0":{"message":"Ouvri names.txt olye pou w tape non yo dirèkteman."}},"solutionCode":"with open('names.txt') as file:\n for line in file:\n print(line.strip())\n"},"try-reading-text-files-sketch2":{"title":"Konte liy fichye yo","prompt":"Ouvri `names.txt`, konte konbyen liy li genyen, epi enprime nimewo a.","hint":"Kòmanse ak `count = 0`, epi ajoute 1 pou chak liy nan fichye a.","help":{"concept":"Kat sa a pratike itilizasyon yon kontè pandan w ap li yon fichye liy pa liy.","hint_1":"Ouvri `names.txt`, fè yon bouk sou li, epi ogmante `count` andedan bouk la.","hint_2":"Apre bouk la fini, enprime kantite final la."},"starterCode":"count = 0\n\n# Read names.txt, count the lines, and print count.\n","starterFiles":{"names_txt":{"content":"Ava\nMia\n"}},"solutionFiles":{"main_py":{"content":"count = 0\nwith open('names.txt') as file:\n for line in file:\n count += 1\nprint(count)\n"},"names_txt":{"content":"Ava\nMia\n"}},"sourceChecks":{"0":{"message":"Li names.txt olye pou w tape kantite final la."},"1":{"message":"Fè yon bouk sou liy fichye yo pou konte yo."},"2":{"message":"Sèvi ak open(...) pou li fichye a."}},"solutionCode":"count = 0\nwith open('names.txt') as file:\n for line in file:\n count += 1\nprint(count)\n"}},"tryIt":{"try_reading_text_files_checkpoint":{"title":"Eseye l poukont ou","prompt":"Li `data/note.txt` epi enprime kontni li san ajoute tèks siplemantè."},"try_reading_text_files_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `note.txt`, li tout tèks li, epi enprime egzakteman sa ki nan fichye a."},"try_reading_text_files_sketch1":{"title":"Eseye l poukont ou","prompt":"Ouvri `names.txt`, fè yon bouk sou fichye a, epi enprime chak non sou pwòp liy li."},"try_reading_text_files_sketch2":{"title":"Eseye l poukont ou","prompt":"Ouvri `names.txt`, konte konbyen liy li genyen, epi enprime nimewo a."},"allowReveal":true},"projectSteps":{"ci_read_and_print":{"title":"Enprime sa ki nan yon fichye"},"ci_first_line":{"title":"Enprime sèlman premye liy lan"},"ci_count_lines":{"title":"Konte liy yo nan yon fichye tèks"}}},"simple-csv-processing":{"label":"Pwosesis Senp CSV","summary":"Sèvi ak modil csv la pou li ranje ki separe pa virg, jwenn valè yo pa non kolòn, epi netwaye done senp pandan w ap trete ranje yo an sekirite.","cards":{"sketch0":{"title":"Li liy CSV kòm diksyonè"},"sketch1":{"title":"Netwaye valè ki soti nan ranje CSV yo"},"sketch2":{"title":"Sote ranje move an sekirite"},"quiz":{"title":"Kwiz"},"project":{"title":"Mini-pwojè netwayaj CSV"}},"quiz":{"sc-import-csv":{"title":"Poukisa enpòte csv?","prompt":"Poukisa ou ekri `import csv` anvan ou itilize `csv.DictReader`?","hint":"Panse kote `DictReader` soti.","help":{"concept":"`DictReader` Se yon pati nan modil estanda Python `csv` la, kidonk fòk ou enpòte modil la anvan ou ka itilize `csv.DictReader`.","hint_1":"Chèche opsyon ki di kòd la ap fè zouti CSV yo disponib nan yon modil.","hint_2":"San enpòtasyon an, Python pa konnen sa `csv` refere a."},"options":{"a":"Li fè modil `csv` la disponib pou ou ka itilize `csv.DictReader`.","b":"Li netwaye espas otomatikman nan chak valè CSV.","c":"Li konvèti chak valè CSV an yon antye.","d":"Li kreye yon nouvo fichye CSV si youn pa egziste."}},"sc-dictreader-row-type":{"title":"Kisa DictReader pwodui?","prompt":"Lè w ap fè yon bouk atravè `csv.DictReader(file)`, ki sa chak `row` sanble plis?","hint":"Panse sou jwenn aksè a valè yo ak non kolòn tankou `row[\"name\"]`.","help":{"concept":"`csv.DictReader` li itilize ranje antèt la kòm kle, konsa chak ranje konpòte l tankou yon diksyonè ki mape non kolòn yo ak valè tèks.","hint_1":"Si ou ka itilize non yon kolòn andedan kwochè, ranje a baze sou kle.","hint_2":"Etikèt antèt yo vin tounen kle tankou `name` ak `score`."},"options":{"a":"Yon diksyonè ki map non kolòn yo ak valè yo","b":"Yon antye sèl nan ranje a","c":"Yon lis non fichye","d":"Yon fonksyon ki netwaye ranje a"}},"mc-clean-score-steps":{"title":"Netwaye yon valè nòt","prompt":"Yon ranje CSV gen `row[\"score\"] == \" 12 \"`. Ki etap ki prepare l kòrèkteman pou matematik? Chwazi tout sa ki aplike.","hint":"Ou bezwen yon nimewo, pa tèks ki gen espas ant lèt yo.","help":{"concept":"Valè CSV yo li kòm chèn. Pou itilize yon chan nimerik nan kalkil, retire espas sipèflou si sa nesesè epi konvèti tèks ki netwaye a an yon antye.","hint_1":"Yon sèl etap kòrèk retire espas ki antoure yo, epi yon lòt konvèti tèks la an nimewo.","hint_2":"Metòd tankou `.strip()` netwaye tèks la, pandan ke `int(...)` chanje tip la."},"options":{"a":"Sèvi ak `.strip()` sou tèks nòt la.","b":"Sèvi ak `int(...)` sou tèks nòt mizik ki netwaye a.","c":"Kite l kòm tèks epi ajoute 1 dirèkteman","d":"Sèvi ak `dict(row)` pou konvèti nòt la an yon nimewo."}},"mc-good-csv-processing":{"title":"Modèl itil pou trete CSV","prompt":"Ki fragman kòd sa yo ki bon modèl pou debutan nan pwosesis senp CSV? Chwazi tout sa ki aplike.","hint":"Chèche modèl ki itilize modil csv la epi ki bay non kolòn yo klèman.","help":{"concept":"Bon pwosesis CSV pou debutan itilize`import csv`, `csv.DictReader`, ak aksè klè pa non antèt. Enprime `dict(row)` itil tou pou enspekte yon ranje an sekirite.","hint_1":"Youn nan opsyon kòrèk yo li ranje yo ak `csv.DictReader`, epi yon lòt enprime yon diksyonè ranje konplè pou enspeksyon.","hint_2":"Evite chwa ki pretann valè CSV yo vin nimewo otomatikman oswa ki pa enpòte modil la."},"options":{"a":"`import csv` swiv pa `reader = csv.DictReader(file)`","b":"`print(dict(row))` anndan yon bouk pou enspekte chak ranje","c":"Itilize `row[\"score\"]` pou jwenn aksè a yon kolòn ki gen non","d":"Sipoze `row[\"score\"]` se deja yon antye san konvèsyon"}},"dr-read-csv-order":{"title":"Kòmande etap lekti CSV yo","prompt":"Mete etap sa yo nan lòd kòrèk pou li yon fichye CSV ak`DictReader`, epi enprime yon kolòn.","hint":"Kòmanse pa mete zouti CSV yo disponib, apre sa louvri fichye a, epi kreye lektè a.","help":{"concept":"Yon script ki li CSV anjeneral swiv yon sekans: enpòte modil la, louvri fichye a, kreye yon `DictReader`, fè yon bouk sou ranje yo, epi jwenn valè yo pa non kolòn.","hint_1":"Boukl la fèt apre lektè a fin kreye.","hint_2":"Aksè a `row[\"name\"]` dwe fèt andedan bouk la, apre yon ranje egziste."},"tokens":{"t1":"print(row[\"name\"])","t2":": pou ranje nan lektè","t3":"reader = csv.DictReader(file)","t4":"avèk open(\"names.csv\") kòm dosye","t5":"import csv"}},"dr-clean-row-order":{"title":"Kòmande etap netwayaj ranje yo","prompt":"Mete aksyon sa yo nan lòd kote yo netwaye yon nòt epi itilize li nan matematik.","hint":"Jwenn tèks la an premye, netwaye li, konvèti li, epi kalkile.","help":{"concept":"Lè w ap netwaye done nimerik nan yon fichye CSV, premye li valè tèks la, apre sa retire espas yo, konvèti l an nimerik`int`, epi sèlman apre sa sèvi avè l nan aritmetik.","hint_1":"Arithmetik ta dwe fèt apre konvèsyon an nan yon antye.","hint_2":"`.strip()` Li dwe vini anvan `int(...)`, paske li netwaye tèks ke `int` pral li."},"tokens":{"t1":"Ajoute 1 nan nòt antye a.","t2":"Konvèti tèks ki netwaye a avèk `int(...)`","t3":"Li `row[\"score\"]`","t4":"Retire espas yo avèk `.strip()`"}},"fb-dictreader-name":{"title":"Chwazi zouti lektè CSV la","prompt":"Konplete kòd la pou ranje yo ka jwenn pa non kolòn.","hint":"Sèvi ak zouti CSV ki kreye ranje tankou yon diksyonè.","help":{"concept":"`csv.the missing term` li ranje antèt la epi li bay chak ranje ki vin apre kòm yon objè ki sanble ak yon diksyonè, kote kle yo se non kolòn yo.","hint_1":"Valè ki manke a se non klas lektè a apre \"`csv.`\".","hint_2":"Se pa `reader` ni `split`; se èd CSV ki kòmanse ak `Dict`."},"template":"lektè = csv.[espas1](fichye)","choices":["Diktè Lektè","Lektè","Separe","Ekritè"]},"fb-strip-choice":{"title":"Chwazi metòd netwayaj la","prompt":"Ranpli metòd ki manke a pou retire espas ki antoure yon valè CSV.","hint":"Metòd sa a pou chèn retire espas nan tou de bout yo.","help":{"concept":"`.the missing term()` retire espas vid nan kòmansman ak nan fen yon chèn, sa ki itil anvan konvèti valè tèks CSV yo.","hint_1":"Metòd ki manke a rele sou yon chèn tankou `row[\"name\"]`.","hint_2":"Se metòd la ki transfòme `\" Ava \"` an `\"Ava\"`."},"template":"clean_name = row[\"name\"].[blank1]()","choices":["debarase","Ajoute","ekri","li"]},"ci-print-clean-names":{"title":"Enprime non ki netwaye yo soti nan yon fichye CSV","prompt":"Li`students.csv`\nak`csv.DictReader`\n, netwaye chak non pandan w ap fè yon bouk sou liy yo, epi enprime non ki netwaye yo.\n\nSòti ou a dwe egzakteman:\n`Ava`\n\n`Ben`\n.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"import csv\n\nwith open(\"students.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n # print the cleaned name\n pass","solutionCode":"import csv\n\nwith open(\"students.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n print(row[\"name\"].strip())","sourceChecks":{"0":{"message":"Retire espas anvan chak non CSV anvan ou enprime li."}}},"ci-sum-valid-scores":{"title":"Sime valè ki valab yo nan CSV la.","prompt":"Li `scores.csv`, netwaye chak 'score', eseye konvèti li an antye, epi ajoute sèlman nimewo ki valab yo nan `total`. Enprime `total` apre bouk la.\n\nSòti ou a dwe egzakteman:\n`16`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"import csv\n\ntotal = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n # try to convert the cleaned score and add it to total\n pass\n\nprint(total)","solutionCode":"import csv\n\ntotal = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n try:\n total += int(row[\"score\"].strip())\n except ValueError:\n pass\n\nprint(total)","sourceChecks":{"0":{"message":"Itiliztry/except pou valè nòt ki pa valab."},"1":{"message":"Konvèti tèks nòt la ak int()."}}},"ci-write-summary-file":{"title":"Ekri yon fichye rezime CSV","prompt":"Bati yon rapò kout apati de`scores.csv`\n. Pandan w ap fè bouk la, mete ajou`valid_rows`\nak`total_score`\npou ranje ki gen nòt antye ki valab, apre sa ekri rezilta sa yo nan`summary.txt`\nepi enprime kontni fichye a.\n\nSòti w la dwe egzakteman:\n`valid_rows: 2`\n\n`total_score: 16`\n.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"import csv\n\nvalid_rows = 0\ntotal_score = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n # update valid_rows and total_score for rows with valid integer scores\n pass\n\n# write summary.txt, then print its contents","solutionCode":"import csv\n\nvalid_rows = 0\ntotal_score = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n try:\n score = int(row[\"score\"].strip())\n valid_rows += 1\n total_score += score\n except ValueError:\n pass\n\nwith open(\"summary.txt\", \"w\") as file:\n file.write(f\"valid_rows: {valid_rows}\\n\")\n file.write(f\"total_score: {total_score}\\n\")\n\nwith open(\"summary.txt\") as file:\n print(file.read(), end=\"\")","sourceChecks":{"0":{"message":"Itiliztry/except pou valè nòt ki pa valab."},"1":{"message":"Ekri rezime a nan summary.txt."}}},"try-simple-csv-processing-checkpoint":{"title":"Li premye ranje CSV la","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, epi enprime non an sou yon liy ak nòt la sou liy ki vin apre a.","hint":"Enpòte `csv`, kreye `csv.DictReader(file)`, epi itilize premye ranje a.","help":{"concept":"Kat sa a kòmanse leson an ak yon fichye CSV reyèl olye de yon ranje kòd fiks.","hint_1":"Itiliz`import csv` ak `with open(\"scores.csv\") as file:`.","hint_2":"Kreye `reader = csv.DictReader(file)`, jwenn premye ranje a, epi enprime `row[\"name\"]` ak `row[\"score\"]`."},"starterCode":"import csv\n\n# Open scores.csv with csv.DictReader.\n# Print the first row name, then the first row score.\n","solutionCode":"import csv\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n row = next(reader)\n print(row[\"name\"])\n print(row[\"score\"])\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li scores.csv."},"1":{"message":"Ouvri scores.csv pou etap sa a."}}},"try-simple-csv-processing-sketch0":{"title":"Netwaye yon ranje CSV nan yon fichye","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, retire espas nan `name` ak `score`, epi enprime chak valè ki netwaye sou pwòp liy li.","hint":"Li premye ranje a nan `csv.DictReader`, epi itilize `.strip()` sou tou de valè yo.","help":{"concept":"Kat sa a pratike netwaye valè tèks yo apre li fin li yo nan yon fichye CSV.","hint_1":"Itiliz`row[\"name\"].strip()` ak `row[\"score\"].strip()`.","hint_2":"Enprime non ki netwaye a an premye, epi nòt ki netwaye a."},"starterCode":"import csv\n\n# Open scores.csv with csv.DictReader.\n# Read the first row, strip the name and score, and print them on separate lines.\n","solutionCode":"import csv\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n row = next(reader)\n print(row[\"name\"].strip())\n print(row[\"score\"].strip())\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li ranje a."},"1":{"message":"Retire espas vid nan valè CSV yo."}}},"try-simple-csv-processing-sketch1":{"title":"Fè yon bouk sou ranje CSV yo","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, fè yon bouk sou chak ranje, epi enprime chak youn kòm `name: score`.","hint":"Fè yon bouk sou lektè a epi konstwi yon sèl liy fòmate apati chak ranje.","help":{"concept":"Kat sa a pratike pwosesis CSV ranje pa ranje ak kolòn ki gen non.","hint_1":"Itilize `for row in reader:` apre ou fin kreye `csv.DictReader(file)`.","hint_2":"Enprime `f\"{row[\"name\"]}: {row[\"score\"]}\"` pou chak ranje."},"starterCode":"import csv\n\n# Open scores.csv with csv.DictReader.\n# Loop through the rows and print each one as name: score.\n","solutionCode":"import csv\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n print(f'{row[\"name\"]}: {row[\"score\"]}')\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li ranje yo."},"1":{"message":"Fè yon bouk sou liy CSV yo olye pou w kode sòti a dirèkteman."}}},"try-simple-csv-processing-sketch2":{"title":"Ajoute nòt CSV yo","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, konvèti chak nòt an antye, ajoute nòt yo nan `total`, epi enprime `total`.","hint":"Fè yon bouk atravè lektè a, konvèti `row[\"score\"]` ak `int(...)`, epi ajoute li nan `total`.","help":{"concept":"Kat sa a aplike tout modèl CSV la: li ranje yo, konvèti tèks nòt la, epi fè kalkil an sekirite.","hint_1":"Kòmanse ak `total = 0`, epi fè yon bouk atravè `csv.DictReader(file)`.","hint_2":"Itilize `int(row[\"score\"])` andedan bouk la anvan ou ajoute l nan `total`."},"starterCode":"import csv\n\ntotal = 0\n\n# Open scores.csv with csv.DictReader.\n# Convert each score to int, add it into total, and print total.\n","solutionCode":"import csv\n\ntotal = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n total += int(row[\"score\"])\n\nprint(total)\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li ranje yo."},"1":{"message":"Fè yon bouk sou liy CSV yo olye pou w kode total la dirèkteman."},"2":{"message":"Konvèti tèks nòt la ak int()."},"3":{"message":"Ajoute chak nòt nimerik nan total la."}}}},"tryIt":{"try_simple_csv_processing_checkpoint":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, epi enprime non an sou yon liy ak nòt la sou liy ki vin apre a."},"try_simple_csv_processing_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, retire espas nan `name` ak `score`, epi enprime chak valè ki netwaye sou pwòp liy li."},"try_simple_csv_processing_sketch1":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, fè yon bouk sou chak ranje, epi enprime chak youn kòm `name: score`."},"try_simple_csv_processing_sketch2":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, konvèti chak nòt an antye, ajoute nòt yo nan `total`, epi enprime `total`."},"allowReveal":true},"projectSteps":{"ci_print_clean_names":{"title":"Enprime non ki netwaye yo soti nan yon fichye CSV."},"ci_sum_valid_scores":{"title":"Sime valè valab yo nan CSV la."},"ci_write_summary_file":{"title":"Ekri yon fichye rezime CSV"}}},"try-except-basics":{"label":"Try/Except Baz yo","summary":"Kenbe erè yo atann epi kenbe pwogram yo itil.","cards":{"sketch0":{"title":"Sa try/except fè"},"sketch1":{"title":"Se sèlman liy ki riske a ki bezwen pwoteksyon."},"sketch2":{"title":"Sèvi ak eksepsyon pou kenbe pwogram yo itilizab."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike konvèsyon entèg an sekirite ak try/except"}},"quiz":{"q1":{"title":"Kisa k rive apre yo fin detekte yon erè konvèsyon?","prompt":"Yon pwogram kouri modèl sa a:\n\n```python\ntry:\n number = int(text)\nexcept ValueError:\n print(\"Bad number\")\n```\n\nSi `text` se `\"cat\"`, kisa k ap pase?","hint":"Panse sou sa `int()` fè ak tèks ki pa yon nimewo antye valab.","help":{"concept":"`except ValueError` Jere echèk ki soti nan `int()` lè tèks pa ka konvèti an nimerik.","hint_1":"`int(\"cat\")` Li pa ka pwodui yon nimewo, kidonk Python leve yon erè \"`ValueError`\".","hint_2":"Paske yo trape erè espesifik sa a, pwogram nan egzekite blòk `except` la olye pou l sispann imedyatman."},"options":{"a":"Blòk `except` la kouri epi enprime `Bad number`","b":"Blòk `try` la enprime nimewo konvèti a.","c":"Python inyore tèks ki pa bon an epi li itilize 0","d":"Pwogram nan toujou kanpe anvan li rive nan `except`"}},"q2":{"title":"Ki erè ki anfòm nan konvèsyon entè?","prompt":"Ki tip eksepsyon ou ta dwe trape lè yon eksepsyon E`int(user_text)` ka leve paske tèks la pa yon antye valab?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Erè non","b":"Erè valè","c":"Erè Endèks","d":"Erè Sentaks"}},"q3":{"title":"Poukisa pou itilize try/except isit la?","prompt":"Chwazi tout rezon ki kòrèk pou itilize `try/except` alantou `int(text)` lè w ap netwaye done sal.","hint":"Chèche benefis ki gen rapò ak jere tèks nimerik ki pa kòrèk san danje.","help":{"concept":"`try/except` Li itil lè gen kèk valè ki ka pa valab epi ou vle pwogram nan reyaji san danje olye pou l kraze.","hint_1":"Panse sou sa k rive lè yon atik pa bon nan yon seri pi laj de antre.","hint_2":"Bon chwa yo ta dwe mansyone jere erè avèk gras ak kontinye koule pwogram nan, pa siksè konvèsyon garanti."},"options":{"a":"Li pèmèt pwogram nan jere tèks nimerik ki pa valab san li pa kraze imedyatman.","b":"Li ka montre yon mesaj ranplasman lè konvèsyon an echwe.","c":"Li garanti ke chak chèn ap tounen yon antye.","d":"Li ka ede yon bouk kontinye trete valè ki vin apre yo apre yon move valè."}},"q4":{"title":"Ki antre yo ki ta deklanche ValueError?","prompt":"Chwazi tout valè ki ta ogmante `ValueError` nan `int(value)`.","hint":"Chwazi kòd ki pa tèks nimewo antye valab.","help":{"concept":"`int()` Aksepte chèn tankou `\"12\"` oswa `\"-3\"`, men li rejte tèks ki gen lèt oswa pwen desimal nan fòm chèn pou konvèsyon an antye senp.","hint_1":"Yon siy mwens ak chif toujou se yon chèn antye valab.","hint_2":"Chèche valè ki gen lèt oswa yon pwen desimal kòm tèks."},"options":{"a":"\"18\"","b":"ble","c":"4.5","d":"-2"}},"q5":{"title":"Lòd egzekisyon lè konvèsyon echwe","prompt":"Mete etap sa yo nan lòd yo rive lè `int(text)` leve `ValueError` andedan yon blòk `try/except`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki mete aksyon Python an an plas.","hint_2":"Mete liy ki depann de valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"Python antre nan blòk`try` la","t2":"`int(text)` Rasanble`ValueError`","t3":"Rès blòk `try` la sote","t4":"Blòk `except` ki mache ansanm yo"}},"q6":{"title":"Bati yon modèl debaz pou yon try/except","prompt":"Aranje moso kòd sa yo nan yon modèl debaz kòrèk ki konvèti tèks antre a an yon nimewo antye epi jere antre ki pa kòrèk.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann sou valè ki te egziste anvan yo apre valè sa yo fin egziste."},"tokens":{"t1":"Eseye:","t2":"nimewo = ent(tekst)","t3":"print(number)","t4":"eksepte ValueError:","t5":"print(\"Invalid input\")"}},"q7":{"title":"Nonmen mo kle pou kaptire a","prompt":"Konplete mo kle code ki jere erè a apre `try`.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa kòmand la dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"try:\n number = int(text)\n[blank1] ValueError:\n print(\"Bad input\")","choices":["eksepte","retounen","pandan","Enpòte"]},"q8":{"title":"Chwazi konvèsyon riske a","prompt":"Ranpli ekspresyon ki ka bay erè \"`ValueError`\" lè tèks la pa yon antye valab.","hint":"Sèvi ak konvèsyon entegre ki soti nan tèks pou nimewo antye.","help":{"concept":"Etap ki riske nan modèl sa a se konvèti tèks ak `int(...)`, paske kèk chèn pa entèger valab.","hint_1":"Kòd ki manke a ta dwe eseye konvèti `user_text` an yon nimewo antye.","hint_2":"Chwazi ekspresyon ki rele fonksyon konvèsyon antye Python sou varyab la."},"template":"try:\n number = [blank1]\n print(number)\nexcept ValueError:\n print(\"Invalid\")","choices":["ent(tekstit)","print(user_text)","longè(tekstitèb)","tekst(itilizatè_tekst)"]},"q9":{"title":"Kenbe yon antre antye negatif","prompt":"Yon skanè nimewo ka resevwa yon tèks ki pa valab. Konvèti antre a andedan yon blòk ``try``, epi enprime swa nimewo ki fòmate a oswa yon mesaj ki pa valab.\n\nPa egzanp, si antre a se `27`, pwogram ou an ta dwe enprime:\n`Number: 27`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"text = input()\n\n# Convert the text to an integer inside try.\n# Print either the converted result or an invalid message.","solutionCode":"text = input()\n\ntry:\n number = int(text)\n print(f\"Number: {number}\")\nexcept ValueError:\n print(\"Invalid number\")","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"q10":{"title":"Ajoute de antre an sekirite","prompt":"De antre 80 rive kòm tèks. Konvèti toude valè yo an nimewo antye, epi enprime sòm nan oswa yon mesaj ki di li pa valab si youn nan valè yo pa ka tounen yon antye.\n\nPa egzanp, si antre yo se `8` ak `5`, pwogram ou an ta dwe enprime:\n`Sum: 13`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman yo mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"first_text = input()\nsecond_text = input()\n\n# Convert both values inside try.\n# Print the sum or an invalid message.","solutionCode":"first_text = input()\nsecond_text = input()\n\ntry:\n first_number = int(first_text)\n second_number = int(second_text)\n print(f\"Sum: {first_number + second_number}\")\nexcept ValueError:\n print(\"Invalid input\")","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"q11":{"title":"Konte nimewo valab yo","prompt":"Yon lis ki separe ak virg pa ka genyen antre ki pa kòrèk. Fè yon bouk sou chak pati, eseye konvèti li an `int`, konte sèlman antyè valab yo, epi enprime kantite final la.\n\nPa egzanp, si antre a se `3,7,bad,10`, pwogram ou an ta dwe enprime:\n`Valid count: 3`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"parts = input().split(\",\")\nvalid_count = 0\n\n# Loop through each part.\n# Try to convert each one to int.\n# Count only the valid integers.\n# Print the final count.","solutionCode":"parts = input().split(\",\")\nvalid_count = 0\n\nfor part in parts:\n try:\n int(part)\n valid_count += 1\n except ValueError:\n pass\n\nprint(f\"Valid count: {valid_count}\")","sourceChecks":{"0":{"message":"Pase nan chak pati."},"1":{"message":"Itiliztry/except alantou konvèsyon entègra."},"2":{"message":"Konvèti chak valè ak int()."}}},"try-try-except-basics-checkpoint":{"title":"Jere yon move nimewo","prompt":"Li antre a epi eseye konvèti li an yon antye. Enprime \"`Valid`\" si sa mache, sinon enprime \"`Invalid`\".","hint":"Itiliz`try` ak `except ValueError`.","help":{"concept":"Yon blòk `try/except` jere erè san li pa fè pwogram nan kraze.","hint_1":"Itiliz`try` ak `except ValueError`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"text = input()\n\n# Print Valid for an integer, otherwise Invalid.\n","solutionCode":"text = input()\ntry:\n int(text)\n print(\"Valid\")\nexcept ValueError:\n print(\"Invalid\")\n","sourceChecks":{"0":{"message":"Sèvi ak yon blòk try pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"try-try-except-basics-sketch0":{"title":"Trape yon Erè Valè","prompt":"Trape erè espesifik ki koze pa yon konvèsyon entèg ki pa valab.","hint":"Eseye konvèti tèks la an nimerik. Enprime 'move nimewo' si li echwe.","help":{"concept":"Eseye konvèti tèks la an nimerik. Enprime 'move nimewo' si li echwe.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"text = 'abc'\n\n# Try to convert text to int. Print 'bad number' if it fails.\n","solutionCode":"text = 'abc'\ntry:\n number = int(text)\n print(number)\nexcept ValueError:\n print('bad number')\n","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"try-try-except-basics-sketch1":{"title":"Itilize else apre try","prompt":"Blòk `else` la egzekite lè pa gen okenn eksepsyon ki rive.","hint":"Konvèti tèks an entèger epi enprime 'ok' sèlman si konvèsyon an reyisi.","help":{"concept":"Konvèti tèks la an nimerik epi enprime 'ok' sèlman si konvèsyon an reyisi.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"text = '42'\n\n# Convert text to int and print 'ok' only if conversion succeeds.\n","solutionCode":"text = '42'\ntry:\n number = int(text)\nexcept ValueError:\n print('bad number')\nelse:\n print('ok')\n","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"try-try-except-basics-sketch2":{"title":"Kontinye boukle apre yon move valè","prompt":"Sèvi ak try/except anndan bouk la pou yon move valè pa kanpe pwogram nan.","hint":"Enprime sèlman valè ki ka konvèti an entèger.","help":{"concept":"Enprime sèlman valè ki ka konvèti an entèger.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"values = ['10', 'bad', '3']\n\n# Print only the values that can be converted to int.\n","solutionCode":"values = ['10', 'bad', '3']\nfor value in values:\n try:\n print(int(value))\n except ValueError:\n pass\n","sourceChecks":{"0":{"message":"Fè yon sik sou valè yo olye pou w tape 10 ak 3 dirèkteman."},"1":{"message":"Itiliztry/except alantou konvèsyon entèger la."},"2":{"message":"Konvèti chak valè ak int()."}}}},"tryIt":{"try_try_except_basics_checkpoint":{"title":"Eseye l poukont ou","prompt":"Li antre a epi eseye konvèti li an yon antye. Enprime `Valid` si li mache, sinon enprime `Invalid`."},"try_try_except_basics_sketch0":{"title":"Eseye l poukont ou","prompt":"Kenbe erè espesifik ki koze pa yon konvèsyon entèg ki pa valab."},"try_try_except_basics_sketch1":{"title":"Eseye l poukont ou","prompt":"Blòk `else` la egzekite lè pa gen okenn eksepsyon ki rive."},"try_try_except_basics_sketch2":{"title":"Eseye l poukont ou","prompt":"Itilize try/except anndan bouk la pou yon move valè pa kanpe pwogram nan."},"allowReveal":true},"projectSteps":{"q9":{"title":"Kenbe yon antre antye negatif"},"q10":{"title":"Ajoute de antre an sekirite"},"q11":{"title":"Konte nimewo valab yo"}}},"validating-and-cleaning-input":{"label":"Validasyon ak netwayaj done antre","summary":"Netwaye valè tèks yo, detekte done ki manke, epi rejte ranje ki pa valab san pwogram ou pa kraze.","cards":{"sketch0":{"title":"Ki validasyon ak netwayaj yo fè"},"sketch1":{"title":"Valè ki manke kont valè ki pa valab"},"sketch2":{"title":"Mete règ netwayaj yo nan fonksyon yo"},"quiz":{"title":"Kwiz"},"project":{"title":"Kreye èd pou netwaye antre ki dezòdone."}},"quiz":{"sc-valid-row":{"title":"Ki ranje ki valab apre netwayaj la?","prompt":"Yon pwogram retire espas nan tou de chan yo, epi li mande yon non ki pa vid ak yon laj ki ka konvèti ak fonksyon `int()`. Ki ranje ki ta aksepte?","hint":"Chèche yon ranje kote ou ka retire espas epi tèks laj la toujou vin yon nimewo antye.","help":{"concept":"Yon ranje valab sèlman si netwayaj ak `strip()` kite yon non reyèl ak yon chèn laj ke `int()` ka konvèti.","hint_1":"Tcheke chak opsyon apre ou fin retire espas vid ki devan ak ki dèyè nan tou de valè yo.","hint_2":"Rejte ranje ki gen yon non netwaye vid oswa yon laj ki tankou yon mo olye de chif."},"options":{"a":"Ava, 12","b":"[ , ]","c":"Leo, dis","d":"Mia, 4.5"}},"sc-except-flow":{"title":"Ki sa except catch la kenbe isit la?","prompt":"Nan yon blòk `try`/`except ValueError`, ki kalite pwoblèm `except` la fèt pou jere pandan `int(age_text)`?","hint":"Panse sou sa k rive lè tèks pa ka tounen yon antye.","help":{"concept":"`ValueError` Li leve lè yon fonksyon konvèsyon tankou `int()` resevwa yon valè ki nan bon tip jeneral la men ki gen yon kontni ki pa ka itilize.","hint_1":"`int()` Li mache pou chèn tankou `'7'`, men li pa mache pou chèn ki gen mo oswa tèks desimal nan kontèks debutan sa a.","hint_2":"Pwoblèm nan pa yon non varyab ki manke oswa yon erè sentaks nan editè kòd la; se move kontni antre pandan konvèsyon an."},"options":{"a":"Yon valè tèks tankou 'diz' ki pa ka konvèti an nimerik antye.","b":"Yon deklarasyon `print()` ki manke","c":"Endèks yon lis ki twò gwo","d":"Yon chemen fichye toujou relativ"}},"mc-clean-steps":{"title":"Etap itil pou netwaye","prompt":"Chwazi tout etap ki ede netwaye yon ranje tèks anvan validasyon.","hint":"Panse sou operasyon ki retire bri fòma oswa ki estandadize valè tèks yo.","help":{"concept":"Netwayaj la prepare tèks brit la pou validasyon lè li retire espas anplis oswa fè fòma a pi konsistan anvan tcheke règ yo fèt.","hint_1":"Metòd tankou `strip()` ak normalizasyon ka ede; aksyon ki sèlman montre done pa netwaye yo.","hint_2":"Chwazi opsyon ki chanje antre dezòdone an yon fòm ki pi konsistan anvan w tcheke si li valab."},"options":{"a":"Itilize `strip()` pou retire espas anplis ki antoure yon valè.","b":"Konvèti yon non tankou 'aVA' nan yon stil majiskil ki konsistan tankou title case.","c":"Enprime ranje a san chanje l","d":"Kenbe tout espas yo egzakteman jan yo te ye pou validasyon an ka wè dezòd la."}},"mc-reject-row":{"title":"Ki ranje yo ta dwe rejte?","prompt":"Yon ranje ki netwaye valab sèlman lè non an pa vid epi nòt la se yon antye ki soti nan 0 rive 100. Chwazi tout ranje ki ta dwe rejte.","hint":"Tcheke chak ranje apre ou fin retire espas yo, epi teste tou de règ yo.","help":{"concept":"Validasyon ka enplike plis pase yon règ: prezans, konvèsyon tip, ak entèval nimerik ki pèmèt.","hint_1":"Yon ranje echwe si non ki netwaye a vid, si nòt la pa ka tounen yon antye, oswa si antye a pa ant 0 ak 100.","hint_2":"Gade byen ranje ki gen sèlman espas pou non, nòt ki baze sou mo, ak nimewo ki depase maksimòm ki pèmèt la."},"options":{"a":"Avwa, 90","b":"[ , '75']","c":"Leo, dis","d":"Mia, 105"}},"dr-clean-order":{"title":"Kòmande pwosesis netwayaj la","prompt":"Mete etap sa yo nan yon lòd ki fè sans pou netwaye ak valide yon valè tèks ki ta dwe tounen yon antye.","hint":"Fòmate byen anvan konvèsyon an, epi sèvi ak nimewo a sèlman apre konvèsyon an reyisi.","help":{"concept":"Yon pwosesis netwayaj serye retire espas sipèfl li yo an premye, apre sa li eseye konvèti yo, epi li itilize valè konvèti a pou verifikasyon ki vin apre yo.","hint_1":"Si ou eseye `int()` anvan ou retire espas yo epi tcheke tèks brit la, kòd ou a vin pi difisil pou konprann.","hint_2":"Kòmanse ak tèks orijinal la, netwaye li, konvèti li, epi kontinye ak validasyon nimerik."},"tokens":{"t1":"Li valè tèks la","t2":"Retire espas anplis yo avèk `strip()`","t3":"Konvèti tèks ki netwaye a ak `int()`","t4":"Sèvi ak antye a nan verifikasyon ki vin apre yo."}},"dr-try-except-order":{"title":"Kòmande koule try/except la","prompt":"Aranje pati sa yo pou montre koule nòmal la lè w ap konvèti tèks ki netwaye an yon antye san danje.","hint":"Konvèsyon riske a dwe andedan `try`, epi jesyon erè a vini apre li.","help":{"concept":"`try` li genyen kòd ki ka echwe, tandiske `except` jere yon erè espesifik si echèk sa a rive.","hint_1":"Mete tantativ konvèsyon an apre ou fin antre `try`, epi mete aksyon ranplasman an andedan `except ValueError`.","hint_2":"Chemen ki reyisi a itilize nimewo konvèti a anvan chemen pou jere erè a parèt."},"tokens":{"t1":"Kòmanse `try:`","t2":"Eseye `age = int(age_text)`","t3":"Sèvi ak `age` si konvèsyon an te mache.","t4":"Jere move antre nan `except ValueError:`"}},"fb-strip-name":{"title":"Ranpli metòd netwayaj la","prompt":"Konplete kòd la pou li retire espas anplis ki antoure non an.","hint":"Sèvi ak metòd string ki retire espas nan tou de bout yo.","help":{"concept":"`the missing term()` retire espas vid nan kòmansman ak nan fen yon chèn, ki se yon premye etap netwayaj ki kouran.","hint_1":"Valè ki manke a se non yon metòd ki itilize tankou `name.[blank1]()` nan Python.","hint_2":"Se metòd ki vire `' Ava '` an `'Ava'` san chanje lèt yo nan mitan."},"template":"clean_name = name.[blank1]()","choices":["Separe","depi","Ajoute","ekri"]},"fb-empty-check":{"title":"Ranpli konparezon ki manke a","prompt":"Konplete kondisyon an pou li detekte yon valè netwaye ki manke.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa ki dekri nan mesaj la.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"si cleaned_name == [blank1]:","choices":["Zewo","Pa genyen","\"\"","Fo"]},"ci-clean-name":{"title":"Ekri yon fonksyon pou netwaye non","prompt":"Ekri `clean_name(text)` pou li retounen yon vèsyon netwaye nan tèks non an.","hint":"Li tach la \"Ekri yon fonksyon pou netwaye non\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def clean_name(text):\n # return the cleaned name\n pass","solutionCode":"def clean_name(text):\n cleaned = text.strip()\n return cleaned.title()"},"ci-parse-age":{"title":"Analize yon laj an sekirite","prompt":"Ekri `parse_age(text)` pou li retounen yon `int` lè tèks la se yon laj valab, epi `None` lè tèks la pa ka itilize kòm yon laj.","hint":"Li tach la \"Analize yon laj an sekirite\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp atann lan anvan ou tcheke repons ou."},"starterCode":"def parse_age(text):\n # return an int or None\n pass","solutionCode":"def parse_age(text):\n cleaned = text.strip()\n try:\n return int(cleaned)\n except ValueError:\n return None"},"ci-clean-row":{"title":"Valide epi netwaye yon ranje","prompt":"Ekri `clean_row(row)` pou ranje ki gen fòm tankou `[name_text, score_text]`. Retounen yon diksyonè netwaye lè tou de valè yo valab, oswa `None` lè ranje a dwe rejte.","hint":"Li tach la \"Valide ak netwaye yon ranje\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare rezilta a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"def clean_row(row):\n # row looks like [name_text, score_text]\n # return a cleaned dictionary or None\n pass","solutionCode":"def clean_row(row):\n name = row[0].strip()\n score_text = row[1].strip()\n\n if name == \"\":\n return None\n\n try:\n score = int(score_text)\n except ValueError:\n return None\n\n return {\"name\": name.title(), \"score\": score}"},"try-validating-and-cleaning-input-checkpoint":{"title":"Netwaye epi valide yon non","prompt":"Li yon non. Retire tout espas epi mete premye lèt chak mo an majiskil. Si non ki netwaye a vid, enprime `Missing`; sinon enprime non ki netwaye a.","hint":"Itilize `.strip()` anvan ou tcheke si valè a vid.","help":{"concept":"Netwaye antre anvan w valide l ede pwogram yo jere tèks dezòdone.","hint_1":"Itilize `.strip()` anvan ou tcheke si valè a vid.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"name = input()\n\n# Clean and validate the name.\n","solutionCode":"name = input().strip().title()\nif name:\n print(name)\nelse:\n print(\"Missing\")\n","sourceChecks":{"0":{"message":"Retire espas vid nan non an."},"1":{"message":"Mete premye lèt non ki netwaye a an majiskil."}}},"try-validating-and-cleaning-input-sketch0":{"title":"Netwaye yon non","prompt":"Netwaye espas vid ak kapitalizasyon anvan w itilize done itilizatè a.","hint":"Retire espas sipèfl, konvèti an majiskil tit, epi enprime rezilta a.","help":{"concept":"Retire espas sipèfl, konvèti an majiskil tit, epi enprime rezilta a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"raw = ' aVA smith '\n\n# Strip extra spaces, convert to title case, and print the result.\n","solutionCode":"raw = ' aVA smith '\nclean = raw.strip().title()\nprint(clean)\n","sourceChecks":{"0":{"message":"Sèvi ak strip() pou retire espas anplis."},"1":{"message":"Sèvi ak title() pou nòmalize non an."}}},"try-validating-and-cleaning-input-sketch1":{"title":"Valide yon nòt","prompt":"Tcheke entèval nimerik yo apre konvèsyon an.","hint":"Konvèti score_text an nimerik. Enprime 'valid' si li soti nan 0 rive 100.","help":{"concept":"Konvèti score_text an nimerik. Enprime 'valid' si li soti nan 0 rive 100.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"score_text = '92'\n\n# Convert score_text to int. Print 'valid' if it is from 0 to 100.\n","solutionCode":"score_text = '92'\nscore = int(score_text)\nif 0 <= score <= 100:\n print('valid')\nelse:\n print('invalid')\n","sourceChecks":{"0":{"message":"Konvèti score_text an yon antye."},"1":{"message":"Tcheke ke nòt la ant 0 ak 100."}}},"try-validating-and-cleaning-input-sketch2":{"title":"Netwaye plizyè ranje","prompt":"Separe chak ranje, retire chak chan, epi fòmate rezilta ki netwaye a.","hint":"Enprime liy nòt ak non ki netwaye, tankou Ava:92.","help":{"concept":"Enprime liy nòt ak non ki netwaye, tankou Ava:92.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"rows = [' ava , 92 ', ' mia , 85 ']\n\n# Print cleaned name:score lines like Ava:92.\n","solutionCode":"rows = [' ava , 92 ', ' mia , 85 ']\nfor row in rows:\n name, score = row.split(',')\n print(f'{name.strip().title()}:{score.strip()}')\n","sourceChecks":{"0":{"message":"Fè yon bouk sou ranje yo olye w tape toude liy ki netwaye yo."},"1":{"message":"Separe chak ranje an non ak nòt."},"2":{"message":"Retire espas vid nan chak pati."},"3":{"message":"Mete premye lèt chak non an majiskil."}}}},"tryIt":{"try_validating_and_cleaning_input_checkpoint":{"title":"Eseye l poukont ou","prompt":"Li yon non. Retire tout espas epi mete premye lèt chak mo an majiskil. Si non ki netwaye a vid, enprime \"`Missing`\"; sinon enprime non ki netwaye a."},"try_validating_and_cleaning_input_sketch0":{"title":"Eseye l poukont ou","prompt":"Netwaye espas vid ak kapitalizasyon anvan w itilize done itilizatè a."},"try_validating_and_cleaning_input_sketch1":{"title":"Eseye l poukont ou","prompt":"Tcheke entèval nimerik yo apre konvèsyon an."},"try_validating_and_cleaning_input_sketch2":{"title":"Eseye l poukont ou","prompt":"Separe chak ranje, retire chak chan, epi fòmate rezilta ki netwaye a."},"allowReveal":true},"projectSteps":{"ci_clean_name":{"title":"Ekri yon fonksyon pou netwaye non"},"ci_parse_age":{"title":"Analize yon laj an sekirite"},"ci_clean_row":{"title":"Valide epi netwaye yon ranje"}}},"working-with-paths":{"label":"Travay ak Chemen","summary":"Konprann chemen relatif ak òganizasyon senp dosye.","cards":{"sketch0":{"title":"Chemen relatif yo endike dosye ki nan espas travay aktyèl ou a."},"sketch1":{"title":"Dosye ede òganize fichye yo klèman."},"sketch2":{"title":"Sèvi ak chemen relatif senp, pa sa ki espesifik pou yon machin."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike lekti ak ekriti ak chemen relatif"}},"quiz":{"sc-relative-path-folder":{"title":"Chwazi chemen relatif la","prompt":"Yon fichye ki rele `input.txt` nan yon dosye ki rele `data`. Ki chemen ki refere kòrèkteman a fichye sa a nan leson sa a?","hint":"Itilize non dosye a an premye, epi non fichye a.","help":{"concept":"Nonche wout relatif dosye yo nan lòd soti nan kote espas travay aktyèl la rive nan fichye sib la.","hint_1":"Fichye a pa nan menm dosye ak kòd la; li andedan `data`.","hint_2":"Chèche opsyon ki konekte dosye a ak fichye a ak yon ba oblique."},"options":{"a":"input.txt/data","b":"data/input.txt","c":"/data/input.txt","d":"done-antre.txt"}},"sc-same-folder-path":{"title":"Chemen pou yon fichye ki toupre","prompt":"Kòd ou a ak yon fichye ki rele `notes.txt` yo nan menm dosye a. Ki chemen ou ta dwe itilize pou louvri fichye sa a?","hint":"Si fichye a nan menm dosye a, ou pa bezwen nonmen yon lòt dosye.","help":{"concept":"Yon fichye ki nan menm dosye a ka louvri sèlman ak non fichye li kòm yon chemen relatif.","hint_1":"Pa bezwen okenn non dosye anplis isit la.","hint_2":"Chwazi chemen ki pi kout ki valab ki nonmen sèlman fichye a li menm."},"options":{"a":"data/notes.txt","b":"nòt.txt","c":"./data/notes.txt","d":"folder/notes.txt"}},"mc-relative-path-benefits":{"title":"Poukisa pou itilize chemen relatif isit la?","prompt":"Chwazi tout deklarasyon ki kòrèk sou itilizasyon chemen relatif nan leson sa a.","hint":"Panse sou chemen ki mache andedan espas travay ak dosye ki bay yo.","help":{"concept":"Chemen relatif yo itil paske yo dekri kote fichye yo nan estrikti pwojè a olye pou yo depann sou yon konfigirasyon machin espesifik.","hint_1":"Chèche deklarasyon sou dosye pwojè ak pòtabte andedan espas travay leson an.","hint_2":"Select the choices that describe starting from the current workspace and avoiding machine-specific locations."},"options":{"a":"Yo ka montre dosye ki nan katab tankou `data/input.txt`.","b":"Yo depann de kote konplè yon òdinatè espesifik.","c":"Yo ede òganize fichye yo pa dosye.","d":"Yo toujou mande yon kote konplè ki espesifik pou machin nan."}},"mc-open-path-examples":{"title":"Egzanp chemen relatif valab","prompt":"Chwazi tout egzanp chemen relatif ki valab pou stil espas travay leson sa a.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"options":{"a":"nòt.txt","b":"data/input.txt","c":"dosye -> input.txt","d":"non panèl sòti a"}},"dr-read-file-steps":{"title":"Kòdone etap pou li fichye a","prompt":"Mete etap sa yo nan lòd kòrèk pou li yon fichye ki gen yon chemen relatif epi montre kontni li.","hint":"Ouvri an premye, apre sa li, epi montre.","help":{"concept":"Li yon fichye swiv yon sekans: louvri fichye a, jwenn kontni li, epi enprime rezilta a.","hint_1":"Ou pa ka li dosye a anvan ou louvri li.","hint_2":"Apre ou fin li tèks la nan yon varyab, dènye etap la se montre li nan panèl sòti a."},"tokens":{"t1":"Ouvri `data/input.txt` an mòd lekti","t2":"Sere kontni an nan yon varyab","t3":"Enprime varyab la"}},"dr-build-nested-path":{"title":"Bati chemen an nan lòd","prompt":"Aranje jeton yo pou kreye chemen relatif la pou \"`report.txt`\" andedan dosye \"`data`\".","hint":"Non dosye a vini anvan slash la ak non fichye a.","help":{"concept":"Yon chemen relatif anbrete konstwi kòm dosye, barr, epi non fichye.","hint_1":"Kòmanse ak dosye ki gen fichye a.","hint_2":"Slash la separe non dosye a ak non fichye a."},"tokens":{"t1":"done","t2":"/","t3":"rapò.txt"}},"fb-folder-part":{"title":"Konplete chemen dosye a","prompt":"Ranpli non dosye ki manke a.","hint":"Fichye a nan dosye \"`the missing term`\".","help":{"concept":"Yon chemen relatif pou yon fichye ki anndan yon dosye enkli non dosye a anvan barr la.","hint_1":"Pati ki manke a se dosye ki genyen `input.txt`.","hint_2":"Sèvi ak non dosye ki parèt nan tout egzanp leson yo."},"template":"[blank1]/input.txt","choices":["done","Antre","dosye","li"]},"fb-same-folder-file":{"title":"Konplete chemen menm dosye a","prompt":"Ranpli non fichye ki manke a pou yon fichye ki nan menm dosye a.","hint":"Pa bezwen non dosye isit la.","help":{"concept":"Lè yon fichye nan menm dosye a, chemen relatif la se jis non fichye a.","hint_1":"Blank la dwe non fichye egzak la, pa yon dosye.","hint_2":"Chwazi opsyon ki se yon non fichye senp ki fini ak `.txt`."},"template":"[vid1]","choices":["data/notes.txt","nòt.txt","/nòt.txt","folder/notes.txt"]},"ci-read-nested-file":{"title":"Li nan yon chemen relatif anbreye","prompt":"Ouvri `data/input.txt`, li tèks ki nan chemen relatif sa a, epi enprime l.\n\nSòti ou a dwe egzakteman:\n`Hello paths!`.","hint":"Li tach la \"Li nan yon chemen relatif anbreye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/input.txt\", \"r\") as file:\n # read the text and print it\n pass","solutionCode":"with open(\"data/input.txt\", \"r\") as file:\n text = file.read()\n\nprint(text)","sourceChecks":{"0":{"message":"Ouvri data/input.txt pou li fichye anbreye a."}}},"ci-copy-between-paths":{"title":"Kopi tèks la nan yon lòt chemen relatif","prompt":"Kopye tèks ki nan`data/source.txt`\npou mete l nan`data/copy.txt`\n, epi enprime tèks ou kopye a pou nou ka konfime de fichye yo koresponn.\n\nRezilta w la dwe egzakteman:\n`apple`\n\n`banana`\n.","hint":"Li tach la \"Kopi tèks nan yon lòt chemen relatif\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman yo mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp atann lan anvan ou tcheke repons ou."},"starterCode":"# Read from data/source.txt\n# Write the same text to data/copy.txt\n# Print the copied text","solutionCode":"with open(\"data/source.txt\", \"r\") as source:\n text = source.read()\n\nwith open(\"data/copy.txt\", \"w\") as target:\n target.write(text)\n\nprint(text)","sourceChecks":{"0":{"message":"Li soti nan data/source.txt."},"1":{"message":"Ekri nan data/copy.txt."},"2":{"message":"Sèvi ak file.write() pou kreye kopi a."}}},"ci-count-lines-in-folder":{"title":"Konte liy nan yon chemen fichye","prompt":"Ouvri `data/items.txt`, konte konbyen liy li genyen, epi enprime rezilta a.\n\nSòti ou a dwe egzakteman:\n`3`.","hint":"Li tach la \"Count lines from a file path\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/items.txt\", \"r\") as file:\n # count the lines and print the result\n pass","solutionCode":"with open(\"data/items.txt\", \"r\") as file:\n lines = file.readlines()\n\nprint(len(lines))","sourceChecks":{"0":{"message":"Ouvri data/items.txt pou konte liy li yo."}}},"try-working-with-paths-checkpoint":{"title":"Itilize yon chemen relatif","prompt":"Sèvi ak `Path` pou li `data/names.txt`, epi enprime tèks la san karaktè siplemantè.","hint":"Sèvi ak `Path(\"data\") / \"names.txt\"`.","help":{"concept":"Konstrui chemen relatif la an premye, epi sèvi avè l pou li fichye a.","hint_1":"Kreye chemen an ak `Path(\"data\") / \"names.txt\"`.","hint_2":"Li chemen sa a epi enprime tèks fichye a san karaktè siplemantè."},"starterCode":"from pathlib import Path\n\n# Build a path to data/names.txt and print its contents.\n","starterFiles":{"data_names_txt":{"content":"Ava\nMia\n"}},"solutionFiles":{"main_py":{"content":"from pathlib import Path\n\npath = Path(\"data\") / \"names.txt\"\nprint(path.read_text(), end=\"\")\n"},"data_names_txt":{"content":"Ava\nMia\n"}},"sourceChecks":{"0":{"message":"Sèvi ak Path(...) pou konstwi chemen an."},"1":{"message":"Bati chemen an ak Path('data') / 'names.txt'."}},"solutionCode":"from pathlib import Path\n\npath = Path(\"data\") / \"names.txt\"\nprint(path.read_text(), end=\"\")\n"},"try-working-with-paths-sketch0":{"title":"Bati yon chemen relatif","prompt":"Bati chemen relatif `data/scores.txt` apati varyab `folder` ak `filename`, epi enprime chemen an.","hint":"Konbine non dosye a, yon ba, ak non fichye a.","help":{"concept":"Kat sa a pratike ekri yon chemen relatif kòm tèks.","hint_1":"Sèvi ak varyab `folder` an premye, apre sa `/`, epi `filename`.","hint_2":"Enprime chèn chemen fini a `data/scores.txt`."},"starterCode":"folder = 'data'\nfilename = 'scores.txt'\n\n# Build data/scores.txt and print it.\n","solutionCode":"folder = 'data'\nfilename = 'scores.txt'\npath = folder + '/' + filename\nprint(path)\n","sourceChecks":{"0":{"message":"Bati chemen an apati katab ak non fichye a olye pou w tape chemen final la."}}},"try-working-with-paths-sketch1":{"title":"Sèvi ak pathlib pou yon chemen","prompt":"Itilize `Path(\"data\") / \"scores.txt\"`, estoke li nan yon varyab, epi enprime chemen an.","hint":"Enpòte `Path`, konekte de moso yo ak `/`, epi enprime rezilta a.","help":{"concept":"Kat sa a pratike konstriksyon yon objè chemen olye de yon chèn senp.","hint_1":"Kreye yon varyab tankou `path = Path(\"data\") / \"scores.txt\"`.","hint_2":"Enprime varyab chemen an apre ou fin konstwi li."},"starterCode":"from pathlib import Path\n\n# Create Path('data') / 'scores.txt' and print it.\n","solutionCode":"from pathlib import Path\npath = Path('data') / 'scores.txt'\nprint(path)\n","sourceChecks":{"0":{"message":"Sèvi ak Path(...) pou konstwi chemen an."},"1":{"message":"Bati chemen an ak Path('data') / 'scores.txt'."}}},"try-working-with-paths-sketch2":{"title":"Li nan yon chemen dosye","prompt":"Ouvri `data/message.txt`, li tèks ki nan chemen relatif sa a, epi enprime li.","hint":"Sèvi ak chemen relatif konplè `data/message.txt` andedan `open(...)`.","help":{"concept":"Kat sa a pratike itilize yon chemen dosye lè fichye a pa bò kote`main.py`.","hint_1":"Ouvri `data/message.txt` anndan yon blòk `with open(...)`.","hint_2":"Li tèks fichye a epi enprime sèlman tèks sa a."},"starterCode":"# Open data/message.txt and print its text.\n","starterFiles":{"data_message_txt":{"content":"Nested hello\n"}},"solutionFiles":{"main_py":{"content":"with open('data/message.txt') as file:\n print(file.read().strip())\n"},"data_message_txt":{"content":"Nested hello\n"}},"sourceChecks":{"0":{"message":"Ouvri data/message.txt olye pou w tape Nested hello."}},"solutionCode":"with open('data/message.txt') as file:\n print(file.read().strip())\n"}},"tryIt":{"try_working_with_paths_checkpoint":{"title":"Eseye l poukont ou","prompt":"Sèvi ak `Path` pou li `data/names.txt`, epi enprime tèks la san karaktè siplemantè."},"try_working_with_paths_sketch0":{"title":"Eseye l poukont ou","prompt":"Bati chemen relatif `data/scores.txt` apati varyab `folder` ak `filename`, epi enprime chemen an."},"try_working_with_paths_sketch1":{"title":"Eseye l poukont ou","prompt":"Itilize `Path(\"data\") / \"scores.txt\"`, sere li nan yon varyab, epi enprime chemen an."},"try_working_with_paths_sketch2":{"title":"Eseye l poukont ou","prompt":"Ouvri `data/message.txt`, li tèks ki nan chemen relatif sa a, epi enprime li."},"allowReveal":true},"projectSteps":{"ci_read_nested_file":{"title":"Li nan yon chemen relatif anbreye"},"ci_copy_between_paths":{"title":"Kopi tèks la nan yon lòt chemen relatif"},"ci_count_lines_in_folder":{"title":"Konte liy nan yon chemen fichye"}}},"writing-text-files":{"label":"Ekri Fichye Tèks","summary":"Kreye oswa ranplase fichye tèks lè w louvri chemen yo an mòd ekriti oswa an mòd ajoute epi ekri tèks ke ou ka verifye ak rezilta enprime.","cards":{"sketch0":{"title":"Mòd ekri kreye oswa ranplase tèks"},"sketch1":{"title":"Mòd apend ajoute nan fen an"},"sketch2":{"title":"Sèvi ak karaktè nouvo liy epi verifye sa ou te ekri a."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike ekri ak mete fichye tèks an apèndis."}},"quiz":{"sc-write-vs-append":{"title":"Chwazi mòd ki ranplase tèks ansyen an.","prompt":"Ki mòd fichye ou ta dwe itilize lè ou vle ranplase nenpòt tèks ki egziste deja nan yon fichye ak nouvo tèks?","hint":"Sèvi ak fason kesyon an poze a ak egzanp leson an pou limite chwa yo.","help":{"concept":"Kesyon sa a tcheke yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Retire opsyon ki pa matche ak konsèp la oswa prèv ki site nan kesyon an."},"options":{"a":"yon","b":"d","c":"r","d":"\"x\""}},"sc-verify-written-text":{"title":"Pi bon fason pou konfime tèks ki anrejistre a","prompt":"Apre ou fin ekri tèks nan yon fichye nan leson sa a, ki pi bon fason pou fè rezilta a parèt nan panèl sòti a?","hint":"Panse pou louvri chemen an ankò epi montre kontni ki te sove yo.","help":{"concept":"Egzèsis ekriti fichye yo ta dwe pwodwi rezilta ki ka obsève, kidonk yon modèl komen se relouvri fichye a epi enprime sa ki te ekri a.","hint_1":"Ekri modifye fichye a, men panèl sòti a sèlman montre tèks ou enprime.","hint_2":"Chwazi opsyon ki li tèks ki anrejistre a ankò epi afiche li."},"options":{"a":"Chanje tèm editè a","b":"Reouvri fichye a epi enprime sa ki ladan l.","c":"Ouvri panèl nòt yo","d":"Chanje non varyab la"}},"mc-append-true-statements":{"title":"Enfòmasyon sou mòd apendisyon","prompt":"Chwazi tout deklarasyon ki kòrèk sou ouvèti yon fichye an mòd apend (`\"a\"`).","hint":"Mòd apendi kenbe tèks ansyen an epi ajoute nouvo tèks la apre li.","help":{"concept":"Mòd apendi a ekri nan fen kontni ki egziste deja olye pou li efase fichye a an premye.","hint_1":"Chèche deklarasyon ki dekri kenbe tèks ki egziste deja.","hint_2":"Rejte nenpòt opsyon ki di ke mòd apend efase fichye a anvan li ekri."},"options":{"a":"Li kenbe kontni ki egziste deja.","b":"Li ajoute nouvo tèks nan fen fichye a.","c":"Li toujou retire tout sa ki deja nan fichye a.","d":"Li ka itilize pou ajoute yon lòt liy nan yon jounal."}},"mc-good-writing-patterns":{"title":"Modèl itil lè w ap ekri fichye tèks","prompt":"Chwazi tout pratik ki adapte ak pwosesis ekriti fichye pou sijè sa a.","hint":"Panse pou ekri tèks, epi fè rezilta a vizib.","help":{"concept":"Pwogram ekriti fichye pou debutan souvan itilize yon dosye pwoteksyon (`with open(...)`) pou aksè an sekirite, karaktè nouvo liy (newline) pou kase liy, ak yon verifikasyon enprime apre ekriti.","hint_1":"Chèche modèl ki enplike `with open`, `\\n`, ak enprime tèks ki sove.","hint_2":"Evite chwa ki pa gen rapò ak ekriti oswa tcheke kontni fichye a."},"options":{"a":"Itilize `with open(...)` pou fichye a jere byen.","b":"Itilize `\\n` lè ou vle pwochen tèks la sou yon nouvo liy.","c":"Enprime kontni ki sove a apre ekriti pou rezilta a vizib.","d":"Chanje panèl nòt yo anvan ou ekri."}},"dr-write-file-steps":{"title":"Kòdone etap pou ekri ak verifye yo","prompt":"Mete etap sa yo nan lòd kòrèk pou yon pwogram senp ki ekri tèks epi verifye li.","hint":"Ekri an premye, apre sa relouvri epi montre tèks ki te anrejistre a.","help":{"concept":"Yon pwosesis travay komen se louvri dokiman an an mòd ekriti, ekri tèks la, relouvri l an mòd lekti, epi enprime sa ki ladan l.","hint_1":"Fichye a dwe louvri pou ekriti anvan ekzekisyon kowòdone a ka fèt.","hint_2":"Enpresyon vini apre lekti kontni ki sove yo."},"tokens":{"t1":"Ouvri chemen an nan mòd \"w\".","t2":"Ekri tèks la","t3":"Ouvri menm chemen an pou lekti","t4":"Enprime sa ki nan fichye a"}},"dr-append-log-sequence":{"title":"Kòmande workflow apendiks la","prompt":"Aranje aksyon sa yo pou montre kijan yon pwogram ka kreye yon antre jounal kòmansman, ajoute yon lòt antre, epi afiche tout jounal la.","hint":"Premye ekriti a kreye tèks kòmansman an anvan ajoute a ajoute plis.","help":{"concept":"Pou demontre mòd apend la klèman, premye kreye kontni inisyal la, apre sa ajoute nouvo tèks la, epi li tout fichye a ankò.","hint_1":"Ou bezwen kèk tèks kòmansman anvan etap ajoute a gen sans.","hint_2":"Li ak enprime tout jounal la ta dwe fèt apre tou de ekriti yo fini."},"tokens":{"t1":"Louvri jounal la ak mòd \"w\" epi ekri premye liy lan.","t2":"Ouvri jounal la ak mòd \"a\" epi ajoute yon lòt liy","t3":"Louvri jounal la pou lekti","t4":"Enprime tout tèks jounal la"}},"fb-write-mode-code":{"title":"Ranpli mòd ekriti a","prompt":"Konplete mòd la pou kòd sa a louvri fichye a pou ranplase tèks la.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Blank la dwe ranpli ak tèm ki koresponn ak travay k ap dekri a.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"with open(\"report.txt\", [blank1]) as file:","choices":["r","yon","d","\"x\""]},"fb-newline-choice":{"title":"Ranpli liy kase a","prompt":"Chwazi tèks ki kòmanse yon nouvo liy apre `First line`.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa kòmand la dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"ekri.fichye(\"Premye liy[espas1]Dezyèm liy\")","choices":["\\t","\\n","\\r"]},"ci-write-greeting-file":{"title":"Ekri yon fichye salitasyon pèsonalize","prompt":"Ekri yon salitasyon nan `greeting.txt` lè w itilize non antre a an majiskil pou premye lèt chak mo, apre sa, louvri `greeting.txt` epi enprime sa ki ladan l.\n\nPa egzanp, si antre a se `zoe`, pwogram ou an ta dwe enprime:\n`Hello, Zoe!`.","hint":"Sèvi ak `input()` pou non an, epi ekri salitasyon fòmate a nan fichye a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"name = input()\n\n# Write Hello, NAME! to greeting.txt.\n# Then open greeting.txt and print its contents.\n","solutionCode":"name = input().strip().title()\n\nwith open(\"greeting.txt\", \"w\") as file:\n file.write(f\"Hello, {name}!\")\n\nwith open(\"greeting.txt\") as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan greeting.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri greeting.txt."}}},"ci-overwrite-shopping-list":{"title":"Ekri sou yon lis makèt ki soti nan antre","prompt":"Fòk yon lis makèt ekri ankò apati de nouvo done. Ekri toude atik yo nan`shopping.txt`\n, youn pa liy epi an majiskil pou premye lèt chak mo, epi enprime kontni fichye a.\n\nPa egzanp, si done ki antre yo se`bread`\nak`apples`\n, pwogram ou an ta dwe enprime:\n`Bread`\n\n`Apples`\n.","hint":"Lè w ouvri yon fichye ak `\"w\"`, li ranplase ansyen kontni an.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"first_item = input()\nsecond_item = input()\n\n# Write both items to shopping.txt, one per line.\n# Then print the file contents.\n","solutionCode":"first_item = input().strip().title()\nsecond_item = input().strip().title()\n\nwith open(\"shopping.txt\", \"w\") as file:\n file.write(first_item + \"\\n\")\n file.write(second_item + \"\\n\")\n\nwith open(\"shopping.txt\") as file:\n print(file.read(), end=\"\")\n","sourceChecks":{"0":{"message":"Ekri nan shopping.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri shopping.txt."}}},"ci-append-log-entry":{"title":"Ajoute yon antre nan jounal la","prompt":"Jounal la deja kòmanse ak yon sèl liy. Ajoute nouvo antre antre a nan`log.txt`\nsou yon nouvo liy, epi enprime tout fichye a.\n\nPa egzanp, si antre a se`Checked sensors`\n, pwogram ou an ta dwe enprime:\n`Start shift`\n\n`Checked sensors`\n.","hint":"Lè w ouvri yon fichye ak `\"a\"`, li kenbe ansyen kontni an epi li ajoute nouvo tèks nan fen an.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"entry = input()\n\n# Append the entry to log.txt on a new line, then print the full file.\n","solutionCode":"entry = input().strip()\n\nwith open(\"log.txt\", \"a\") as file:\n file.write(\"\\n\" + entry)\n\nwith open(\"log.txt\") as file:\n print(file.read(), end=\"\")\n","sourceChecks":{"0":{"message":"Ajoute nan log.txt olye de sèlman enprime repons lan."},"1":{"message":"Ouvri log.txt nan mòd apand."}}},"try-writing-text-files-checkpoint":{"title":"Ekri epi li yon fichye tèks","prompt":"Ekri `Hello from a file!` nan `note.txt`, apre sa li fichye a epi enprime tèks ki sove a.","hint":"Ouvri fichye a an mòd ekriti an premye, epi relouvri l pou lekti.","help":{"concept":"Ekri fichye a an premye, epi relouvri li pou w ka montre egzakteman sa ki te anrejistre.","hint_1":"Ouvri `note.txt` an mòd ekriti epi sove `Hello from a file!`.","hint_2":"Rouvri `note.txt` nan mòd lekti epi enprime tèks ou sot ekri a."},"starterCode":"# Write Hello from a file! to note.txt.\n# Then read note.txt and print it.\n","solutionCode":"with open(\"note.txt\", \"w\") as file:\n file.write(\"Hello from a file!\")\n\nwith open(\"note.txt\") as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan note.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri fichye a."}}},"try-writing-text-files-sketch0":{"title":"Ekri epi li yon mesaj","prompt":"Ekri `Done` nan `note.txt`, apre sa relouvri `note.txt` epi enprime tèks ki sove a.","hint":"Sèvi ak mòd ekriti an premye, apre sa li menm fichye a ankò.","help":{"concept":"Kat sa a pratike tout pwosesis ekri-epi-tcheke a ak yon sèl fichye.","hint_1":"Ouvri `note.txt` ak mòd `\"w\"` epi ekri `Done`.","hint_2":"Ouvri `note.txt` ankò epi enprime `file.read()`."},"starterCode":"# Write Done to note.txt.\n# Then open note.txt and print its contents.\n","solutionCode":"with open('note.txt', 'w') as file:\n file.write('Done')\n\nwith open('note.txt') as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan note.txt olye de sèlman enprime Done."},"1":{"message":"Sèvi ak file.write() pou ekri note.txt."}}},"try-writing-text-files-sketch1":{"title":"Ajoute yon dezyèm liy","prompt":"Kreye yon fisye `log.txt` ak `Start`, relouvri li nan mòd apend, ajoute `End` sou yon nouvo liy, epi enprime tout fichye a.","hint":"Sèvi ak mòd ekriti pou premye liy lan epi sèvi ak mòd apond pou dezyèm liy lan.","help":{"concept":"Kat sa a konpare mòd ekri ak mòd ajoute nan yon pwogram kout.","hint_1":"Premyeman, louvri `log.txt` ak `\"w\"` epi ekri `Start\n`.","hint_2":"Apre sa, ouvri `log.txt` ak `\"a\"`, ekri `End`, epi enprime tout fichye a."},"starterCode":"# Create log.txt with Start, then append End on a new line.\n# Print the final file contents.\n","solutionCode":"with open('log.txt', 'w') as file:\n file.write('Start\\n')\nwith open('log.txt', 'a') as file:\n file.write('End')\nwith open('log.txt') as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Kreye epi ajoute nan log.txt."},"1":{"message":"Sèvi ak file.write() pou ekri fichye jounal la."}}},"try-writing-text-files-sketch2":{"title":"Ekri yon rapò senp","prompt":"Ekri `Ava: 92` nan `report.txt`, apre sa relouvri fichye a epi enprime li.","hint":"Sèvi ak varyab `name` ak `score` pou konstwi tèks la anvan ou ekri li.","help":{"concept":"Kat sa a pratike fòmate yon liy tèks anvan li anrejistre l nan yon fichye.","hint_1":"Bati tèks la ak `f\"{name}: {score}\"` epi ekri li nan `report.txt`.","hint_2":"Rouvri `report.txt` epi enprime liy ki sove a."},"starterCode":"name = 'Ava'\nscore = 92\n\n# Write 'Ava: 92' to report.txt, then print the file.\n","solutionCode":"name = 'Ava'\nscore = 92\nwith open('report.txt', 'w') as file:\n file.write(f'{name}: {score}')\nwith open('report.txt') as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan report.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri report.txt."}}}},"tryIt":{"try_writing_text_files_checkpoint":{"title":"Eseye l poukont ou","prompt":"Ekri `Hello from a file!` nan `note.txt`, apre sa li fichye a epi enprime tèks ki sove a."},"try_writing_text_files_sketch0":{"title":"Eseye l poukont ou","prompt":"Ekri `Done` nan `note.txt`, apre sa relouvri `note.txt` epi enprime tèks ki te sove a."},"try_writing_text_files_sketch1":{"title":"Eseye l poukont ou","prompt":"Kreye yon fichye `log.txt` ak `Start`, relouvri li nan mòd apend, ajoute `End` sou yon nouvo liy, epi enprime tout fichye a."},"try_writing_text_files_sketch2":{"title":"Eseye l poukont ou","prompt":"Ekri `Ava: 92` nan `report.txt`, apre sa relouvri fichye a epi enprime li."},"allowReveal":true},"projectSteps":{"ci_write_greeting_file":{"title":"Ekri epi montre yon salitasyon."},"ci_overwrite_shopping_list":{"title":"Ekri sou yon lis ki gen de liy"},"ci_append_log_entry":{"title":"Ajoute yon nouvo antre nan jounal la"}}}},"python-8-real-world-project":{"community-event-registration-cleaner":{"label":"Final Capstone: Community Event Registration Cleaner","summary":"A community center receives messy registration exports. Build a modular cleaner that preserves valid registrations, summarizes seats by event, and writes dependable output files.","cards":{"sketch0":{"title":"A new domain, the same engineering habits"},"project":{"title":"Community Event Registration Cleaner"}},"projectSteps":{"cp_1":{"title":"Preview the registration file"},"cp_2":{"title":"Clean one registration row"},"cp_3":{"title":"Skip invalid seat counts"},"cp_4":{"title":"Move cleaning into a helper module"},"cp_5":{"title":"Add event summary functions"},"cp_6":{"title":"Write the final registration reports"}},"quiz":{"try-community-event-registration-cleaner-sketch0":{"title":"Clean one registration preview","prompt":"Read the first data row from `data/registration.csv`. Split the four fields, title-case the name, convert seats to an integer, lowercase the email, and print `Ava Smith reserved 2 seat(s) for Python Night <ava@example.com>`.","hint":"Skip the header before splitting the first data row.","help":{"concept":"A small preview verifies the input shape before the larger capstone adds error handling and modules.","hint_1":"Clean each field after splitting the row.","hint_2":"Use the values from the file instead of hard-coding the final line."},"starterCode":"with open(\"data/registration.csv\") as file:\n next(file)\n row = next(file).strip()\n\n# Split the row, clean name/email, convert seats, and print the required line.\n","starterFiles":{"data_registration_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/registration.csv\") as file:\n next(file)\n row = next(file).strip()\n\nname, event, seats, email = row.split(\",\")\nprint(f\"{name.strip().title()} reserved {int(seats)} seat(s) for {event.strip()} <{email.strip().lower()}>\")\n"},"data_registration_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM \n"}},"solutionCode":"with open(\"data/registration.csv\") as file:\n next(file)\n row = next(file).strip()\n\nname, event, seats, email = row.split(\",\")\nprint(f\"{name.strip().title()} reserved {int(seats)} seat(s) for {event.strip()} <{email.strip().lower()}>\")\n","sourceChecks":{"0":{"message":"Read the supplied registration file."},"1":{"message":"Split the row into fields."},"2":{"message":"Normalize the attendee name."},"3":{"message":"Normalize the email address."}}},"cp-1-read-registration-file":{"title":"Preview the registration file","prompt":"Continue the community-event registration cleaner. In step 1 of 6, open `data/registrations.csv` and print every row with surrounding whitespace removed. Do not type the CSV contents into main.py.","hint":"Inspect the real file before designing the cleaner.","help":{"concept":"A production data task begins by confirming the actual columns and row shape.","hint_1":"Use the exact relative path from the prompt.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"# Read data/registrations.csv and print each stripped row.\n","starterFiles":{"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionCode":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n","sourceChecks":{"0":{"message":"Use the named file and required operation."}}},"cp-2-clean-one-registration":{"title":"Clean one registration row","prompt":"Continue the community-event registration cleaner. In step 2 of 6, keep the file-preview context, then add `clean_row(line)`. Return a dictionary with title-cased `name`, stripped `event`, integer `seats`, and lowercase `email`. Read the first data row and print the cleaned dictionary.","hint":"Make one row dependable before processing the complete file.","help":{"concept":"A single-row helper creates one tested contract for every later row.","hint_1":"Split into four names before cleaning each field.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n # Split and clean name, event, seats, and email.\n pass\n\n\nwith open(\"data/registrations.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n","starterFiles":{"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\n\nwith open(\"data/registrations.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionCode":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\n\nwith open(\"data/registrations.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n","sourceChecks":{}},"cp-3-skip-bad-registration-rows":{"title":"Skip invalid seat counts","prompt":"Continue the community-event registration cleaner. In step 3 of 6, keep `clean_row(line)`. Loop through the data rows, collect valid dictionaries in `records`, and skip rows whose seat value raises `ValueError`.","hint":"Protect the loop from bad seat values without discarding valid registrations.","help":{"concept":"Expected conversion failures should be handled at the narrow point where they occur.","hint_1":"Append only inside the try block.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n pass\n\nprint(records)\n","starterFiles":{"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionCode":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."},"2":{"message":"Preserve the deterministic output contract."}}},"cp-4-move-cleaning-to-module":{"title":"Move cleaning into a helper module","prompt":"Continue the community-event registration cleaner. In step 4 of 6, move `clean_row(line)` into `tools/cleaning.py`. Import it in `main.py`, keep the same valid `records` list, and preserve the printed output.","hint":"Move only the cleaning responsibility; the workflow remains in main.py.","help":{"concept":"A helper module removes repeated logic without giving the model responsibility for file orchestration.","hint_1":"Import clean_row from tools.cleaning in main.py.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","starterFiles":{"tools_cleaning_py":{"content":"def clean_row(line):\n # Move the working cleaning logic here.\n pass\n"},"tools___init___py":{"content":""},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools___init___py":{"content":""}},"solutionCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."}}},"cp-5-add-summary-functions":{"title":"Add event summary functions","prompt":"Continue the community-event registration cleaner. In step 5 of 6, create `tools/summary.py` with `total_seats(records)` and `event_counts(records)`. Import both helpers in `main.py`, print the total seats, then print each event count in sorted event-name order.","hint":"Keep summary calculations pure so they can be reused by the console and file reports.","help":{"concept":"Summary functions should accept records and return values without depending on a specific output surface.","hint_1":"Sort the event names before printing for deterministic output.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"from tools.cleaning import clean_row\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Total seats: {total_seats(records)}\")\nfor event, count in sorted(event_counts(records).items()):\n print(f\"{event}: {count}\")\n","starterFiles":{"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n pass\n\n\ndef event_counts(records):\n pass\n"},"tools___init___py":{"content":""},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Total seats: {total_seats(records)}\")\nfor event, count in sorted(event_counts(records).items()):\n print(f\"{event}: {count}\")\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n return sum(record[\"seats\"] for record in records)\n\n\ndef event_counts(records):\n counts = {}\n for record in records:\n event = record[\"event\"]\n counts[event] = counts.get(event, 0) + 1\n return counts\n"},"tools___init___py":{"content":""}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Total seats: {total_seats(records)}\")\nfor event, count in sorted(event_counts(records).items()):\n print(f\"{event}: {count}\")\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."},"2":{"message":"Preserve the deterministic output contract."}}},"cp-6-write-final-reports":{"title":"Write the final registration reports","prompt":"Continue the community-event registration cleaner. In step 6 of 6, create `tools/reports.py`. Write cleaned records to `output/clean_registrations.csv`, write the seat and event summary to `output/summary.txt`, call both helpers from `main.py`, and print the final deterministic summary.","hint":"The final step should leave both output files and a concise console handoff.","help":{"concept":"A finished data tool produces durable artifacts and reports enough information to verify the run.","hint_1":"Create output/ through pathlib before opening the report paths.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"from tools.cleaning import clean_row\nfrom tools.reports import write_clean_registrations, write_summary\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\ntotal = total_seats(records)\ncounts = event_counts(records)\nwrite_clean_registrations(records)\nwrite_summary(total, counts)\n\nprint(f\"Cleaned {len(records)} registrations\")\nprint(f\"Total seats: {total}\")\nfor event, count in sorted(counts.items()):\n print(f\"{event}: {count}\")\n","starterFiles":{"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n return sum(record[\"seats\"] for record in records)\n\n\ndef event_counts(records):\n counts = {}\n for record in records:\n event = record[\"event\"]\n counts[event] = counts.get(event, 0) + 1\n return counts\n"},"tools_reports_py":{"content":"from pathlib import Path\n\n\ndef write_clean_registrations(records, path=\"output/clean_registrations.csv\"):\n pass\n\n\ndef write_summary(total, counts, path=\"output/summary.txt\"):\n pass\n"},"tools___init___py":{"content":""},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.reports import write_clean_registrations, write_summary\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\ntotal = total_seats(records)\ncounts = event_counts(records)\nwrite_clean_registrations(records)\nwrite_summary(total, counts)\n\nprint(f\"Cleaned {len(records)} registrations\")\nprint(f\"Total seats: {total}\")\nfor event, count in sorted(counts.items()):\n print(f\"{event}: {count}\")\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n return sum(record[\"seats\"] for record in records)\n\n\ndef event_counts(records):\n counts = {}\n for record in records:\n event = record[\"event\"]\n counts[event] = counts.get(event, 0) + 1\n return counts\n"},"tools_reports_py":{"content":"from pathlib import Path\n\n\ndef write_clean_registrations(records, path=\"output/clean_registrations.csv\"):\n output_path = Path(path)\n output_path.parent.mkdir(parents=True, exist_ok=True)\n with output_path.open(\"w\") as file:\n file.write(\"name,event,seats,email\\n\")\n for record in records:\n file.write(f\"{record['name']},{record['event']},{record['seats']},{record['email']}\\n\")\n\n\ndef write_summary(total, counts, path=\"output/summary.txt\"):\n output_path = Path(path)\n output_path.parent.mkdir(parents=True, exist_ok=True)\n with output_path.open(\"w\") as file:\n file.write(f\"Total seats: {total}\\n\")\n for event, count in sorted(counts.items()):\n file.write(f\"{event}: {count}\\n\")\n"},"tools___init___py":{"content":""}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.reports import write_clean_registrations, write_summary\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\ntotal = total_seats(records)\ncounts = event_counts(records)\nwrite_clean_registrations(records)\nwrite_summary(total, counts)\n\nprint(f\"Cleaned {len(records)} registrations\")\nprint(f\"Total seats: {total}\")\nfor event, count in sorted(counts.items()):\n print(f\"{event}: {count}\")\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."},"2":{"message":"Preserve the deterministic output contract."},"3":{"message":"Create the requested output artifact."}}}},"tryIt":{"try_community_event_registration_cleaner_sketch0":{"title":"Try it yourself","prompt":"Read the first data row from `data/registration.csv`. Split the four fields, title-case the name, convert seats to an integer, lowercase the email, and print `Ava Smith reserved 2 seat(s) for Python Night <ava@example.com>`."},"allowReveal":true}},"class-roster-cleaner":{"label":"Pwojè final kou a: Netwayè lis klas la","summary":"Bati pwosesis netwayaj lis la kòm yon koule kontinyèl: enspekte ekspòtasyon an, netwaye ranje yo, modilize lojik la, rezime klas la, epi voye rapò final yo.","cards":{"sketch0":{"title":"Kliyan final ou a: biwo lekòl la"},"project":{"title":"Netwayè Lis Klas"}},"projectSteps":{"cp_1":{"title":"Li fichye lis la"},"cp_2":{"title":"Netwaye yon ranje nan lis la"},"cp_3":{"title":"Sote ranje ki pa bon yo an sekirite"},"cp_4":{"title":"Mete netwayaj nan yon modil èd."},"cp_5":{"title":"Ajoute fonksyon rezime"},"cp_6":{"title":"Ekri rapò final yo"}},"quiz":{"cp-1-read-roster-file":{"title":"Li fichye lis la","prompt":"Biwo lekòl la voye ou yon fichye ki rele \"`data/roster.csv`\" epi li di, \"Anvan nou fè konfyans fichye sa a, èske ou ka montre nou egzakteman sa li genyen ladan l?\" Li fichye a epi enprime chak liy brit san okenn liy vid anplis, enkli liy antèt la.","hint":"Kòmanse pa enspekte ekspòtasyon brit la egzakteman jan li te rive.","help":{"concept":"Yon pwojè netwayaj done ki fèt ak anpil atansyon kòmanse ak vizibilite: li fichye sous la anvan ou transfòme li.","hint_1":"Ouvri `data/roster.csv` ak yon blòk `with open(...)`.","hint_2":"Fè yon bouk sou fichye a epi enprime `line.strip()`."},"starterCode":"# Read data/roster.csv and print every raw line without extra blank lines.\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"sourceChecks":{"0":{"message":"Li data/roster.csv olye pou w tape sa ki nan lis la."}},"solutionCode":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n"},"cp-2-clean-one-row":{"title":"Netwaye yon ranje nan lis la","prompt":"Kòmanse ak apèsi lis ou deja bati a. Kenbe kontèks sa a, epi ajoute `clean_row(line)` pou yon ranje done vin tounen yon diksyonè ki gen `name` netwaye, `score` antye, ak `email` an lèt piti. Li premye ranje done a ankò epi enprime diksyonè netwaye a.","hint":"Enspekte an premye, apre sa re-itilize menm fòm fichye a pou teste asistan an sou yon ranje.","help":{"concept":"Yon fwa yon ranje gen yon fòm ki fyab, tout pwojè a ka reitilize menm lojik netwayaj sa a pou chak ranje.","hint_1":"Separe ranje a an `name`, `score`, ak `email`.","hint_2":"Sèvi ak `.strip().title()` pou non, `int(...)` pou nòt, ak `.strip().lower()` pou imèl."},"starterCode":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n\n# Keep the raw roster preview above as your starting point.\n# Next, write clean_row(line) so one data row becomes a cleaned dictionary.\ndef clean_row(line):\n # Split name, score, and email, then return the cleaned record.\n pass\n\nwith open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\n# Print the cleaned first data row.\nprint(clean_row(first_row))\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\n\nwith open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionCode":"try:\n with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\nexcept FileNotFoundError:\n pass\n\n\ndef clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\n\ntry:\n with open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\n print(clean_row(first_row))\nexcept FileNotFoundError:\n pass\n"},"cp-3-skip-bad-roster-rows":{"title":"Sote ranje ki pa bon yo an sekirite","prompt":"Kenbe asistan `clean_row(line)` k ap fonksyone nan dènye etap la. Kounye a, fè yon bouk sou ranje done yo, ranmase dosye ki valab e ki netwaye, epi sote ranje ki pa valab yo pou netwayè lis la rete itil.","hint":"Sèvi ak menm asistan an pou chak ranje olye pou w refè netwayaj la an liy.","help":{"concept":"Fichye reyèl yo raman pafè. Yon zouti done itil pwoteje koule travay la lè li ranmase anrejistreman ki valab epi sote ranje li pa ka netwaye.","hint_1":"Kreye yon tablo `records = []`, epi fè yon bouk sou ranje yo apre antèt la.","hint_2":"Ajoute andedan `try` epi sote ranje ki pa valab nan `except ValueError`."},"starterCode":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n # Keep using clean_row(line), but only save rows with valid scores.\n # Skip ValueError rows so the roster cleaner can finish the file.\n try:\n records.append(clean_row(line))\n except ValueError:\n pass\n\nprint(records)\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"sourceChecks":{"0":{"message":"Sèvi ak try/except pou sote ranje move nan lis la."},"1":{"message":"Trape ValueError pou liy move nan lis la."},"2":{"message":"Itilize clean_row(line) andedan bouk la."}},"solutionCode":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"cp-4-move-cleaning-to-module":{"title":"Mete netwayaj nan yon modil èd.","prompt":"Kòmanse ak pwogram ki netwaye lis travay la nan `main.py`. Mete `clean_row(line)` nan `tools/cleaning.py`, enpòte li tounen nan `main.py`, epi kenbe rezilta dosye ki netwaye yo egzakteman menm jan.","hint":"Etap sa a se yon refactoring, pa yon reekriti: workflow la rete nan `main.py`, epi detay netwayaj yo deplase nan modil èd la.","help":{"concept":"Lè yon pwojè grandi, modil èd yo kenbe fichye prensipal la konsantre sou workflow la olye de detay yo.","hint_1":"Kreye yon kont `tools/cleaning.py` epi deplase kont `clean_row(line)` la ladan l.","hint_2":"Nan `main.py`, ranplase fonksyon lokal la ak `from tools.cleaning import clean_row`."},"starterCode":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\n# Move clean_row(line) into tools/cleaning.py.\n# Then import it back here so main.py keeps only the roster workflow.\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_init_py":{"content":""},"tools_cleaning_py":{"content":"# Move clean_row(line) here and keep the same cleaned record shape.\n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_row nan tools.cleaning."},"1":{"message":"Sèvi ak clean_row(line) nan modil èd la."}},"solutionCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"cp-5-add-summary-functions":{"title":"Ajoute fonksyon rezime","prompt":"Kenbe netwayè ki baze sou helper nan etap anvan an. Kounye a, ajoute `tools/scoring.py` pou pwojè a ka enprime nòt mwayèn nan awondi a yon plas desimal ak kantite pas.","hint":"Ajoute kalkil nòt la nan edè yo, epi ranplase apèsi dosye brit la ak de liy rezime yo.","help":{"concept":"Rapò yo anjeneral bezwen rezime, pa sèlman ranje ki netwaye. Fonksyon èd fè kalkil sa yo fasil pou teste ak re-itilize.","hint_1":"Ajoute `average_score(records)` ak `passing_count(records)` nan `tools/scoring.py`.","hint_2":"Enpòte toude helper yo nan `main.py`, epi enprime `Average: ...` ak `Passing: ...`."},"starterCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n\n# Replace the raw records preview with summary helpers.\n# Add average_score(records) and passing_count(records) in tools/scoring.py, then print both summary lines here.\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_init_py":{"content":""},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"# Add average_score(records) and passing_count(records) here.\n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"def average_score(records):\n total = 0\n for record in records:\n total += record[\"score\"]\n return total / len(records)\n\ndef passing_count(records):\n count = 0\n for record in records:\n if record[\"score\"] >= 70:\n count += 1\n return count\n"}},"sourceChecks":{"0":{"message":"Enpòte average_score ak passing_count soti nan tools.scoring."},"1":{"message":"Sèvi ak average_score(records) pou kalkile mwayèn nan."},"2":{"message":"Sèvi ak passing_count(records) pou kalkile kantite pasaj."}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"cp-6-write-final-reports":{"title":"Ekri rapò final yo","prompt":"Kòmanse ak netwayè a ki deja enprime mwayèn nan ak kantite pase yo. Konplete transfè a lè w ajoute asistan rapò yo, ekri `output/clean_roster.csv` ak `output/summary.txt`, epi enprime liy kantite netwaye a ak rezime final la.","hint":"Tounen rezime travay la an livrabl: ekri tou de fichye yo, epi enprime kantite ki netwaye a ansanm ak liy rezime yo.","help":{"concept":"Yon pwojè reyèl fini ak livrabl: fichye ki netwaye ak yon rezime yon lòt moun ka itilize.","hint_1":"Ajoute `write_clean_roster(records, path)` ak `write_summary(records, path)` nan `tools/reports.py`.","hint_2":"Rele asistan sa yo pou de chemen sòti yo, epi enprime kantite dosye ki netwaye yo ansanm ak mwayèn nan ak liy ki pase yo."},"starterCode":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n\n# Finish the handoff by adding tools/reports.py.\n# Write output/clean_roster.csv and output/summary.txt, then print the cleaned record count too.\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_init_py":{"content":""},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"def average_score(records):\n total = 0\n for record in records:\n total += record[\"score\"]\n return total / len(records)\n\ndef passing_count(records):\n count = 0\n for record in records:\n if record[\"score\"] >= 70:\n count += 1\n return count\n"},"tools_reports_py":{"content":"# Add write_clean_roster(records, path) and write_summary(records, path) here.\n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\nfrom tools.reports import write_clean_roster, write_summary\nfrom pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwrite_clean_roster(records, \"output/clean_roster.csv\")\nwrite_summary(records, \"output/summary.txt\")\nprint(f\"Cleaned {len(records)} records\")\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"def average_score(records):\n total = 0\n for record in records:\n total += record[\"score\"]\n return total / len(records)\n\ndef passing_count(records):\n count = 0\n for record in records:\n if record[\"score\"] >= 70:\n count += 1\n return count\n"},"tools_reports_py":{"content":"import os\nfrom tools.scoring import average_score, passing_count\n\ndef write_clean_roster(records, path):\n os.makedirs(os.path.dirname(path) or \".\", exist_ok=True)\n with open(path, \"w\") as file:\n file.write(\"name,score,email\\n\")\n for record in records:\n file.write(f\"{record['name']},{record['score']},{record['email']}\\n\")\n\ndef write_summary(records, path):\n os.makedirs(os.path.dirname(path) or \".\", exist_ok=True)\n with open(path, \"w\") as file:\n file.write(f\"records={len(records)}\\n\")\n file.write(f\"average={average_score(records):.1f}\\n\")\n file.write(f\"passing={passing_count(records)}\\n\")\n"}},"sourceChecks":{"0":{"message":"Sèvi ak write_clean_roster(...) pou kreye rapò lis pwòp la."},"1":{"message":"Sèvi ak write_summary(...) pou kreye rapò rezime a."},"2":{"message":"Ekri lis pwòp la pou output/clean_roster.csv."},"3":{"message":"Ekri rezime pou output/summary.txt."}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\nfrom tools.reports import write_clean_roster, write_summary\nfrom pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwrite_clean_roster(records, \"output/clean_roster.csv\")\nwrite_summary(records, \"output/summary.txt\")\nprint(f\"Cleaned {len(records)} records\")\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"try-class-roster-cleaner-sketch0":{"title":"Netwaye premye anrejistreman lis la","prompt":"Ouvri `data/roster.csv`, sote ranje antèt la, netwaye premye dosye elèv la, epi enprime `Ava Smith <ava@example.com>`.","hint":"Sote antèt la, epi netwaye premye ranje done a anvan ou enprime li.","help":{"concept":"Kat sa a itilize fòm fichye lis reyèl la ki soti nan capstone la olye de yon chèn ranje ki kode an di.","hint_1":"Ouvri `data/roster.csv`, itilize `next(file)` yon fwa pou sote antèt la, epi li premye ranje done a.","hint_2":"Separe liy lan, mete non an ak premye lèt majiskil, mete adrès imel la an lèt piti, epi enprime `Name <email>`."},"starterCode":"with open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\n# Clean the first student record and print Ava Smith <ava@example.com>.\n","solutionCode":"with open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\nname, score, email = first_row.split(\",\")\nprint(f\"{name.strip().title()} <{email.strip().lower()}>\")\n","sourceChecks":{"0":{"message":"Li ranje a nan data/roster.csv."},"1":{"message":"Sote ranje tit la anvan ou li premye elèv la."},"2":{"message":"Separe ranje lis la an pati li yo."},"3":{"message":"Mete non etidyan an an tit."},"4":{"message":"Ekri adrès imel la an lèt piti."}}}},"tryIt":{"try_class_roster_cleaner_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `data/roster.csv`, sote ranje antèt la, netwaye premye dosye elèv la, epi enprime `Ava Smith <ava@example.com>`."},"allowReveal":true}}}},"python-v2":{"python-v2-0":{"module-0-welcome-board-project":{"label":"Pwojè Modil: Konstwi yon Panno Byenveni","summary":"Yon responsab klib bezwen yon panno byenveni ki vin yon ti jan pi byen fèt nan chak etap. Kontinye amelyore menm pwogram nan jiskaske tout panno a pare.","cards":{"sketch0":{"title":"Premye kliyan ou: yon responsab klib ak yon panno byenveni vid"},"project":{"title":"Konstriktè Panno Byenveni"}},"projectSteps":{"mp_1":{"title":"Mete tit evènman an"},"mp_2":{"title":"Ajoute liy lè a"},"mp_3":{"title":"Ajoute kantite èd yo"},"mp_4":{"title":"Fini panno byenveni an"}},"quiz":{"mp-1-print-event-title":{"title":"Mete tit evènman an","prompt":"Kòmanse vrè panno byenveni an. Ranplase liy aperçu a ak yon liy ki enprime egzakteman `Code Club Open House`.","hint":"Ou bezwen sèlman yon liy print nan etap sa a.","help":{"concept":"Pwojè a kounye a soti nan aperçu a pou antre nan vrè panno a. Kenbe li senp epi fè tit la kòrèk an premye.","hint_1":"Retire tèks aperçu a epi enprime tit evènman an pito.","hint_2":"Fè majiskil yo ak espas yo matche egzakteman."},"starterCode":"print(\"Welcome to Python Club\")\n\n# Replace the preview line with the real event title.\n"},"mp-2-print-agenda-lines":{"title":"Ajoute liy lè a","prompt":"Kenbe liy tit la depi etap anvan an. Anba li, ajoute yon nouvo liy ki enprime egzakteman `Doors open at 4 PM`.","hint":"Kite tit la kote li ye a epi ajoute yon lòt liy print anba li.","help":{"concept":"Etap sa a pwolonje menm pwogram nan olye pou li rekòmanse. Kenbe liy ki deja mache a, epi ajoute pwochen detay la.","hint_1":"Kounye a pwodiksyon an gen de liy.","hint_2":"Tit la ta dwe toujou enprime an premye."},"starterCode":"print(\"Code Club Open House\")\n\n# Keep the title line.\n# Add the time line under it.\n"},"mp-3-show-seat-count":{"title":"Ajoute kantite èd yo","prompt":"Kenbe de liy panno ou deja genyen yo. Ajoute yon twazyèm liy ki enprime egzakteman `Helpers ready: 6`, epi kalkile `6` la ak `2 * 3` olye pou ou tape li dirèkteman.","hint":"Ajoute yon lòt liy print epi kite Python evalye `2 * 3`.","help":{"concept":"Kounye a panno a melanje tèks ak yon ti ekspresyon. Sa fè pwogram nan fasil pou li pandan li toujou kite Python fè travay nimewo a.","hint_1":"Kenbe de premye liy yo egzakteman jan yo ye a.","hint_2":"Nouvo liy la ta dwe enprime etikèt la an premye epi valè kalkile a an dezyèm."},"starterCode":"print(\"Code Club Open House\")\nprint(\"Doors open at 4 PM\")\n\n# Keep the lines above.\n# Add the helper count with the expression 2 * 3.\n"},"mp-4-build-full-welcome-board":{"title":"Fini panno byenveni an","prompt":"Kenbe panno ou te konstwi jiskaprezan an. Ajoute yon dènye liy anba li ki enprime egzakteman `Bring your questions!`.","hint":"Pa reekri liy ki te vini anvan yo. Jis ajoute liy final la anba a.","help":{"concept":"Dènye etap la se yon ti etap polisaj, pa yon rekòmansman. Kenbe panno ki deja mache a epi ajoute mesaj final la pou tout pwogram nan santi li fini.","hint_1":"Pwodiksyon final la gen kat liy.","hint_2":"Nouvo liy la dwe vini apre kantite èd yo."},"starterCode":"print(\"Code Club Open House\")\nprint(\"Doors open at 4 PM\")\nprint(\"Helpers ready:\", 2 * 3)\n\n# Keep the board above.\n# Add one last line that says Bring your questions!\n"},"try-module-0-welcome-board-project-sketch0":{"title":"Gade aperçu panno byenveni an","prompt":"Kòmanse panno a ak yon liy amikal: enprime egzakteman `Welcome to Python Club`.","hint":"Sèvi ak yon deklarasyon print.","help":{"concept":"Aperçu rapid sa a montre kalite pwodiksyon pwòp pwojè a pral konstwi.","hint_1":"Ou bezwen sèlman yon liy tèks pou aperçu sa a.","hint_2":"Fè mo yo matche egzakteman."},"starterCode":"# Print the first welcome line\n"}},"tryIt":{"try_module_0_welcome_board_project_sketch0":{"title":"Eseye li ou menm","prompt":"Kòmanse panno a ak yon liy amikal: enprime egzakteman `Welcome to Python Club`."},"allowReveal":true}},"operators-and-expressions":{"label":"Operatè ak Ekspresyon","summary":"Konbine nimewo ak chenn karaktè ak operatè aritmetik ak parantèz.","cards":{"sketch0":{"title":"Sa ekspresyon yo fè"},"sketch1":{"title":"Plis modèl ekspresyon aritmetik"},"sketch2":{"title":"Parantèz chanje lòd la"},"quiz":{"title":"Tès"},"project":{"title":"Pratike ak operatè ak ekspresyon"}},"quiz":{"sc-expression-definition":{"title":"Idantifye yon ekspresyon","prompt":"Ki deskripsyon ki pi byen koresponn ak yon ekspresyon Python?","hint":"Panse ak kòd Python ka evalye pou bay yon valè.","help":{"concept":"Yon ekspresyon se yon moso kòd Python ke Python evalye pou jwenn yon valè, tankou `2 + 3`, `\"Hi\"`, oswa `4 * 5`.","hint_1":"Mande ki chwa ki dekri yon bagay Python ka evalye pou bay yon rezilta.","hint_2":"Yon pwogram konplè ka gen anpil pati, men yon ekspresyon se pati ki vin tounen yon valè tankou yon nimewo oswa yon chenn karaktè."},"options":{"a":"Kòd ki pwodui yon valè lè Python evalye li","b":"Yon kòmantè ki eksplike sa pwogram nan fè","c":"Yon liy vid ant de enstriksyon","d":"Sèlman yon liy ki sèvi ak print()"}},"sc-parentheses-effect":{"title":"Gade sa parantèz chanje","prompt":"Ki sa ki sòti nan `print((2 + 3) * 4)`?","hint":"Evalye pati ki anndan parantèz yo an premye.","help":{"concept":"Parantèz nan ekspresyon Python fòse pati ki gwoupe a pou evalye anvan operasyon ki bò kote li yo.","hint_1":"Premye jwenn valè `2 + 3`, apre sa sèvi ak rezilta sa a nan miltiplikasyon an.","hint_2":"San parantèz, miltiplikasyon ta fèt anvan adisyon, men ekspresyon sa a chanje lòd sa a."},"options":{"a":"12","b":"14","c":"20","d":"24"}},"mc-comparison-results":{"title":"Chwazi ekspresyon aritmetik yo","prompt":"Ki egzanp ki ekspresyon aritmetik? Chwazi tout sa ki aplikab.","hint":"Ekspresyon aritmetik sèvi ak nimewo ak operatè tankou +, -, *, oswa /.","help":{"concept":"Ekspresyon aritmetik konbine nimewo ak operatè pou pwodui yon rezilta nimewo.","hint_1":"Chèche egzanp Python ka kalkile kòm ekspresyon nimewo.","hint_2":"Pa chwazi mo senp oswa fraz konplè."},"options":{"a":"`3 + 4`","b":"`\"hello\"`","c":"`10 - 2 * 3`","d":"`print`"}},"mc-boolean-operators":{"title":"Chwazi ekspresyon ki sèvi byen ak parantèz","prompt":"Ki ekspresyon ki sèvi ak parantèz pou fè lòd la pi klè? Chwazi tout sa ki aplikab.","hint":"Parantèz ka montre ki pati ki dwe kalkile an premye.","help":{"concept":"Parantèz gwoupe yon pati nan yon ekspresyon pou Python evalye gwoup sa a an premye.","hint_1":"Chèche ekspresyon ki gen `(` ak `)` otou yon kalkil ki pi piti.","hint_2":"Bon parantèz fè kalkil yo vle a pi fasil pou li."},"options":{"a":"`(2 + 3) * 4`","b":"`10 - (2 * 3)`","c":"`7 + 5`","d":"`(8 / 2) + 1`"}},"dr-arithmetic-order":{"title":"Mete etap evalyasyon yo nan lòd","prompt":"Ranje etap yo pou evalye `2 + 3 * 4` nan bon lòd la.","hint":"Miltiplikasyon fèt anvan adisyon isit la.","help":{"concept":"Python swiv priyorite operatè yo, kidonk miltiplikasyon evalye anvan adisyon sof si parantèz chanje gwoupman an.","hint_1":"Pa ajoute 2 ak 3 an premye nan ekspresyon sa a.","hint_2":"Jwenn pwodui `3 * 4`, apre sa konbine rezilta sa a ak 2."},"tokens":{"t1":"Evalye `3 * 4`","t2":"Jwenn `12`","t3":"Ajoute `2 + 12`","t4":"Jwenn `14`"}},"dr-boolean-evaluation":{"title":"Mete yon ekspresyon aritmetik gwoupe nan lòd","prompt":"Ranje etap yo pou evalye `(5 + 2) * 3` nan bon lòd la.","hint":"Evalye ekspresyon ki anndan parantèz yo an premye.","help":{"concept":"Python evalye parantèz anvan li miltipliye, ajoute, oswa soustrae deyò gwoup la.","hint_1":"Kòmanse ak ekspresyon ki anndan parantèz yo.","hint_2":"Apre parantèz yo vin tounen yon sèl valè, miltipliye valè sa a pa 3."},"tokens":{"t1":"Evalye `5 + 2`","t2":"Jwenn `7`","t3":"Miltipliye `7 * 3`","t4":"Jwenn `21`"}},"fb-equality-operator":{"title":"Konplete yon ekspresyon adisyon","prompt":"Chwazi operatè ki ajoute de nimewo yo.","hint":"Sèvi ak senbòl aritmetik pou adisyon.","help":{"concept":"Operatè `+` a ajoute nimewo nan Python.","hint_1":"Li ekspresyon an tankou yon fraz matematik.","hint_2":"Chwazi senbòl ki vle di ajoute."},"template":"print(4 [blank1] 4)","choices":["+","-","*","/"]},"fb-boolean-or":{"title":"Konplete yon ekspresyon miltiplikasyon","prompt":"Chwazi operatè ki miltipliye de nimewo yo.","hint":"Sèvi ak senbòl aritmetik Python pou miltiplikasyon.","help":{"concept":"Operatè `*` a miltipliye nimewo nan Python.","hint_1":"Panse ak senbòl Python itilize olye de siy miltiplikasyon × la.","hint_2":"Chwazi operatè ki fè `3 fwa 4`."},"template":"print(3 [blank1] 4)","choices":["+","-","*","/"]},"ci-arithmetic-output":{"title":"Afiche yon rezilta aritmetik","prompt":"Ekri kòd Python ki afiche rezilta `7 + 5 * 2`.","hint":"Sèvi ak `print()` ak ekspresyon an anndan li.","help":{"concept":"Yon ekspresyon aritmetik ka mete dirèkteman anndan `print()`, epi Python ap evalye li anvan li montre rezilta a.","hint_1":"Ou pa bezwen afiche nimewo yo separeman; afiche tout ekspresyon an.","hint_2":"Miltiplikasyon fèt anvan adisyon, kidonk sòti a dwe soti nan evalyasyon ekspresyon an jan li ekri a."},"starterCode":"# Write Python code below"},"ci-parentheses-output":{"title":"Sèvi ak parantèz nan print","prompt":"Ekri kòd Python ki afiche rezilta `(7 + 5) * 2`.","hint":"Mete ekspresyon gwoupe a anndan `print()`.","help":{"concept":"Parantèz chanje lòd evalyasyon an lè yo fè Python kalkile pati gwoupe a an premye.","hint_1":"Ajoute 7 ak 5 anvan ou miltipliye pa 2.","hint_2":"Kòd ou a dwe montre yon sèl nimewo final nan panèl sòti a, pa tèks ekspresyon an."},"starterCode":"# Write Python code below"},"ci-comparison-output":{"title":"Afiche yon rezilta soustraksyon","prompt":"Ekri kòd Python ki afiche rezilta `9 - 4`.","hint":"Mete ekspresyon aritmetik la anndan `print()`.","help":{"concept":"Python ka kalkile yon ekspresyon aritmetik epi montre valè li nan panèl sòti a.","hint_1":"Ou pa ap afiche mo yo tèt ou; kite Python evalye ekspresyon aritmetik la.","hint_2":"Sòti a dwe yon sèl nimewo."},"starterCode":"# Write Python code below"},"ci-boolean-and-output":{"title":"Afiche yon rezilta aritmetik gwoupe","prompt":"Ekri kòd Python ki afiche rezilta `(6 + 2) * 3`.","hint":"Sèvi ak parantèz pou Python ajoute anvan li miltipliye.","help":{"concept":"Parantèz pèmèt ou gwoupe yon ekspresyon aritmetik pou pati sa a evalye an premye.","hint_1":"Premye remake ki pati aritmetik ki dwe evalye anndan parantèz yo.","hint_2":"Sòti a dwe yon sèl nimewo."},"starterCode":"# Write Python code below"},"ci-two-line-expression-check":{"title":"Konpare de ekspresyon gwoupe","prompt":"Ekri kòd Python ki afiche de liy: premye rezilta `2 + 3 * 4`, apre sa rezilta `(2 + 3) * 4`.","hint":"Sèvi ak de apèl `print()` separe.","help":{"concept":"De ekspresyon ki sèvi ak menm nimewo yo ka pwodui rezilta diferan lè parantèz chanje gwoupman an.","hint_1":"Premye liy la dwe sèvi ak ekspresyon an san parantèz anplis otou `2 + 3`.","hint_2":"Dezyèm liy la dwe gwoupe `2 + 3` anvan miltiplikasyon, konsa de sòti yo ap diferan."},"starterCode":"# Write Python code below\n# Print the first result\n# Print the second result"}},"projectSteps":{"ci_arithmetic_output":{"title":"Afiche yon rezilta aritmetik"},"ci_parentheses_output":{"title":"Sèvi ak parantèz nan print"},"ci_comparison_output":{"title":"Afiche yon rezilta soustraksyon"},"ci_boolean_and_output":{"title":"Afiche yon rezilta aritmetik gwoupe"},"ci_two_line_expression_check":{"title":"Konpare de ekspresyon gwoupe"}}},"print-comments-and-errors":{"label":"Print, Kòmantè, ak Premye Erè","summary":"Sèvi ak enstriksyon print ak kòmantè pandan w ap aprann kijan erè sentaks parèt.","cards":{"sketch0":{"title":"Enprime tèks nan panèl sòti a"},"sketch1":{"title":"Kòmantè yo se nòt pou moun, pa pou sòti"},"sketch2":{"title":"Kijan yon premye erè sentaks sanble"},"quiz":{"title":"Tès"},"project":{"title":"Enprimè entwodiksyon pèsonèl"}},"quiz":{"sc-print-purpose":{"title":"Sa print fè","prompt":"Kisa `print(\"Hello\")` fè nan Python?","hint":"Reflechi sou sa ki parèt nan panèl sòti a apre ou klike Run.","help":{"concept":"`print()` voye yon valè nan panèl sòti a pou ou ka wè sòti pwogram nan.","hint_1":"Liy sa a pa yon kòmantè epi li pa yon erè. Li egzekite epi li montre tèks.","hint_2":"Chèche chwa ki dekri afichaj `Hello` nan panèl sòti a."},"options":{"a":"Li montre Hello nan panèl sòti a.","b":"Li fè Hello tounen yon kòmantè.","c":"Li kreye yon erè sentaks chak fwa.","d":"Li kache Hello nan pwogram nan."}},"sc-comment-line":{"title":"Rekonèt yon kòmantè","prompt":"Ki liy ki se yon kòmantè Python?","hint":"Yon kòmantè Python kòmanse ak yon senbòl espesyal.","help":{"concept":"Nan Python, yon kòmantè kòmanse ak `#` epi yo inyore li lè kòd la ap egzekite.","hint_1":"Se yon sèl opsyon ki kòmanse ak makè kòmantè yo itilize nan Python.","hint_2":"Chwazi liy ki kòmanse ak `#`, pa yon apèl `print()`."},"options":{"a":"print(\"Note\")","b":"# Nòt pou lektè a","c":"\"Note\"","d":"print(# Note)"}},"mc-valid-print-lines":{"title":"Enstriksyon print ki valab","prompt":"Chwazi tout liy ki se enstriksyon print Python ki valab.","hint":"Yon enstriksyon print ki valab isit la bezwen `print`, parantèz, ak guiyèm ki byen fèmen.","help":{"concept":"Yon apèl Python `print()` debaz bezwen parantèz ki koresponn ak guiyèm ki koresponn ozalantou tèks la.","hint_1":"Tcheke chak opsyon pou de bagay: èske guiyèm yo fèmen, epi èske `)` fèmen an prezan?","hint_2":"De opsyon yo konplè ak ekilibre; lòt yo manke yon guiyèm oswa yon parantèz."},"options":{"a":"print(\"Hi\")","b":"print(\"Bye\")"}},"mc-comments-behavior":{"title":"Kijan kòmantè yo konpòte yo","prompt":"Chwazi tout deklarasyon ki kòrèk sou kòmantè Python yo.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"Yo kòmanse ak `#`.","b":"Yo parèt nan panèl sòti a kòm sòti nòmal.","c":"Python inyore yo lè l ap egzekite pwogram nan.","d":"Yo dwe andedan `print()`."}},"dr-run-simple-program":{"title":"Mete liy pwogram yo nan lòd","prompt":"Ranje liy sa yo pou fè yon pwogram senp ki montre yon tit epi apre sa yon salitasyon.","hint":"Kòmantè a ka vini an premye, epi tit la ta dwe enprime anvan salitasyon an.","help":{"concept":"Python egzekite depi anlè rive anba, kidonk lòd liy yo kontwole lòd sòti a.","hint_1":"Mete kòmantè a anvan kòd li dekri a.","hint_2":"Liy ki enprime `Title` la ta dwe vini anvan liy ki enprime `Hello` a."},"tokens":{"t1":"# Kòmansman pwogram nan","t2":"print(\"Title\")","t3":"print(\"Hello\")"}},"dr-build-valid-print":{"title":"Konstwi yon apèl print ki kòrèk","prompt":"Mete token yo nan lòd pou fòme yon liy Python ki valab ki enprime Hi.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon enstriksyon ki valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"print","t2":"(","t3":"\"Hi\"","t4":")"}},"fb-comment-symbol":{"title":"Ranpli makè kòmantè a","prompt":"Konplete liy la pou li vin yon kòmantè Python.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"[blank1] liy sa a eksplike pwogram nan","choices":["#","print","\"",")"]},"fb-complete-print-text":{"title":"Konplete tèks ki enprime a","prompt":"Chwazi valè ki konplete enstriksyon print sa a kòrèkteman.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"print([blank1])","choices":["Hello","\"Hello\"","# Hello","(Hello)"]},"ci-print-one-line":{"title":"Enprime yon mesaj byenvini","prompt":"Ekri kòd Python ki enprime egzakteman `Welcome to Python` sou yon sèl liy.","hint":"Sèvi ak yon sèl apèl `print()` ak tèks la andedan guiyèm.","help":{"concept":"Pou montre tèks, sèvi ak `print()` ak yon string literal andedan guiyèm.","hint_1":"Sòti a ta dwe yon sèl liy sèlman, ak menm majiskil ak miniskil yo jan yo montre a.","hint_2":"Mete mesaj la andedan guiyèm epi pase li bay `print()`."},"starterCode":"# Write Python code below"},"ci-two-lines":{"title":"Enprime de liy","prompt":"Ekri kòd Python ki enprime `Name: Alex` sou premye liy la epi `City: Lima` sou dezyèm liy la.","hint":"Li travay la \"Enprime de liy\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Enprime de liy\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Print the two required lines"},"ci-comment-and-output":{"title":"Sèvi ak yon kòmantè ak print","prompt":"Ekri kòd Python ak yon kòmantè sou premye liy la ak yon enstriksyon `print()` sou dezyèm liy la ki enprime egzakteman `Ready`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Add your comment here\n# Then write the print line below"},"ci-fix-missing-paren":{"title":"Korije erè sentaks la","prompt":"Kòd depa a gen yon erè sentaks. Korije li pou pwogram nan enprime egzakteman `Hello`.","hint":"Tcheke si apèl `print()` la fèmen nèt.","help":{"concept":"Yon parantèz ki manke nan yon apèl zouti entegre lakòz yon erè sentaks paske Python pa ka fini li enstriksyon an.","hint_1":"Tèks la deja kòrèk; estrikti ki bò kote li a pa konplè.","hint_2":"Asire liy `print(` la fini ak senbòl fèmen ki koresponn ak `(` ouvè a."},"starterCode":"print(\"Hello\""},"ci-personal-intro":{"title":"Kreye yon ti entwodiksyon","prompt":"Ekri kòd Python ki enprime twa liy sa yo egzakteman:\n`About me`\n`Name: Sam`\n`Favorite color: Green`","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Write your introduction program below"}},"projectSteps":{"ci_print_one_line":{"title":"Enprime yon mesaj byenvini"},"ci_two_lines":{"title":"Enprime de liy"},"ci_comment_and_output":{"title":"Sèvi ak yon kòmantè ak print"},"ci_fix_missing_paren":{"title":"Korije erè sentaks la"},"ci_personal_intro":{"title":"Kreye yon ti entwodiksyon"}}},"reading-error-messages":{"label":"Li mesaj erè yo","summary":"Aprann kijan pou li traceback Python yo, remake liy ki enpòtan an, epi sèvi ak mesaj la pou deside sa pou korije.","cards":{"sketch0":{"title":"Sa yon mesaj erè ap di ou"},"sketch1":{"title":"Erè diferan vle di diferan kalite pwoblèm"},"sketch2":{"title":"Sèvi ak nimewo liy lan pou redui rechèch ou"},"quiz":{"title":"Kesyonè"},"project":{"title":"Korije erè komen débutan yo"}},"quiz":{"sc-bottom-of-traceback":{"title":"Pi bon kote pou kòmanse li","prompt":"Lè yon débutan ap li yon traceback Python, ki pati anjeneral bay endis ki pi klè sou pwoblèm nan?","hint":"Chèche pati ki bay non kalite erè a epi ki dekri li.","help":{"concept":"Nan traceback Python yo, rezime ki pi itil la anjeneral toupre anba a, kote Python bay non erè a epi li bay yon ti mesaj kout.","hint_1":"Nimewo liy lan enpòtan, men kalite erè a ak mesaj la souvan eksplike ki kalite koreksyon ou bezwen.","hint_2":"Chwazi opsyon ki montre dènye liy traceback la olye tèt la oswa yon liy o aza nan mitan an."},"options":{"a":"Anba traceback la, kote kalite erè a ak mesaj la parèt","b":"Sèlman premye liy traceback la","c":"Nenpòt liy ki gen espas ladan l","d":"Liy ki pi long nan traceback la"}},"sc-nameerror-meaning":{"title":"Siyifikasyon NameError","prompt":"Kisa yon NameError anjeneral vle di nan kòd Python débutan yo?","hint":"Reflechi sou sa k rive lè Python wè yon non varyab li pa konnen.","help":{"concept":"Yon NameError rive lè Python eseye sèvi ak yon non, tankou yon varyab, ki poko defini.","hint_1":"Sa diferan ak ponktiyasyon ki manke tankou yon gilèm oswa yon parantèz.","hint_2":"Chwazi opsyon ki pale de yon non enkoni, pa yon fòm kòd ki pa valab."},"options":{"a":"Python jwenn yon non ki poko defini","b":"Python jwenn twòp kòmantè","c":"Python te afiche move rezilta a espre","d":"Python egzije chak liy kòmanse ak print"}},"mc-traceback-clues":{"title":"Endis traceback ki itil","prompt":"Ki pati nan yon mesaj erè ki espesyalman itil lè w ap eseye korije kòd Python débutan? Chwazi tout sa ki aplikab.","hint":"Reflechi sou sa ki di ou kote pwoblèm nan ye ak ki kalite pwoblèm li ye.","help":{"concept":"Endis traceback ki pi itil yo anjeneral se nimewo liy lan ak kalite erè/mesaj la, paske yo di ou kote Python te kanpe ak poukisa.","hint_1":"Chèche yon endis sou kote a ak yon lòt endis sou kalite erè a.","hint_2":"Chwazi opsyon sou liy yo rapòte a ak erè yo bay non an, pa detay vizyèl tankou longè liy lan."},"options":{"a":"Nimewo liy Python montre a","b":"Kalite erè a ak mesaj la toupre anba a","c":"Konbyen lèt ki nan liy kòd la","d":"Si fon editè kòd la klè oswa fonse"}},"mc-syntaxerror-signs":{"title":"Siy yon pwoblèm sentaks","prompt":"Ki sitiyasyon ki ka lakòz yon SyntaxError nan kòd Python débutan? Chwazi tout sa ki aplikab.","hint":"Reflechi sou kòd ki ekri nan yon fòm ki pa konplè oswa ki pa valab.","help":{"concept":"Yon SyntaxError rive lè Python pa ka analize kòd la paske estrikti a pa valab, tankou ponktiyasyon oswa gilèm ki manke.","hint_1":"Senbòl fèmen ki manke yo se pwoblèm sentaks ki komen.","hint_2":"Chwazi opsyon ki gen estrikti kòd ki kase, pa sa ki pale de yon non varyab enkoni."},"options":{"a":"Yon parantèz fèmen ki manke nan yon enstriksyon print","b":"Yon gilèm ki manke nan yon chèn","c":"Sèvi ak yon non varyab ki pa t janm defini","d":"Kite yon enstriksyon print pa fini"}},"dr-read-traceback-order":{"title":"Lòd pou li yon traceback","prompt":"Mete etap debogaj sa yo nan yon lòd ki lojik pou li yon traceback Python pou débutan.","hint":"Kòmanse pa jwenn kote pwoblèm nan ye, apre sa idantifye kalite erè a, epi enspekte kòd la.","help":{"concept":"Yon bon pwosesis pou débutan se jwenn liy yo rapòte a, idantifye kalite erè/mesaj la, enspekte liy sa a, epi apre sa fè yon koreksyon.","hint_1":"Nimewo liy lan vini anvan ou modifye kòd la.","hint_2":"Dènye etap la ta dwe chanje kòd la apre ou fin konprann endis la."},"tokens":{"t1":"Li nimewo liy Python montre a","t2":"Li kalite erè a ak mesaj la toupre anba a","t3":"Enspekte kòd sou liy sa a pou gilèm, parantèz, oswa non enkoni ki manke","t4":"Korije kòd la epi lanse l ankò"}},"dr-what-happens-before-stop":{"title":"Koule pwogram nan lè gen yon erè","prompt":"Ranje evènman sa yo nan lòd yo rive lè Python rankontre yon erè pandan ekzekisyon.","hint":"Reflechi sou sa ki kouri an premye ak sa ki rive tousuit apre liy pwoblèm nan.","help":{"concept":"Python egzekite kòd soti anlè rive anba jiskaske li rive sou yon erè, apre sa li kanpe epi li montre yon traceback olye li kontinye.","hint_1":"Liy valab ki vini pi bonè yo egzekite anvan liy ki kase a fè pwogram nan kanpe.","hint_2":"Traceback la parèt apre Python frape pwoblèm nan, epi liy ki vini apre yo pa egzekite."},"tokens":{"t1":"Python egzekite liy valab ki vini pi bonè yo","t2":"Python rive sou liy ki kase a","t3":"Python sispann ekzekisyon an","t4":"Python montre mesaj erè a"}},"fb-nameerror-fill":{"title":"Konplete kalite erè a","prompt":"Chwazi kalite erè ki koresponn ak sitiyasyon sa a: yo itilize `print(word)`, men `word` pa t janm defini.","hint":"Sa gen rapò ak yon non enkoni, pa ak ponktiyasyon ki kase.","help":{"concept":"Lè Python wè yon non varyab ki poko egziste, li leve the missing term la.","hint_1":"Fòm kòd la valab, kidonk sa pa sitou yon pwoblèm sentaks.","hint_2":"Chwazi repons ki mansyone yon non ki manke oswa ki enkoni."},"template":"Erè ki pi posib la se [blank1].","choices":["NameError","SyntaxError","CommentError","PrintError"]},"fb-line-number-focus":{"title":"Kisa pou enspekte an premye","prompt":"Chwazi pi bon mo pou konplete konsèy debogaj la.","hint":"Yon traceback ede ou redui rechèch ou an premye nan yon sèl kote.","help":{"concept":"Nimewo the missing term yo rapòte a di ou kote pou kòmanse verifye kòd la.","hint_1":"Anjeneral ou enspekte the missing term espesifik yo rapòte a anvan ou pase sou tout lòt bagay.","hint_2":"Chwazi mo ki bay non kote ki nimewote Python montre a."},"template":"Lè yon traceback montre yon nimewo liy, enspekte [blank1] sa a an premye.","choices":["liy","kòmantè","espas","koulè"]},"ci-fix-missing-paren":{"title":"Korije yon parantèz ki manke","prompt":"Ekri kòd Python ki afiche `Hello` egzakteman. Kòd depa a gen yon pwoblèm sentaks. Korije li, apre sa klike Run epi verifye panèl rezilta a.","hint":"Enstriksyon print sa a prèske kòrèk; verifye ponktiyasyon fèmen li.","help":{"concept":"Yon parantèz fèmen ki manke fè yon enstriksyon print pa valab epi lakòz yon erè sentaks.","hint_1":"Chèn nan li menm bon. Gade jis deyò gilèm yo.","hint_2":"Yon apèl print ki valab bezwen parantèz ki koresponn otou agiman li."},"starterCode":"print(\"Hello\""},"ci-fix-missing-quote":{"title":"Korije yon gilèm ki manke","prompt":"Ekri kòd Python ki afiche `Python is fun` egzakteman. Kòd depa a gen yon chèn ki pa fèmen kòrèkteman. Korije li epi lanse kòd la.","hint":"Verifye si chèn nan kòmanse epi fini ak gilèm ki koresponn.","help":{"concept":"Chèn yo bezwen gilèm ouvèti ak fèmti ki koresponn. Si youn manke, Python pa ka li liy lan kòrèkteman.","hint_1":"Pwoblèm nan andedan enstriksyon print la, otou tèks la.","hint_2":"Asire w tèks la byen antoure nèt nan yon sèl pè gilèm anvan parantèz fèmen an."},"starterCode":"print(\"Python is fun)"},"ci-fix-nameerror-string":{"title":"Fè yon non ki manke tounen yon chèn","prompt":"Kòd depa a eseye afiche yon mo tankou si se te yon varyab. Korije kòd la pou li afiche `banana` egzakteman.","hint":"Si ou vle afiche tèks dirèkteman, li bezwen gilèm.","help":{"concept":"San gilèm, Python trete yon mo tankou yon non varyab. Avèk gilèm, Python trete li tankou yon valè chèn.","hint_1":"Mo a ta dwe afiche kòm tèks, pa chèche kòm yon varyab.","hint_2":"Kenbe apèl print la, men chanje agiman an pou Python li li kòm yon chèn."},"starterCode":"print(banana)"},"ci-fix-second-line-error":{"title":"Korije dezyèm liy ki kase a","prompt":"Pwogram sa a ta dwe afiche de liy: `Start` ak `Done`. Premye liy lan deja kòrèk. Korije dezyèm liy lan pou tout pwogram nan mache.","hint":"Premye liy lan mache. Konpare ponktiyasyon sou dezyèm liy print la.","help":{"concept":"Lè youn nan liy ki vini pita yo gen yon pwoblèm sentaks, liy valab ki vini pi bonè yo ka bon, men tout pwogram nan toujou kanpe sou liy ki kase a.","hint_1":"Dezyèm liy lan manke yon pati nan fòm nòmal yon enstriksyon print.","hint_2":"Fè dezyèm liy lan suiv menm modèl print ak premye liy lan."},"starterCode":"print(\"Start\")\nprint(\"Done\""},"ci-fix-three-line-program":{"title":"Repare yon pwogram kout","prompt":"Korije kòd la pou li afiche twa liy egzakteman: `One`, `Two`, ak `Three`. Gen yon liy ki kase nan kòd depa a.","hint":"De liy deja valab. Jwenn liy ki gen ponktiyasyon chèn ki pa koresponn.","help":{"concept":"Yon sèl erè sentaks nan yon liy ka sispann tout yon pwogram, kidonk ou ta dwe enspekte liy yo rapòte a ak anpil atansyon pou gilèm oswa parantèz ki manke.","hint_1":"Se liy nan mitan an ou dwe enspekte pi byen.","hint_2":"Fè dezyèm enstriksyon print la sèvi ak yon chèn konplè ant gilèm ak yon ponktiyasyon fèmen ki valab."},"starterCode":"print(\"One\")\nprint(\"Two)\nprint(\"Three\")"}},"projectSteps":{"ci_fix_missing_paren":{"title":"Korije yon parantèz ki manke"},"ci_fix_missing_quote":{"title":"Korije yon gilèm ki manke"},"ci_fix_nameerror_string":{"title":"Fè yon non ki manke tounen yon chèn"},"ci_fix_second_line_error":{"title":"Korije dezyèm liy ki kase a"},"ci_fix_three_line_program":{"title":"Repare yon pwogram kout"}}},"running-python-code":{"label":"Kouri Kòd Python","summary":"Sèvi ak editè kòd navigatè ZoeSkoul la, bouton Run nan, ak panèl sòti a pou egzekite kòd Python.","cards":{"sketch0":{"title":"Kijan kòd kouri nan ZoeSkoul"},"sketch1":{"title":"Itilize print ak tèks"},"sketch2":{"title":"Kòmantè ak ti erè sentaks senp"},"quiz":{"title":"Kesyonè"},"project":{"title":"Kouri epi verifye pwogram Python senp"}},"quiz":{"sc_runner_parts":{"title":"Pati prensipal yo nan zouti kouri a","prompt":"Ki repons ki dekri kòrèkteman kijan ou egzekite kòd Python nan leson sa a?","hint":"Reflechi sou editè a, bouton Run nan, ak kote tèks ki afiche a parèt.","help":{"concept":"Kesyon sa a verifye si ou konnen pwosesis debaz nan navigatè a: ekri kòd nan editè kòd la, klike Run, epi li rezilta yo nan panèl sòti a.","hint_1":"Chèche opsyon ki mansyone tape kòd anvan, apre sa kouri li, epi apre sa li sòti ki afiche a.","hint_2":"Bon repons lan gen tout twa pati yo: editè kòd la, bouton Run nan, ak panèl sòti a."},"options":{"a":"Tape kòd nan editè kòd la, klike Run, epi li rezilta a nan panèl sòti a.","b":"Ekri kòd nan yon dokiman epi tann li kouri otomatikman.","c":"Tape kòd nan panèl sòti a epi klike Run la.","d":"Klike Run anvan ou ekri kòd pou Python ka kreye pwogram nan pou ou."}},"sc_print_purpose":{"title":"Sa print fè","prompt":"Kisa `print(\"Hello\")` fè lè ou klike Run?","hint":"Konsantre sou sa ki parèt apre Python egzekite liy lan.","help":{"concept":"Kesyon sa a verifye wòl `print(...)`: li montre yon valè nan panèl sòti a.","hint_1":"Liy lan pa kreye yon kòmantè ni mande antre; li voye tèks deyò.","hint_2":"Reflechi sou mo egzak ki andedan sitasyon yo ak kote mo sa a parèt apre kouri a."},"options":{"a":"Li montre tèks Hello a nan panèl sòti a.","b":"Li fè Hello tounen yon kòmantè.","c":"Li retire mo Hello a nan pwogram nan.","d":"Li mande elèv la tape Hello."}},"mc_valid_print_lines":{"title":"Enstriksyon print ki valab","prompt":"Chwazi tout liy ki se enstriksyon print Python ki valab.","hint":"Verifye non print la, parantèz yo, ak sitasyon ki byen fèmen yo.","help":{"concept":"Yon enstriksyon `print(...)` valab pou debutan bezwen bon òtograf, parantèz ki koresponn, ak sitasyon fisèl konplè lè w ap afiche tèks.","hint_1":"Nenpòt opsyon ki gen yon sitasyon ki manke oswa yon parantèz ki manke pa yon sentaks valab.","hint_2":"Chèche liy kote `print` swiv ak parantèz epi fisèl tèks la kòmanse epi fini ak sitasyon."},"options":{"a":"print(\"Hi\")","b":"print(5)","c":"print \"Hi\""}},"mc_comments_behavior":{"title":"Sa kòmantè yo fè","prompt":"Chwazi tout deklarasyon ki kòrèk sou kòmantè nan kòd Python pou debutan.","hint":"Reflechi sou liy ki kòmanse ak `#`.","help":{"concept":"Kòmantè yo se nòt pou moun. Python inyore yo pandan egzekisyon, kidonk yo pa pwodui sòti poukont yo.","hint_1":"Yon kòmantè ka eksplike kòd, men li pa egzekite tankou yon enstriksyon `print(...)`.","hint_2":"Chwazi deklarasyon ki koresponn ak liy `#` Python inyore epi ki itil pou eksplikasyon."},"options":{"a":"Yon kòmantè kòmanse ak `#`.","b":"Python inyore yon kòmantè lè kòd la ap kouri.","c":"Yon kòmantè toujou parèt nan panèl sòti a.","d":"Yon kòmantè obligatwa sou chak liy kòd."}},"dr_run_steps":{"title":"Mete pwosesis kouri a nan lòd","prompt":"Mete aksyon sa yo nan bon lòd pou verifye yon pwogram Python nan ZoeSkoul.","hint":"Kòmanse ak ekri kòd epi fini ak li rezilta a.","help":{"concept":"Kesyon sa a verifye pwosesis nòmal pou itilize zouti kouri nan navigatè a: ekri kòd, kouri li, epi apre sa egzamine sòti a.","hint_1":"Ou pa ka egzamine sòti anvan pwogram nan fin kouri.","hint_2":"Bon sekans lan kòmanse nan editè kòd la, apre sa itilize Run, epi fini nan panèl sòti a."},"tokens":{"t1":"Tape kòd Python nan editè kòd la","t2":"Klike Run","t3":"Li panèl sòti a"}},"dr_program_flow":{"title":"Egzekisyon soti anlè rive anba","prompt":"Ranje liy ki afiche yo nan lòd Python pwodui yo pou kòd sa a: `print(\"One\")` epi `print(\"Two\")`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"One","t2":"Two"}},"fb_comment_symbol":{"title":"Makè kòmantè","prompt":"Konplete liy kòmantè Python nan ak bon senbòl la.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"[blank1] liy sa a se yon kòmantè","choices":["#","print","\"","="]},"fb_print_output_word":{"title":"Prevwa yon sòti senp","prompt":"Ranpli sòti ki manke a pou kòd sa a.","hint":"Gade tèks egzak ki andedan sitasyon yo.","help":{"concept":"Lè `print(...)` gen yon fisèl, Python montre menm fisèl sa a egzakteman nan panèl sòti a.","hint_1":"Sòti a koresponn ak mo ki ant mak sitasyon yo.","hint_2":"Pa ajoute ponktiyasyon anplis oswa mo kòd; sèvi ak tèks ki afiche a menm."},"template":"Kòd: `print(\"Start\")` → Sòti: [blank1]","choices":["Start","print","\"Start\"","Run"]},"ci_print_greeting":{"title":"Afiche yon salitasyon","prompt":"Ekri kòd Python ki afiche egzakteman `Hello, ZoeSkoul!` sou yon sèl liy.","hint":"Sèvi ak yon sèl enstriksyon `print(...)` ak tèks egzak la.","help":{"concept":"Egzèsis sa a pratike sik kouri ki pi senp la: ekri yon enstriksyon `print(...)` valab epi verifye sòti egzak la.","hint_1":"Mete mesaj la andedan sitasyon pou Python trete li kòm tèks.","hint_2":"Pwogram ou a ta dwe pwodui yon sèl liy sòti ak salitasyon an ak ponktiyasyon an egzakteman jan yo montre a."},"starterCode":"# Write your code below"},"ci_two_lines":{"title":"Afiche de liy nan lòd","prompt":"Ekri kòd Python ki afiche `First` sou yon liy epi `Second` sou liy apre a.","hint":"Sèvi ak de enstriksyon `print(...)` separe.","help":{"concept":"Egzèsis sa a verifye egzekisyon soti anlè rive anba: chak `print(...)` kouri nan lòd epi kreye pwòp liy sòti pa li.","hint_1":"Premye liy kòd la ta dwe pwodui premye liy sòti a.","hint_2":"Ekri yon print pou `First` epi yon lòt print anba li pou `Second`."},"starterCode":"# Print two lines below"},"ci_comment_and_output":{"title":"Sèvi ak yon kòmantè ak print","prompt":"Ekri kòd Python ak yon kòmantè sou premye liy lan ak yon enstriksyon `print(...)` sou dezyèm liy lan ki afiche `Ready`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe afiche.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Add a comment here\n# Then write a print statement below"},"ci_fix_quotes":{"title":"Afiche tèks ki nan sitasyon yo kòrèkteman","prompt":"Ekri kòd Python ki afiche egzakteman `Learning Python`.","hint":"Li travay la \"Afiche tèks ki nan sitasyon yo kòrèkteman\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Afiche tèks ki nan sitasyon yo kòrèkteman\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"print("},"ci_print_expression":{"title":"Afiche rezilta yon ekspresyon","prompt":"Ekri kòd Python ki afiche rezilta `3 + 4`.","hint":"Ou ka mete yon ekspresyon matematik dirèkteman andedan `print(...)`.","help":{"concept":"Python ka evalye yon ekspresyon senp anvan epi apre sa afiche valè ki soti a.","hint_1":"Pa mete ekspresyon an nan sitasyon si ou vle Python kalkile li.","hint_2":"Sèvi ak `print(...)` alantou adisyon an pou panèl sòti a montre nimewo kalkile a."},"starterCode":"# Print the result of an addition"}},"projectSteps":{"ci_print_greeting":{"title":"Afiche yon salitasyon"},"ci_two_lines":{"title":"Afiche de liy nan lòd"},"ci_comment_and_output":{"title":"Sèvi ak yon kòmantè ak print"},"ci_fix_quotes":{"title":"Afiche tèks ki nan sitasyon yo kòrèkteman"},"ci_print_expression":{"title":"Afiche rezilta yon ekspresyon"}}},"values-types-and-literals":{"label":"Valè, Tip, ak Literal","summary":"Rekonèt strings, integers, ak floats kòm kalite valè pou debutan.","cards":{"sketch0":{"title":"Kisa yon valè ye"},"sketch1":{"title":"Literal yo se valè ou tape dirèkteman"},"sketch2":{"title":"Ekspresyon yo pwodui valè"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratike afiche ak li valè senp"}},"quiz":{"sc-string-literal":{"title":"Chwazi literal string lan","prompt":"Ki opsyon ki se yon literal string Python?","hint":"Chèche valè ki ekri ak guillemets.","help":{"concept":"Yon literal string se tèks ki ekri dirèkteman nan kòd epi ki antoure ak guillemets.","hint_1":"Nonb tankou `7` ak `3.5` pa strings sof si yo andedan guillemets.","hint_2":"Jwenn opsyon Python ta trete kòm tèks paske mak guillemets yo fè pati kòd la."},"options":{"a":"7","b":"\"cat\"","c":"3.5","d":"cat"}},"sc-float-value":{"title":"Idantifye float la","prompt":"Ki valè ki se yon literal float nan Python?","hint":"Yon float anjeneral gen yon pwen desimal.","help":{"concept":"Yon float se yon nonb ki gen yon pwen desimal, tankou `2.5` oswa `0.0`.","hint_1":"Pa chwazi yon valè ki nan guillemets, paske guillemets fè li tounen yon string.","hint_2":"Jwenn opsyon nimerik ki ekri ak yon pwen desimal epi san guillemets."},"options":{"a":"\"3.0\"","b":"3","c":"3.5","d":"\"cat\""}},"mc-boolean-values":{"title":"Chwazi literal nonb yo","prompt":"Ki opsyon ki se literal nonb nan Python? Chwazi tout bon repons yo.","hint":"Nonb yo ekri san guillemets.","help":{"concept":"Literal integer ak float yo se valè ki ekri dirèkteman nan kòd, tankou `7` ak `2.5`.","hint_1":"Tèks ki nan guillemets se yon string, pa yon nonb.","hint_2":"Chwazi valè Python ka trete kòm nonb touswit."},"options":{"a":"7","b":"\"7\"","c":"2.5","d":"\"two\""}},"mc-valid-literals":{"title":"Chwazi literal valab pou debutan","prompt":"Ki opsyon ki se literal Python valab nan sijè sa a? Chwazi tout bon repons yo.","hint":"Sijè sa a konsantre sou strings, integers, ak floats.","help":{"concept":"Strings, integers, ak floats tout ka ekri dirèkteman kòm literal.","hint_1":"Chwazi tèks ki nan guillemets, nonb antye, ak nonb desimal.","hint_2":"Pa chwazi yon mo ki pa fini oswa ki pa nan guillemets."},"options":{"a":"\"hello\"","b":"42","c":"4.2","d":"hello"}},"dr-type-order":{"title":"Mete egzanp valè pou debutan yo nan lòd","prompt":"Ranje egzanp sa yo soti nan string rive nan integer, apre sa float, apre sa ekspresyon aritmetik, epi finalman lide rezilta ki afiche.","hint":"Kòmanse ak tèks ki nan guillemets, apre sa nonb antye, apre sa nonb desimal.","help":{"concept":"Valè Python pou debutan yo gen ladan strings, integers, ak floats. Ekspresyon yo ka pwodui valè sa yo.","hint_1":"Yon string itilize guillemets.","hint_2":"Yon float gen yon pwen desimal."},"tokens":{"t1":"\"cat\"","t2":"42","t3":"3.14","t4":"2 + 3","t5":"afiche rezilta a"}},"dr-expression-steps":{"title":"Mete etap lekti yo nan lòd","prompt":"Mete etap sa yo nan yon lòd ki lojik pou konprann `print(2 + 3)`.","hint":"Premye remake kòmand ekstèn nan, apre sa ekspresyon ki andedan li, epi apre sa rezilta a.","help":{"concept":"Pou li yon enstriksyon print senp, idantifye apèl print la, evalye ekspresyon ki andedan an, epi apre sa detèmine sa ki parèt nan panèl rezilta a.","hint_1":"Aritmetik la fèt andedan parantèz yo anvan rezilta final la parèt.","hint_2":"Kòmanse pa rekonèt `print`, apre sa kalkile valè ki andedan an, epi fini ak rezilta ki parèt la."},"tokens":{"t1":"Remake ke `print(...)` ap montre yon valè","t2":"Evalye `2 + 3`","t3":"Jwenn valè `5` la","t4":"Montre `5` nan panèl rezilta a"}},"fb-none-literal":{"title":"Konplete yon literal string","prompt":"Chwazi tèks ki konplete literal string lan.","hint":"Yon literal string itilize guillemets ozalantou tèks la.","help":{"concept":"Yon string se tèks ki andedan guillemets.","hint_1":"Chwazi mo ki dwe ale andedan guillemets yo.","hint_2":"Kòd ki konplete a ta dwe afiche yon sèl mo."},"template":"print(\"[blank1]\")","choices":["hello","42","2.5","print"]},"fb-quoted-text":{"title":"Konplete string lan","prompt":"Ranpli espas vid la pou kòd la afiche yon literal string.","hint":"Yon literal string bezwen guillemets ozalantou tèks la.","help":{"concept":"Strings se valè tèks ki ekri andedan guillemets, tandiske mo ki pa nan guillemets pa literal string.","hint_1":"Chwazi opsyon kote lèt yo antoure ak mak guillemets.","hint_2":"Bon chwa a se tèks ki ekri dirèkteman nan kòd, pa yon nonb epi pa yon mo ki pa nan guillemets."},"template":"print([blank1])","choices":["hello","\"hello\"","5","3.5"]},"ci-print-literals":{"title":"Afiche senk valè literal","prompt":"Ekri kòd Python ki afiche twa valè sa yo sou liy separe nan lòd sa a: string `\"Zoe\"` la, integer `7` la, ak float `2.5` la.","hint":"Sèvi ak yon liy `print()` pou chak valè.","help":{"concept":"Egzèsis sa a verifye si ou ka afiche strings, integers, ak floats.","hint_1":"String lan bezwen guillemets. Integer ak float la pa bezwen guillemets.","hint_2":"Afiche chak valè sou pwòp liy pa li."},"starterCode":"# TODO: print the five values in order"},"ci-print-expression":{"title":"Afiche rezilta ekspresyon yo","prompt":"Ekri kòd Python ki afiche rezilta `2 + 3` sou premye liy lan ak rezilta `1.5 + 2.5` sou dezyèm liy lan.","hint":"Mete chak ekspresyon andedan pwòp apèl `print(...)` pa li.","help":{"concept":"Yon ekspresyon pwodui yon valè, epi `print(...)` montre valè sa a nan panèl rezilta a.","hint_1":"Premye ekspresyon an itilize integers, epi dezyèm nan itilize nonb desimal.","hint_2":"Ou bezwen de liy print, chak ladan yo gen yon ekspresyon adisyon."},"starterCode":"# TODO: print the two expression results"},"ci-read-and-print":{"title":"Li tèks epi afiche li","prompt":"Ekri kòd Python ki li yon liy antre epi afiche li egzakteman jan li te antre a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: read one line and print it"},"ci-read-number-text":{"title":"Li yon antre ki sanble ak yon nonb","prompt":"Ekri kòd Python ki li yon liy antre epi afiche `You typed:` apre sa antre egzak la sou menm liy lan. Trete antre a kòm tèks.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: read input and print it after the label"},"ci-three-lines":{"title":"Afiche valè melanje","prompt":"Ekri kòd Python ki afiche twa liy: string `\"start\"` la, apre sa rezilta `4 + 1`, epi apre sa string `\"done\"` la.","hint":"Sèvi ak twa liy `print()`.","help":{"concept":"Yon pwogram ka afiche diferan kalite valè youn apre lòt, tankou strings ak rezilta ekspresyon yo.","hint_1":"Sèvi ak yon enstriksyon `print()` pou chak liy rezilta.","hint_2":"Afiche tèks la an premye, apre sa nonb kalkile a, epi apre sa tèks final la."},"starterCode":"# TODO: print the required three lines"}},"projectSteps":{"ci_print_literals":{"title":"Afiche senk valè literal"},"ci_print_expression":{"title":"Afiche rezilta ekspresyon yo"},"ci_read_and_print":{"title":"Li tèks epi afiche li"},"ci_read_number_text":{"title":"Li yon antre ki sanble ak yon nonb"},"ci_three_lines":{"title":"Afiche valè melanje"}}},"what-python-is":{"label":"Pou kisa yo itilize Python","summary":"Konprann wòl Python nan otomatik, aplikasyon entènèt, done, pwogramasyon pou debutan, ak AI.","cards":{"course-introduction":{"title":"Course introduction"},"sketch0":{"title":"Python rezoud anpil kalite pwoblèm"},"sketch1":{"title":"Yon egzanp detaye: otomatik"},"sketch2":{"title":"Python nan aplikasyon entènèt, done, ak AI"},"quiz":{"title":"Kesyonè"},"project":{"title":"Mini pwojè pwodiksyon sou ka itilizasyon Python"}},"quiz":{"sc-python-use-general":{"title":"Yo itilize Python pou anpil travay","prompt":"Ki deklarasyon ki pi byen dekri Python?","hint":"Chèche chwa ki gen plizyè kalite travay diferan ladan l, pa sèlman youn.","help":{"concept":"Python se yon langaj pou itilizasyon jeneral, kidonk yo itilize li nan plizyè domèn tankou otomatik, aplikasyon entènèt, travay sou done, aprantisaj pou debutan, ak AI.","hint_1":"Yon langaj yo itilize sèlman pou yon sèl travay etwat pa ta koresponn ak itilizasyon Python nan lavi reyèl.","hint_2":"Chwazi opsyon ki di Python ka itilize nan diferan kalite pwojè."},"options":{"a":"Python se sèlman pou fè jwèt videyo.","b":"Python se yon langaj pou itilizasyon jeneral yo itilize nan anpil domèn.","c":"Python ka sèlman enprime tèks epi pa fè anyen ankò.","d":"Python se sèlman pou desine imaj."}},"sc-automation-example":{"title":"Rekonèt otomatik","prompt":"Ki travay ki pi bon egzanp itilizasyon Python pou otomatik?","hint":"Panse ak etap ki repete ke kòd ka fè pou ou.","help":{"concept":"Otomatik vle di itilize Python pou jere aksyon ki repete oswa woutin olye pou fè chak etap alamen.","hint_1":"Chèche opsyon kote menm kalite aksyon an rive ankò e ankò.","hint_2":"Pi bon repons lan enplike Python k ap ede ak yon travay repetitif olye de yon aktivite fizik."},"options":{"a":"Itilize Python pou chanje non anpil eleman nan yon modèl ki repete","b":"Itilize Python pou voye yon balon foutbòl","c":"Itilize Python pou pentire yon miray alamen","d":"Itilize Python pou manje manje midi"}},"mc-common-uses":{"title":"Itilizasyon komen Python","prompt":"Chwazi tout itilizasyon komen Python yo.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"Otomatik","b":"Aplikasyon entènèt","c":"Analiz done","d":"Lave asyèt alamen"}},"mc-beginner-friendly-reasons":{"title":"Poukisa debutan kòmanse ak Python","prompt":"Chwazi tout rezon ki fè Python souvan fasil pou debutan.","hint":"Panse ak lizibilite ak reyaksyon rapid nan kòd senp.","help":{"concept":"Python souvan fasil pou debutan paske sentaks li lizib epi ti pwogram yo ka montre rezilta byen vit.","hint_1":"Chèche chwa sou konprann kòd ak wè pwodiksyon, pa sou bezwen konfigirasyon konplike.","hint_2":"De opsyon dekri avantaj pou debutan: li pi fasil pou li epi rezilta vizib rapid."},"options":{"a":"Kòd li souvan pi fasil pou li pase anpil lòt langaj.","b":"Pwogram senp yo ka montre pwodiksyon byen vit.","c":"Li mande anpil fichye menm pou pwogram ki piti anpil.","d":"Debutan yo dwe enstale anpil pakè anvan yo enprime tèks."}},"dr-usecase-order":{"title":"Soti nan lide rive nan pwodiksyon","prompt":"Mete etap sa yo nan yon lòd ki lojik pou eksplore yon ka itilizasyon Python nan egzekitè navigatè a.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"Tcheke panèl pwodiksyon an","t2":"Tape kòd Python nan editè kòd la","t3":"Klike Run","t4":"Konpare pwodiksyon an ak sa ou te espere"}},"dr-automation-sequence":{"title":"Konprann yon egzanp otomatik","prompt":"Ranje lide sa yo soti nan yon travay ki repete rive nan pwodiksyon Python.","hint":"Kòmanse ak travay ki repete a, apre sa kòd la, epi apre sa rezilta ki enprime a.","help":{"concept":"Otomatik kòmanse ak yon travay ki repete, apre sa enstriksyon Python dekri li, epi finalman pwogram nan pwodui pwodiksyon.","hint_1":"Yon bezwen reyèl ki repete vini anvan ou ekri kòd sou li.","hint_2":"Mesaj ki enprime yo rive apre enstriksyon Python yo fin egzekite."},"tokens":{"t1":"Wè mesaj ki repete nan panèl pwodiksyon an","t2":"Remake yon travay ki repete","t3":"Ekri deklarasyon print Python pou travay la","t4":"Klike Run"}},"fb-python-general-purpose":{"title":"Konplete lide a","prompt":"Ranpli espas vid la pou konplete fraz la sou Python.","hint":"Python pa limite ak yon sèl travay etwat.","help":{"concept":"Yon langaj the missing term ka itilize nan anpil diferan kalite pwojè.","hint_1":"Fraz ki manke a dekri yon langaj ki gen anpil itilizasyon.","hint_2":"Chwazi opsyon ki vle di 'itil atravè anpil travay.'"},"template":"Python se yon langaj [blank1].","choices":["pou itilizasyon jeneral","fizik","sèlman sou papye","yon sèl itilizasyon"]},"fb-data-use":{"title":"Python ak done","prompt":"Ranpli espas vid la ak yon itilizasyon komen Python.","hint":"Panse ak òganize ak etidye enfòmasyon.","help":{"concept":"Python lajman itilize pou travay the missing term tankou òganize, analize, ak eksplore enfòmasyon.","hint_1":"Mo ki manke a nonmen travay ki fèt ak enfòmasyon ak rezilta.","hint_2":"Chwazi opsyon ki konekte ak analiz enfòmasyon, pa yon travay fizik."},"template":"Yo souvan itilize Python pou analiz [blank1].","choices":["done","soulye","miray","asyèt"]},"ci-print-usecase-automation":{"title":"Enprime yon mesaj otomatik","prompt":"Ekri kòd Python ki enprime egzakteman: Python helps automate repeated tasks.","hint":"Sèvi ak yon deklarasyon print ak fraz konplè a andedan guillemets.","help":{"concept":"Deklarasyon `print()` la voye tèks nan panèl pwodiksyon an egzakteman jan li ekri a, ansanm ak espas ak ponktiyasyon.","hint_1":"Ou bezwen yon liy kòd ki enprime tout fraz la.","hint_2":"Mete mesaj la andedan parantèz ak guillemets pou Python trete li kòm tèks."},"starterCode":"# TODO: print the required sentence"},"ci-two-usecases":{"title":"Enprime de ka itilizasyon Python","prompt":"Ekri kòd Python ki enprime de liy sa yo egzakteman nan lòd sa a:\nAutomation\nData analysis","hint":"Sèvi ak de deklarasyon print, youn pou chak liy.","help":{"concept":"Chak apèl `print()` kreye pwòp liy pa li nan panèl pwodiksyon an sof si ou chanje konpòtman sa a.","hint_1":"Pwodiksyon an bezwen de liy separe nan yon lòd espesifik.","hint_2":"Ekri yon `print()` pou premye mo a ak yon lòt `print()` pou dezyèm ekspresyon an."},"starterCode":"# TODO: print the two required lines"},"ci-web-data-ai":{"title":"Enprime twa domèn","prompt":"Ekri kòd Python ki enprime egzakteman twa liy sa yo:\nWeb apps\nData\nAI","hint":"Sèvi ak yon deklarasyon print pou chak liy pwodiksyon.","help":{"concept":"Plizyè deklarasyon `print()` se yon fason senp pou montre plizyè pwodiksyon ki gen rapò nan lòd.","hint_1":"Ta dwe gen twa liy pwodiksyon, pa yon sèl liy long.","hint_2":"Matche majiskil yo ak lòd yo montre nan kestyon an."},"starterCode":"# TODO: print the three lines exactly"},"ci-personal-usecase-label":{"title":"Mete etikèt sou yon itilizasyon Python","prompt":"Ekri kòd Python ki enprime egzakteman: One Python use: web apps","hint":"Li travay kodaj la epi idantifye sa pwogram nan dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui pwodiksyon yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: print the required labeled sentence"},"ci-beginner-message":{"title":"Enprime yon mesaj ki fasil pou debutan","prompt":"Ekri kòd Python ki enprime egzakteman de liy sa yo:\nPython is beginner-friendly.\nIt is used in many fields.","hint":"Sèvi ak de deklarasyon print epi matche ponktiyasyon an egzakteman.","help":{"concept":"Egzèsis pwodiksyon egzak verifye si tèks ou enprime a matche ak liy yo mande yo karaktè pa karaktè.","hint_1":"Gen de fraz, chak fini ak yon pwen.","hint_2":"Enprime premye fraz la sou yon liy epi dezyèm fraz la sou liy apre a."},"starterCode":"# TODO: print both required lines"}},"projectSteps":{"ci_print_usecase_automation":{"title":"Enprime yon mesaj otomatik"},"ci_two_usecases":{"title":"Enprime de ka itilizasyon Python"},"ci_web_data_ai":{"title":"Enprime twa domèn"},"ci_personal_usecase_label":{"title":"Mete etikèt sou yon itilizasyon Python"},"ci_beginner_message":{"title":"Enprime yon mesaj ki fasil pou debutan"}}}},"python-v2-1":{"common-variable-mistakes":{"label":"Erè komen ak varyab yo","summary":"Evite non ki pa defini, chèn tèks pa aksidan, ak non ki bay konfizyon.","cards":{"sketch0":{"title":"Sèvi ak yon varyab anvan li egziste"},"sketch1":{"title":"Chèn tèks pa aksidan"},"sketch2":{"title":"Non klè ak òtograf egzak"},"quiz":{"title":"Tès"},"project":{"title":"Korije erè komen ak varyab yo"}},"quiz":{"sc-undefined-name":{"title":"Jwenn erè non ki pa defini a","prompt":"Ki kòd ki lakòz yon erè paske yo itilize yon varyab anvan yo ba li yon valè?","hint":"Chèche kòd ki afiche oswa li yon non anvan non sa a resevwa yon valè.","help":{"concept":"Yon varyab dwe resevwa yon valè anvan Python ka li li. Sèvi ak yon non twò bonè lakòz yon erè non.","hint_1":"Tcheke lòd liy yo. Ki opsyon ki eseye sèvi ak varyab la an premye?","hint_2":"Jwenn opsyon kote `print(...)` vini anvan afektasyon an pou menm varyab la."},"options":{"a":"score = 5\nprint(score)","b":"print(score)\nscore = 5","c":"score = 5\nscore = 6\nprint(score)"}},"sc-quotes-vs-variable":{"title":"Giyèm chanje sans lan","prompt":"Si `name = \"Ava\"`, kisa `print(\"name\")` montre?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Yo te repare tèks sipò sa a paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"Ava","b":"name","c":"yon erè","d":"anyen"}},"mc-valid-variable-uses":{"title":"Chwazi tout itilizasyon varyab ki valab","prompt":"Ki fragman kòd ki sèvi ak varyab yo kòrèkteman? Chwazi tout sa ki aplikab.","hint":"Chèche non yo bay valè anvan yo afiche yo, epi fè atansyon ak òtograf egzak la.","help":{"concept":"Itilizasyon kòrèk varyab vle di non an egziste anvan yo sèvi avè l epi yo sèvi ak menm non egzak la chak fwa.","hint_1":"Yon fragman valab si afektasyon an fèt an premye epi non yo afiche a koresponn egzakteman.","hint_2":"Rejte fragman ki gen yon souliyen ki manke, òtograf ki chanje, oswa yon print anvan afektasyon."},"options":{"a":"city = \"Rome\"\nprint(city)","b":"print(city)\ncity = \"Rome\"","c":"user_name = \"Kai\"\nprint(user_name)","d":"user_name = \"Kai\"\nprint(username)"}},"mc-confusing-name-mistakes":{"title":"Remake erè ki sanble posib yo","prompt":"Ki egzanp ki montre erè komen ak varyab yo? Chwazi tout sa ki aplikab.","hint":"Chèche giyèm alantou yon non varyab oswa yon òtograf varyab ki yon ti jan diferan.","help":{"concept":"Erè komen débutan yo fè gen ladan afiche yon chèn tèks olye de yon varyab epi sèvi ak yon non varyab diferan de sa yo te bay valè a.","hint_1":"Yon erè afiche lèt ki nan non varyab la. Yon lòt sèvi ak yon non diferan de sa ki te kreye a.","hint_2":"Tcheke si kòd la sèvi ak giyèm pa aksidan epi si souliyen oswa lòd lèt yo chanje."},"options":{"a":"name = \"Lia\"\nprint(\"name\")","b":"age = 12\nprint(age)","c":"first_name = \"Noah\"\nprint(firstname)","d":"color = \"blue\"\nprint(color)"}},"dr-order-assignment-then-use":{"title":"Mete etap yo nan bon lòd la","prompt":"Ranje etap yo pou kreye yon varyab kòrèkteman epi montre valè li.","hint":"Varyab la dwe egziste anvan Python ka afiche valè li.","help":{"concept":"Yon sekans kòrèk chwazi yon non an premye, apre sa bay yon valè, epi apre sa sèvi ak varyab la.","hint_1":"Afektasyon vini anvan afichaj.","hint_2":"Kòmanse ak kreye varyab la, apre sa sere valè a, epi finalman montre li."},"tokens":{"t1":"Chwazi non varyab `score`","t2":"Bay `10` a `score`","t3":"Afiche `score`"}},"dr-fix-quoted-name-thinking":{"title":"Soti nan tèks pou rive nan valè varyab la","prompt":"Ranje lide sa yo pou eksplike poukisa `print(\"name\")` ak `print(name)` diferan.","hint":"Reflechi sou sa giyèm vle di nan Python.","help":{"concept":"Giyèm kreye yon chèn tèks literal, tandiske yon non varyab san giyèm mande Python pou chèche yon valè ki estoke.","hint_1":"Premye idantifye giyèm yo, apre sa deside si Python wè tèks oswa yon varyab.","hint_2":"Vèsyon ki nan giyèm nan trete kòm tèks literal anvan nenpòt rechèch varyab fèt."},"tokens":{"t1":"Giyèm fè `\"name\"` tounen yon chèn tèks literal","t2":"Python trete li kòm tèks, pa kòm yon rechèch varyab","t3":"`print(\"name\")` montre lèt name yo"}},"fb-variable-name":{"title":"Konplete afektasyon an","prompt":"Chwazi non varyab ki kòrèk la pou konplete kòd la.","hint":"Se yon sèl chwa ki fè yon deklarasyon afektasyon varyab nòmal.","help":{"concept":"Nan yon deklarasyon afektasyon, non varyab la ale sou bò gòch `=` epi valè a ale sou bò dwat.","hint_1":"Pati ki manke a ta dwe yon non varyab, pa yon mo kle oswa yon nonb.","hint_2":"Chwazi opsyon ki ta ka sere valè `10` pou itilize pita."},"template":"[blank1] = 10","choices":["age","print","\"age\"","10"]},"fb-print-variable-value":{"title":"Afiche valè ki estoke a","prompt":"Chwazi kòd ki kòrèk la pou afiche valè ki estoke nan `name`.","hint":"Pou afiche valè yon varyab, sèvi ak varyab la nan espas ki manke a san giyèm.","help":{"concept":"Yon varyab nan espas ki manke a san giyèm refere ak valè ki estoke a. Tèks ki nan giyèm se jis yon chèn tèks literal.","hint_1":"Espas vid la anndan `print(...)`, kidonk chwazi sa Python ta dwe li kòm yon varyab.","hint_2":"Pa chwazi vèsyon ki fè varyab la nan espas ki manke a tounen tèks."},"template":"print([blank1])","choices":["name","\"name\"","print","="]},"ci-fix-undefined-name":{"title":"Korije yon varyab yo itilize twò bonè","prompt":"Ekri kòd Python ki sere nonb `7` nan yon varyab ki rele `count` epi apre sa afiche `count`.","hint":"Li travay la \"Korije yon varyab yo itilize twò bonè\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Korije yon varyab yo itilize twò bonè\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Store 7 in count\n# Then print count"},"ci-print-variable-not-text":{"title":"Afiche valè varyab la, pa mo a","prompt":"Ekri kòd Python ki sere `\"Mila\"` nan yon varyab ki rele `name` epi afiche valè ki nan varyab la.","hint":"Li travay la \"Afiche valè varyab la, pa mo a\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Afiche valè varyab la, pa mo a\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Create a variable called name\n# Store the text Mila in it\n# Print the variable value"},"ci-match-variable-spelling":{"title":"Sèvi ak menm non varyab la egzakteman","prompt":"Ekri kòd Python ki sere `\"green\"` nan yon varyab ki rele `favorite_color` epi afiche li. Sèvi ak menm non varyab la egzakteman toude fwa yo.","hint":"Li travay la \"Sèvi ak menm non varyab la egzakteman\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sèvi ak menm non varyab la egzakteman\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Store the text green in favorite_color\n# Print the same variable"},"ci-read-and-store-input":{"title":"Sove antre a anvan afiche","prompt":"Ekri kòd Python ki li yon liy antre nan yon varyab ki rele `city` epi apre sa afiche `city`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Yo te repare tèks sipò sa a paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Read one line into city\n# Then print city"},"ci-fix-accidental-string-number":{"title":"Sove yon nonb kòm yon nonb","prompt":"Ekri kòd Python ki sere nonb `12` nan yon varyab ki rele `age` epi afiche `age`.","hint":"Travay sa a mande yon valè nonb, pa tèks nan giyèm.","help":{"concept":"Nonb ak chèn tèks se de kalite valè diferan. Yon nonb senp ekri san giyèm.","hint_1":"Bay `12` dirèkteman a `age`.","hint_2":"Sèvi ak giyèm sèlman pou tèks, apre sa afiche varyab la apre afektasyon an."},"starterCode":"# Store the number 12 in age\n# Print age"}},"projectSteps":{"ci_fix_undefined_name":{"title":"Korije yon varyab yo itilize twò bonè"},"ci_print_variable_not_text":{"title":"Afiche valè varyab la, pa mo a"},"ci_match_variable_spelling":{"title":"Sèvi ak menm non varyab la egzakteman"},"ci_read_and_store_input":{"title":"Sove antre a anvan afiche"},"ci_fix_accidental_string_number":{"title":"Sove yon nonb kòm yon nonb"}}},"f-strings-and-formatting":{"label":"Chèn F ak Fòma","summary":"Kreye yon sòti ki fasil pou li ak f-strings ak valè fòmate.","cards":{"sketch0":{"title":"Sa yon kòd f fè"},"sketch1":{"title":"Poukisa fòma ede lizibilite"},"sketch2":{"title":"Fòmate nimewo andedan f-strings"},"quiz":{"title":"Kwiz"},"project":{"title":"Egzèsi sou Fòma Sòti"}},"quiz":{"sc_fstring_prefix":{"title":"Chwazi kòmansman kòrek chèn f la","prompt":"Ki liy ki kòmanse yon f-string kòrèkteman nan Python?","hint":"Chèche chèn ki mete `f` dirèkteman anvan sitasyon ouvèti a.","help":{"concept":"Yon f-string dwe kòmanse ak lèt `f` imedyatman anvan sitasyon an pou Python konnen pou ranplase valè ki andedan `{}`.","hint_1":"Se sèlman yon sèl opsyon ki itilize prefiks \"`f`\" nan plas ki kòrèk la anvan chèn nan.","hint_2":"Tcheke si liy lan ta pèmèt `{name}` entèprete kòm yon valè varyab olye de tèks senp."},"options":{"a":"print(\"Hello {name}\")","b":"print(f\"Hello {name}\")","c":"print(f Hello {name})"}},"sc_decimal_places":{"title":"Idantifye de chif desimal","prompt":"Ki fòma ekspresyon f-string ki fòmate`price` pou montre egzakteman 2 chif apre virg la?","hint":"Chèche pati fòma a ki itilize `.2f` andedan kròche yo.","help":{"concept":"Anndan yon chèn f, fòma `:.2f` la fòmate yon nimewo kòm yon valè pwen fiks ak de chif apre pwen desimal la.","hint_1":"Enstriksyon fòma a dwe mete andedan `{}`, apre non varyab la ak yon pwen-de-virg.","hint_2":"Jwenn opsyon kote `price` swiv pa `:.2f`, pa deyò kwòk yo epi san ponktiyasyon ki mal."},"options":{"a":"f\"{price.2f}\"","b":"Yon kòmand"}},"mc_fstring_benefits":{"title":"Chwazi deklarasyon ki kòrèk sou f-strings yo.","prompt":"Ki deklarasyon sou f-strings yo ki kòrèk? Chwazi tout sa ki aplike.","hint":"Panse sou kijan f-strings yo mete valè varyab epi amelyore lizibilite sòti a.","help":{"concept":"F-strings yo itilize pou konstwi chenn ki fasil pou li lè yo entegre ekspresyon oswa valè varyab dirèkteman nan tèks avèk `{}`.","hint_1":"Chèche deklarasyon ki dekri fason pou mete valè nan tèks epi rann rezilta yo pi fasil pou li.","hint_2":"Rejte nenpòt deklarasyon ki di aparèy dan yo pa nesesè oswa ke prefiks `f` la se opsyonèl."},"options":{"a":"Yo ka mete valè varyab dirèkteman andedan yon chèn.","b":"Yo itilize kròche awondi alantou valè oswa ekspresyon.","c":"Yo travay sèlman ak valè tèks, pa ak nimewo.","d":"Yo ka fè pwodiksyon an pi fasil pou li."}},"mc_output_formatting_examples":{"title":"Jwenn egzanp fòma ki valab","prompt":"Ki liy ki fason valab pou pwodwi yon sòti fòmate ki fasil pou li nan sijè sa a? Chwazi tout sa ki aplike.","hint":"Chèche liy ki itilize kòrèkteman swa yon f-string oswa yon konbinezon nòmal de chèn ak valè ki deja konvèti an chèn.","help":{"concept":"Ou ka kreye yon sòti ki fasil pou li ak f-strings oswa ak konkatenasyon chèn lè moso yo se chèn ki valab.","hint_1":"Yon chèn f bezwen prefiks `f`, epi konkatene ak `+` bezwen moso chèn sou tou de bò.","hint_2":"Tcheke si chak liy ta mache ak yon varyab chèn tankou `name` epi si sentaks la konplè."},"options":{"a":"print(f\"Name: {name}\")","b":"print(\"Name: \" + name)","c":"print(\"Name: {name}\")","d":"print(f\"Name: \" + {name})"}},"dr_build_simple_fstring":{"title":"Kòmande pyès yo pou yon kòd f senp","prompt":"Aranje jeton yo pou fè yon liy valab ki enprime yon etikèt ak yon valè varyab.","hint":"Aranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete."},"tokens":{"t1":"print(","t2":"Non: {name}","t3":")"}},"dr_profile_output_order":{"title":"Kòmand pou etap sòti fòmate","prompt":"Mete etap sa yo nan pi bon lòd pou montre yon liy pwofil fòmate ak yon f-string.","hint":"Ou bezwen valè yo an premye, apre sa liy enprime ki fòmate a.","help":{"concept":"Pou enprime sòti ki fòmate, varyab yo dwe asiyen anvan yo itilize yo andedan yon f-string.","hint_1":"Ou pa ka mete yon varyab nan yon f-string anvan li gen yon valè.","hint_2":"Tou de asiyasyon yo vini anvan deklarasyon print la, epi deklarasyon print la vini an dènye."},"tokens":{"t1":"non = \"Lina\"","t2":"Laj = 12","t3":"print(f\"{name} is {age} years old\")"}},"fb_missing_prefix":{"title":"Ranpli prefiks ki manke a","prompt":"Konplete liy lan pou Python trete li kòm yon f-string.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Tèks sipò sa a te repare paske fòmil orijinal la te revele repons lan twò dirèkteman.","hint_1":"Panse sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"template":"print([blank1]\"Hello {name}\")","choices":["f","p","eks","s"]},"fb_decimal_format":{"title":"Ranpli fòma nimewo a","prompt":"Chwazi kòd fòma ki manke a pou montre `price` ak 2 chif apre virg la.","hint":"Gade espas vid la, epi chwazi mo a oswa senbòl la ki fè lide a kòrèk.","help":{"concept":"Blank la dwe ranpli ak tèm ki fè deklarasyon an kòrèk.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete fraz la ak sans ki pi klè a."},"template":"print(f\"Price: ${price[blank1]}\")","choices":[":pwen de f",".2f","De","De fwa de"]},"ci_print_profile_line":{"title":"Enprime yon liy pwofil senp","prompt":"Ekri yon kòd Python ki estoke non `Mila` ak laj `13`, epi enprime egzakteman: `Mila is 13 years old` lè l sèvi avèk yon f-string.","hint":"Li tach la \"Enprime yon liy pwofil senp\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta ki mande a pou: \"Enprime yon liy pwofil senp\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta ki mande a.","hint_2":"Klike sou Kouri epi konpare panèl sòti a ak rezilta espere a."},"starterCode":"# TODO: Sere valè yo nan varyab.\n# FÈ: enprime fraz la ak yon f-string"},"ci_format_price_two_decimals":{"title":"Fòmate yon pri","prompt":"Ekri kòd Python ki estoke `price = 4.5` epi enprime egzakteman: `Price: $4.50` lè l sèvi avèk yon f-string ak fòma nimewo.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"starterCode":"price = 4.5\n# Fè: enprime pri ki fòmate a"},"ci_input_greeting":{"title":"Fòmate antre a an yon salitasyon.","prompt":"Ekri yon kòd Python ki li yon non nan antre epi enprime \"`Hello, NAME!`\" lè l sèvi avèk yon f-string.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"starterCode":"# Li yon non\nname = input()\n\n# FÈ: enprime salitasyon an ak yon f-string"},"ci_input_name_city":{"title":"Konstwi yon liy entwodiksyon fòmate","prompt":"Ekri yon kòd Python ki li yon non ak yon vil sou liy separe, epi enprime egzakteman: `NAME lives in CITY` lè l sèvi avèk yon f-string.","hint":"Li tach la \"Bati yon liy entwodiksyon fòmate\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta ki mande a pou: \"Bati yon liy entwodiksyon fòmate\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta ki mande a.","hint_2":"Klike sou Kouri epi konpare panèl sòti a ak rezilta espere a."},"starterCode":"# Li non an ak vil la\nname = input()\ncity = input()\n\n# FÈ: enprime fraz ki fòmate a"},"ci_average_one_decimal":{"title":"Montre yon mwayèn ak yon sèl chif apre virg la.","prompt":"Ekri yon kòd Python ki li de antye, kalkile mwayèn yo epi enprime l egzakteman nan fòma sa a: `Average: X.X`, lè w itilize yon f-string.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmil orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"starterCode":"# Li de nimewo antye\nfirst = int(input())\nsecond = int(input())\n\n# Fè: kalkile mwayèn nan\n# FÈ: enprime li kòm Mwayèn: X.X"}},"projectSteps":{"ci_print_profile_line":{"title":"Enprime yon liy pwofil senp"},"ci_format_price_two_decimals":{"title":"Fòmate yon pri"},"ci_input_greeting":{"title":"Fòmate antre a an yon salitasyon."},"ci_input_name_city":{"title":"Konstwi yon liy entwodiksyon fòmate"},"ci_average_one_decimal":{"title":"Montre yon mwayèn ak yon sèl chif apre virg la."}}},"input-and-type-conversion":{"label":"Antre ak Konvèsyon Tip","summary":"Sèvi ak input(), int(), float(), ak str() pou li valè itilizatè a antre epi chanje yo nan tip pwogram ou a bezwen.","cards":{"sketch0":{"title":"Sa input() ba ou"},"sketch1":{"title":"Chanje antre an nonb ak int() ak float()"},"sketch2":{"title":"Sèvi ak str() pou konstwi yon sòti ki fasil pou li"},"quiz":{"title":"Tès"},"project":{"title":"Seri egzèsis sou antre ak konvèsyon"}},"quiz":{"sc_input_type":{"title":"Ki tip ki soti nan input()?","prompt":"Si yon itilizatè tape `25` nan `input()`, ki tip Python retounen anvan nenpòt konvèsyon?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"int","b":"float","c":"str","d":"bool"}},"sc_best_conversion_decimal":{"title":"Chwazi bon konvèsyon an","prompt":"Yon pwogram mande yon tanperati tankou `21.5`. Ki konvèsyon ou ta dwe itilize sou rezilta `input()` la?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"bool()","b":"float()","c":"str()","d":"print()"}},"mc_valid_number_conversions":{"title":"Konvèsyon ki fè nonb","prompt":"Ki liy ki ka byen chanje antre itilizatè a an yon nonb? Chwazi tout sa ki aplikab.","hint":"Chèche konvèsyon ki pwodui valè nimerik apati tèks input() retounen an.","help":{"concept":"Paske `input()` retounen yon chèn, pwogram nimerik yo souvan vlope li ak `int()` oswa `float()` pou kreye nonb.","hint_1":"Gen de konvèsyon entegre ki komen pou nonb antye ak nonb desimal.","hint_2":"Chwazi liy ki rele `input()` epi apre sa vlope rezilta a nan yon konvèsyon nimerik, pa sa ki kenbe li kòm tèks."},"options":{"a":"age = int(input(\"Age: \"))","b":"price = float(input(\"Price: \"))","c":"name = str(input(\"Name: \"))","d":"score = print(input(\"Score: \"))"}},"mc_true_statements_conversion":{"title":"Vrè deklarasyon sou konvèsyon","prompt":"Ki deklarasyon ki vrè? Chwazi tout sa ki aplikab.","hint":"Reflechi sou sa input() retounen ak kilè str() itil.","help":{"concept":"Kesyon sa a verifye twa lide ki lye: `input()` retounen chèn, `int()` konvèti chif tèks an nonb antye, epi `str()` ede konbine nonb ak tèks.","hint_1":"Youn nan deklarasyon vrè yo se sou `input()`, epi yon lòt se sou mete yon nonb nan yon mesaj.","hint_2":"Rejte nenpòt deklarasyon ki di `input()` otomatikman bay yon nonb antye oswa ki di `str()` se sèlman pou antre itilizatè."},"options":{"a":"input() retounen yon chèn","b":"int(\"8\") kreye nonb antye 8","c":"str() ka ede konbine yon nonb ak tèks","d":"input() otomatikman retounen yon int lè itilizatè a tape chif"}},"dr_steps_add_one":{"title":"Mete etap yo nan lòd pou ajoute 1 ak antre itilizatè a","prompt":"Mete etap sa yo nan bon lòd pou li yon laj epi afiche laj la plis 1.","hint":"Pwogram nan dwe li tèks an premye, apre sa konvèti, apre sa fè matematik, epi apre sa afiche.","help":{"concept":"Yon pwogram antre pou debutan anjeneral swiv yon sekans: pran tèks nan `input()`, konvèti li, sèvi ak valè konvèti a, epi apre sa montre rezilta a.","hint_1":"Ou pa ka ajoute `1` san danje anvan ou konvèti tèks yo tape a an yon nonb.","hint_2":"Kòmanse ak li valè a, apre sa fè li nimerik, apre sa kalkile, epi apre sa montre rezilta a."},"tokens":{"t1":"Li valè a ak input()","t2":"Konvèti tèks la ak int()","t3":"Ajoute 1 ak nonb la","t4":"Afiche rezilta a"}},"dr_build_message_number":{"title":"Mete etap yo nan lòd pou yon mesaj tèks ak yon nonb","prompt":"Ranje etap yo pou kreye epi afiche mesaj `You have 5 stars` la lè w sèvi ak yon varyab nonb.","hint":"Nonb la dwe egziste anvan li ka konvèti an tèks epi mete ansanm nan yon mesaj.","help":{"concept":"Lè w ap konbine nonb ak chèn ak `+`, kreye nonb la an premye, konvèti li ak `str()`, apre sa konstwi mesaj konplè a epi afiche li.","hint_1":"Konvèsyon ak `str()` fèt anvan dènye chèn nan fin konplè.","hint_2":"Kòmanse pa estoke valè nimerik la, apre sa chanje li an tèks, apre sa mete moso yo ansanm, epi apre sa afiche."},"tokens":{"t1":"Estoke 5 nan yon varyab","t2":"Konvèti nonb la ak str()","t3":"Mete moso tèks yo ansanm nan yon sèl mesaj","t4":"Afiche mesaj la"}},"fb_int_conversion":{"title":"Ranpli zouti entegre konvèsyon an","prompt":"Konplete kòd la pou antre a vin yon nonb antye.","hint":"Gade espas vid la, apre sa chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"age = [blank1](input(\"Age: \"))","choices":["int","float","print","input"]},"fb_str_message":{"title":"Ranpli konvèsyon ki manke a","prompt":"Konplete kòd la pou nonb la ka mete ansanm ak tèks.","hint":"Gade espas vid la, apre sa chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"message = \"Score: \" + [blank1](score)","choices":["int","float","str","input"]},"code_echo_name":{"title":"Li epi afiche yon non","prompt":"Ekri kòd Python ki li yon liy antre kòm yon non epi ki afiche `Hello, NAME!` lè w sèvi ak non yo antre a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Read a name and print a greeting\n# TODO: use input() and print()"},"code_add_two_ages":{"title":"Adisyone de nonb antye ki soti nan antre","prompt":"Ekri kòd Python ki li de nonb antye, youn pa liy, konvèti yo ak `int()`, epi afiche sòm yo.","hint":"Li travay la \"Adisyone de nonb antye ki soti nan antre\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Adisyone de nonb antye ki soti nan antre\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Read two whole numbers and print their sum\nfirst = input()\nsecond = input()\n# TODO: convert and print"},"code_double_price":{"title":"Double yon nonb desimal","prompt":"Ekri kòd Python ki li yon nonb desimal, konvèti li ak `float()`, epi afiche valè a miltipliye pa 2.","hint":"Li travay la \"Double yon nonb desimal\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Double yon nonb desimal\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Read a decimal number and print double its value\nvalue = input()\n# TODO: convert and print"},"code_age_next_year":{"title":"Afiche laj ane pwochèn","prompt":"Ekri kòd Python ki li laj yon moun kòm yon nonb antye epi ki afiche `Next year: X` kote `X` se laj la plis 1.","hint":"Konvèti laj yo tape a an yon nonb antye anvan ou ajoute 1.","help":{"concept":"Sa a konbine antre, konvèsyon nonb antye, aritmetik, ak sòti ki fasil pou li nan yon sèl ti pwogram.","hint_1":"Estoke laj konvèti a nan yon varyab, apre sa kalkile yon plis pase valè sa a.","hint_2":"Konstwi mesaj ki afiche a pou tèks etikèt la vini an premye, epi apre sa nonb ki ajou a."},"starterCode":"# Read an age and print next year's age\n# TODO: complete the program"},"code_profile_line":{"title":"Konstwi yon liy pwofil senp","prompt":"Ekri kòd Python ki li yon non sou premye liy la ak yon laj sou dezyèm liy la. Konvèti laj la an yon nonb antye, apre sa afiche `NAME is AGE years old`.","hint":"Li travay la \"Konstwi yon liy pwofil senp\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Konstwi yon liy pwofil senp\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Read a name and an age, then print a profile line\nname = input()\nage = input()\n# TODO: convert age and print the sentence"}},"projectSteps":{"code_echo_name":{"title":"Li epi afiche yon non"},"code_add_two_ages":{"title":"Adisyone de nonb antye ki soti nan antre"},"code_double_price":{"title":"Double yon nonb desimal"},"code_age_next_year":{"title":"Afiche laj ane pwochèn"},"code_profile_line":{"title":"Konstwi yon liy pwofil senp"}}},"module-1-profile-card-project":{"label":"Pwojè Modil: Konstwi yon Kat Pwofil","summary":"Yon pwofesè vle yon sèl pwogram kat pwofil ki grandi soti nan yon senp valè ki estoke pou rive nan yon kat entèaktif byen pwòp. Chak etap kenbe kòd ki mache a epi amelyore li.","cards":{"sketch0":{"title":"Premye kliyan kat-pwofil ou a"},"project":{"title":"Konstriktè Kat Pwofil"}},"projectSteps":{"mp_1":{"title":"Konstwi premye kat pwofil la"},"mp_2":{"title":"Fè kat la li antre"},"mp_3":{"title":"Netwaye non yo tape a"},"mp_4":{"title":"Fini kat pwofil konplè a"}},"quiz":{"mp-1-store-profile-values":{"title":"Konstwi premye kat pwofil la","prompt":"Vire apèsi a an premye vrè kat la. Mete `\"Maya\"` nan `student_name`, mete `7` nan `level`, epi apre sa enprime egzakteman:\nProfile for Maya\nLevel: 7","hint":"Estoke valè yo anvan, epi apre sa enprime de liy kat la.","help":{"concept":"Etap sa a kòmanse vrè estrikti pwojè a. Kat la kounye a gen sòti ki gen etikèt olye de yon sèl valè apèsi.","hint_1":"Sèvi ak `student_name` pou varyab non an epi `level` pou nimewo a.","hint_2":"Premye liy la kòmanse ak `Profile for`."},"starterCode":"name = \"Ava\"\nprint(name)\n\n# Replace the preview with a first profile card.\n# Store Maya in student_name and 7 in level.\n# Then print the two profile lines.\n"},"mp-2-read-and-label-input":{"title":"Fè kat la li antre","prompt":"Kenbe menm aranjman kat la, men fè li pi itil. Ranplase non ki estoke a ak `input()`, kenbe `level = 7`, li vil la ak yon dezyèm `input()`, epi enprime egzakteman:\nProfile for <name>\nLevel: 7\nCity: <city>","hint":"Sèvi ak `input()` pou non ak vil yo tape a, epi kontinye enprime kat la nan menm lòd la.","help":{"concept":"Pwojè a toujou sanble ak menm kat la, men kounye a elèv la ka tape valè olye li konte sèlman sou tèks ki estoke.","hint_1":"Non an soti nan premye antre a epi vil la soti nan dezyèm antre a.","hint_2":"Kenbe liy nivo a nan mitan an."},"starterCode":"student_name = \"Maya\"\nlevel = 7\nprint(f\"Profile for {student_name}\")\nprint(f\"Level: {level}\")\n\n# Keep the profile card idea.\n# Replace the stored name with input().\n# Read the city with input() too, then add the city line.\n"},"mp-3-clean-typed-name":{"title":"Netwaye non yo tape a","prompt":"Kenbe menm kat twa liy la. Fwa sa a, netwaye non yo tape a ak `.strip()` ak `.title()` anvan ou enprime li.","hint":"Estoke non yo tape a anvan, epi apre sa netwaye li anvan ou enprime kat la.","help":{"concept":"Sa a se yon amelyorasyon sou menm pwogram nan, pa yon rekòmansman. Aranjman kat la rete menm jan pandan fason yo jere non an vin pi bon.","hint_1":"Sèvi ak yon varyab pou non brit la ak yon lòt pou rezilta netwaye a si sa ede.","hint_2":"Se sèlman non an ki bezwen netwayaj nan etap sa a."},"starterCode":"name = input()\nlevel = 7\ncity = input()\nprint(f\"Profile for {name}\")\nprint(f\"Level: {level}\")\nprint(f\"City: {city}\")\n\n# Keep the card layout.\n# Clean the typed name with .strip() and .title() before printing it.\n"},"mp-4-build-full-profile-card":{"title":"Fini kat pwofil konplè a","prompt":"Kenbe kat non-netwaye a ou deja konstwi a. Kounye a ranplase nivo a ak yon laj yo tape, konvèti li an yon antye, epi enprime kat fini an konsa:\nProfile for <clean name>\nAge next year: <age + 1>\nCity: <city>","hint":"Kenbe lojik non netwaye a, chanje valè mitan an pou `int(input())`, epi enprime liy mitan ki ajou a.","help":{"concept":"Dènye etap la kenbe pifò nan estrikti kat la menm jan an, men li fè pwogram nan pi reyalis lè li li yon laj epi kalkile ane pwochèn.","hint_1":"Lòd antre yo se non, laj, vil.","hint_2":"Liy mitan an ta dwe sèvi ak `age + 1`, pa laj brit la."},"starterCode":"raw_name = input()\nlevel = 7\ncity = input()\nname = raw_name.strip().title()\nprint(f\"Profile for {name}\")\nprint(f\"Level: {level}\")\nprint(f\"City: {city}\")\n\n# Keep the cleaned name.\n# Replace level with a typed age.\n# Print Age next year instead of Level.\n"},"try-module-1-profile-card-project-sketch0":{"title":"Gade apèsi kat pwofil la","prompt":"Mete `\"Ava\"` nan yon varyab ki rele `name` epi enprime li.","hint":"Bay valè a anvan, epi apre sa enprime varyab la.","help":{"concept":"Ti apèsi rapid sa a bay pwojè a yon sèl valè ki estoke byen pwòp anvan tout kat pwofil la grandi bò kote li.","hint_1":"Sèvi ak non varyab `name` la.","hint_2":"Enprime varyab la, pa tèks la dirèkteman."},"starterCode":"# Store Ava in name.\n# Then print name.\n"}},"tryIt":{"try_module_1_profile_card_project_sketch0":{"title":"Eseye li ou menm","prompt":"Mete `\"Ava\"` nan yon varyab ki rele `name` epi enprime li."},"allowReveal":true}},"naming-and-assigning-variables":{"label":"Bay non ak bay valè nan varyab","summary":"Sèvi ak non varyab ki klè, bay valè ak =, epi mete varyab yo ajou lè w re-bay yo valè.","cards":{"sketch0":{"title":"Kisa yon varyab fè"},"sketch1":{"title":"Chwazi non varyab ki klè"},"sketch2":{"title":"Re-bay valè mete yon varyab ajou"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pwojè Pratik sou Varyab"}},"quiz":{"q1":{"title":"Kisa bay valè fè","prompt":"Kisa `score = 10` fè nan Python?","hint":"Gade sa `=` vle di lè w ap kreye oswa mete yon varyab ajou.","help":{"concept":"Bay valè sere yon valè nan non yon varyab pou pwogram nan ka sèvi ak valè sa a pita.","hint_1":"Non an sou bò gòch epi valè a sou bò dwat.","hint_2":"Liy sa a pa enprime anyen poukont li; li sere `10` anba yon non."},"options":{"a":"Li sere valè 10 nan varyab `score` la.","b":"Li enprime 10 nan panèl sòti a.","c":"Li konpare `score` ak 10 pou wè si yo egal.","d":"Li fè `score` tounen yon chèn tèks."}},"q2":{"title":"Pi bon non varyab","prompt":"Ki non varyab ki pi klè pou sere laj yon moun?","hint":"Chwazi non ki fè w konnen valè a vle di kisa.","help":{"concept":"Non varyab ki klè fè kòd pi fasil pou li paske non an dekri valè ki sere a.","hint_1":"Yon mo ki dekri pi bon pase yon sèl lèt lè toude yo pèmèt.","hint_2":"Chwazi opsyon ki di dirèkteman ki nimewo k ap sere a ye."},"options":{"a":"x","b":"n","c":"age","d":"thing"}},"q3":{"title":"Non varyab Python ki valab","prompt":"Chwazi tout non ki se non varyab Python ki valab.","hint":"Verifye si gen espas epi si non an kòmanse ak yon nimewo.","help":{"concept":"Non varyab Python ka sèvi ak lèt, nimewo, ak souliyen, men yo pa ka gen espas oswa kòmanse ak yon chif.","hint_1":"Yon souliyen pèmèt nan yon non.","hint_2":"Rejte nenpòt opsyon ki gen yon espas oswa ki kòmanse ak `2`."},"options":{"a":"user_name","b":"2score","c":"favorite color","d":"level1"}},"q4":{"title":"Efè re-bay valè","prompt":"Chwazi tout deklarasyon ki vre sou kòd sa a:\n\n```python\npoints = 5\npoints = 8\n```","hint":"Reflechi sou ki valè varyab la genyen apre dezyèm bay valè a.","help":{"concept":"Re-bay valè ranplase valè anvan an ki te sere nan menm non varyab la.","hint_1":"Apre dezyèm liy la, varyab la kenbe valè ki pi resan an, pa toude valè yo.","hint_2":"Yon deklarasyon ta dwe mansyone ranplasman, epi yon lòt ta dwe mansyone dènye valè ki sere a."},"options":{"a":"`points` fini ak valè 8.","b":"Nouvo bay valè a ranplase valè 5 la.","c":"`points` sere 5 ak 8 an menm tan.","d":"Dezyèm liy la enprime 8 otomatikman."}},"q5":{"title":"Konstwi yon pwogram senp ak bay valè","prompt":"Mete liy yo nan bon lòd pou sere yon non epi enprime li.","hint":"Bay valè a anvan ou eseye enprime varyab la.","help":{"concept":"Yon varyab dwe resevwa valè anvan yo sèvi avè l nan `print`.","hint_1":"Liy ki gen valè chèn tèks la ta dwe vini anvan liy ki montre varyab la.","hint_2":"Kòmanse ak bay valè a, apre sa sèvi ak `print(...)`."},"tokens":{"t1":"print(name)","t2":"name = \"Lina\""}},"q6":{"title":"Mete yon egzanp re-bay valè nan lòd","prompt":"Ranje liy yo pou pwogram nan enprime `1` epi apre sa `2`.","hint":"Premye enprime a dwe fèt anvan varyab la mete ajou.","help":{"concept":"Pou montre ansyen ak nouvo valè yo, enprime yon fwa anvan re-bay valè epi yon fwa apre re-bay valè.","hint_1":"Mizajou `count` la ta dwe fèt ant de liy enprime yo.","hint_2":"Kòmanse pa sere `1`, apre sa enprime, apre sa chanje valè a, epi enprime ankò."},"tokens":{"t1":"print(count)","t2":"count = 2","t3":"count = 1"}},"q7":{"title":"Konplete non varyab la","prompt":"Chwazi pi bon mo pou konplete bay valè a.","hint":"Chwazi non ki koresponn ak valè `16` la.","help":{"concept":"Yon non varyab ki klè ta dwe dekri sans valè k ap sere a.","hint_1":"Valè a sanble ak tèm ki manke a, kidonk non an ta dwe dekri lide sa a.","hint_2":"Chwazi opsyon ki ta fè liy la fasil pou yon lòt moun li."},"template":"[blank1] = 16","choices":["print","age","hello world","=="]},"q8":{"title":"Konplete re-bay valè a","prompt":"Ranpli espas vid la pou varyab la mete ajou ak yon nouvo nimewo.","hint":"Espas vid la ta dwe nouvo valè ki sou bò dwat `=` la.","help":{"concept":"Re-bay valè chanje yon varyab lè li ba li yon nouvo valè ak `=`.","hint_1":"Non varyab la deja bay, kidonk se sèlman valè ranplasman an ki manke.","hint_2":"Chwazi nimewo ki ta vin nouvo valè ki sere a apre liy la egzekite."},"template":"score = [blank1]","choices":["score","7","print","\"score\""]},"q9":{"title":"Sere epi enprime yon valè","prompt":"Ekri kòd Python ki sere nimewo `12` la nan yon varyab ki rele `age` epi enprime valè a.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Bay `12` a `age`, apre sa enprime varyab la.","help":{"concept":"Yon bay valè debaz sèvi ak `name = value`, epi `print(name)` montre valè ki sere a.","hint_1":"Ou bezwen yon liy bay valè ak yon liy enprime.","hint_2":"Non varyab la dwe `age`, epi rezilta ki enprime a dwe soti nan varyab la."},"starterCode":"# Store 12 in a variable named age\n# Then print the variable"},"q10":{"title":"Sere tèks nan yon varyab ki klè","prompt":"Ekri kòd Python ki sere tèks `\"Maya\"` la nan yon varyab ki rele `student_name` epi enprime li.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Li travay la \"Sere tèks nan yon varyab ki klè\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sere tèks nan yon varyab ki klè\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Store the name in student_name\n# Print the variable"},"q11":{"title":"Mete yon varyab ajou","prompt":"Ekri kòd Python ki:\n1. sere `3` nan yon varyab ki rele `level`\n2. chanje `level` pou li vin `4`\n3. enprime `level`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Sèvi ak menm non varyab la de fwa, apre sa enprime apre mizajou a.","help":{"concept":"Re-bay valè vle di bay yon nouvo valè a yon non varyab ki deja egziste.","hint_1":"Premye valè a se sèlman tanporè paske dezyèm bay valè a ranplase li.","hint_2":"Enprime apre dezyèm bay valè a pou sòti a montre valè ki mete ajou a."},"starterCode":"# Create level\n# Update level\n# Print level"},"q12":{"title":"Li antre a nan yon varyab","prompt":"Ekri kòd Python ki li yon liy antre nan yon varyab ki rele `city` epi apre sa enprime li.\n\nEgzanp: si antre a se `Tokyo`, sòti a ta dwe `Tokyo`.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Read one line into city\n# Print city"},"q13":{"title":"Enprime anvan ak apre re-bay valè","prompt":"Ekri kòd Python ki sere `\"red\"` nan yon varyab ki rele `color`, enprime li, chanje `color` pou li vin `\"green\"`, epi enprime li ankò.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Store the first color\n# Print it\n# Change the color\n# Print it again"}},"projectSteps":{"q9":{"title":"Sere epi enprime yon valè"},"q10":{"title":"Sere tèks nan yon varyab ki klè"},"q11":{"title":"Mete yon varyab ajou"},"q12":{"title":"Li antre a nan yon varyab"},"q13":{"title":"Enprime anvan ak apre re-bay valè"}}},"string-indexing-and-slicing":{"label":"Endèksaj ak koupe String","summary":"Aksede karaktè ak sou-chèn lè w sèvi ak endèks ak koupe.","cards":{"sketch0":{"title":"Endèksaj pran yon sèl karaktè"},"sketch1":{"title":"Koupe pran yon pati nan yon string"},"sketch2":{"title":"Modèl komen ak endèks ak koupe"},"quiz":{"title":"Kesyonè"},"project":{"title":"Seri egzèsis sou koupe string"}},"quiz":{"sc_index_zero_start":{"title":"Ki kote endèksaj string kòmanse?","prompt":"Nan Python, ki endèks ki bay premye karaktè yon string?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san w pa konte sou fason repons lan ekri."},"options":{"a":"0","b":"1","c":"-1","d":"premye"}},"sc_slice_end_rule":{"title":"Kijan pozisyon fen koupe yo mache","prompt":"Kisa `text[1:4]` fè nan Python?","hint":"Yon koupe gen ladan endèks kòmansman an epi li sispann anvan endèks fen an.","help":{"concept":"Nan yon koupe tankou `text[start:end]`, Python mete karaktè ki nan `start` la men li pa mete karaktè ki nan `end` la.","hint_1":"Verifye si endèks 4 fè pati rezilta a oswa si se sèlman pwen kote li sispann.","hint_2":"Koupe a kòmanse nan endèks 1 epi li pran karaktè yo jiska, men san li pa mete, endèks 4."},"options":{"a":"Li pran sèlman karaktè ki nan endèks 4","b":"Li pran karaktè yo soti nan endèks 1 rive nan endèks 4, li mete toude ladan yo","c":"Li pran karaktè yo soti nan endèks 1 jiska, men san li pa mete, endèks 4","d":"Li retire karaktè yo soti nan endèks 1 rive nan endèks 4"}},"mc_negative_and_open_slices":{"title":"Rekonèt verite sou string yo","prompt":"Chwazi tout deklarasyon ki vre sou endèksaj ak koupe string nan Python.","hint":"Reflechi sou endèks negatif ak koupe ki manke kòmansman oswa fen.","help":{"concept":"Endèks negatif konte apati fen string nan, epi koupe yo ka kite kòmansman oswa fen an vid pou vle di 'depi nan kòmansman' oswa 'rive nan fen an'.","hint_1":"Verifye si `-1` vle di dènye karaktè a epi si `[:3]` kòmanse nan kòmansman an.","hint_2":"Gen plis pase yon deklarasyon ki kòrèk isit la; chèche sa yo ki koresponn ak vrè konpòtman endèksaj ak koupe Python."},"options":{"a":"`text[-1]` pran dènye karaktè a","b":"`text[:3]` kòmanse nan kòmansman an epi li sispann anvan endèks 3","c":"`text[2:]` kòmanse nan endèks 2 epi li ale rive nan fen an","d":"`text[1:4]` mete karaktè ki nan endèks 4 la ladan l"}},"mc_valid_examples":{"title":"Chwazi ekspresyon ki retounen sou-chèn","prompt":"Pou `word = \"planet\"`, ki ekspresyon ki retounen yon sou-chèn olye de yon sèl karaktè? Chwazi tout sa ki aplikab.","hint":"Yon sou-chèn anjeneral soti nan yon koupe ki gen de pwen.","help":{"concept":"Endèksaj ak yon sèl nimewo retounen yon sèl karaktè, tandiske koupe ak de pwen retounen yon sou-chèn.","hint_1":"Chèche ekspresyon ki sèvi ak `:` anndan krochi yo.","hint_2":"Yon sèl endèks tankou `[0]` oswa `[-1]` retounen yon sèl karaktè, men fòm koupe yo retounen yon seksyon nan string nan."},"options":{"a":"`word[0]`","b":"`word[1:4]`","c":"`word[:2]`","d":"`word[-1]`"}},"dr_build_first_last_middle":{"title":"Mete etap yo nan lòd pou egzamine yon string","prompt":"Mete etap sa yo nan bon lòd pou ekri yon pwogram ki sere yon mo, enprime premye karaktè li, epi apre sa enprime dènye karaktè li.","hint":"Kòmanse pa kreye varyab string nan anvan ou eseye fè endèksaj sou li.","help":{"concept":"Pou sèvi ak endèksaj, ou bezwen yon varyab string an premye. Apre sa ou ka enprime karaktè yo lè w sèvi ak ekspresyon endèks nan yon lòd ki lojik.","hint_1":"Atribisyon varyab la dwe fèt anvan nenpòt liy `print`.","hint_2":"Apre string nan egziste, enprime endèks 0 an premye, epi apre sa enprime endèks -1."},"tokens":{"t1":"word = \"robot\"","t2":"print(word[0])","t3":"print(word[-1])"}},"dr_slice_reasoning":{"title":"Mete eksplikasyon koupe a nan lòd","prompt":"Ranje etap rezònman yo pou `text = \"banana\"` ak `text[1:4]`.","hint":"Reflechi sou kote koupe a kòmanse ak kote li sispann.","help":{"concept":"Yon koupe kòmanse nan premye endèks la, li mete chak karaktè jiska pwen kote li sispann, epi li pa mete endèks fen an.","hint_1":"Kòmanse ak règ pou endèks kòmansman an, apre sa pran karaktè ki ladan yo, epi apre sa sispann anvan endèks fen an.","hint_2":"Eksplikasyon an ta dwe soti nan endèks 1, pase nan lèt ki ladan yo, epi apre sa mansyone ke endèks 4 pa ladan l."},"tokens":{"t1":"Kòmanse nan endèks 1","t2":"Mete karaktè ki nan endèks 1, 2, ak 3 yo ladan yo","t3":"Sispann anvan endèks 4"}},"fb_first_char_index":{"title":"Ranpli endèks pou premye karaktè a","prompt":"Konplete kòd la pou li pran premye karaktè yon string.","hint":"Premye karaktè a sèvi ak endèks kòmansman Python lan.","help":{"concept":"String Python yo sèvi ak endèksaj ki baze sou zewo, kidonk premye karaktè a jwenn ak endèks tèm ki manke a.","hint_1":"Sa a se pi piti endèks nòmal yo itilize pou jwenn yon karaktè depi devan.","hint_2":"Li pa 1 epi li pa yon endèks negatif depi nan fen an."},"template":"print(name[[blank1]])","choices":["0","1","-1","2"]},"fb_open_end_slice":{"title":"Ranpli pati koupe ki manke a","prompt":"Konplete kòd la pou li pran tout bagay soti nan endèks 2 rive nan fen an.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou w dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"print(word[[blank1]])","choices":["2","2:",":2","1:2"]},"code_first_and_last":{"title":"Enprime premye ak dènye karaktè yo","prompt":"Ekri kòd Python ki li yon mo nan antre a. Enprime premye karaktè a sou yon liy epi dènye karaktè a sou liy apre a.","hint":"Li travay la \"Enprime premye ak dènye karaktè yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime premye ak dènye karaktè yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the first character\n# TODO: print the last character"},"code_middle_slice":{"title":"Enprime yon koupe soti nan endèks 1 rive 4","prompt":"Ekri kòd Python ki li yon mo nan antre a epi enprime koupe a soti nan endèks 1 jiska, men san li pa mete, endèks 4.","hint":"Li travay la \"Enprime yon koupe soti nan endèks 1 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime yon koupe soti nan endèks 1 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the required slice"},"code_prefix_suffix":{"title":"Enprime twa premye yo ak rès la","prompt":"Ekri kòd Python ki li yon mo nan antre a. Enprime twa premye karaktè yo sou yon liy, epi apre sa enprime karaktè ki rete yo sou liy apre a.","hint":"Li travay la \"Enprime twa premye yo ak rès la\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime twa premye yo ak rès la\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the first three characters\n# TODO: print the rest of the word"},"code_last_two":{"title":"Enprime de dènye karaktè yo","prompt":"Ekri kòd Python ki li yon mo nan antre a epi enprime de dènye karaktè li yo.","hint":"Li travay la \"Enprime de dènye karaktè yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime de dènye karaktè yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the last two characters"},"code_wrap_edges":{"title":"Bati yon ti rezime sou bor yo","prompt":"Ekri kòd Python ki li yon mo nan antre a epi enprime yon nouvo string ki fèt ak premye karaktè a, yon tirè, ak dènye karaktè a. Pa egzanp, si antre a se `robot`, sòti a ta dwe `r-t`.","hint":"Li travay la \"Bati yon ti rezime sou bor yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Bati yon ti rezime sou bor yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print first character, then '-', then last character"}},"projectSteps":{"code_first_and_last":{"title":"Enprime premye ak dènye karaktè yo"},"code_middle_slice":{"title":"Enprime yon koupe soti nan endèks 1 rive 4"},"code_prefix_suffix":{"title":"Enprime twa premye yo ak rès la"},"code_last_two":{"title":"Enprime de dènye karaktè yo"},"code_wrap_edges":{"title":"Bati yon ti rezime sou bor yo"}}},"string-methods":{"label":"Metòd String Itil","summary":"Sèvi ak metòd tankou lower, strip, replace, split, ak join.","cards":{"sketch0":{"title":"Kisa metòd string yo fè"},"sketch1":{"title":"Chanje tèks ak replace"},"sketch2":{"title":"Separe epi reyini tèks"},"quiz":{"title":"Kesyonè"},"project":{"title":"Seri Pratik Metòd String"}},"quiz":{"sc-1":{"title":"Chwazi metòd miniskil la","prompt":"Ki metòd string ki chanje tout lèt nan yon string an miniskil?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"strip()","b":"lower()","c":"split()","d":"join()"}},"sc-2":{"title":"Chwazi metòd pou espas deyò yo","prompt":"Ki metòd ki retire espas nan kòmansman ak nan fen yon string?","hint":"Panse ak netwaye tèks tankou \" hi \".","help":{"concept":"Gen kèk metòd string ki chanje majiskil/miniskil lèt yo, gen kèk ki separe tèks la, epi gen youn ki retire espas anplis sèlman sou bò deyò string la.","hint_1":"Metòd la pa retire espas nan mitan tèks la, sèlman nan kòmansman ak nan fen.","hint_2":"Imajine w ap netwaye \" Ada \" pou non an kenbe lèt li yo men li pèdi espas deyò yo."},"options":{"a":"replace()","b":"lower()","c":"strip()","d":"split()"}},"mc-1":{"title":"Metòd ki retounen string","prompt":"Chwazi tout ekspresyon ki retounen yon string.","hint":"Panse ak ki operasyon ki pwodui yon sèl moso tèks, pa yon lis.","help":{"concept":"Diferan metòd string retounen diferan kalite rezilta. `lower()`, `strip()`, ak `replace()` retounen string, tandiske `split()` retounen yon lis string.","hint_1":"Verifye si chak ekspresyon bay tèks ou ta ka enprime dirèkteman kòm yon sèl string.","hint_2":"Youn nan opsyon yo kreye plizyè moso nan yon lis. Lòt yo kenbe rezilta a kòm yon sèl string."},"options":{"a":"\"Hi\".lower()","b":"\" hi \".strip()","c":"\"a,b,c\".split(\",\")","d":"\"cat\".replace(\"c\", \"b\")"}},"mc-2":{"title":"Bon itilizasyon split ak join","prompt":"Chwazi tout deklarasyon ki vre sou `split()` ak `join()`.","hint":"Youn separe yon string an moso, epi lòt la konbine moso yo an yon sèl string.","help":{"concept":"`split()` separe yon string lè li sèvi ak yon delimitè, epi `join()` konbine yon iterable string lè li sèvi ak string ki vini anvan `.join(...)` kòm separatè a.","hint_1":"Mande tèt ou kisa k rive ak kantite moso yo: èske rezilta a vin anpil pati oswa yon sèl string konbine?","hint_2":"Ou ka sèvi ak yon vigil pou separe tèks tankou \"a,b,c\", epi ou ka sèvi ak yon espas pou reyini mo yo an yon fraz."},"options":{"a":"`\"a,b,c\".split(\",\")` separe tèks la an pati","b":"`\" \".join([\"I\", \"code\"])` konbine mo yo ak yon espas","c":"`split()` toujou mete tèks an miniskil","d":"`join()` retire espas deyò yo nan yon string"}},"dr-1":{"title":"Mete etap netwayaj yo nan lòd","prompt":"Mete etap sa yo nan lòd pou netwaye yon non, mete li an miniskil, epi enprime li.","hint":"Kòmanse pa estoke tèks orijinal la, apre sa transfòme li, epi montre rezilta a.","help":{"concept":"Yon ti pwogram Python anjeneral swiv yon sekans: kreye yon valè, transfòme li ak metòd, estoke rezilta a, epi enprime valè final la.","hint_1":"Ou pa ka enprime valè netwaye a anvan li fin kreye.","hint_2":"Etap miniskil la dwe fèt apre tèks orijinal la egziste epi anvan enpresyon final la."},"tokens":{"t1":"name = \" ALICE \"","t2":"clean = name.strip()","t3":"result = clean.lower()","t4":"print(result)"}},"dr-2":{"title":"Mete split ak join nan lòd","prompt":"Ranje etap kòd yo pou chanje \"red-blue-green\" an \"red, blue, green\".","hint":"Premye estoke tèks orijinal la, apre sa separe li, epi reyini moso yo ak yon nouvo separatè.","help":{"concept":"Pou chanje separatè yo, premye separe string orijinal la an pati ak ansyen separatè a, apre sa reyini pati sa yo ak nouvo separatè a.","hint_1":"Lis pati yo dwe egziste anvan ou ka reyini li.","hint_2":"Tiret la itilize nan etap split la, epi vigil-ak-espas la itilize nan etap join la."},"tokens":{"t1":"colors = \"red-blue-green\"","t2":"parts = colors.split(\"-\")","t3":"result = \", \".join(parts)","t4":"print(result)"}},"fb-1":{"title":"Ranpli non metòd la","prompt":"Konplete kòd la pou li retire espas deyò yo nan `text`.","hint":"Sèvi ak metòd ki koupe kòmansman ak fen yon string.","help":{"concept":"Lè tèks gen espas ou pa vle sou bò yo, Python sèvi ak yon metòd string espesifik pou retire sèlman espas deyò sa yo.","hint_1":"Metòd sa a souvan itilize anvan konpare oswa enprime antre itilizatè ki deja netwaye.","hint_2":"Se pa metòd pou miniskil la epi se pa metòd pou ranplase yon mo ak yon lòt."},"template":"clean = text.[blank1]()","choices":["lower","strip","split","join"]},"fb-2":{"title":"Ranpli separatè a","prompt":"Konplete kòd la pou mo yo reyini ak yon sèl espas.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Espas vid la dwe ranpli ak tèm ki koresponn ak travay yo dekri a.","hint_1":"Panse ak sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"sentence = [blank1].join(words)","choices":["\"-\"","\" \"","\",\"","\"|\""]},"code-1":{"title":"Mete yon liy tèks an miniskil","prompt":"Ekri kòd Python ki li yon liy antre, konvèti li an miniskil, epi enprime rezilta a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n# Convert text to lowercase and print it"},"code-2":{"title":"Retire espas deyò yo","prompt":"Ekri kòd Python ki li yon liy antre, retire espas nan kòmansman ak nan fen, epi enprime tèks netwaye a.","hint":"Li travay la \"Retire espas deyò yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Retire espas deyò yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"text = input()\n# Remove outside spaces and print the result"},"code-3":{"title":"Ranplase yon mo","prompt":"Ekri kòd Python ki li yon liy antre epi enprime rezilta a apre li fin ranplase chak `cat` ak `dog`.","hint":"Li travay la \"Ranplase yon mo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Ranplase yon mo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"text = input()\n# Replace cat with dog and print the result"},"code-4":{"title":"Separe mo ki separe ak vigil","prompt":"Ekri kòd Python ki li yon liy mo ki separe ak vigil, separe tèks la nan chak vigil, epi enprime chak mo sou pwòp liy pa li.","hint":"Li travay la \"Separe mo ki separe ak vigil\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Separe mo ki separe ak vigil\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"text = input()\nparts = text.split(\",\")\n# Print each part on its own line"},"code-5":{"title":"Netwaye epi fòmate etikèt yo","prompt":"Ekri kòd Python ki li yon liy antre tankou ` apple,banana,cherry `, retire espas deyò yo, separe tèks la pa vigil, apre sa reyini pati yo ak ` | ` epi enprime rezilta a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n# Remove outside spaces\n# Split by commas\n# Join with \" | \" and print"}},"projectSteps":{"code_1":{"title":"Mete yon liy tèks an miniskil"},"code_2":{"title":"Retire espas deyò yo"},"code_3":{"title":"Ranplase yon mo"},"code_4":{"title":"Separe mo ki separe ak vigil"},"code_5":{"title":"Netwaye epi fòmate etikèt yo"}}}},"python-v2-2":{"and-or-not":{"label":"And, Or, ak Not","summary":"Konbine kondisyon ak operatè boolean.","cards":{"sketch0":{"title":"Sèvi ak and pou mande de bagay"},"sketch1":{"title":"Sèvi ak or ak not"},"sketch2":{"title":"Konbine kondisyon nan vrè deklarasyon if"},"quiz":{"title":"Tès"},"project":{"title":"Bati verifikatè lojik ak and, or, ak not"}},"quiz":{"sc_and_true":{"title":"Kilè and vin vre?","prompt":"Ki deklarasyon sou `A and B` ki kòrèk?","hint":"Panse ak yon règ kote de kondisyon yo dwe toude satisfè.","help":{"concept":"Operatè `and` la konbine de kondisyon epi li retounen true sèlman si chak kondisyon vre.","hint_1":"Konpare `and` ak yon sitiyasyon tankou 'ase gran epi li gen pèmisyon'. Si youn manke, sa dwe echwe.","hint_2":"Mande tèt ou sa k rive si yon bò fo. Avèk `and`, sa fè tout rezilta a fo."},"options":{"a":"Li vre sèlman lè toude A ak B vre.","b":"Li vre lè swa A oswa B vre.","c":"Li toujou opoze A.","d":"Li vre chak fwa A fo."}},"sc_not_flip":{"title":"Kisa not fè?","prompt":"Si `logged_in = False`, `not logged_in` evalye a kisa?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"False","b":"0","c":"True","d":"None"}},"mc_or_cases":{"title":"Chwazi ekspresyon or ki vre yo","prompt":"Ki ekspresyon ki evalye a `True`? Chwazi tout bon repons yo.","hint":"Avèk `or`, se yon sèl bò ki bezwen vre.","help":{"concept":"Operatè `or` la retounen true lè omwen youn nan de kondisyon li yo vre.","hint_1":"Tcheke chak bò nan chak ekspresyon separeman, epi gade si omwen yon bò vre.","hint_2":"Nenpòt ekspresyon ki gen yon bò vre ak yon bò fo toujou vin vre ak `or`."},"options":{"a":"True or False","b":"False or False","c":"3 > 5 or 10 > 2","d":"7 == 8 or 1 > 4"}},"mc_valid_age_and_name":{"title":"Verifikasyon antre valab","prompt":"Yon pwogram ta dwe aksepte antre sèlman lè itilizatè a gen omwen 18 an epi non an pa vid. Ki kondisyon ki koresponn ak règ sa a? Chwazi tout bon repons yo.","hint":"Règ la bezwen toude laj la ak yon non ki pa vid.","help":{"concept":"Kondisyon boolean ekivalan yo ka ekri nan diferan fason, men yo dwe toujou mande pou toude pati règ la satisfè.","hint_1":"Yon pati tcheke si moun nan granmoun. Lòt pati a tcheke si chèn lan pa vid.","hint_2":"Yon kondisyon ki sèvi ak `not (age < 18)` vle di menm bagay ak gen 18 an oswa plis."},"options":{"a":"age >= 18 and name != \"\"","b":"age >= 18 or name != \"\"","c":"not (age < 18) and name != \"\"","d":"age > 18 and name == \"\""}},"dr_build_and_condition":{"title":"Bati yon kondisyon and","prompt":"Mete token yo nan lòd pou fè yon kondisyon Python valab ki tcheke si `score` omwen 50 epi `passed` vre.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Panse ki pati ki dwe vini an premye.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"tokens":{"t1":"score","t2":">=","t3":"50","t4":"and","t5":"passed"}},"dr_if_elif_else_logic":{"title":"Mete branch yo nan lòd","prompt":"Ranje liy sa yo pou fòme yon estrikti `if` / `elif` / `else` ki valab.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"if age < 13:","t2":"print(\"child\")","t3":"elif age < 18:","t4":"print(\"teen\")","t5":"else:","t6":"print(\"adult\")"}},"fb_not_condition":{"title":"Konplete yon verifikasyon not","prompt":"Chwazi mo ki manke a pou fè kondisyon an vre lè `ready` fo.","hint":"Ou bezwen operatè ki ranvèse yon valè boolean.","help":{"concept":"Sèvi ak `the missing term` lè ou vle yon kondisyon vre pou valè boolean opoze a.","hint_1":"Si `ready` fo, kondisyon an ta dwe toujou pase.","hint_2":"Chwazi operatè ki fè false tounen true anndan verifikasyon `if` la."},"template":"if [blank1] ready:\n print(\"Wait\")","choices":["and","or","not","elif"]},"fb_or_operator":{"title":"Konplete yon règ swa-sa-oswa-sa","prompt":"Chwazi operatè ki fè kondisyon an vre lè youn oswa lòt konparezon an vre.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki koresponn ak travay yo dekri a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"if temp < 0 [blank1] temp > 30:\n print(\"Extreme\")","choices":["and","or","not","="]},"code_ticket_check":{"title":"Tcheke antre nan evènman an","prompt":"Ekri kòd Python ki li de liy: yon antye age ak yon chèn `yes` oswa `no` pou endike si moun nan gen yon ID. Enprime `allowed` si age omwen 18 epi repons ID a se `yes`. Sinon enprime `denied`.","hint":"Li travay la \"Tcheke antre nan evènman an\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Tcheke antre nan evènman an\".","hint_1":"Ekri kòd la ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"age = int(input())\nhas_id = input().strip()\n\n# TODO: print allowed or denied"},"code_free_day":{"title":"Fen semèn oswa jou ferye","prompt":"Ekri kòd Python ki li de liy, chak ladan yo gen `True` oswa `False`: `is_weekend` ak `is_holiday`. Enprime `rest` si youn nan valè yo vre. Sinon enprime `work`.","hint":"Li travay la \"Fen semèn oswa jou ferye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Fen semèn oswa jou ferye\".","hint_1":"Ekri kòd la ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"is_weekend = input().strip() == \"True\"\nis_holiday = input().strip() == \"True\"\n\n# TODO: print rest or work"},"code_not_logged_in":{"title":"Mande lè itilizatè a pa konekte","prompt":"Ekri kòd Python ki li yon liy ki gen `True` oswa `False` pou `logged_in`. Si itilizatè a pa konekte, enprime `please sign in`. Sinon enprime `welcome`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a tcheke si pwogram nan pwodui pwodiksyon yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"logged_in = input().strip() == \"True\"\n\n# TODO: print the correct message"},"code_score_certificate":{"title":"Desizyon sètifika","prompt":"Ekri kòd Python ki li yon antye score ak yon dezyèm liy ki gen `True` oswa `False` pou `late`. Enprime `certificate` si score omwen 80 epi travay la pa an reta. Enprime `passed` si score omwen 80 epi travay la an reta. Sinon enprime `practice`.","hint":"Li travay la \"Desizyon sètifika\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Desizyon sètifika\".","hint_1":"Ekri kòd la ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\nlate = input().strip() == \"True\"\n\n# TODO: print certificate, passed, or practice"},"code_range_check":{"title":"Tcheke si yon nonb nan entèval la","prompt":"Ekri kòd Python ki li yon antye `n`. Enprime `in range` si `n` omwen 10 epi pa plis pase 20. Sinon enprime `out of range`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"n = int(input())\n\n# TODO: print in range or out of range"}},"projectSteps":{"code_ticket_check":{"title":"Tcheke antre nan evènman an"},"code_free_day":{"title":"Fen semèn oswa jou ferye"},"code_not_logged_in":{"title":"Mande lè itilizatè a pa konekte"},"code_score_certificate":{"title":"Desizyon sètifika"},"code_range_check":{"title":"Tcheke si yon nonb nan entèval la"}}},"checking-special-cases-first":{"label":"Tcheke ka espesyal yo an premye","summary":"Sèvi ak verifikasyon bonè ki klè pou fè lojik kondisyonèl la pi fasil pou li.","cards":{"sketch0":{"title":"Poukisa tcheke ka espesyal yo an premye?"},"sketch1":{"title":"Mete verifikasyon espesifik yo anvan verifikasyon laj yo"},"sketch2":{"title":"Sèvi ak `elif` pou separe ka yo klèman"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratike tcheke ka espesyal yo an premye"}},"quiz":{"sc-special-before-general":{"title":"Chwazi pi bon lòd la","prompt":"Poukisa li anjeneral pi bon pou tcheke yon ka espesyal anvan yon ka laj nan yon chèn `if` / `elif`?","hint":"Python sèvi ak premye branch ki gen kondisyon li vre.","help":{"concept":"Nan yon chèn `if` / `elif`, Python tcheke kondisyon yo depi anlè jouk anba epi li sispann nan premye ki vre a. Yon kondisyon laj ka kache yon ka ki pi espesifik si li parèt an premye.","hint_1":"Reflechi sou sa k rive lè yon valè matche ak yon kondisyon espesifik epi ak yon kondisyon ki pi laj tou.","hint_2":"Si kondisyon ki pi laj la vini an premye, Python ap pran branch sa a epi sote branch ka espesyal ki vini apre a."},"options":{"a":"Paske Python egzekite chak branch ki matche yo nan lòd","b":"Paske yon kondisyon laj ki mete an premye ka anpeche yo rive nan ka espesyal la","c":"Paske `elif` mache sèlman ak nonb","d":"Paske ka espesyal yo dwe toujou ekri nan `else`"}},"sc-output-perfect-score":{"title":"Prevwa rezilta a","prompt":"Kisa kòd sa a afiche lè `score = 100`?\n\n```python\nscore = 100\n\nif score >= 60:\n print(\"Pass\")\nelif score == 100:\n print(\"Perfect\")\nelse:\n print(\"Fail\")\n```","hint":"Tcheke ki kondisyon ki vin vre an premye.","help":{"concept":"Python evalye branch `if` ak `elif` yo nan lòd. Menm si yon kondisyon ki vini pita vre tou, li pap egzekite yon fwa yo jwenn yon branch ki vre pi bonè.","hint_1":"Mande tèt ou si `100 >= 60` vre anvan ou panse ak liy `elif` la.","hint_2":"Yon fwa premye branch la matche, Python afiche soti nan branch sa a epi li sote rès la."},"options":{"a":"Perfect","b":"Fail","c":"Pass","d":"Li afiche toude Pass ak Perfect"}},"mc-good-special-case-order":{"title":"Jwenn bon egzanp yo","prompt":"Ki fragman kòd ki tcheke yon ka espesyal anvan yon ka ki pi laj? Chwazi tout sa ki aplikab.","hint":"Chèche yon kondisyon etwat ki plase anlè yon kondisyon ki pi laj.","help":{"concept":"Yon ka espesyal se yon kondisyon ki pi etwat, tankou `score == 100`, tandiske yon ka laj kouvri plis valè, tankou `score >= 60`. Bon lòd la mete ka ki pi etwat la an premye.","hint_1":"Tcheke si premye kondisyon an se yon sou-ansanm yon kondisyon ki vini pita oswa si se kontrè a.","hint_2":"Yon bon repons trete ka limit egzak la anvan kondisyon ki ta enkli li tou."},"options":{"a":"if score == 100: ... elif score >= 60: ...","b":"if age >= 0: ... elif age == 0: ...","c":"if text == \"\": ... elif text != \"\": ...","d":"if number > 0: ... elif number == 1: ..."}},"mc-values-hit-first-branch":{"title":"Ki valè ki pran premye branch la?","prompt":"Konsidere kòd sa a:\n\n```python\nif n == 0:\n print(\"zero\")\nelif n <= 10:\n print(\"small\")\nelse:\n print(\"big\")\n```\n\nKi valè ki afiche `zero`? Chwazi tout sa ki aplikab.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmilasyon orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"-1","b":"0","c":"1","d":"10"}},"dr-order-score-checks":{"title":"Mete branch yo nan lòd","prompt":"Ranje kondisyon sa yo soti nan pi bon rive nan pi move lòd pou yon verifikasyon nòt kote `100` ta dwe resevwa yon mesaj espesyal anvan nòt nòmal ki pase yo.","hint":"Mete kondisyon ki pi espesifik la an premye.","help":{"concept":"Lè yon kondisyon pi espesifik pase yon lòt, youn ki espesifik la ta dwe vini pi bonè pou li pa kache pa yon matche ki pi laj.","hint_1":"Yon verifikasyon egalite egzak pou `100` pi etwat pase yon verifikasyon entèval pou pase.","hint_2":"Branch ki pran tout rès yo dwe vini an dènye paske li trete tout sa ki pa t matche pi bonè."},"tokens":{"t1":"if score == 100","t2":"elif score >= 60","t3":"else"}},"dr-order-input-validation":{"title":"Mete lojik validasyon an nan lòd","prompt":"Ranje verifikasyon sa yo nan yon lòd ki klè pou yon klasifikatè laj. Laj ki pa valab yo ta dwe trete anvan laj nòmal yo.","hint":"Kòmanse ak entèval valè ki enposib la.","help":{"concept":"Validasyon souvan mache pi byen lè yo tcheke antre ki pa valab oswa eksepsyonèl yo an premye, apre sa ka valab espesyal yo, epi finalman ka jeneral la.","hint_1":"Yon laj negatif pa valab, kidonk li ta dwe tcheke anvan nenpòt kategori laj nòmal.","hint_2":"Apre antre ki pa valab la, mete ka limit egzak la anvan ka laj ki rete a."},"tokens":{"t1":"if age < 0","t2":"elif age == 0","t3":"else"}},"fb-empty-string-check":{"title":"Konplete verifikasyon ka espesyal la","prompt":"Ranpli valè ki manke a pou kòd la tcheke yon chèn vid an premye.","hint":"Yon chèn vid pa gen okenn karaktè.","help":{"concept":"Nan Python, yon chèn vid ekri ak de sitasyon epi pa gen anyen nan mitan yo. Se yon ka espesyal komen pou tcheke anvan lòt valè tèks yo.","hint_1":"Ou bezwen literal chèn ki gen zewo karaktè.","hint_2":"Chèche chwa ki se sèlman sitasyon ouvèti ak fèmti san anyen anndan."},"template":"if text == [blank1]:\n print(\"Empty\")","choices":["\"\"","\" \"","None","0"]},"fb-elif-keyword":{"title":"Chwazi bon mo kle a","prompt":"Ranpli mo kle ki manke a pou tcheke yon dezyèm kondisyon sèlman si premye a te fo.","hint":"Mo kle sa a konbine `else` ak `if`.","help":{"concept":"Sèvi ak `the missing term` nan Python lè ou vle yon lòt kondisyon tcheke sèlman si kondisyon ki te vini pi bonè nan menm chèn nan te fo.","hint_1":"Se pa `if`, paske sa ta kòmanse yon blòk kondisyon separe.","hint_2":"Se mo kle yo itilize ant `if` ak `else` nan yon chèn ki gen plizyè branch."},"template":"if score == 100:\n print(\"Perfect\")\n[blank1] score >= 60:\n print(\"Pass\")","choices":["else","elif","then","loop"]},"code-invalid-before-range":{"title":"Tcheke antre ki pa valab an premye","prompt":"Ekri kòd Python ki li yon laj antye nan antre a. Si laj la pi piti pase 0, afiche `Invalid`. Sinon, si laj la pi piti pase 13, afiche `Child`. Nan tout lòt ka yo, afiche `Older`.","hint":"Trete laj enposib la anvan gwoup laj nòmal yo.","help":{"concept":"Lè yon antre pa valab oswa eksepsyonèl, tcheke li an premye fè rès lojik branchman an pi senp ak pi klè.","hint_1":"Li laj la ak `input()`, konvèti li an `int`, epi teste `age < 0` anvan lòt kondisyon yo.","hint_2":"Apre verifikasyon valè ki pa valab la, pwochen branch la ta dwe kouvri laj soti nan 0 rive 12, epi branch final la trete rès la."},"starterCode":"age = int(input())\n\n# TODO: print Invalid, Child, or Older"},"code-perfect-before-pass":{"title":"Afiche yon mesaj espesyal pou 100","prompt":"Ekri kòd Python ki li yon nòt antye. Si nòt la egzakteman 100, afiche `Perfect`. Sinon, si nòt la omwen 60, afiche `Pass`. Nan tout lòt ka yo, afiche `Fail`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmilasyon orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"score = int(input())\n\n# TODO: print Perfect, Pass, or Fail"},"code-empty-yes-other":{"title":"Trete tèks vid an premye","prompt":"Ekri kòd Python ki li yon liy tèks. Si tèks la se yon chèn vid, afiche `Empty`. Sinon, si tèks la se `yes`, afiche `Confirmed`. Nan tout lòt ka yo, afiche `Other`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a tcheke si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n\n# TODO: print Empty, Confirmed, or Other"},"code-zero-before-small":{"title":"Tcheke zewo anvan yon entèval ki pi laj","prompt":"Ekri kòd Python ki li yon nonb antye `n`. Si `n` egzakteman 0, afiche `Zero`. Sinon, si `n` pi piti oswa egal a 10, afiche `Small`. Nan tout lòt ka yo, afiche `Large`.","hint":"Valè egzak 0 fè pati entèval ki pi laj `<= 10` la, kidonk lòd la enpòtan.","help":{"concept":"Lè yon valè espesyal enkli andedan yon entèval ki pi laj, verifikasyon valè egzak la dwe vini an premye sinon verifikasyon entèval la ap kache li.","hint_1":"Li nonb la, epi konpare ak `== 0` anvan ou itilize `<= 10`.","hint_2":"Dezyèm branch la ta dwe pran valè tankou 1 ak 10, pandan branch final la trete nonb ki pi gran pase 10."},"starterCode":"n = int(input())\n\n# TODO: print Zero, Small, or Large"},"code-invalid-code-first":{"title":"Valide yon kòd anvan ka nòmal yo","prompt":"Ekri kòd Python ki li yon kòd antye. Si kòd la pi piti pase 0, afiche `Invalid`. Sinon, si kòd la se 0, afiche `Start`. Nan tout lòt ka yo, afiche `Continue`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmilasyon orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"code = int(input())\n\n# TODO: print Invalid, Start, or Continue"}},"projectSteps":{"code_invalid_before_range":{"title":"Tcheke antre ki pa valab an premye"},"code_perfect_before_pass":{"title":"Afiche yon mesaj espesyal pou 100"},"code_empty_yes_other":{"title":"Trete tèks vid an premye"},"code_zero_before_small":{"title":"Tcheke zewo anvan yon entèval ki pi laj"},"code_invalid_code_first":{"title":"Valide yon kòd anvan ka nòmal yo"}}},"comparisons-and-truth-values":{"label":"Konparezon ak Valè Verite","summary":"Sèvi ak operatè konparezon epi konprann rezilta True ak False.","cards":{"sketch0":{"title":"Sa operatè konparezon yo fè"},"sketch1":{"title":"Sèvi ak True ak False nan desizyon"},"sketch2":{"title":"Truthiness nimewo, chèn, ak None"},"quiz":{"title":"Tès"},"project":{"title":"Pwojè pratik valè verite"}},"quiz":{"sc-compare-equal":{"title":"Konparezon egal","prompt":"Ki ekspresyon ki tcheke si `score` egal ak `10`?","hint":"Sèvi ak operatè konparezon egalite a, pa afektasyon.","help":{"concept":"Nan Python, `==` konpare de valè, tandiske `=` bay yon valè a yon varyab.","hint_1":"Ou vle yon ekspresyon ki poze yon kesyon sou `score`, pa youn ki chanje `score`.","hint_2":"Chèche opsyon ki gen operatè doub egal la ant `score` ak `10`."},"options":{"a":"score = 10","b":"score == 10","c":"10 = score"}},"sc-truthy-string":{"title":"Valè truthy","prompt":"Ki valè ki truthy nan Python?","hint":"Li kesyon an epi konekte li ak egzanp espesifik leson an.","help":{"concept":"Kesyon sa a tcheke yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"\"\"","b":"0","c":"None","d":"\"hi\""}},"mc-true-comparisons":{"title":"Chwazi tout konparezon ki vre","prompt":"Ki ekspresyon ki evalye a `True`? Chwazi tout sa ki aplikab.","hint":"Tcheke chak konparezon youn pa youn.","help":{"concept":"Yon konparezon retounen `True` sèlman lè relasyon ant de valè yo kòrèk.","hint_1":"Teste chak opsyon nan tèt ou: konpare nimewo yo egzakteman jan yo ekri a.","hint_2":"Chèche deklarasyon kote bò gòch la vrèman pi gwo, egal, oswa pa egal jan sa di a."},"options":{"a":"4 < 2","b":"6 >= 6","c":"3 != 5","d":"7 == 8"}},"mc-falsey-values":{"title":"Valè falsy","prompt":"Ki valè ki falsy nan Python? Chwazi tout sa ki aplikab.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"0","b":"\"\"","c":"\"False\"","d":"None"}},"dr-check-age-order":{"title":"Mete verifikasyon laj la nan lòd","prompt":"Mete liy sa yo nan bon lòd pou fè yon pwogram ki enprime `adult` lè `age` omwen 18.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"age = 20","t2":"if age >= 18:","t3":"print(\"adult\")"}},"dr-compare-then-print":{"title":"Konstwi yon sòti konparezon","prompt":"Ranje liy yo pou enprime rezilta verifikasyon si `5` pi piti pase `9`.","hint":"Kreye varyab la an premye, apre sa enprime li.","help":{"concept":"Ou ka estoke yon rezilta konparezon nan yon varyab epi apre sa enprime valè boolean sa a.","hint_1":"Konparezon an dwe fèt anvan pwogram nan ka enprime rezilta li.","hint_2":"Liy ki gen `print` la ta dwe vini apre liy ki bay rezilta konparezon an."},"tokens":{"t1":"result = 5 < 9","t2":"print(result)"}},"fb-greater-equal":{"title":"Konplete operatè a","prompt":"Chwazi operatè ki fè kondisyon an vre lè `age` se 18 oswa plis.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"if age [blank1] 18:","choices":[">",">=","==","!="]},"fb-empty-string":{"title":"Ranpli valè falsy a","prompt":"Chwazi valè ki fè kondisyon sa a fo.","hint":"Yon chèn vid se falsy.","help":{"concept":"Nan Python, yon chèn vid se falsy, kidonk yon kondisyon `if` ki sèvi avè l dirèkteman pap egzekite blòk `if` la.","hint_1":"Ou bezwen chèn ki pa gen okenn karaktè ladan li.","hint_2":"Chwazi opsyon ki montre mak sitasyon san anyen ant yo."},"template":"name = [blank1]","choices":["\"Ava\"","\"hello\"","\"\"","\"0\""]},"ci-print-comparisons":{"title":"Enprime de rezilta konparezon","prompt":"Ekri kòd Python ki enprime rezilta `8 > 3` sou yon liy ak `8 == 10` sou liy apre a.","hint":"Sèvi ak `print` ak chak ekspresyon konparezon.","help":{"concept":"Yon ekspresyon konparezon evalye a `True` oswa `False`, epi `print` montre rezilta sa a nan panèl sòti a.","hint_1":"Ou bezwen de liy sòti separe, kidonk sèvi ak de apèl `print` oswa yon sòti ekivalan ki separe pa liy.","hint_2":"Youn nan konparezon yo ta dwe tcheke pi gran pase, epi lòt la ta dwe tcheke egalite ak 10."},"starterCode":"# TODO: print the result of 8 > 3\n# TODO: print the result of 8 == 10"},"ci-age-check":{"title":"Adilt oswa minè","prompt":"Ekri kòd Python ki li yon laj antye nan antre. Enprime `adult` si laj la se 18 oswa plis. Sinon enprime `minor`.","hint":"Li travay la \"Adilt oswa minè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Adilt oswa minè\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"age = int(input())\n\n# TODO: print adult or minor"},"ci-number-sign":{"title":"Pozitif, zewo, oswa negatif","prompt":"Ekri kòd Python ki li yon nonb antye. Enprime `positive` si li pi gran pase 0, `zero` si li egzakteman 0, epi `negative` sinon.","hint":"Li travay la \"Pozitif, zewo, oswa negatif\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Pozitif, zewo, oswa negatif\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: print positive, zero, or negative"},"ci-name-truthy":{"title":"Tcheke si yo te antre yon non","prompt":"Ekri kòd Python ki li yon liy antre nan `name`. Si `name` pa vid, enprime `Hello`. Sinon enprime `No name`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"name = input()\n\n# TODO: print Hello or No name"},"ci-max-of-two":{"title":"Enprime nimewo ki pi gwo a","prompt":"Ekri kòd Python ki li de nonb antye, youn pa liy. Enprime valè ki pi gwo a. Si yo egal, enprime nenpòt youn ladan yo.","hint":"Konpare de nonb yo ak `>=` oswa `>`.","help":{"concept":"Yon konparezon ka deside kilès nan de valè yo pou enprime selon gwosè yo.","hint_1":"Li toude nonb antye yo an premye, apre sa konpare yo.","hint_2":"Yon branch ta dwe enprime premye nonb la lè li omwen osi gwo ak dezyèm nan; lòt branch la enprime dezyèm nan."},"starterCode":"a = int(input())\nb = int(input())\n\n# TODO: print the larger number"}},"projectSteps":{"ci_print_comparisons":{"title":"Enprime de rezilta konparezon"},"ci_age_check":{"title":"Adilt oswa minè"},"ci_number_sign":{"title":"Pozitif, zewo, oswa negatif"},"ci_name_truthy":{"title":"Tcheke si yo te antre yon non"},"ci_max_of_two":{"title":"Enprime nimewo ki pi gwo a"}}},"if-elif-else":{"label":"If, Elif, ak Else","summary":"Kontwole ki kòd ki kouri selon kondisyon yo.","cards":{"sketch0":{"title":"Chwazi yon chemen ak if"},"sketch1":{"title":"Sèvi ak else pou lòt ka a"},"sketch2":{"title":"Tcheke plis pase de ka ak elif"},"sketch3":{"title":"Tcheke ka espesyal yo an premye"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pwojè Pratik Branching"}},"quiz":{"sc_if_runs_true":{"title":"Kilè yon blòk if kouri?","prompt":"Nan Python, kilè kòd ki endante anba `if condition:` la kouri?","hint":"Reflechi sou si kondisyon an evalye kòm `True` oswa `False`.","help":{"concept":"Yon deklarasyon `if` kontwole si blòk endante li a kouri. Python evalye kondisyon an an premye, epi li kouri blòk la sèlman pou ka ki vre a.","hint_1":"Blòk `if` la pa otomatik. Python tcheke kondisyon an anvan li antre nan liy endante yo.","hint_2":"Chwazi opsyon ki di blòk la kouri sèlman pou rezilta vre kondisyon an."},"options":{"a":"Li toujou kouri","b":"Li kouri sèlman lè kondisyon an se True","c":"Li kouri sèlman lè kondisyon an se False","d":"Li kouri sèlman lè gen yon blòk else"}},"sc_elif_role":{"title":"Pou kisa elif sèvi?","prompt":"Ki objektif prensipal `elif` nan Python?","hint":"Li pèmèt ou tcheke yon lòt kondisyon apre yon kondisyon anvan te fo.","help":{"concept":"`elif` ajoute yon lòt branch nan yon chèn kondisyonèl. Python rive ladan l sèlman si kondisyon `if` oswa `elif` ki te vini anvan yo te fo.","hint_1":"Yo sèvi avè l ant `if` ak `else` lè ou gen yon lòt kondisyon pou teste.","hint_2":"Chèche chwa ki pale de tcheke yon kondisyon anplis olye pou kòmanse yon blòk separe ki pa gen rapò."},"options":{"a":"Pou repete menm blòk la anpil fwa","b":"Pou tcheke yon lòt kondisyon si sa ki te vini anvan yo te fo","c":"Pou fini yon pwogram touswit","d":"Pou enprime valè yon varyab"}},"mc_valid_conditional_facts":{"title":"Reyalite sou chèn kondisyonèl yo","prompt":"Chwazi tout deklarasyon ki vre sou chèn `if` / `elif` / `else` nan Python.","hint":"Reflechi sou lòd la ak konbyen branch ki kouri nan yon sèl chèn.","help":{"concept":"Nan yon chèn kondisyonèl, Python tcheke kondisyon yo soti anlè pou desann epi li sispann nan premye branch ki vre a. `else` se solisyon ranplasman an lè pa gen okenn kondisyon anvan ki matche.","hint_1":"Yon lide enpòtan se ke Python pa kontinye tcheke apre li jwenn yon branch ki vre.","hint_2":"Chwazi deklarasyon yo sou tcheke soti anlè pou desann ak `else` kòm ka ranplasman an."},"options":{"a":"Python tcheke kondisyon yo soti anlè pou desann","b":"Plis pase yon branch nan menm chèn nan ka kouri pou yon sèl antre","c":"Python sispann apre premye branch ki vre nan chèn nan","d":"Blòk else la kouri lè kondisyon anvan yo te fo"}},"mc_truthy_values":{"title":"Valè truthy","prompt":"Chwazi tout valè ki truthy nan Python.","hint":"Li kesyon an epi konekte li ak egzanp espesifik leson an.","help":{"concept":"Kesyon sa a verifye yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"0","b":"\"hi\"","c":"5","d":"None"}},"dr_branch_order":{"title":"Mete verifikasyon branch yo nan lòd","prompt":"Ranje etap sa yo nan lòd Python swiv pou yon chèn `if` / `elif` / `else`.","hint":"Python kòmanse anlè a, tcheke kondisyon yo, epi li sispann nan premye korespondans lan.","help":{"concept":"Yon chèn kondisyonèl evalye an sekans. Python tcheke premye kondisyon an, apre sa lòt yo sèlman si sa nesesè, epi li sèvi ak `else` sèlman lè pa gen okenn kondisyon ki matche.","hint_1":"Premye aksyon an se tcheke kondisyon `if` la, pa sote ale nan `else`.","hint_2":"Apre yon `if` ki fo, Python ka tcheke `elif`; `else` vini an dènye si pa gen anyen ki matche."},"tokens":{"t1":"Tcheke kondisyon if la","t2":"Si sa nesesè, tcheke kondisyon elif la","t3":"Kouri premye branch ki matche a","t4":"Sèvi ak else sèlman si pa gen okenn kondisyon anvan ki matche"}},"dr_specific_before_general":{"title":"Mete kondisyon yo nan yon bon lòd","prompt":"Ranje verifikasyon sa yo soti nan pi espesifik rive nan pi jeneral pou yon klasifikatè nòt.","hint":"Yon ka espesyal tankou egzakteman 100 ta dwe vini anvan yon règ ki pi laj tankou 60 oswa plis.","help":{"concept":"Lè kondisyon yo sipèpoze, kondisyon ki pi espesifik la ta dwe vini an premye pou li pa kache pa yon kondisyon ki pi laj ki vini anvan.","hint_1":"Mande tèt ou ki règ ki matche ak pi piti kantite valè yo. Se li ki ta dwe premye.","hint_2":"Verifikasyon nòt egzak la se pi etwat la, entèval pase a pi laj, epi ka ranplasman an vini an dènye."},"tokens":{"t1":"score == 100","t2":"score >= 60","t3":"else"}},"fb_else_keyword":{"title":"Konplete branch ranplasman an","prompt":"Chwazi mo kle ki fè kòd sa a kouri lè kondisyon `if` la fo.","hint":"Mo kle sa a jere ka ki rete a apre tès `if` la echwe.","help":{"concept":"Nan yon kondisyonèl ki gen de branch, `the missing term` se branch ranplasman an ki kouri lè kondisyon `if` la fo.","hint_1":"Li pa yon lòt kondisyon tankou `elif`; se branch ki pran tout lòt ka yo.","hint_2":"Chwazi mo kle yo itilize san kondisyon apre yon blòk `if`."},"template":"[blank1]:\n print(\"no\")","choices":["if","elif","else","print"]},"fb_comparison_operator":{"title":"Chwazi bon konparezon an","prompt":"Ranpli operatè a pou kondisyon an vre lè `age` se 18 oswa plis.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"if age [blank1] 18:\n print(\"adult\")","choices":[">","<",">=","=="]},"code_positive_negative_zero":{"title":"Klasifye yon nonb","prompt":"Ekri kòd Python ki li yon nonb antye. Enprime `positive` si nonb la pi gran pase 0, `negative` si li pi piti pase 0, oswa `zero` si li egzakteman 0.","hint":"Li travay la \"Klasifye yon nonb\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Klasifye yon nonb\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: print positive, negative, or zero"},"code_pass_fail":{"title":"Pase oswa echwe","prompt":"Ekri kòd Python ki li yon nòt antye. Enprime `pass` si nòt la se 60 oswa plis. Sinon enprime `fail`.","hint":"Li travay la \"Pase oswa echwe\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Pase oswa echwe\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\n\n# TODO: print pass or fail"},"code_grade_checker":{"title":"Verifikatè nòt senp","prompt":"Ekri kòd Python ki li yon nòt antye soti nan 0 rive 100. Enprime `A` si nòt la se 90 oswa plis, `B` si li soti nan 80 rive 89, `C` si li soti nan 70 rive 79, epi `F` sinon.","hint":"Li travay la \"Verifikatè nòt senp\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Verifikatè nòt senp\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\n\n# TODO: print A, B, C, or F"},"code_empty_or_text":{"title":"Tcheke si tèks la vid","prompt":"Ekri kòd Python ki li yon liy antre. Si liy la se yon chèn vid, enprime `empty`. Sinon enprime `text`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri a pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui pwodiksyon yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n\n# TODO: print empty or text"},"code_even_odd":{"title":"Pè oswa enpè","prompt":"Ekri kòd Python ki li yon nonb antye. Enprime `even` si nonb la divizib pa 2. Sinon enprime `odd`.","hint":"Sèvi ak operatè rès `%` la pou teste divizibilite pa 2.","help":{"concept":"Yon nonb se pè lè divizyon pa 2 kite yon rès 0. Sinon li enpè.","hint_1":"Sèvi ak yon kondisyon ki baze sou `n % 2`.","hint_2":"Ka pè a se lè rès apre divizyon pa 2 egal a zewo."},"starterCode":"n = int(input())\n\n# TODO: print even or odd"}},"projectSteps":{"code_positive_negative_zero":{"title":"Klasifye yon nonb"},"code_pass_fail":{"title":"Pase oswa echwe"},"code_grade_checker":{"title":"Verifikatè nòt senp"},"code_empty_or_text":{"title":"Tcheke si tèks la vid"},"code_even_odd":{"title":"Pè oswa enpè"}}},"indentation-and-blocks":{"label":"Endantasyon ak Blòk","summary":"Konprann poukisa endantasyon kontwole estrikti nan Python.","cards":{"sketch0":{"title":"Poukisa endantasyon enpòtan"},"sketch1":{"title":"Liy ki gen menm endantasyon fè pati ansanm"},"sketch2":{"title":"Chak branch gen pwòp blòk pa li"},"quiz":{"title":"Tès"},"project":{"title":"Pratike ak endantasyon ak blòk kondisyonèl"}},"quiz":{"sc-indent-purpose":{"title":"Sa endantasyon fè","prompt":"Nan Python, kisa endantasyon sitou di pwogram nan?","hint":"Reflechi sou ki liy ki fè pati anba yon `if` oswa `else`.","help":{"concept":"Python sèvi ak endantasyon pou defini blòk kòd yo. Yon blòk se ansanm liy ki fè pati yon deklarasyon tankou `if`, `elif`, oswa `else`.","hint_1":"Chèche chwa ki pale sou gwoupe liy anba yon branch kondisyonèl.","hint_2":"Sa pa sitou sou dekorasyon oswa kòmantè. Li kontwole estrikti a."},"options":{"a":"Ki liy ki fè pati menm blòk la","b":"Ki varyab ki se strings","c":"Konbyen fwa yon liy ap egzekite","d":"Si print ajoute yon nouvo liy"}},"sc-outside-block":{"title":"Liy deyò blòk la","prompt":"Kisa ki vre sou yon liy ki pa endante anba yon deklarasyon `if`?","hint":"Konpare yon liy ki aliyen ak `if` ak yon liy ki endante anba li.","help":{"concept":"Yon liy ki aliyen ak deklarasyon `if` la deyò blòk `if` sa a, kidonk kondisyon an pa kontwole li menm jan ak liy ki endante yo.","hint_1":"Yon liy sou bò gòch la separe ak branch ki endante a.","hint_2":"Si kondisyon an fo, liy deyò a ka toujou egzekite paske li pa fè pati blòk yo sote a."},"options":{"a":"Yo toujou inyore li","b":"Li fè pati blòk `if` la","c":"Li deyò blòk `if` la","d":"Li fè `if` la tounen yon `else`"}},"mc-same-block":{"title":"Chwazi tout liy ki nan blòk la","prompt":"Konsidere kòd sa a:\n\n```python\nif True:\n print(\"A\")\n print(\"B\")\nprint(\"C\")\n```\n\nKi liy ki anndan blòk `if` la? Chwazi tout bon repons yo.","hint":"Se sèlman liy ki endante anba `if True:` ki fè pati blòk sa a.","help":{"concept":"Nan Python, tout liy ki dirèkteman anba yon deklarasyon epi ki gen menm kantite endantasyon fè pati blòk sa a.","hint_1":"Tcheke ki liy ki deplase sou bò dwat anba `if True:`.","hint_2":"De liy `print` ki gen menm endantasyon yo gwoupe ansanm; liy ki aliyen agoch la separe."},"options":{"a":"print(\"A\")","b":"print(\"B\")","c":"print(\"C\")","d":"if True:"}},"mc-branch-blocks":{"title":"Bon lide sou blòk yo","prompt":"Ki deklarasyon sou blòk Python yo ki kòrèk? Chwazi tout bon repons yo.","hint":"Reflechi sou nivo endantasyon an ak kijan branch `if`/`elif`/`else` yo gwoupe.","help":{"concept":"Blòk nan Python fòme ak endantasyon. Chak branch ka gen pwòp blòk pa li, epi menm endantasyon gwoupe liy yo ansanm.","hint_1":"Chèche deklarasyon sou menm endantasyon ak kò branch separe yo.","hint_2":"Rejte nenpòt chwa ki di endantasyon se sèlman vizyèl oswa opsyonèl."},"options":{"a":"Liy ki gen menm endantasyon anba yon `if` ka fè pati menm blòk la","b":"Yon branch `else` ka gen pwòp blòk endante pa li","c":"Endantasyon nan Python se sèlman pou lizibilite epi li pa afekte egzekisyon","d":"Yon liy deyò blòk la dwe gen plis endantasyon pase liy `if` la"}},"dr-if-else-structure":{"title":"Konstwi yon if-else senp","prompt":"Ranje token yo pou fòme yon estrikti Python `if`/`else` ki valab ki afiche `yes` lè `x > 0` epi `no` sinon.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"if x > 0:","t2":"print(\"yes\")","t3":"else:","t4":"print(\"no\")"}},"dr-two-line-block":{"title":"Ranje yon blòk de liy","prompt":"Ranje token yo pou fè yon pwogram valab kote toude mesaj yo anndan blòk `if` la.","hint":"Tou de liy `print` yo ta dwe rete anba liy `if` la ak menm endantasyon an.","help":{"concept":"Plizyè liy ka fè pati yon sèl blòk lè yo gen menm endantasyon anba menm liy antèt la.","hint_1":"Mete antèt `if` la an premye, apre sa de liy endante yo.","hint_2":"De liy `print` yo ta dwe youn apre lòt epi toude deplase sou bò dwat menm kantite a."},"tokens":{"t1":"if score >= 50:","t2":"print(\"pass\")","t3":"print(\"good effort\")"}},"fb-indent-after-if":{"title":"Konplete antèt blòk la","prompt":"Chwazi mo ki manke a pou konplete liy kondisyonèl la.","hint":"Yon branch kondisyonèl kòmanse ak mo kle Python pou verifye yon kondisyon.","help":{"concept":"Python kòmanse yon kondisyonèl debaz ak mo kle `the missing term` la, apre sa yon kondisyon ak yon kolon.","hint_1":"Ou itilize mo kle sa a anvan yon kondisyon tankou `x > 3`.","hint_2":"Se premye mo kle branch la, pa branch sekou a."},"template":"[blank1] score >= 80:","choices":["if","else","print","input"]},"fb-line-in-block":{"title":"Chwazi liy ki endante a","prompt":"Chwazi liy ki ranpli espas vid la kòrèkteman pou deklarasyon print la anndan blòk `if` la.","hint":"Liy ki anndan blòk la dwe endante.","help":{"concept":"Yon deklarasyon fè pati yon blòk `if` sèlman lè li endante anba liy `if` la.","hint_1":"Chèche chwa ki gen espas anvan `print`.","hint_2":"Liy ki kòrèk la pa aliyen agoch; li deplase sou bò dwat pou montre li fè pati blòk la."},"template":"if ready:\n[blank1]","choices":["print(\"Go\")","if print(\"Go\")",": print(\"Go\")"]},"code-basic-if-output":{"title":"Afiche soti nan yon blòk if","prompt":"Ekri kòd Python ki li yon nonb antye. Si nonb la pi gran pase 10, afiche `big`. Sinon afiche `small`.","hint":"Li travay la \"Afiche soti nan yon blòk if\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Afiche soti nan yon blòk if\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: print \"big\" if n > 10, otherwise print \"small\""},"code-two-lines-in-block":{"title":"Sèvi ak de liy nan yon sèl blòk","prompt":"Ekri kòd Python ki li yon nonb antye. Si nonb la omwen 5, afiche `high` sou yon liy epi `checked` sou liy apre a. Sinon afiche sèlman `low`.","hint":"Li travay la \"Sèvi ak de liy nan yon sèl blòk\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Sèvi ak de liy nan yon sèl blòk\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: write the conditional output"},"code-elif-branches":{"title":"Klasifye ak if elif else","prompt":"Ekri kòd Python ki li yon nonb antye. Afiche `positive` si li pi gran pase 0, `negative` si li pi piti pase 0, epi `zero` sinon.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"n = int(input())\n\n# TODO: print positive, negative, or zero"},"code-special-case-first":{"title":"Tcheke ka espesyal la an premye","prompt":"Ekri kòd Python ki li yon nòt antye. Afiche `perfect` si nòt la egzakteman 100. Sinon, si nòt la omwen 60, afiche `pass`. Nan tout lòt ka yo, afiche `retry`.","hint":"Li travay la \"Tcheke ka espesyal la an premye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Tcheke ka espesyal la an premye\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\n\n# TODO: print perfect, pass, or retry"},"code-nested-if-basic":{"title":"Sèvi ak yon if anndan yon lòt if","prompt":"Ekri kòd Python ki li yon laj antye. Si laj la omwen 13, alò tcheke yon lòt kondisyon: si laj la omwen 18, afiche `adult`; sinon afiche `teen`. Si laj la pi piti pase 13, afiche `child`.","hint":"Kòmanse ak verifikasyon laj ekstèn nan, apre sa mete yon lòt `if` anndan blòk sa a.","help":{"concept":"Kondisyonèl anbrike yo sèvi ak yon blòk endante anndan yon lòt. `if` entèn nan egzekite sèlman lè kondisyon ekstèn nan vre.","hint_1":"Premye separe laj ki anba 13 ak laj 13 oswa plis.","hint_2":"Anndan branch ekstèn ki vre a, konpare ankò pou deside ant de gwoup ki pi gran yo."},"starterCode":"age = int(input())\n\n# TODO: use a nested if to print child, teen, or adult"}},"projectSteps":{"code_basic_if_output":{"title":"Afiche soti nan yon blòk if"},"code_two_lines_in_block":{"title":"Sèvi ak de liy nan yon sèl blòk"},"code_elif_branches":{"title":"Klasifye ak if elif else"},"code_special_case_first":{"title":"Tcheke ka espesyal la an premye"},"code_nested_if_basic":{"title":"Sèvi ak yon if anndan yon lòt if"}}},"module-2-study-checker-project":{"label":"Pwojè Modil: Bati yon Verifikatè Etid","summary":"Yon antrenè etid vle yon sèl verifikatè ki vin pi entelijan etap pa etap. Kontinye ajoute règ nan menm pwogram nan jiskaske li ka jere kòd ki manke, move nòt, ak mesaj estati final yo.","cards":{"sketch0":{"title":"Premye kliyan ou ki baze sou règ"},"project":{"title":"Konstriktè Verifikatè Etid"}},"projectSteps":{"mp_1":{"title":"Kòmanse règ nòt la"},"mp_2":{"title":"Ajoute règ antre a"},"mp_3":{"title":"Jere yon kòd ki manke"},"mp_4":{"title":"Fini verifikatè konplè a"}},"quiz":{"mp-1-check-pass-fail":{"title":"Kòmanse règ nòt la","prompt":"Kòmanse verifikatè etid la ak yon sèl règ senp. Li yon nòt antye. Enprime `Pass` si nòt la omwen 70. Sinon enprime `Try again`.","hint":"Konvèti antre a, apre sa chwazi ant de sòti.","help":{"concept":"Pwojè a kòmanse ak règ itil ki pi senp la: li yon nòt epi chwazi youn nan de mesaj.","hint_1":"Sèvi ak `int(input())` pou konparezon an sèvi ak nimewo.","hint_2":"Se yon sèl mesaj ki dwe enprime."},"starterCode":"# Read one score and print Pass or Try again.\n"},"mp-2-check-join-rule":{"title":"Ajoute règ antre a","prompt":"Kenbe lide verifikatè ki baze sou nòt la, men ajoute yon lòt règ. Li `member` ak `input()`. Enprime `Join` sèlman lè nòt la omwen 70 epi `member` egzakteman `yes`. Sinon enprime `Wait`.","hint":"Sèvi ak `and` pou toude kondisyon yo dwe vre.","help":{"concept":"Etap sa a elaji menm verifikatè a ak yon dezyèm kondisyon olye pou kòmanse yon nouvo egzèsis depi nan kòmansman.","hint_1":"Nòt la toujou enpòtan, men kounye a manm lan enpòtan tou.","hint_2":"Si youn nan pati yo echwe, sòti a dwe `Wait`."},"starterCode":"score = int(input())\nif score >= 70:\n print(\"Pass\")\nelse:\n print(\"Try again\")\n\n# Keep the score rule idea.\n# Read member with input().\n# Print Join only when the score is at least 70 and member is yes.\n"},"mp-3-handle-missing-text":{"title":"Jere yon kòd ki manke","prompt":"Kenbe verifikatè Join/Wait ou deja bati a. Ajoute yon lòt antre ki rele `code`. Si `code` se yon chèn vid, enprime `Missing code` anvan ou tcheke règ nòmal Join/Wait la.","hint":"Tcheke ka kòd ki manke a an premye, apre sa pase nan règ anvan an.","help":{"concept":"Yon verifikatè ki konekte grandi lè li jere ka espesyal yo anvan règ pi laj la ki deja mache.","hint_1":"Chèn vid la ekri konsa `\"\"`.","hint_2":"Si kòd la manke, okenn lòt mesaj pa dwe enprime."},"starterCode":"score = int(input())\nmember = input()\nif score >= 70 and member == \"yes\":\n print(\"Join\")\nelse:\n print(\"Wait\")\n\n# Keep the Join/Wait rule.\n# Read one more input named code.\n# If code is empty, print Missing code before the normal rule.\n"},"mp-4-build-final-study-checker":{"title":"Fini verifikatè konplè a","prompt":"Kenbe menm twa antre yo nan menm lòd la: score, member, code. Kounye a fini verifikatè a ak règ sa yo:\n- `Missing code` si `code` vid\n- `Invalid score` si nòt la pi piti pase 0\n- `Join club first` si `member` pa `yes`\n- `Excellent` si nòt la omwen 90\n- `Passing` si nòt la omwen 70\n- `Needs practice` sinon","hint":"Kenbe ka espesyal yo an premye, apre sa fini ak entèval nòt nòmal yo.","help":{"concept":"Vèsyon final la kenbe menm estrikti verifikatè a epi ajoute branch ki pi klè nan lòd yon pwogram reyèl ta bezwen yo.","hint_1":"Sèvi ak yon sèl chèn `if` / `elif` / `else` pou se yon sèl rezilta ki enprime.","hint_2":"Branch kòd ki manke ak nòt ki pa valab yo dwe vini anvan branch estati yo."},"starterCode":"score = int(input())\nmember = input()\ncode = input()\nif code == \"\":\n print(\"Missing code\")\nelif score >= 70 and member == \"yes\":\n print(\"Join\")\nelse:\n print(\"Wait\")\n\n# Keep the same inputs.\n# Add invalid-score and not-a-member checks before the normal score results.\n# Then print the final status message.\n"},"try-module-2-study-checker-project-sketch0":{"title":"Gade verifikatè a davans","prompt":"Li yon nòt. Enprime `Ready` si li omwen 50. Sinon enprime `Keep going`.","hint":"Sèvi ak `int(input())` ak yon chwa `if` / `else`.","help":{"concept":"Ti apèsi rapid sa a montre modèl debaz ki dèyè pi gwo pwojè a: li yon valè, teste yon règ, epi enprime yon rezilta ki koresponn.","hint_1":"Gen sèlman de sòti posib.","hint_2":"Konpare nòt la ak 50."},"starterCode":"# Read one score and print Ready or Keep going.\n"}},"tryIt":{"try_module_2_study_checker_project_sketch0":{"title":"Eseye li ou menm","prompt":"Li yon nòt. Enprime `Ready` si li omwen 50. Sinon enprime `Keep going`."},"allowReveal":true}},"truthiness-and-empty-values":{"label":"Truthiness ak Valè Vid","summary":"Konprann kijan chèn vid, zewo, ak None konpòte yo nan kondisyon.","cards":{"sketch0":{"title":"Sa truthy ak falsy vle di"},"sketch1":{"title":"Kijan nonb ak None konpòte yo"},"sketch2":{"title":"Kilè truthiness itil ak kilè pou fè atansyon"},"quiz":{"title":"Tès"},"project":{"title":"Pwojè Pratik Truthiness"}},"quiz":{"sc-falsy-empty-string":{"title":"Chèn vid nan yon kondisyon","prompt":"Kisa k rive nan Python lè `text = \"\"` epi pwogram nan tcheke `if text:`?","hint":"Yon chèn vid gen yon valè truthiness espesyal.","help":{"concept":"Python trete chèn vid kòm falsy, kidonk `if text:` echwe lè `text` se `\"\"`.","hint_1":"Poze tèt ou kesyon si `\"\"` konte kòm gen kontni.","hint_2":"Kondisyon an pa antre nan blòk `if` la pou yon chèn vid."},"options":{"a":"Kondisyon an trete kòm vre","b":"Kondisyon an trete kòm fo","c":"Python leve yon erè","d":"Python konvèti li an nonb 0 anvan"}},"sc-none-truthiness":{"title":"None nan yon deklarasyon if","prompt":"Ki deklarasyon sou `None` nan yon kondisyon Python ki kòrèk?","hint":"Reflechi si `None` konpòte li plis tankou yon valè prezan oswa yon valè ki manke.","help":{"concept":"Nan Python pou debutan, `None` se yon valè falsy epi li souvan reprezante done ki manke oswa ki poko defini.","hint_1":"Si `value = None`, alò `if value:` pa pral egzekite blòk prensipal li a.","hint_2":"Chwazi opsyon ki di Python trete `None` tankou fo nan kondisyon yo."},"options":{"a":"`None` toujou truthy","b":"`None` se falsy","c":"`None` vin yon chèn vid otomatikman","d":"`None` ka itilize sèlman ak nonb"}},"mc-falsy-values":{"title":"Chwazi valè falsy yo","prompt":"Ki valè ki falsy nan Python? Chwazi tout sa ki aplikab.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"0","b":"\"\"","c":"None","d":"\"hi\""}},"mc-truthy-values":{"title":"Chwazi valè truthy yo","prompt":"Ki valè ki truthy nan Python? Chwazi tout sa ki aplikab.","hint":"Tèks ki pa vid ak nonb ki pa zewo anjeneral konte kòm vre.","help":{"concept":"Yon chèn ki pa vid ak nenpòt nonb ki pa zewo se truthy, pandan `0`, `\"\"`, ak `None` se falsy.","hint_1":"Tcheke ki opsyon ki ta fè `if value:` egzekite blòk li a.","hint_2":"Youn nan bon repons yo se tèks ki gen karaktè ladan l, epi yon lòt se yon nonb ki pa zewo."},"options":{"a":"\"hello\"","b":"5","c":"0","d":"None"}},"dr-check-empty-input-order":{"title":"Mete verifikasyon antre vid la nan lòd","prompt":"Ranje liy sa yo pou fè yon pwogram ki li tèks epi ki afiche `Empty` lè antre a se yon chèn vid, sinon li afiche `Has text`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"text = input()","t2":"if text:","t3":"print(\"Has text\")","t4":"else:","t5":"print(\"Empty\")"}},"dr-check-none-order":{"title":"Mete verifikasyon None nan lòd","prompt":"Ranje liy sa yo pou fè yon pwogram ki afiche `Missing` lè `value` se `None`, sinon li afiche `Present`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"value = None","t2":"if value is None:","t3":"print(\"Missing\")","t4":"else:","t5":"print(\"Present\")"}},"fb-zero-falsy":{"title":"Ranpli valè ki manke pou zewo","prompt":"Konplete fraz la sou truthiness.","hint":"Reflechi sou kijan Python trete zewo nan yon kondisyon `if`.","help":{"concept":"Nonb `0` la se youn nan valè estanda the missing term nan Python.","hint_1":"Si `count = 0`, alò `if count:` pa egzekite blòk prensipal la.","hint_2":"Chwazi mo ki vle di Python trete kondisyon an tankou fo."},"template":"Nan Python, `0` se [blank1].","choices":["truthy","falsy","yon chèn","None"]},"fb-nonempty-string":{"title":"Ranpli valè ki manke pou tèks","prompt":"Konplete fraz la sou chèn nan kondisyon yo.","hint":"Yon chèn ki gen karaktè ladan l konpòte li diferan de `\"\"`.","help":{"concept":"Yon chèn ki pa vid se the missing term, pandan yon chèn vid se falsy.","hint_1":"Imajine `name = \"Leo\"` anndan `if name:`.","hint_2":"Chwazi mo ki vle di kondisyon an aji tankou vre."},"template":"Yon chèn ki pa vid se [blank1] nan kondisyon Python yo.","choices":["ki manke","falsy","truthy","zewo"]},"code-classify-string":{"title":"Klasifye tèks vid oswa ki pa vid","prompt":"Ekri kòd Python ki li yon liy antre. Si antre a se yon chèn vid, afiche `empty`. Sinon, afiche `not empty`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kodaj sa a tcheke si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n# TODO: print \"empty\" if text is empty, otherwise print \"not empty\""},"code-classify-number":{"title":"Klasifye zewo oswa ki pa zewo","prompt":"Ekri kòd Python ki li yon nonb antye. Si nonb la truthy, afiche `truthy number`. Sinon, afiche `falsy number`.","hint":"Li travay la \"Classify zero or non-zero\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Classify zero or non-zero\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo espere a."},"starterCode":"number = int(input())\n# TODO: print the correct message based on the number's truthiness"},"code-check-missing-word":{"title":"Tcheke yon makè mo ki manke","prompt":"Ekri kòd Python ki li yon liy antre. Si antre a egzakteman `None`, afiche `missing`. Sinon, afiche `present`.","hint":"Li travay la \"Check for a missing word marker\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Check for a missing word marker\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo espere a."},"starterCode":"value = input()\n# TODO: if the input text is exactly \"None\", print \"missing\"; otherwise print \"present\""},"code-points-message":{"title":"Afiche yon mesaj pou pwen","prompt":"Ekri kòd Python ki li yon nonb antye yo rele `points`. Si `points` se 0, afiche `no points`. Sinon, afiche `points recorded`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"points = int(input())\n# TODO: print the correct message"},"code-two-inputs-both-present":{"title":"Tcheke si toude antre yo gen tèks","prompt":"Ekri kòd Python ki li de liy antre: `first` ak `second`. Si toude se chèn ki pa vid, afiche `both present`. Sinon, afiche `missing one`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"first = input()\nsecond = input()\n# TODO: print \"both present\" only when both strings are non-empty"}},"projectSteps":{"code_classify_string":{"title":"Klasifye tèks vid oswa ki pa vid"},"code_classify_number":{"title":"Klasifye zewo oswa ki pa zewo"},"code_check_missing_word":{"title":"Tcheke yon makè mo ki manke"},"code_points_message":{"title":"Afiche yon mesaj pou pwen"},"code_two_inputs_both_present":{"title":"Tcheke si toude antre yo gen tèks"}}}},"python-v2-3":{"accumulators-and-counters":{"label":"Akimilatè ak Kontè","summary":"Konstwi total, konte, ak rezime k ap kontinye nan bouk yo.","cards":{"sketch0":{"title":"Sa akimilatè ak kontè yo fè"},"sketch1":{"title":"Konte sèlman lè yon kondisyon vre"},"sketch2":{"title":"Konstwi total ak rezime k ap kontinye"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratike Akimilatè ak Kontè"}},"quiz":{"ex1":{"title":"Idantifye akimilatè a","prompt":"Nan kòd sa a, ki varyab ki akimilatè a?\n\n```python\nnumbers = [2, 4, 6]\ntotal = 0\nfor n in numbers:\n total = total + n\nprint(total)\n```","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"numbers","b":"n","c":"total","d":"print"}},"ex2":{"title":"Chwazi pi bon valè pou kòmanse","prompt":"Ou vle konte konbyen lèt nan yon mo ki vwayèl. Ki pi bon valè pou kòmanse pou varyab kontè a?","hint":"Yon kontè swiv konbyen korespondans ki rive jiskaprezan.","help":{"concept":"Kontè yo anjeneral kòmanse nan zewo paske anvan bouk la kòmanse, poko gen okenn eleman ki koresponn ki konte.","hint_1":"Mande tèt ou ki kantite a ta dwe ye anvan ou verifye nenpòt lèt.","hint_2":"Anvan bouk la kouri, kantite vwayèl yo jwenn se okenn."},"options":{"a":"1","b":"0","c":"\"\"","d":"True"}},"ex3":{"title":"Chwazi modèl kontè yo","prompt":"Ki liy kòd ki fason valab pou ogmante yon kontè pa 1? Chwazi tout bon repons yo.","hint":"Yon mizajou kontè ta dwe sèvi ak ansyen valè a epi ajoute youn.","help":{"concept":"Yon mizajou kontè ogmante kantite aktyèl ki estoke a pa youn, kidonk nouvo valè a depann de ansyen valè a.","hint_1":"Chèche afektasyon kote varyab la vin tèt li plis `1`.","hint_2":"Rejte liy ki rekòmanse varyab la oswa ki soustrae olye yo ogmante li."},"options":{"a":"count = count + 1","b":"count += 1","c":"count = 1","d":"count = count - 1"}},"ex4":{"title":"Jwenn deklarasyon ki vre sou akimilatè yo","prompt":"Ki deklarasyon ki vre sou akimilatè nan bouk Python pou debutan? Chwazi tout bon repons yo.","hint":"Reflechi sou sa yon akimilatè estoke ak kijan li chanje pandan bouk la.","help":{"concept":"Yon akimilatè kenbe yon rezilta k ap kontinye atravè iterasyon yo epi yo mete li ajou repete selon chak eleman nan bouk la.","hint_1":"Gen kèk akimilatè ki ajoute nonb, epi gen kèk ki konstwi chèn tèks.","hint_2":"Chèche deklarasyon sou valè kòmansman ak mizajou repete anndan bouk la."},"options":{"a":"Yon akimilatè ka kòmanse nan 0 lè l ap konstwi yon total nimerik.","b":"Yon akimilatè ka mete ajou anndan yon bouk for.","c":"Yon akimilatè dwe toujou estoke tèks, pa nonb.","d":"Yon akimilatè ka konstwi yon chèn tèks etap pa etap."}},"ex5":{"title":"Mete etap konte yo nan lòd","prompt":"Ranje etap sa yo pou konte konbyen vwayèl ki nan yon mo.","hint":"Kòmanse pa mete kontè a an plas anvan bouk la kòmanse.","help":{"concept":"Yon bouk konte swiv yon modèl komen: inisyalize, iterasyon, teste, epi mete ajou lè kondisyon an vre.","hint_1":"Kontè a dwe egziste anvan ou ka ogmante li.","hint_2":"Verifikasyon kondisyon an fèt anndan bouk la anvan kontè a chanje."},"tokens":{"t1":"Mete `vowel_count = 0`","t2":"Fè bouk sou chak karaktè nan mo a","t3":"Verifye si karaktè a se yon vwayèl","t4":"Ogmante `vowel_count` pa 1"}},"ex6":{"title":"Mete lojik total k ap kontinye a nan lòd","prompt":"Ranje ide kòd sa yo nan bon lòd pou fè sòm nonb nan yon lis.","hint":"Yon total k ap kontinye kòmanse anvan bouk la epi yo enprime li apre bouk la.","help":{"concept":"Pou konstwi yon total, ou inisyalize akimilatè a, fè bouk sou eleman yo, mete total la ajou chak fwa, epi apre sa sèvi ak rezilta final la lè bouk la fini.","hint_1":"Etap print la dwe nan fen an, apre tout nonb yo fin trete.","hint_2":"Etap mizajou a dwe fèt anndan bouk la, apre chak nonb vizite."},"tokens":{"t1":"Mete `total = 0`","t2":"Fè bouk sou chak nonb","t3":"Mete `total` ajou ak nonb aktyèl la","t4":"Enprime `total`"}},"ex7":{"title":"Ranpli valè kòmansman kontè a","prompt":"Ranpli kòd la pou kontè a kòmanse kòrèkteman.","hint":"Anvan bouk la konte nenpòt bagay, kantite a ta dwe montre poko gen okenn korespondans.","help":{"concept":"Yon kontè kòmanse nan zewo paske zewo eleman te konte anvan bouk la kòmanse.","hint_1":"Sa a se valè kòmansman nòmal pou konte kantite fwa yon bagay rive.","hint_2":"Sèvi ak nonb ki reprezante anyen poko konte jiskaprezan."},"template":"count = [blank1]","choices":["0","1","\"\"","count"]},"ex8":{"title":"Ranpli varyab akimilatè a","prompt":"Ranpli liy la pou li ajoute nonb aktyèl la nan total k ap kontinye a.","hint":"Menm varyab la ta dwe parèt sou toude bò yo lè w ap mete ajou yon total k ap kontinye.","help":{"concept":"Yon mizajou akimilatè sèvi ak valè aktyèl ki estoke a epi li konbine li ak nouvo eleman an pou fè pwochen valè a.","hint_1":"Non ki manke a se varyab ki estoke sòm k ap kontinye a.","hint_2":"Sèvi ak varyab ki ta dwe kontinye grandi pandan bouk la ap kontinye."},"template":"[blank1] = total + n","choices":["n","print","total","numbers"]},"ex9":{"title":"Fè sòm tout nonb ki soti nan antre a","prompt":"Ekri kòd Python ki li yon liy antye ki gen nonb antye separe pa espas, ajoute yo tout, epi enprime total la.\n\nEgzanp antre:\n`3 5 2`\n\nRezilta yo atann lan:\n`10`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay la \"Fè sòm tout nonb ki soti nan antre a\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Fè sòm tout nonb ki soti nan antre a\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"parts = input().split()\ntotal = 0\n\n# TODO: loop through parts, add each number to total\n\nprint(total)"},"ex10":{"title":"Konte vwayèl nan yon mo","prompt":"Ekri kòd Python ki li yon mo, konte konbyen vwayèl miniskil li genyen, epi enprime kantite a.\n\nKonte vwayèl sa yo: `a`, `e`, `i`, `o`, `u`.\n\nEgzanp antre:\n`banana`\n\nRezilta yo atann lan:\n`3`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"word = input()\nvowel_count = 0\n\n# TODO: loop through the characters in word\n# TODO: if the character is a vowel, increase vowel_count\n\nprint(vowel_count)"},"ex11":{"title":"Ajoute sèlman nonb pè","prompt":"Ekri kòd Python ki li yon liy antye ki gen nonb antye separe pa espas, ajoute sèlman nonb pè yo, epi enprime total la.\n\nEgzanp antre:\n`4 7 2 9 6`\n\nRezilta yo atann lan:\n`12`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay la \"Ajoute sèlman nonb pè\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Ajoute sèlman nonb pè\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"parts = input().split()\neven_total = 0\n\n# TODO: loop through the parts\n# TODO: convert each part to an integer\n# TODO: if the number is even, add it to even_total\n\nprint(even_total)"},"ex12":{"title":"Konte nonb pozitif","prompt":"Ekri kòd Python ki li yon liy antye ki gen nonb antye separe pa espas, konte konbyen ki pi gran pase zewo, epi enprime kantite a.\n\nEgzanp antre:\n`-2 5 0 3 -1`\n\nRezilta yo atann lan:\n`2`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"parts = input().split()\ncount = 0\n\n# TODO: loop through the parts\n# TODO: count numbers greater than 0\n\nprint(count)"},"ex13":{"title":"Konstwi yon mo ak tirè","prompt":"Ekri kòd Python ki li yon mo epi enprime karaktè li yo ansanm ak tirè apre chak karaktè.\n\nEgzanp antre:\n`code`\n\nRezilta yo atann lan:\n`c-o-d-e-`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"word = input()\nresult = \"\"\n\n# TODO: loop through each character in word\n# TODO: add the character and a dash to result\n\nprint(result)"}},"projectSteps":{"ex9":{"title":"Fè sòm tout nonb ki soti nan antre a"},"ex10":{"title":"Konte vwayèl nan yon mo"},"ex11":{"title":"Ajoute sèlman nonb pè"},"ex12":{"title":"Konte nonb pozitif"},"ex13":{"title":"Konstwi yon mo ak tirè"}}},"break-and-continue":{"label":"Break ak Continue","summary":"Kontwole koule bouk la avèk break ak continue.","cards":{"sketch0":{"title":"Sèvi ak break pou sispann yon bouk pi bonè"},"sketch1":{"title":"Sèvi ak continue pou sote yon tou bouk"},"sketch2":{"title":"Break kont continue"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratik Kontwòl Bouk"}},"quiz":{"sc-break-effect":{"title":"Sa break fè","prompt":"Anndan yon bouk `while`, kisa `break` fè?","hint":"Li afekte tout bouk la, pa sèlman yon liy.","help":{"concept":"`break` soti touswit nan bouk ki pi pre a, menm si kondisyon bouk la toujou vre.","hint_1":"Konpare sispann bouk la nèt ak sote sèlman yon iterasyon.","hint_2":"Apre `break` egzekite, bouk la pa kontinye nan pwochen repetisyon an."},"options":{"a":"Li sispann bouk la touswit","b":"Li sote sèlman deklarasyon print aktyèl la","c":"Li rekòmanse bouk la depi nan kòmansman","d":"Li chanje False pou True"}},"sc-continue-effect":{"title":"Sa continue fè","prompt":"Anndan yon bouk, kisa `continue` fè?","hint":"Li sote ale pi devan, men bouk la menm kontinye mache.","help":{"concept":"`continue` sote rès iterasyon aktyèl la epi li pase nan pwochen iterasyon bouk la.","hint_1":"Reflechi sou sa k rive apre `continue` nan tou sa a nan bouk la.","hint_2":"Bouk la pa fini; se sèlman deklarasyon ki rete nan iterasyon aktyèl la yo sote."},"options":{"a":"Li fini pwogram nan","b":"Li soti nan bouk la nèt","c":"Li sote rès iterasyon aktyèl la","d":"Li repete menm iterasyon an pou tout tan"}},"mc-break-uses":{"title":"Bon itilizasyon pou break","prompt":"Ki sitiyasyon ki bon rezon pou itilize `break` nan yon bouk? Chwazi tout bon repons yo.","hint":"Reflechi sou ka kote ou vle sispann boukle pi bonè.","help":{"concept":"`break` itil lè yon bouk dwe fini depi yon kondisyon sib rive.","hint_1":"Chèche opsyon kote kontinye bouk la pa nesesè apre yo fin jwenn oswa matche yon bagay.","hint_2":"Si travay la fini anvan kondisyon bouk la ta fini natirèlman, `break` ka sispann iterasyon anplis yo."},"options":{"a":"Sispann chèche apre ou jwenn valè sib la","b":"Fini yon bouk lè itilizatè a antre yon nonb pou kite","c":"Sote enprime yon valè ou pa vle men kontinye boukle","d":"Otomatikman ogmante yon kontè pa 1"}},"mc-continue-results":{"title":"Efè continue","prompt":"Ki deklarasyon sou `continue` ki vre? Chwazi tout bon repons yo.","hint":"Reflechi sou yon iterasyon kont tout bouk la.","help":{"concept":"`continue` afekte sèlman iterasyon aktyèl la, pa tout bouk la.","hint_1":"Verifye ki opsyon ki dekri sote kòd ki rete a pou yon tou bouk.","hint_2":"Yon bouk ak `continue` ka toujou trete valè ki vini apre yo apre iterasyon yo te sote a."},"options":{"a":"Li ka sote enprime yon valè espesifik","b":"Li ka deplase kontwòl la nan pwochen iterasyon an","c":"Li toujou fini bouk la touswit","d":"Yo ka itilize li pandan iterasyon ki vini apre yo toujou ap mache"}},"dr-break-flow":{"title":"Lòd evènman yo ak break","prompt":"Ranje evènman sa yo nan bon lòd pou lide bouk sa a: bouk la verifye yon valè, li jwenn valè pou sispann nan, li egzekite `break`, epi apre sa bouk la fini.","hint":"Kisa ki dwe rive anvan `break` ka egzekite?","help":{"concept":"Nan yon bouk, kòd la rive dabò nan verifikasyon kondisyon an anndan kò a, apre sa `break` egzekite, epi apre sa bouk la soti.","hint_1":"Bouk la pa ka fini ak `break` jiskaske yo rankontre valè sispann ki koresponn lan.","hint_2":"Mete dekouvèt valè sispann nan jis anvan aksyon `break` la."},"tokens":{"t1":"Bouk la verifye valè aktyèl la","t2":"Yo jwenn valè sispann nan","t3":"`break` egzekite","t4":"Bouk la fini"}},"dr-continue-flow":{"title":"Lòd evènman yo ak continue","prompt":"Ranje etap sa yo pou yon iterasyon bouk kote yo itilize `continue` pou sote yon valè.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon ki valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"Bouk la rive sou yon valè espesyal","t2":"`continue` egzekite","t3":"Deklarasyon ki rete nan iterasyon sa a yo sote","t4":"Pwochen iterasyon an kòmanse"}},"fb-break-keyword":{"title":"Ranpli mo kontwòl bouk la","prompt":"Chwazi mo kle ki sispann bouk la touswit.","hint":"Mo kle sa a soti nan bouk la, pa sèlman yon iterasyon.","help":{"concept":"Python itilize yon mo kle espesifik pou kite yon bouk pi bonè.","hint_1":"Li diferan de `continue`, ki sèlman sote yon iterasyon.","hint_2":"Bon mo a se sa yo itilize lè ou vle bouk la fini touswit."},"template":"if count == 5:\n [blank1]","choices":["break","continue","while","print"]},"fb-continue-keyword":{"title":"Ranpli mo kle pou sote a","prompt":"Chwazi mo kle ki sote rès iterasyon aktyèl la.","hint":"Sa a fè bouk la kontinye apre tou aktyèl la.","help":{"concept":"Python itilize `the missing term` pou sote kòd ki rete nan iterasyon aktyèl bouk la.","hint_1":"Li pa fini bouk la nèt.","hint_2":"Sèvi ak mo kle ki sote ale nan pwochen repetisyon an."},"template":"if number == 3:\n [blank1]","choices":["break","continue","range","input"]},"code-break-stop-at-number":{"title":"Sispann lè yon valè sib parèt","prompt":"Ekri kòd Python ki li nonb antye nan antre estanda, youn pa liy. Enprime chak nonb sou pwòp liy pa li jiskaske ou li `0`. Lè yo li `0`, sispann bouk la epi pa enprime `0`.","hint":"Li travay la \"Sispann lè yon valè sib parèt\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sispann lè yon valè sib parèt\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo atann nan."},"starterCode":"while True:\n # TODO: read a number\n # TODO: stop when the number is 0\n # TODO: print the number if it is not 0\n pass"},"code-continue-skip-multiples":{"title":"Sote miltip 3 yo","prompt":"Ekri kòd Python ki enprime nonb soti 1 rive 10, youn pa liy, men ki sote nonb ki miltip 3 lè li itilize `continue`.","hint":"Li travay la \"Sote miltip 3 yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sote miltip 3 yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo atann nan."},"starterCode":"for number in range(1, 11):\n # TODO: if number is a multiple of 3, skip it\n # TODO: otherwise print it\n pass"},"code-break-first-negative":{"title":"Sispann nan premye nonb negatif la","prompt":"Ekri kòd Python ki li nonb antye nan antre estanda, youn pa liy. Ajoute nonb yo nan yon total k ap akimile jiskaske yon nonb negatif parèt. Lè yo li yon nonb negatif, sispann touswit epi enprime total la san ou pa mete nonb negatif la ladan.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"total = 0\n\nwhile True:\n # TODO: read a number\n # TODO: stop if it is negative\n # TODO: otherwise add it to total\n pass\n\nprint(total)"},"code-continue-skip-letter":{"title":"Enprime lèt yo eksepte youn","prompt":"Ekri kòd Python ki fè bouk sou chèn `\"banana\"` epi enprime chak karaktè sou pwòp liy pa li, men ki sote karaktè `a` a lè li itilize `continue`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Sèvi ak deklarasyon oswa ekspresyon Python ki koresponn ak sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo atann nan."},"starterCode":"word = \"banana\"\n\nfor ch in word:\n # TODO: skip the letter a\n # TODO: print the other characters\n pass"},"code-break-guess-game":{"title":"Mini bouk devinèt","prompt":"Ekri kòd Python ki kontinye li nonb antye nan antre estanda jiskaske itilizatè a antre `7`. Pou chak move devinèt, enprime `try again`. Lè antre a se `7`, enprime `correct` epi sispann bouk la.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"while True:\n guess = int(input())\n # TODO: if the guess is 7, print the success message and stop\n # TODO: otherwise print the retry message"}},"projectSteps":{"code_break_stop_at_number":{"title":"Sispann lè yon valè sib parèt"},"code_continue_skip_multiples":{"title":"Sote miltip 3 yo"},"code_break_first_negative":{"title":"Sispann nan premye nonb negatif la"},"code_continue_skip_letter":{"title":"Enprime lèt yo eksepte youn"},"code_break_guess_game":{"title":"Mini bouk devinèt"}}},"for-loops-over-text":{"label":"Boukl for sou tèks","summary":"Fè bouk sou yon string yon karaktè alafwa.","cards":{"sketch0":{"title":"Ou ka fè bouk sou yon string karaktè pa karaktè"},"sketch1":{"title":"Varyab bouk la chanje chak fwa"},"sketch2":{"title":"Sèvi ak bouk sou tèks pou konte oswa filtre"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratik bouk sou tèks"}},"quiz":{"sc-1":{"title":"Kisa bouk la vizite?","prompt":"Nan Python, sou kisa `for ch in \"dog\":` ap fè bouk?","hint":"Reflechi sou sa yon string fèt ak li.","help":{"concept":"Yon string se yon sekans karaktè, kidonk yon bouk `for` sou yon string pran yon karaktè alafwa nan lòd.","hint_1":"Bouk la pa pran tout mo a yon sèl kou.","hint_2":"Pou `\"dog\"`, varyab bouk la vin `\"d\"`, apre sa `\"o\"`, apre sa `\"g\"`."},"options":{"a":"Chak karaktè nan string la","b":"Chak mo nan string la","c":"Sèlman premye karaktè a","d":"Sèlman dènye karaktè a"}},"sc-2":{"title":"Kisa ki enprime?","prompt":"Kisa k ap enprime pa kòd sa a?\n\n```python\nfor ch in \"hi\":\n print(ch)\n```","hint":"Gade sa `print(ch)` fè nan chak bouk.","help":{"concept":"Bouk la kouri yon fwa pou chak karaktè, epi `print` montre karaktè aktyèl la sou pwòp liy li chak fwa.","hint_1":"Premye bouk la sèvi ak `h`, epi dezyèm bouk la sèvi ak `i`.","hint_2":"Gen de liy rezilta, youn pou chak karaktè nan lòd."},"options":{"a":"hi","b":"h i sou yon sèl liy","c":"h sou yon liy, apre sa i sou liy apre a","d":"Pa gen anyen ki enprime"}},"mc-1":{"title":"Non varyab bouk ki valab","prompt":"Chwazi tout non varyab ki ta ka itilize kòrèkteman nan bouk sa a: `for ___ in \"sun\":`","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Retire opsyon ki soti nan lòt pati Python ki pa gen rapò, apre sa chwazi sa ki mache ak kesyon an."},"options":{"a":"ch","b":"letter","c":"2char","d":"my char"}},"mc-2":{"title":"Kisa ou ka fè anndan bouk la?","prompt":"Chwazi tout aksyon ki fè sans lè w ap fè bouk sou yon string yon karaktè alafwa.","hint":"Reflechi sou travay yo fè yon fwa pou chak karaktè.","help":{"concept":"Yon bouk sou tèks itil pou trete chak karaktè, tankou enprime, konte sa ki matche, oswa verifye kondisyon.","hint_1":"Si varyab bouk la kenbe yon karaktè, ou ka konpare li ak yon lèt.","hint_2":"Ou ka mete ajou yon kontè tou oswa enprime karaktè aktyèl la pandan chak bouk."},"options":{"a":"Enprime chak karaktè","b":"Konte konbyen fwa yon lèt parèt","c":"Konpare karaktè aktyèl la ak \"a\"","d":"Enstale yon package anvan bouk la kouri"}},"dr-1":{"title":"Konstwi yon bouk tèks senp","prompt":"Mete liy kòd yo nan bon lòd pou enprime chak karaktè nan `cat`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"for ch in word:","t2":"print(ch)","t3":"word = \"cat\""}},"dr-2":{"title":"Mete etap konte yo nan lòd","prompt":"Ranje liy sa yo pou konte konbyen karaktè `a` ki nan `banana`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"if ch == \"a\":","t2":"count = count + 1","t3":"for ch in text:","t4":"count = 0","t5":"text = \"banana\""}},"fb-1":{"title":"Konplete varyab bouk la","prompt":"Ranpli pati ki manke a pou bouk la enprime chak karaktè nan string la.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Reflechi sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"for [blank1] in \"code\":\n print(ch)","choices":["ch","in","print","\"code\""]},"fb-2":{"title":"Konplete kondisyon an","prompt":"Ranpli valè ki manke a pou kòd la konte karaktè `e` yo.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki koresponn ak travay yo dekri a.","hint_1":"Reflechi sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"if ch == [blank1]:\n count = count + 1","choices":["\"a\"","\"e\"","e","count"]},"code-1":{"title":"Enprime chak karaktè sou pwòp liy li","prompt":"Ekri kòd Python ki li yon liy tèks nan antre epi enprime chak karaktè sou pwòp liy li nan menm lòd la.","hint":"Li travay la \"Enprime chak karaktè sou pwòp liy li\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kòd sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime chak karaktè sou pwòp liy li\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"text = input()\n\n# TODO: loop through text and print each character on its own line"},"code-2":{"title":"Konte lèt a a","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime konbyen fwa karaktè `a` a parèt.","hint":"Li travay kòd la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kòd sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Sèvi ak deklarasyon oswa ekspresyon Python ki koresponn ak rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"text = input()\ncount = 0\n\n# TODO: count how many times 'a' appears\n\nprint(count)"},"code-3":{"title":"Enprime sèlman vwayèl yo","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime sèlman vwayèl yo (`a`, `e`, `i`, `o`, `u`) nan tèks sa a, youn pa liy, nan lòd.","hint":"Li travay la \"Enprime sèlman vwayèl yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kòd sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime sèlman vwayèl yo\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"text = input()\n\n# TODO: print only vowels, one per line"},"code-4":{"title":"Konte lèt majiskil yo","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime kantite lèt majiskil yo. Konte yon karaktè si li egal ak vèsyon majiskil li epi li diferan de vèsyon miniskil li.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kòd sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\ncount = 0\n\n# TODO: count uppercase letters\n\nprint(count)"},"code-5":{"title":"Konstwi tèks san espas","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime menm tèks la san espas. Kenbe tout lòt karaktè yo nan menm lòd la.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kòd sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\nresult = \"\"\n\n# TODO: add non-space characters to result\n\nprint(result)"}},"projectSteps":{"code_1":{"title":"Enprime chak karaktè sou pwòp liy li"},"code_2":{"title":"Konte lèt a a"},"code_3":{"title":"Enprime sèlman vwayèl yo"},"code_4":{"title":"Konte lèt majiskil yo"},"code_5":{"title":"Konstwi tèks san espas"}}},"loop-debugging":{"label":"Debogaj bouk","summary":"Swiv valè bouk yo pou jwenn travay ki repete oswa ki sote.","cards":{"sketch0":{"title":"Swiv eta bouk la yon etap alafwa"},"sketch1":{"title":"Remake erè off-by-one"},"sketch2":{"title":"Evite travay ki repete ak bouk enfini"},"quiz":{"title":"Tès"},"project":{"title":"Pratik debogaj While Loop"}},"quiz":{"loop-debug-sc-1":{"title":"Kisa ki fè bouk la sispann?","prompt":"Nan yon bouk `while`, kisa ki fè bouk la sispann kouri?","hint":"Tcheke sa k rive lè kondisyon an pa vre ankò.","help":{"concept":"Yon bouk `while` repete sèlman pandan kondisyon li evalye kòm vre. Li sispann nan premye verifikasyon kote kondisyon an fo.","hint_1":"Reflechi sou kondisyon an apre chak mizajou bouk la.","hint_2":"Bouk la pa sispann poutèt enpresyon an; li sispann lè kondisyon an echwe."},"options":{"a":"Li sispann lè kondisyon an vin fo.","b":"Li sispann apre yon sèl deklarasyon print.","c":"Li sispann sèlman lè Python rive nan fen pwogram nan.","d":"Li sispann chak fwa non varyab la chanje."}},"loop-debug-sc-2":{"title":"Jwenn kondisyon off-by-one la","prompt":"Ou vle enprime `1`, `2`, ak `3` ak yon bouk ki kòmanse nan `count = 1`. Ki kondisyon bouk `while` la ta dwe itilize?","hint":"Bouk la dwe toujou kouri lè `count` se 3.","help":{"concept":"Erè off-by-one souvan soti nan chwazi `<` olye de `<=` lè dènye valè a ta dwe toujou enkli.","hint_1":"Mande tèt ou si kondisyon an vre lè `count = 3`.","hint_2":"Yon verifikasyon strictement pi piti ta sispann anvan li enprime dènye nonb la."},"options":{"a":"`while count < 3:`","b":"`while count <= 3:`","c":"`while count == 3:`","d":"`while count != 1:`"}},"loop-debug-mc-1":{"title":"Siy yon bouk enfini","prompt":"Chwazi tout sitiyasyon ki ka fè yon bouk `while` kouri pou tout tan.","hint":"Chèche ka kote kondisyon an ka rete vre ankò e ankò.","help":{"concept":"Bouk enfini rive lè kondisyon bouk la pa janm vin fo, souvan paske varyab bouk la pa mete ajou oswa yo mete li ajou nan move direksyon.","hint_1":"Tcheke si varyab ki nan kondisyon an chanje ditou.","hint_2":"Tcheke tou si mizajou a ap deplase valè a nan direksyon pou sispann, pa lwen li."},"options":{"a":"Varyab bouk la pa janm chanje andedan bouk la.","b":"Varyab bouk la chanje lwen valè ki fè li sispann nan.","c":"Bouk la enprime yon valè chak fwa.","d":"Kondisyon bouk la finalman vin fo."}},"loop-debug-mc-2":{"title":"Aksyon debogaj ki itil","prompt":"Chwazi tout aksyon ki ede deboge yon bouk `while`.","hint":"Reflechi sou fason pou wè varyab bouk la ak kondisyon an sou tan.","help":{"concept":"Deboge bouk yo pi fasil lè ou swiv valè k ap chanje yo epi konpare yo ak kondisyon ki kontwole repetisyon an.","hint_1":"Aksyon ki montre chak etap kontè a itil.","hint_2":"Ekri valè yo oswa enprime yo tanporèman ka montre travay ki repete oswa ki sote."},"options":{"a":"Swiv valè varyab bouk la nan chak pasaj.","b":"Ajoute yon `print()` tanporè pou montre kontè a.","c":"Inyore kondisyon an epi li sèlman rezilta final la.","d":"Tcheke si mizajou a andedan kò bouk la."}},"loop-debug-dr-1":{"title":"Mete etap bouk yo nan lòd","prompt":"Mete etap sa yo nan bon lòd pou yon sik konplè nan yon bouk `while` tipik.","hint":"Yon bouk `while` verifye anvan li kouri kò a.","help":{"concept":"Yon bouk `while` premye verifye kondisyon li, apre sa li kouri kò a si li vre, apre sa li mete valè yo ajou, epi finalman li retounen verifye kondisyon an.","hint_1":"Verifikasyon kondisyon an fèt anvan enpresyon oswa mizajou.","hint_2":"Apre mizajou a, bouk la retounen teste kondisyon an ankò."},"tokens":{"t1":"Verifye kondisyon an","t2":"Kouri kò bouk la","t3":"Mete varyab bouk la ajou","t4":"Verifye kondisyon an ankò"}},"loop-debug-dr-2":{"title":"Swiv valè yo","prompt":"Ranje valè `count` yo nan lòd yo verifye pa kòd sa a: `count = 1` epi `while count <= 3:` ak `count = count + 1` andedan bouk la.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"1","t2":"2","t3":"3","t4":"4"}},"loop-debug-fb-1":{"title":"Konplete kondisyon pou sispann nan","prompt":"Ranpli valè ki manke a pou bouk la enkli 3 kòm dènye nonb ki enprime a.","hint":"Kondisyon an dwe toujou vre lè `count` se tèm ki manke a.","help":{"concept":"Pou enkli dènye nonb la nan yon bouk `while`, kondisyon an dwe pèmèt valè sa a anvan li sispann.","hint_1":"Si bouk la kòmanse nan 1 epi li ta dwe enprime jiska tèm ki manke a, limit la dwe enkli tèm ki manke a.","hint_2":"Yon limit ki pi piti ta sispann twò bonè."},"template":"while count <= [blank1]:","choices":["2","3","4","count"]},"loop-debug-fb-2":{"title":"Konplete mizajou a","prompt":"Ranpli kòd ki manke a pou kontè a avanse pa 1 chak fwa.","hint":"Nouvo valè a ta dwe youn plis pase ansyen valè a.","help":{"concept":"Yon mizajou kontè chanje varyab bouk la pou kondisyon an ka finalman vin fo.","hint_1":"Bò dwat la ta dwe itilize valè aktyèl `count` plis youn.","hint_2":"San ogmante kontè a, bouk la ka repete menm travay la."},"template":"count = [blank1]","choices":["count","count + 1","1","count - 1"]},"loop-debug-code-1":{"title":"Ranje yon bouk kontè ki bloke","prompt":"Ekri kòd Python ki enprime nonb 1 rive 3, youn pa liy, avèk yon bouk `while`. Bouk la dwe mete kontè a ajou pou li sispann kòrèkteman.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: print 1, 2, 3 using a while loop\ncount = 1"},"loop-debug-code-2":{"title":"Enprime soti nan 0 rive 2","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime `0`, `1`, ak `2`, youn pa liy.","hint":"Kòmanse nan 0 epi sispann anvan valè a rive 3.","help":{"concept":"Valè depa a ak kondisyon an travay ansanm pou deside egzakteman ki nonb yon bouk enprime.","hint_1":"Yon bouk ki kòmanse nan 0 ka itilize yon limit pi piti pase pou sispann anvan 3.","hint_2":"Enprime kontè a, apre sa ogmante li pa 1 chak fwa."},"starterCode":"# TODO: print 0, 1, 2 with a while loop\nn = 0"},"loop-debug-code-3":{"title":"Konte desann san danje","prompt":"Ekri kòd Python ki enprime `3`, `2`, ak `1`, youn pa liy, avèk yon bouk `while`.","hint":"Li travay la \"Konte desann san danje\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Konte desann san danje\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# TODO: print 3, 2, 1 using a while loop\nn = 3"},"loop-debug-code-4":{"title":"Repete yon mo yon kantite fwa fikse","prompt":"Li yon mo nan input. Apre sa itilize yon bouk `while` pou enprime mo sa a egzakteman 3 fwa, youn pa liy.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print word exactly 3 times using a while loop"},"loop-debug-code-5":{"title":"Fè sòm nonb soti nan 1 rive n","prompt":"Li yon nonb antye `n` nan input. Itilize yon bouk `while` pou ajoute nonb soti nan 1 rive `n`, apre sa enprime total la.","hint":"Li travay la \"Fè sòm nonb soti nan 1 rive n\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Fè sòm nonb soti nan 1 rive n\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"n = int(input())\n# TODO: use a while loop to compute the sum from 1 to n"}},"projectSteps":{"loop_debug_code_1":{"title":"Ranje yon bouk kontè ki bloke"},"loop_debug_code_2":{"title":"Enprime soti nan 0 rive 2"},"loop_debug_code_3":{"title":"Konte desann san danje"},"loop_debug_code_4":{"title":"Repete yon mo yon kantite fwa fikse"},"loop_debug_code_5":{"title":"Fè sòm nonb soti nan 1 rive n"}}},"module-3-club-check-in-project":{"label":"Module Project: Club Check-In Tracker","summary":"A neighborhood club needs one check-in desk that can count members, recognize VIP names, skip blank entries, and stop cleanly when the session closes.","cards":{"sketch0":{"title":"A loop-powered check-in desk"},"project":{"title":"Club Check-In Builder"}},"projectSteps":{"mp_1":{"title":"Check in three members"},"mp_2":{"title":"Count VIP members"},"mp_3":{"title":"Stop when the desk closes"},"mp_4":{"title":"Finish the club check-in tracker"}},"quiz":{"try-module-3-club-check-in-sketch0":{"title":"Open the check-in desk","prompt":"Use a `for` loop with `range(3, 0, -1)` to print `3`, `2`, and `1` on separate lines. After the loop, print `Open`.","hint":"The range needs a negative step so the values decrease.","help":{"concept":"A range can count backward when its step is negative.","hint_1":"The stop value is not included.","hint_2":"Print Open after the loop ends."},"starterCode":"# Print 3, 2, 1 with a for loop, then print Open.\n","solutionCode":"for number in range(3, 0, -1):\n print(number)\nprint(\"Open\")\n","sourceChecks":{"0":{"message":"Use the requested backward range."}}},"mp-1-check-in-three-members":{"title":"Check in three members","prompt":"Read exactly three member names. After each input, print `Checked in: <name>`. Use a `for` loop with `range(3)` so the same check-in logic handles every member.","hint":"Use one loop for the repeated check-in action.","help":{"concept":"A for loop is a good fit when the number of repetitions is known before the loop begins.","hint_1":"Call input() inside the range(3) loop.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"# Read exactly three names and print one check-in line for each.\n","solutionCode":"for _ in range(3):\n name = input()\n print(f\"Checked in: {name}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."}}},"mp-2-count-vip-members":{"title":"Count VIP members","prompt":"Keep the three check-in lines from the previous step. Add `vip_count`, increase it when a name starts with `VIP-`, and print `VIP check-ins: <count>` after the loop.","hint":"Keep the working loop and add one focused counter.","help":{"concept":"A counter stores a summary that grows as the loop discovers matching values.","hint_1":"Test startswith(\"VIP-\") before increasing vip_count.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"vip_count = 0\nfor _ in range(3):\n name = input()\n # Keep the check-in line, then count names that start with VIP-.\n\nprint(f\"VIP check-ins: {vip_count}\")\n","solutionCode":"vip_count = 0\nfor _ in range(3):\n name = input()\n print(f\"Checked in: {name}\")\n if name.startswith(\"VIP-\"):\n vip_count += 1\n\nprint(f\"VIP check-ins: {vip_count}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."}}},"mp-3-stop-on-done":{"title":"Stop when the desk closes","prompt":"Change the tracker so it can accept any number of names. Use `while True`, stop when the input is exactly `done`, and print the final total after the loop.","hint":"Check the sentinel before counting the name.","help":{"concept":"A sentinel value such as done gives a while loop a deliberate stopping point.","hint_1":"Use break only for the done value.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"check_in_count = 0\nwhile True:\n name = input()\n # Stop when name is done. Otherwise count and print the check-in.\n\nprint(f\"Total check-ins: {check_in_count}\")\n","solutionCode":"check_in_count = 0\nwhile True:\n name = input()\n if name == \"done\":\n break\n check_in_count += 1\n print(f\"Checked in: {name}\")\n\nprint(f\"Total check-ins: {check_in_count}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."},"1":{"message":"Use the required loop-control pattern."}}},"mp-4-finish-club-check-in":{"title":"Finish the club check-in tracker","prompt":"Finish the club check-in tracker. Read names until `done`. Skip an empty input with `continue`, print one line for every accepted name, track the total, track names beginning with `VIP-`, and print both counts after the loop.","hint":"Order the special cases before the normal counting work.","help":{"concept":"The final tracker combines a sentinel, a skipped special case, and two independent counters.","hint_1":"Use continue for the empty string so it is not printed or counted.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"total = 0\nvip_count = 0\nwhile True:\n name = input()\n # done ends the session; an empty name should be skipped.\n # Count every accepted name and names that start with VIP-.\n\nprint(f\"Total check-ins: {total}\")\nprint(f\"VIP check-ins: {vip_count}\")\n","solutionCode":"total = 0\nvip_count = 0\nwhile True:\n name = input()\n if name == \"done\":\n break\n if name == \"\":\n continue\n total += 1\n if name.startswith(\"VIP-\"):\n vip_count += 1\n print(f\"Checked in: {name}\")\n\nprint(f\"Total check-ins: {total}\")\nprint(f\"VIP check-ins: {vip_count}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."},"1":{"message":"Use the required loop-control pattern."}}}},"tryIt":{"try_module_3_club_check_in_sketch0":{"title":"Try it yourself","prompt":"Use a `for` loop with `range(3, 0, -1)` to print `3`, `2`, and `1` on separate lines. After the loop, print `Open`."},"allowReveal":true}},"range-and-counting":{"label":"Range ak Modèl Konte","summary":"Sèvi ak range pou repete kòd yon kantite fwa ki kontwole.","cards":{"sketch0":{"title":"Konte ak range()"},"sketch1":{"title":"Sèvi ak valè kòmansman ak valè fen"},"sketch2":{"title":"Sote nimewo ak yon pa"},"quiz":{"title":"Tès"},"project":{"title":"Pratik sou Range ak Konte"}},"quiz":{"sc-range-five-values":{"title":"Kisa range(5) pwodui?","prompt":"Ki lis ki koresponn ak valè yo soti nan `range(5)` nan yon bouk `for`?","hint":"Reflechi sou kote `range(5)` kòmanse epi si 5 li menm ladan l.","help":{"concept":"`range(stop)` kòmanse nan 0 epi li konte monte jiska valè fen an, men li pa mete valè fen an ladan l.","hint_1":"Fè lis nimewo yon varyab bouk ta pran: kòmanse nan 0 epi kontinye pandan valè a toujou pi piti pase 5.","hint_2":"Dènye valè a se youn mwens pase 5, pa 5 li menm."},"options":{"a":"0, 1, 2, 3, 4","b":"1, 2, 3, 4, 5","c":"0, 1, 2, 3, 4, 5","d":"5"}},"sc-range-start-stop":{"title":"Ki bouk ki enprime 1 rive 5?","prompt":"Chwazi bouk ki enprime nimewo `1` rive `5`, chak sou pwòp liy pa yo.","hint":"Valè fen an nan `range(start, stop)` pa enprime.","help":{"concept":"Avèk `range(start, stop)`, Python mete valè kòmansman an ladan l epi li pa mete valè fen an ladan l.","hint_1":"Pou fini ak 5, valè fen an dwe youn plis pase 5.","hint_2":"Chèche opsyon ki kòmanse nan 1 epi ki sispann anvan 6."},"options":{"a":"for n in range(1, 5): print(n)","b":"for n in range(1, 6): print(n)","c":"for n in range(0, 5): print(n)","d":"for n in range(5): print(n)"}},"mc-true-about-range":{"title":"Verite sou range()","prompt":"Chwazi tout deklarasyon ki vre sou Python `range()`.","hint":"Verifye ki deklarasyon ki koresponn ak konpòtman start, stop, ak step.","help":{"concept":"`range()` ka pran sèlman stop, oswa start ak stop, oswa start, stop, ak step. Valè stop la pa ladan l.","hint_1":"Teste chak deklarasyon ak egzanp tankou `range(5)` ak `range(2, 8, 2)`.","hint_2":"Deklarasyon ki vre yo ap mansyone kòmanse nan 0 pa default, pa mete valè stop la ladan l, oswa sèvi ak yon step pou sote nimewo."},"options":{"a":"`range(5)` kòmanse nan 0 pa default.","b":"Valè stop la ladan bouk la.","c":"`range(2, 8, 2)` ka konte pa de.","d":"`range()` ka ede kontwole konbyen fwa yon bouk kouri."}},"mc-even-loop-options":{"title":"Bouk ki enprime nimewo pè ki pi piti pase 10","prompt":"Chwazi tout bouk ki enprime `0, 2, 4, 6, 8` sou liy separe.","hint":"Chèche bouk ki kòmanse nan 0 epi avanse pa 2, oswa bouk ki filtre valè pè yo kòrèkteman.","help":{"concept":"Ka gen plis pase yon fason kòrèk pou pwodui menm modèl konte a nan yon bouk.","hint_1":"Youn nan modèl kòrèk yo sèvi ak `range(0, 10, 2)`. Yon lòt ka fè bouk soti 0 rive 9 epi enprime sèlman nimewo pè yo.","hint_2":"Rejte nenpòt opsyon ki mete 10 ladan l, ki sote 0, oswa ki enprime nimewo enpè tou."},"options":{"a":"for n in range(0, 10, 2): print(n)","b":"for n in range(10):\n if n % 2 == 0:\n print(n)","c":"for n in range(2, 10, 2): print(n)","d":"for n in range(0, 11, 2): print(n)"}},"dr-build-basic-range-loop":{"title":"Konstwi yon bouk konte","prompt":"Mete token yo nan lòd pou fè yon bouk ki enprime `0` rive `4`.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Ranje moso yo dapre estrikti deklarasyon an.","hint_1":"Reflechi sou ki pati ki dwe vini an premye.","hint_2":"Mete moso yo nan lòd ki fè deklarasyon an valab."},"tokens":{"t1":"for","t2":"n","t3":"in","t4":"range(5):","t5":"print(n)"}},"dr-build-step-range":{"title":"Konstwi yon modèl pa","prompt":"Mete token yo nan lòd pou fè yon bouk ki enprime nimewo pè ki pi piti pase 10.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Ranje moso yo dapre estrikti deklarasyon an.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Mete moso yo nan lòd ki fè deklarasyon an valab."},"tokens":{"t1":"for","t2":"num","t3":"in","t4":"range(0, 10, 2):","t5":"print(num)"}},"fb-stop-not-included":{"title":"Konplete lide valè fen an","prompt":"Ranpli mo ki manke a pou konplete règ sou `range()`.","hint":"Nimewo fen an se limit la, se pa yon valè ki enprime.","help":{"concept":"Nan Python `range()`, valè fen an make kote konte a fini, men valè egzak sa a pa ladan l.","hint_1":"Si ou sèvi ak `range(1, 6)`, bouk la enprime jiska 5.","hint_2":"Mo ki manke a dekri ke valè fen an pa ladan l."},"template":"Nan `range(start, stop)`, valè fen an [blank1].","choices":["ladan l","pa ladan l","double","repete"]},"fb-step-even-pattern":{"title":"Konplete valè pa a","prompt":"Ranpli valè ki manke a pou bouk la konte pa de.","hint":"Twazyèm nimewo `range()` la kontwole konbyen valè a chanje chak fwa.","help":{"concept":"Pa a nan `range(start, stop, step)` fikse gwosè so a ant valè bouk yo.","hint_1":"Pou jwenn 0, tèm ki manke a, 4, 6, 8, bouk la dwe sote ak menm kantite pè a chak fwa.","hint_2":"Valè ki manke a se kantite yo ajoute apre chak bouk."},"template":"for n in range(0, 10, [blank1]):","choices":["1","2","5","10"]},"ci-print-zero-to-four":{"title":"Enprime 0 rive 4","prompt":"Ekri kòd Python ki sèvi ak yon bouk `for` ak `range()` pou enprime nimewo `0` rive `4`, chak sou pwòp liy pa yo.","hint":"Li travay la \"Enprime 0 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Enprime 0 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Write your code below"},"ci-print-one-to-five":{"title":"Enprime 1 rive 5","prompt":"Ekri kòd Python ki sèvi ak `range()` pou enprime nimewo `1` rive `5`, chak sou pwòp liy pa yo.","hint":"Sèvi ak yon valè kòmansman ak yon valè fen.","help":{"concept":"Avèk `range(start, stop)`, bouk la kòmanse nan valè kòmansman an epi li sispann anvan valè fen an.","hint_1":"Pou enprime 1 rive 5, kòmanse nan 1 epi chwazi yon valè fen ki jis apre 5.","hint_2":"Kò bouk ou a sèlman bezwen enprime varyab bouk la."},"starterCode":"# Write your code below"},"ci-even-under-ten":{"title":"Enprime nimewo pè ki pi piti pase 10","prompt":"Ekri kòd Python ki sèvi ak `range()` ak yon step pou enprime nimewo pè ki pi piti pase `10`, chak sou pwòp liy pa yo.","hint":"Kòmanse nan 0 epi sote pa 2.","help":{"concept":"Twazyèm valè a nan `range(start, stop, step)` kontwole modèl konte a.","hint_1":"Sèvi ak yon tèt bouk ki kòmanse nan 0 epi ki sispann anvan 10.","hint_2":"Yon step 2 kreye modèl nimewo pè a."},"starterCode":"# Write your code below"},"ci-countdown-three-to-one":{"title":"Enprime yon ti dekont","prompt":"Ekri kòd Python ki enprime `3`, `2`, ak `1` sou liy separe lè w sèvi ak `range()`.","hint":"Sèvi ak yon step negatif pou nimewo yo desann.","help":{"concept":"`range()` ka konte bak lè step la negatif.","hint_1":"Kòmanse nan 3 epi desann pa 1 chak fwa.","hint_2":"Valè fen an ta dwe jis anba dènye nimewo ou vle enprime a."},"starterCode":"# Write your code below"},"ci-print-squares-one-to-four":{"title":"Enprime kare soti 1 rive 4","prompt":"Ekri kòd Python ki sèvi ak yon bouk `for` ak `range()` pou enprime kare chak nimewo soti `1` rive `4`. Sòti a ta dwe `1`, `4`, `9`, ak `16` sou liy separe.","hint":"Li travay la \"Enprime kare soti 1 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Enprime kare soti 1 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Write your code below"}},"projectSteps":{"ci_print_zero_to_four":{"title":"Enprime 0 rive 4"},"ci_print_one_to_five":{"title":"Enprime 1 rive 5"},"ci_even_under_ten":{"title":"Enprime nimewo pè ki pi piti pase 10"},"ci_countdown_three_to_one":{"title":"Enprime yon ti dekont"},"ci_print_squares_one_to_four":{"title":"Enprime kare soti 1 rive 4"}}},"while-loop-basics":{"label":"Baz Bouk while yo","summary":"Repete kòd jiskaske yon kondisyon vin fo.","cards":{"sketch0":{"title":"Sa yon bouk while fè"},"sketch1":{"title":"Kondisyon ak eta bouk la"},"sketch2":{"title":"Kijan pou sispann yon bouk while an sekirite"},"quiz":{"title":"Kesyonè"},"project":{"title":"Seri Pratik Bouk while"}},"quiz":{"sc_while_meaning":{"title":"Sans yon bouk while","prompt":"Kisa yon bouk `while` fè nan Python?","hint":"Panse ak kòd ki repete sèlman pandan yon kondisyon rete vre.","help":{"concept":"Yon bouk `while` verifye yon kondisyon anvan chak repetisyon epi li kontinye egzekite blòk endante a pandan kondisyon sa a se `True`.","hint_1":"Chèche chwa ki mansyone repetisyon ki baze sou yon kondisyon, pa sèlman yon kantite fwa ki fikse.","hint_2":"Yon bouk `while` ka sispann depi kondisyon li vin `False`."},"options":{"a":"Li repete kòd pandan yon kondisyon vre.","b":"Li egzekite kòd egzakteman yon sèl fwa.","c":"Li estoke tèks andedan yon varyab.","d":"Li sote tout kòd endante a."}},"sc_infinite_loop_cause":{"title":"Kòz yon bouk enfini","prompt":"Poukisa bouk sa a ka kouri pou tout tan?\n\n```python\nx = 1\nwhile x < 5:\n print(x)\n```","hint":"Verifye si valè yo itilize nan kondisyon an janm chanje.","help":{"concept":"Yon bouk `while` bezwen yon eta ki ap chanje pou kondisyon an ka finalman vin `False`.","hint_1":"Kondisyon an itilize `x < 5`. Mande tèt ou si `x` mete ajou andedan kò bouk la.","hint_2":"Si varyab bouk la pa janm chanje, kondisyon an ka rete vre pou tout tan."},"options":{"a":"Paske `print(x)` fè bouk la rekòmanse pou tout tan.","b":"Paske `x` twò piti pou enprime.","c":"Paske `x` pa janm chanje andedan bouk la.","d":"Paske bouk `while` toujou kouri pou tout tan."}},"mc_parts_of_safe_while":{"title":"Pati yon bouk while ki an sekirite","prompt":"Chwazi tout pati ki ede yon bouk `while` sispann kòrèkteman.","hint":"Panse ak sa bouk la verifye ak sa ki chanje chak fwa.","help":{"concept":"Yon bouk `while` ki an sekirite bezwen yon kondisyon ak yon varyab bouk oswa mizajou eta ki fè pwogram nan pwogrese pou kondisyon sa a vin fo.","hint_1":"Youn nan bon lide yo se kondisyon an li menm. Yon lòt se chanje yon valè andedan bouk la.","hint_2":"Chèche chwa sou verifye yon kondisyon ak mete ajou varyab kondisyon sa a itilize."},"options":{"a":"Yon kondisyon ki ka vin fo","b":"Yon mizajou pou varyab bouk la andedan bouk la","c":"Yon kòmantè o aza anlè bouk la","d":"Yon non varyab ekri ak tout lèt majiskil"}},"mc_true_about_counter_loop":{"title":"Swiv yon bouk kontè","prompt":"Konsidere kòd sa a:\n\n```python\ncount = 2\nwhile count <= 4:\n print(count)\n count = count + 1\n```\n\nChwazi tout deklarasyon ki vre.","hint":"Swiv valè `count` yo: valè kòmansman, valè ki enprime yo, ak kote li sispann.","help":{"concept":"Pou swiv yon bouk `while`, suiv varyab bouk la atravè chak repetisyon epi verifye kondisyon an anvan chak egzekisyon.","hint_1":"Bouk la kòmanse nan `2` epi li ogmante pa `1` chak fwa pandan valè a pa depase `4`.","hint_2":"Valè ki enprime yo se valè yo anvan ogmantasyon an, epi bouk la sispann apre varyab la depase limit la."},"options":{"a":"Bouk la enprime 2, 3, ak 4.","b":"Bouk la kouri 3 fwa.","c":"Valè final `count` apre bouk la se 5.","d":"Bouk la enprime 5."}},"dr_trace_simple_loop":{"title":"Mete etap bouk yo nan lòd","prompt":"Mete evènman sa yo nan bon lòd pou kòd sa a:\n\n```python\nn = 1\nwhile n <= 2:\n print(n)\n n = n + 1\n```\n\nKòmanse ak premye bagay ki rive.","hint":"Yon bouk `while` verifye kondisyon an anvan li egzekite kò a chak fwa.","help":{"concept":"Lòd egzekisyon nan yon bouk `while` se: mete valè kòmansman an, verifye kondisyon an, egzekite kò a, mete eta a ajou, epi verifye ankò.","hint_1":"Yo bay varyab la yon valè anvan bouk la ka teste nenpòt bagay.","hint_2":"Apre enpresyon an, bouk la mete `n` ajou, epi apre sa kondisyon an verifye ankò."},"tokens":{"t1":"Mete `n` a 1","t2":"Verifye si `n <= 2`","t3":"Enprime `n`","t4":"Ogmante `n` pa 1"}},"dr_build_countdown":{"title":"Konstwi yon bouk konte desann","prompt":"Ranje liy sa yo pou fè yon bouk ki enprime 3, 2, 1.","hint":"Kòmanse ak varyab la, apre sa liy `while` la, epi apre sa kò endante a.","help":{"concept":"Yon bouk `while` ki mache bezwen inisyalizasyon an premye, apre sa tèt bouk la, epi apre sa deklarasyon endante andedan kò bouk la.","hint_1":"Valè kòmansman an dwe fikse anvan bouk la kòmanse.","hint_2":"Andedan bouk la, enprime valè aktyèl la anvan ou diminye li."},"tokens":{"t1":"n = 3","t2":"while n >= 1:","t3":"print(n)","t4":"n = n - 1"}},"fb_condition_operator":{"title":"Chwazi konparezon an","prompt":"Ranpli espas vid la pou bouk la kontinye kouri pandan `count` pi piti pase 5.","hint":"Ou bezwen operatè ki vle di 'pi piti pase'.","help":{"concept":"Kondisyon bouk la itilize yon operatè konparezon pou deside si bouk la dwe kontinye.","hint_1":"Fraz 'pi piti pase 5' la koresponn ak yon senbòl yo itilize nan konparezon.","hint_2":"Chwazi senbòl ki vre pou 1, 2, 3, ak 4 lè yo konpare ak 5."},"template":"while count [blank1] 5:","choices":["<",">","==","="]},"fb_update_counter":{"title":"Konplete mizajou kontè a","prompt":"Ranpli espas vid la pou varyab bouk la ogmante pa 1 chak fwa.","hint":"Nouvo valè a dwe ansyen valè a plis 1.","help":{"concept":"Bouk kontè yo souvan mete varyab bouk la ajou lè yo ajoute 1 pou kondisyon an ka finalman vin fo.","hint_1":"Bò dwat la dwe itilize valè aktyèl `count` la epi ajoute youn ankò.","hint_2":"Chwazi ekspresyon ki kontinye konte monte yon etap alafwa."},"template":"count = [blank1]","choices":["count + 1","count < 1","print(count)","while count"]},"code_print_1_to_5":{"title":"Enprime nimewo 1 rive 5","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime nimewo 1 rive 5, chak sou pwòp liy pa yo.","hint":"Li travay la \"Enprime nimewo 1 rive 5\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime nimewo 1 rive 5\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = 1\n# TODO: use a while loop to print 1 to 5"},"code_print_0_to_2":{"title":"Enprime 0, 1, 2","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime `0`, `1`, ak `2`, chak sou pwòp liy pa yo.","hint":"Li travay la \"Enprime 0, 1, 2\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime 0, 1, 2\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"# TODO: print 0, 1, and 2 using a while loop"},"code_countdown_3_to_1":{"title":"Konte desann soti nan 3","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime `3`, `2`, ak `1`, chak sou pwòp liy pa yo.","hint":"Fwa sa a kontè a dwe desann, pa monte.","help":{"concept":"Yon bouk konte desann kòmanse ak yon nimewo ki pi gwo epi li diminye kontè a jiskaske kondisyon an vin fo.","hint_1":"Kòmanse ak `3` epi itilize yon kondisyon ki toujou pèmèt `1` enprime.","hint_2":"Apre ou fin enprime nimewo aktyèl la, retire 1 nan kontè a."},"starterCode":"n = 3\n# TODO: print 3, 2, 1 with a while loop"},"code_repeat_word_3_times":{"title":"Repete yon mo twa fwa","prompt":"Ekri kòd Python ki enprime mo `Go` egzakteman 3 fwa, chak sou pwòp liy pa yo, lè l sèvi avèk yon bouk `while`.","hint":"Li travay la \"Repete yon mo twa fwa\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Repete yon mo twa fwa\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"# TODO: print Go three times using a while loop"},"code_sum_1_to_4":{"title":"Adisyone nimewo soti nan 1 rive 4","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou adisyone nimewo 1 rive 4 epi apre sa enprime total la.","hint":"Li travay la \"Adisyone nimewo soti nan 1 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Adisyone nimewo soti nan 1 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"total = 0\nn = 1\n# TODO: use a while loop to add 1 through 4 and print total"}},"projectSteps":{"code_print_1_to_5":{"title":"Enprime nimewo 1 rive 5"},"code_print_0_to_2":{"title":"Enprime 0, 1, 2"},"code_countdown_3_to_1":{"title":"Konte desann soti nan 3"},"code_repeat_word_3_times":{"title":"Repete yon mo twa fwa"},"code_sum_1_to_4":{"title":"Adisyone nimewo soti nan 1 rive 4"}}}},"python-v2-4":{"mini-gradebook-capstone":{"label":"Pwojè Final: Konstwi yon Ti Liv Nòt","summary":"Fini kou a ak yon capstone liv nòt ki pi long ki grandi etap pa etap soti nan liy rapò debaz yo rive nan yon rezime final konplè.","cards":{"sketch0":{"title":"Planifye liv nòt la"},"project":{"title":"Konstriktè Ti Liv Nòt"}},"projectSteps":{"cp_1":{"title":"Li antèt liv nòt la"},"cp_2":{"title":"Ajoute total nòt yo"},"cp_3":{"title":"Swiv nòt ki pi wo a"},"cp_4":{"title":"Kalkile mwayèn nan"},"cp_5":{"title":"Chwazi liy estati a"},"cp_6":{"title":"Konstwi rapò final liv nòt la"}},"quiz":{"capstone-mini-gradebook":{"title":"Konstwi rapò final liv nòt la","prompt":"Kòmanse apati apèsi liv nòt k ap mache a ou fèk konstwi a. Kenbe bouk la, swivi nòt ki pi wo a, kalkil mwayèn nan, ak lojik estati a, men ranplase vèsyon stil apèsi a ak rapò final egzak la.\n\nFòma antre:\n1. Non elèv la\n2. Kantite nòt yo\n3. Kantite valè nòt sa yo, youn pa liy\n\nRezilta final obligatwa:\nStudent: <name>\nScores entered: <count>\nHighest score: <highest>\nAverage: <average>\nStatus: <status>","hint":"Dènye etap la se yon etap netwayaj: kenbe kalkil yo, retire liy Total apèsi a, epi enprime sèlman lòd rapò final la.","help":{"concept":"Yon bon capstone fini lè li poli yon pwogram ki deja mache olye pou li rekòmanse depi nan kòmansman. Kenbe menm lojik la epi bay rezilta a fòm final livrezon an.","hint_1":"Li nòt yo ak `for i in range(count)`, mete ajou `total` ak `highest`, epi apre sa kalkile `average = total / count`.","hint_2":"Enprime liy final yo nan lòd egzak yo montre a, epi chwazi estati a ak `if` / `elif` / `else`."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n if score > highest:\n highest = score\n\naverage = total / count\n\nprint(f\"Total: {total}\")\nprint(f\"Highest score: {highest}\")\nprint(f\"Average: {average:.1f}\")\n\nif average >= 90:\n print(\"Status: excellent\")\nelif average >= 70:\n print(\"Status: passing\")\nelse:\n print(\"Status: needs practice\")\n\n# Replace the preview-style version with the final report.\n# Remove the Total line and keep only the required final output order.\n"},"try-mini-gradebook-capstone-sketch0":{"title":"Enprime premye liy liv nòt la","prompt":"Kòmanse capstone a ak yon ti apèsi rapò. Li non yon elèv epi enprime `Student: <name>`.","hint":"Sèvi ak `input()` pou non an, epi apre sa enprime liy ki gen etikèt la ak yon f-string.","help":{"concept":"Capstone a grandi yon liy rapò alafwa, kidonk premye apèsi a bezwen sèlman etikèt elèv la.","hint_1":"Sere non ki soti nan `input()` la nan `student`.","hint_2":"Enprime `f\"Student: {student}\"`."},"starterCode":"student = input()\n\n# Print the first report line as Student: <name>\n"},"cp-1-read-gradebook-header":{"title":"Li antèt liv nòt la","prompt":"Yon pwofesè patikilye vle rapò liv nòt la kòmanse ak non elèv la ak kantite nòt yo. Li `student` ak `count`, epi apre sa enprime de premye liy rapò yo.","hint":"Etap sa a sèlman konstwi antèt rapò a: li de antre yo epi make yo klèman.","help":{"concept":"Yon rapò souvan kòmanse ak enfòmasyon idantifikasyon anvan nenpòt kalkil fèt.","hint_1":"Sèvi ak `student = input()` ak `count = int(input())`.","hint_2":"Enprime `Student: ...` ak `Scores entered: ...` ak f-strings."},"starterCode":"student = input()\ncount = int(input())\n\n# Start the gradebook report.\n# Print the student line and the scores-entered line.\n"},"cp-2-add-score-total":{"title":"Ajoute total nòt yo","prompt":"Kenbe liy antèt yo k ap mache yo. Kounye a li egzakteman `count` nòt ak yon bouk `for`, ajoute yo nan `total`, epi enprime yon liy apèsi ki montre total la.","hint":"Kite bouk la fè travay antre repete a, epi mete ajou `total` chak fwa li pase.","help":{"concept":"Yon akimilatè kòmanse nan 0 epi li grandi yon ti kras chak fwa bouk la li yon nouvo valè.","hint_1":"Kòmanse ak `total = 0` anvan bouk la.","hint_2":"Anndan bouk la, sèvi ak `total = total + score`, epi apre sa enprime `Total: ...` apre bouk la."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nfor i in range(count):\n score = int(input())\n # Add each score to total.\n\n# Print a preview line: Total: <total>\n"},"cp-3-track-highest-score":{"title":"Swiv nòt ki pi wo a","prompt":"Kenbe antèt la ak lojik total la k ap mache. Kounye a ajoute `highest` pou pwogram nan sonje pi gwo nòt li wè jiskaprezan, epi enprime nouvo liy apèsi sa a tou.","hint":"Ranplase `highest` sèlman lè nòt aktyèl la pi gwo pase ansyen an.","help":{"concept":"Yon maksimòm k ap kontinye kenbe pi bon valè yo jwenn jiskaprezan pandan bouk la ap pase nan antre yo.","hint_1":"Kòmanse ak `highest = 0` anvan bouk la.","hint_2":"Anndan bouk la, sèvi ak `if score > highest:` anvan ou mete `highest` ajou."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n # Keep total working, then update highest when this score is bigger.\n\nprint(f\"Total: {total}\")\n# Print Highest score: <highest>\n"},"cp-4-calculate-average":{"title":"Kalkile mwayèn nan","prompt":"Kenbe total k ap kontinye a ak nòt ki pi wo a. Apre bouk la, kalkile mwayèn nan epi ajoute liy mwayèn fòmate a nan rapò apèsi a.","hint":"Fè divizyon an apre bouk la, epi apre sa enprime rezilta a ak yon chif apre pwen desimal la.","help":{"concept":"Bouk la ranmase enfòmasyon yo an premye, epi mwayèn nan kalkile yon fwa total la ak kantite a toude pare.","hint_1":"Sèvi ak `average = total / count` apre bouk la fini.","hint_2":"Enprime `Average: ...` ak `:.1f` anndan yon f-string."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n if score > highest:\n highest = score\n\nprint(f\"Total: {total}\")\nprint(f\"Highest score: {highest}\")\n\n# Calculate average after the loop.\n# Print Average: <average> with one digit after the decimal point.\n"},"cp-5-choose-status":{"title":"Chwazi liy estati a","prompt":"Kenbe rapò apèsi k ap mache a, epi apre sa ajoute liy estati final la: `excellent` pou mwayèn omwen 90, `passing` pou mwayèn omwen 70, epi `needs practice` sinon.","hint":"Sèvi ak yon chèn `if` / `elif` / `else` apre mwayèn nan pare.","help":{"concept":"Yon fwa yon pwogram gen rezime final nòt la, kondisyon yo ka tounen li an yon jijman senp moun ka konprann fasil.","hint_1":"Tcheke `average >= 90` an premye.","hint_2":"Sèvi ak `elif average >= 70` pou ka mitan an, epi `else` pou ka ki rete a."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n if score > highest:\n highest = score\n\naverage = total / count\n\nprint(f\"Total: {total}\")\nprint(f\"Highest score: {highest}\")\nprint(f\"Average: {average:.1f}\")\n\n# Add the status line.\n# Print excellent for averages 90+, passing for 70+, and needs practice otherwise.\n"}},"tryIt":{"try_mini_gradebook_capstone_sketch0":{"title":"Eseye li ou menm","prompt":"Li non yon elèv epi enprime premye liy rapò a kòm `Student: <name>`."},"allowReveal":true}}}},"python":{"python-0":{"comments_intro":{"label":"Kòmantè : nòt pou moun (Python pa pran yo an kont)","summary":"Sèvi ak kòmantè pou esplike entansyon, make etap yo, epi dezaktive kòd tanporèman pandan w ap debug (tankou nòt plizyè liy).","cards":{"sketch0":{"title":"Why Comments Matter"},"sketch1":{"title":"Single-Line and Multi-Line Comments"},"sketch2":{"title":"Using Comments While Debugging"},"sketch3":{"title":"Good Comments vs Weak Comments"},"quiz":{"title":"Ti tès rapid : kòmantè"},"sketch":{"title":"Kòmantè nan Python (#)"}}},"computer_intro":{"label":"The Input → Processing → Output Model","summary":"Understand how computers take input, process it, and produce output in everyday examples.","cards":{"sketch0":{"title":"IPO Model"},"sketch1":{"title":"Following Instructions"},"quiz":{"title":"Quick check: IPO model"}}},"first-program":{"label":"Your First Python Program","summary":"Writing and running your first Python script.","cards":{"sketch0":{"title":"Introduction to Python"},"sketch1":{"title":"Running Your Python Script"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"q5":{"title":"Write a simple Python program"}},"quiz":{"q1":{"title":"Complete the print statement","prompt":"Fill in the blank to complete the print statement that outputs 'Hello, World!'","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind complete the print statement.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"print('______')","choices":["Hello, World!","Hello World!","Hello, World"]},"q2":{"title":"Identify the correct command to run a Python script","prompt":"Fill in the blank with the correct command to run a Python script.","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind identify the correct command to run a python script.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"To run a Python script, type: python ______","choices":["script.py","your_script.py","my_script.py"]},"q3":{"title":"What does print() do?","prompt":"What is the purpose of `print()` in Python?","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"It stores data in a variable.","b":"It displays output to the screen.","c":"It creates a new command-like tool.","d":"It ends the program."}},"q4":{"title":"Which of the following are valid ways to run a Python script?","prompt":"Select all that apply.","hint":"Think about different environments where Python can be executed.","help":{"concept":"Python scripts can be run in various environments, including command line and IDEs.","hint_1":"You can use an IDE or the command line.","hint_2":"Consider how you would execute a script in different setups."},"options":{"a":"Using an IDE","b":"Running from the command line","c":"Sending it via email","d":"Using an online interpreter"}},"q5":{"title":"Print an exact message","prompt":"Write a Python program that prints exactly:\nStay curious.","hint":"Use one print statement with the exact text from the prompt.","help":{"concept":"This task checks whether you can write a simple Python program that prints exact text.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"print('')"}}},"programming_intro":{"label":"Programming Languages: Talking to Computers","summary":"Learn what a programming language is, why computers need precise instructions, and why Python is a great first language.","cards":{"sketch0":{"title":"What Is a Programming Language?"},"quiz":{"title":"Quiz: Programming Languages"}}},"setting-up-environment":{"label":"Setting Up the Environment","summary":"Optional local setup for learners who want Python on their own computer.","cards":{"sketch0":{"title":"Installing Python"},"sketch1":{"title":"Setting Up Your IDE"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"python_ide_setup":{"title":"Create a Simple Python Script"}},"quiz":{"python-installation-quiz":{"title":"Completing the Installation","prompt":"To ensure Python is correctly installed, you should check if it is added to your _____.","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind completing the installation.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"To ensure Python is correctly installed, you should check if it is added to your {blank}.","choices":["PATH","IDE","system","environment"]},"ide-setup-quiz":{"title":"Setting Up Your IDE","prompt":"When creating a new project in PyCharm, you need to select the correct _____.","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind setting up your ide.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"When creating a new project in PyCharm, you need to select the correct {blank}.","choices":["interpreter","file","directory","language"]},"python-installation-check":{"title":"Python Installation Check","prompt":"What should you do after downloading Python?","hint":"Make sure to configure your installation.","help":{"concept":"After downloading Python, you need to run the installer and follow the setup instructions.","hint_1":"Look for an option to add Python to your system PATH.","hint_2":"This step is crucial for running Python from the command line."},"options":{"a":"Run the installer and follow the instructions","b":"Open Python directly from the download folder","c":"Ignore the installer and use a different version","d":"Delete the downloaded file"}},"ide-choice-quiz":{"title":"Choosing an IDE","prompt":"Which of the following are popular IDEs for Python? Select all that apply.","hint":"Look for environments specifically designed for Python development.","help":{"concept":"Popular IDEs for Python include those that provide features like code completion and debugging.","hint_1":"One of them is known for its powerful features and is developed by JetBrains.","hint_2":"Another is a simple text editor that supports Python syntax highlighting."},"options":{"a":"PyCharm","b":"Visual Studio Code","c":"Notepad","d":"Eclipse"}},"python-ide-setup":{"title":"Create a Simple Python Script","prompt":"Create a Python script that prints 'Hello, World!' to the console.","hint":"Use a print statement with the exact text from the prompt.","help":{"concept":"This task checks whether you can create a simple Python script that prints text.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"print('Hello, World!')"}}},"syntax_intro":{"label":"Syntax: Rules Computers Require","summary":"Learn what syntax means and why breaking syntax causes errors like SyntaxError.","cards":{"sketch":{"title":"What Is Syntax?"},"quiz":{"title":"Quick check: syntax"}}},"what-is-python":{"label":"What is Python?","summary":"An introduction to Python and its uses.","cards":{"sketch0":{"title":"Introduction to Python"},"sketch1":{"title":"Applications of Python"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"5":{"title":"Read and print a learning message"}},"quiz":{"1":{"title":"Complete the Python print statement","prompt":"Fill in the blank to complete the print statement in Python.","hint":"What do you want to display?","help":{"concept":"The `print()` tool in Python displays text in the console.","hint_1":"Think about what you want to show on the screen.","hint_2":"Remember to use quotes around your text."},"template":"print('___')","choices":["Hello, World!","Python is great!","My name is Zoe."]},"2":{"title":"Identify a use of Python","prompt":"Choose the best value for the first missing blank in the statement.","hint":"What do data scientists do with data?","help":{"concept":"Data scientists analyze data to extract insights and make decisions.","hint_1":"Consider what you do with data.","hint_2":"Think about the process of examining data."},"template":"The first missing value is [blank1].","choices":["analyzing","printing","drawing"]},"3":{"title":"What is Python primarily used for?","prompt":"Select the primary use of Python.","hint":"Think about the most common applications.","help":{"concept":"Python is versatile and used in many fields, but it has a primary focus.","hint_1":"Consider programming and scripting.","hint_2":"What language is often recommended for beginners?"},"options":{"a":"Game Development","b":"Web Development","c":"Data Analysis","d":"Mobile App Development"}},"4":{"title":"Select applications of Python","prompt":"Which of the following are applications of Python? Select all that apply.","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"Web Development","b":"Data Science","c":"Machine Learning","d":"Graphic Design"}},"5":{"title":"Read and print a learning message","prompt":"Read ONE input called `language`.\n\nPrint exactly:\nI am learning <language>.","hint":"Read the input into a variable, then use an f-string to print the sentence.","help":{"concept":"This task checks whether you can read one input and include it in printed output.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"language = input()\n# Print the learning message here"}}},"editor_workspace_overview":{"label":"Understanding the editor, Run button, and terminal","summary":"A quick tour of the workspace, then a short hands-on exercise to run code and verify output in the terminal.","cards":{"sketch0":{"title":"Workspace overview"},"sketch1":{"title":"Run your first edits"},"quiz":{"title":"Quick check: the workspace"}}}},"python-1":{"data_types_intro":{"label":"Data Types and Conversion: What’s in the Box?","summary":"Learn core Python types, see how `input()` returns text, and convert values into the form you need.","cards":{"sketch0":{"title":"What a Data Type Tells You"},"sketch1":{"title":"Five Common Types"},"sketch2":{"title":"Why Types Change the Result"},"sketch3":{"title":"Input and Type Conversion"},"quiz":{"title":"Project: Convert → Compute → Format"}},"projectSteps":{"convert_next_year":{"title":"Convert age and compute next year"},"tip_total":{"title":"Compute tip and total"},"c_to_f":{"title":"Convert Celsius to Fahrenheit"}}},"errors_intro":{"label":"Common Errors and Debugging: Read the Message, Fix the Code","summary":"Recognize NameError, TypeError, and ValueError, then practice simple ways to inspect values and fix code.","cards":{"sketch0":{"title":"Why Error Messages Matter"},"sketch1":{"title":"NameError: Missing Names"},"sketch2":{"title":"TypeError and ValueError"},"sketch3":{"title":"A Simple Debug Flow"},"quiz":{"title":"Project: Identify → Fix → Validate"}},"projectSteps":{"identify_error":{"title":"Identify the error type"},"fix_type_mismatch":{"title":"Fix a type mismatch"},"avoid_valueerror":{"title":"Avoid ValueError with simple validation"}}},"formatted-output":{"label":"Formatted Output","summary":"Displaying output in a user-friendly way.","cards":{"sketch0":{"title":"Understanding Formatted Output"},"sketch1":{"title":"Using Format Specifiers"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"5":{"title":"Create a formatted output"}},"quiz":{"1":{"title":"Complete the formatted string","prompt":"Fill in the blank to complete the formatted string: `My favorite color is {____}.`","hint":"Think of a color you like.","help":{"concept":"You can use formatted strings to insert variables into text.","hint_1":"Consider common colors.","hint_2":"It should be a single word."},"template":"My favorite color is {color}.","choices":["blue","green","red","yellow"]},"2":{"title":"Format a number","prompt":"Fill in the blank to format the number correctly: `The price is ${____:.2f}.`","hint":"Think of a price you would pay.","help":{"concept":"You can format numbers to control decimal places.","hint_1":"It should be a numerical value.","hint_2":"Make sure to include cents."},"template":"The price is ${price:.2f}.","choices":["10","10.5","10.99","11.50"]},"3":{"title":"What does f-string stand for?","prompt":"What does the 'f' in f-string represent?","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"formatted","b":"function","c":"float","d":"fixed"}},"4":{"title":"Which of the following are valid format specifiers?","prompt":"Select all that apply.","hint":"Focus on the concept being tested.","help":{"concept":"Think about the idea the question is checking, not the exact answer wording.","hint_1":"Eliminate options that do not match the concept being tested.","hint_2":"Choose the option or options that best fit the task described."},"options":{"a":"{:.2f}","b":"{:d}","c":"{:s}","d":"{:.3f}"}},"5":{"title":"Format a name and age","prompt":"Read TWO inputs:\n1) name\n2) age\n\nPrint exactly:\n{name} is {age} years old.","hint":"Read the name and age first, then use an f-string for the exact sentence.","help":{"concept":"This task checks whether you can combine input values into a formatted string.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"name = input()\nage = input()\n# Print the formatted sentence here"}}},"input_output_patterns":{"label":"Input and Output Patterns: Real Mini-Programs","summary":"Combine `input()`, conversion, operators, and f-strings in small programs such as age-next-year, tip total, and temperature conversion.","cards":{"sketch0":{"title":"The Main Program Pattern"},"sketch1":{"title":"Input Starts as Text"},"sketch2":{"title":"Convert and Compute"},"sketch3":{"title":"Show the Result Clearly"},"quiz":{"title":"Project: Ask → Convert → Compute → Show"}},"projectSteps":{"age_next_year":{"title":"Age next year"},"tip_calc":{"title":"Tip calculator"},"temp_convert":{"title":"Temperature converter (C → F)"}}},"operators_expressions":{"label":"Operators and Expressions: The Calculator Inside Your Code","summary":"Use math and comparison operators to compute results and produce `True` or `False` decisions with expressions.","cards":{"sketch0":{"title":"Operators, Expressions, and Results"},"sketch1":{"title":"Math Operators in Action"},"sketch2":{"title":"Comparisons and Type Differences"},"sketch3":{"title":"A Small Checkout Example"},"quiz":{"title":"Project: Compute → Check → Output"}},"projectSteps":{"precedence":{"title":"Operator precedence"},"mod_even_odd":{"title":"Modulo for even and odd"},"checkout":{"title":"Build a small checkout"}}},"operators-and-expressions":{"label":"Operators and Expressions","summary":"Using operators to manipulate data.","cards":{"sketch0":{"title":"Understanding Operators"},"sketch1":{"title":"Creating Expressions"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"5":{"title":"Calculate the Area of a Rectangle"}},"quiz":{"1":{"title":"Fill in the Blank: Basic Addition","prompt":"Choose the best value for the first missing blank in the statement.","hint":"Think about the symbol that combines two numbers.","help":{"concept":"In Python, the addition operator is represented by a specific symbol that combines two values.","hint_1":"It's a common operator used in math.","hint_2":"This operator is also used in many programming languages."},"template":"The first missing value is [blank1].","choices":["+","-","*","/"]},"2":{"title":"Fill in the Blank: Expression Evaluation","prompt":"Choose the best value for the first missing blank in the statement.","hint":"Calculate the sum first, then multiply.","help":{"concept":"To evaluate an expression, follow the order of operations: parentheses first, then multiplication.","hint_1":"What do you get when you add 4 and 6?","hint_2":"After adding, multiply the result by 2."},"template":"The first missing value is [blank1].","choices":["10","20","12","8"]},"3":{"title":"Identifying Operators","prompt":"Which of the following is a comparison operator in Python?","hint":"This operator checks if two values are equal.","help":{"concept":"Comparison operators are used to compare two values and return a boolean result.","hint_1":"It's not the addition or subtraction operator.","hint_2":"This operator is often used in conditional statements."},"options":{"a":"==","b":"+","c":"-","d":"*"}},"4":{"title":"Identifying Arithmetic Operators","prompt":"Select all the arithmetic operators in Python.","hint":"These operators perform mathematical calculations.","help":{"concept":"Arithmetic operators are used to perform basic mathematical operations.","hint_1":"Think about addition, subtraction, multiplication, and division.","hint_2":"There are four basic arithmetic operations."},"options":{"a":"+","b":"-","c":"*","d":"==","e":"/"}},"5":{"title":"Calculate the Area of a Rectangle","prompt":"Write a function `calculate_area(width, height)` that returns `width * height`.\n\nThen read TWO integer inputs:\n1) width\n2) height\n\nCall the function and print ONLY the returned area.","hint":"Define the function first, then read the two integer inputs and print the function result.","help":{"concept":"This task checks whether you can write a function, call it with input values, and print the result.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"def calculate_area(width, height):\n # Return the area here\n pass\n\nwidth = int(input())\nheight = int(input())\n\nprint(calculate_area(width, height))"}}},"string_basics":{"label":"String Basics: Working With Text","summary":"Learn how strings work, how to format output, how indexing and slicing read text, and how methods like `lower()`, `strip()`, and `replace()` clean it.","cards":{"sketch0":{"title":"What Strings Are"},"sketch1":{"title":"Printing Text and Variables"},"sketch2":{"title":"Indexing and Slicing"},"sketch3":{"title":"String Methods and Clean Input"},"project":{"title":"Project: Clean text and build output"}},"projectSteps":{"concat_vs_comma":{"title":"Concatenation vs commas"},"fstring_greeting":{"title":"Use an f-string for a clean sentence"},"username_generator":{"title":"Build a username generator"}}},"variables_intro":{"label":"Variables: Labeled Boxes That Hold Values","summary":"Understand variables as labeled boxes, assign values with '=', and practice updating values with real-world mini tasks.","cards":{"sketch0":{"title":"Variables: Labels for Stored Data"},"sketch1":{"title":"Creating Variables and Showing Values"},"sketch2":{"title":"Updating Variables"},"sketch3":{"title":"Variable Names and the Main Idea"},"project":{"title":"Project: Store → Swap → Total"}},"projectSteps":{"boxes_print":{"title":"Store inputs in variables and print cleanly"},"swap_values":{"title":"Swap two values (real-world correction)"},"running_total":{"title":"Compute a running total (3-day steps)"}}}},"python-2":{"conditionals_basics":{"label":"Conditionals: Teaching Your Program to Make Decisions","summary":"Use `if`, `elif`, and `else` with comparisons and boolean logic to control program flow, including truthy and falsy checks.","cards":{"sketch0":{"title":"Why Programs Need Decisions"},"sketch1":{"title":"if and else"},"sketch2":{"title":"elif and Boolean Logic"},"sketch3":{"title":"Truthy and Falsy Values"},"project":{"title":"Project: Gate → Discount → Login"},"quiz":{"title":"Quick check: conditionals"}},"projectSteps":{"age_gate":{"title":"Age gate"},"member_discount":{"title":"Member discount"},"password_check":{"title":"Password check"}}},"functions_basics":{"label":"Functions: Small Tools You Can Reuse","summary":"Create reusable functions with parameters and return values, and learn a simple scope rule that keeps code clean.","cards":{"sketch0":{"title":"Why Functions Help"},"sketch1":{"title":"def and Function Calls"},"sketch2":{"title":"Parameters, Arguments, and return"},"sketch3":{"title":"Scope and Reuse"},"project":{"title":"Project: Reusable helpers"},"quiz":{"title":"Quick check: return vs print"}},"projectSteps":{"total_with_tip":{"title":"Build `total_with_tip(bill, pct)`"},"shipping_cost":{"title":"Build `shipping_cost(total)`"},"sum_list":{"title":"Build `sum_list(xs)`"}}},"if-statements":{"label":"If Statements","summary":"Using if statements to control program flow.","cards":{"sketch0":{"title":"Understanding If Statements"},"sketch1":{"title":"Nested If Statements"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"q5":{"title":"Implement an If Statement"}},"quiz":{"q1":{"title":"Complete the If Statement","prompt":"Choose the best value for the first missing blank in the statement.","hint":"What condition do you want to check?","help":{"concept":"An if statement checks a condition and executes code if that condition is true.","hint_1":"Think about what you want to compare.","hint_2":"Consider using a variable or a value."},"template":"The first missing value is [blank1].","choices":["x > 10","x < 5","x == 0"]},"q2":{"title":"Identify the Correct Condition","prompt":"Choose the best value for the first missing blank in the statement.","hint":"What operator checks for divisibility?","help":{"concept":"To check if a number is even, you need to use the modulus operator.","hint_1":"Think about how to find the remainder.","hint_2":"Use the correct operator for division."},"template":"The first missing value is [blank1].","choices":["%","/","=="]},"q3":{"title":"What Does This Code Print?","prompt":"What will the following code print?\n\n```python\nx = 10\nif x > 5:\n print('Greater')\nelse:\n print('Smaller')\n```","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"Greater","b":"Smaller","c":"Nothing"}},"q4":{"title":"Select All Valid If Statements","prompt":"Which of the following are valid if statements?","hint":"Look for proper syntax.","help":{"concept":"An if statement must start with 'if' followed by a condition.","hint_1":"Check for correct use of colons and indentation.","hint_2":"Remember the structure of an if statement."},"options":{"a":"if x > 10:","b":"if (x < 5)","c":"if x == 0:","d":"if x = 1:"}},"q5":{"title":"Implement an If Statement","prompt":"Read ONE integer.\n\nIf it is greater than 0, print exactly:\nPositive\n\nIf it is less than 0, print exactly:\nNegative\n\nOtherwise, print exactly:\nZero","hint":"Compare the number to 0 and use if, elif, and else.","help":{"concept":"This task checks whether you can choose the correct branch with an if/elif/else statement.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"number = int(input())\n# Add your if statements here"}}},"lists_basics":{"label":"Lists: Store Many Values","summary":"Create lists, access items by index, add or remove values, and loop through lists to compute totals and averages.","cards":{"sketch0":{"title":"What Lists Are"},"sketch1":{"title":"Indexing and Length"},"sketch2":{"title":"Changing a List"},"sketch3":{"title":"Looping Through Lists"},"project":{"title":"Project: Sum, max, and names lists"}},"projectSteps":{"sum_avg_3":{"title":"3 prices → sum and average"},"max_of_4":{"title":"4 numbers → max"},"names_2":{"title":"2 names → list and indexed print"}}},"loops_basics":{"label":"Loops: Repeat Until It Works","summary":"Learn `while` loops for repeated checking, `for` loops with `range`, and loop control with `break` and `continue` through small programs.","cards":{"sketch0":{"title":"Why Loops Matter"},"sketch1":{"title":"while Loops"},"sketch2":{"title":"break and continue"},"sketch3":{"title":"for Loops and range"},"quiz":{"title":"Project: Guess, validate, and command loops"}},"projectSteps":{"guess_until_7":{"title":"Guess until the secret is correct"},"validate_1_10":{"title":"Keep asking until the input is 1..10"},"echo_until_quit":{"title":"Echo commands until quit"}}}}},"multi-table-sql":{"multi-table-sql-module-0-join-foundations":{"inner-join-with-on":{"label":"INNER JOIN with ON","summary":"Connect matching rows with one explicit relationship condition.","cards":{"sketch0":{"title":"See What an INNER JOIN Keeps"},"sketch1":{"title":"Write the Relationship in ON"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_inner_join_with_on_sketch0":{"title":"Try INNER JOIN with Enrollment Records","prompt":"Write a query that lists each enrollment id beside the grade level of the student who owns it. Return `enrollments.id, students.grade_level` from `enrollments` in that column order. Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`.","hint":"Start from `enrollments.student_id` and follow it to the matching student row.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `enrollments.id, students.grade_level` from `enrollments` in that column order. Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`."},"starterCode":"-- Write your SQL answer below","solutionCode":"SELECT enrollments.id, students.grade_level\nFROM enrollments\nINNER JOIN students ON enrollments.student_id = students.id;"},"try_inner_join_with_on_sketch1":{"title":"Try INNER JOIN from Departments to Courses","prompt":"Write a query that lists each department name beside the id of a course in that department. Return `departments.name, courses.id` from `departments` in that column order. Use a INNER JOIN to connect `courses` on `departments.id = courses.department_id`.","hint":"Follow the relationship from `departments.id` to the foreign key stored in `courses`.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `departments.name, courses.id` from `departments` in that column order. Use a INNER JOIN to connect `courses` on `departments.id = courses.department_id`."},"starterCode":"-- Write your SQL answer below","solutionCode":"SELECT departments.name, courses.id\nFROM departments\nINNER JOIN courses ON departments.id = courses.department_id;"}},"practice":{"sc-primary-foreign-keys":{"title":"Understanding Primary and Foreign Keys","prompt":"Which of the following best describes the relationship between a primary key and a foreign key?","hint":"Think about how primary keys and foreign keys connect tables.","help":{"concept":"Primary keys uniquely identify rows in a table, while foreign keys link to primary keys in another table.","hint_1":"A primary key is unique to its table.","hint_2":"A foreign key references a primary key in another table."},"options":{"a":"A primary key is used to link two tables together.","b":"A foreign key is used to uniquely identify each row in a table.","c":"A primary key is a unique identifier for a table, and a foreign key links to it from another table.","d":"A foreign key is a unique identifier for a table, and a primary key links to it from another table."}},"mc-inner-join-usage":{"title":"Using INNER JOIN","prompt":"Which of the following statements about INNER JOIN are true? Select all that apply.","hint":"Follow the declared key pair in the `ON` clause.","help":{"concept":"INNER JOIN keeps rows only when the `ON` comparison finds a match on both sides.","hint_1":"Choose the foreign key that points to the related table's primary key.","hint_2":"Check that the requested columns come from the two joined tables and that unmatched rows may disappear."},"options":{"a":"INNER JOIN returns all rows from both tables.","b":"INNER JOIN returns only rows with matching values in both tables.","c":"INNER JOIN can be used without an ON condition.","d":"INNER JOIN requires a condition to match rows."}},"dr-inner-join-order":{"title":"Order of INNER JOIN Components","prompt":"Arrange the components of an INNER JOIN query in the correct order.","hint":"Read each piece and arrange them in the order the statement should be understood.","help":{"concept":"The pieces should form a valid statement in a logical order.","hint_1":"Start with the piece that introduces the idea or action.","hint_2":"Place dependent pieces after the part they describe or complete."},"tokens":{"t1":"SELECT clause","t2":"FROM clause","t3":"INNER JOIN clause","t4":"ON condition"}},"fbc-qualified-columns":{"title":"Qualified Columns in Joins","prompt":"In a multi-table query, it's important to use qualified column names to avoid ambiguity. Complete the following statement: `SELECT [blank1] FROM students INNER JOIN enrollments ON students.id = enrollments.student_id;`","hint":"Use the table name to qualify the column.","help":{"concept":"Qualified column names specify the table each column belongs to.","hint_1":"Use the table name followed by a dot and the column name.","hint_2":"For example, `the blank` specifies the `name` column from the `students` table."},"template":"SELECT [blank1] FROM students INNER JOIN enrollments ON students.id = enrollments.student_id;","choices":["students.name","name","enrollments.course_id","course_id"]},"sc-table-aliases":{"title":"Using Table Aliases","prompt":"Why are table aliases useful in SQL queries?","hint":"Think about how aliases can simplify queries.","help":{"concept":"Table aliases provide a shorthand for table names, making queries easier to read and write.","hint_1":"Aliases can reduce the length of table names in queries.","hint_2":"They help avoid repetitive long table names."},"options":{"a":"They allow for shorter, more readable queries.","b":"They are required for all SQL queries.","c":"They replace the need for ON conditions.","d":"They automatically optimize query performance."}},"mc-qualified-columns":{"title":"Importance of Qualified Columns","prompt":"Why is it important to use qualified column names in multi-table queries? Select all that apply.","hint":"Consider how qualified names affect query clarity and correctness.","help":{"concept":"Qualified column names prevent ambiguity and ensure correct data retrieval.","hint_1":"They specify which table a column belongs to.","hint_2":"They prevent errors when tables have columns with the same name."},"options":{"a":"To prevent ambiguity when tables have columns with the same name.","b":"To ensure the query runs faster.","c":"To specify which table a column belongs to.","d":"To automatically join tables without an ON condition."}}}},"module-0-student-enrollment-roster":{"label":"Module 0 Project: Student Enrollment Activity Roster","summary":"Build a qualified and readable student-enrollment roster through five cumulative join steps.","cards":{"sketch0":{"title":"A Roster That Can Be Trusted"},"project":{"title":"Student Enrollment Activity Roster"}},"projectSteps":{"step1":{"title":"Connect Students to Enrollment Records"},"step2":{"title":"Step 2: Give Duplicate IDs Clear Output Headings"},"step3":{"title":"Step 3: Shorten the Query with Table Aliases"},"step4":{"title":"Focus on Upper Grade Levels"},"step5":{"title":"Order the Roster Predictably"}},"moduleProject":{"steps":{"step1":{"title":"Connect Students to Enrollment Records","prompt":"Begin the Module 0 Student Enrollment Roster. Return `students.id, students.name, enrollments.id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`.","hint":"This is the first project step. Build a clean starting version, then run it before moving on.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `students.id, students.name, enrollments.id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`."},"starterCode":"-- Write your SQL answer below","solutionCode":"SELECT \n students.id, \n students.name, \n enrollments.id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;"},"step2":{"title":"Step 2: Give Duplicate IDs Clear Output Headings","prompt":"Extend the Module 0 Student Enrollment Roster with the next approved requirement. Return `students.id AS student_id, students.name, enrollments.id AS enrollment_id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`.","hint":"Change only the naming requirement for this step; keep the relationship and selected data intact.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `students.id AS student_id, students.name, enrollments.id AS enrollment_id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`."},"starterCode":"SELECT \n students.id, \n students.name, \n enrollments.id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 2: Qualify Every Shared Identifier\n-- Keep the working code above from the previous step.\n-- Next, Keep the same rows and qualify every selected id column with its table name or alias\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n","starterFiles":{"main_py":{"content":"SELECT \n students.id, \n students.name, \n enrollments.id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 2: Qualify Every Shared Identifier\n-- Keep the working code above from the previous step.\n-- Next, Keep the same rows and qualify every selected id column with its table name or alias\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n"}}},"step3":{"title":"Step 3: Shorten the Query with Table Aliases","prompt":"Extend the Module 0 Student Enrollment Roster with the next approved requirement. Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`.","hint":"Change only the naming requirement for this step; keep the relationship and selected data intact.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`."},"starterCode":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 3: Add Readable Table and Column Aliases\n-- Keep the working code above from the previous step.\n-- Next, Use concise table aliases and rename the displayed identifiers as student_id, enrollment_id, and course_id\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n","starterFiles":{"main_py":{"content":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 3: Add Readable Table and Column Aliases\n-- Keep the working code above from the previous step.\n-- Next, Use concise table aliases and rename the displayed identifiers as student_id, enrollment_id, and course_id\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n"}}},"step4":{"title":"Focus on Upper Grade Levels","prompt":"Extend the Module 0 Student Enrollment Roster with the next approved requirement. Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`. Keep only rows where `s.grade_level >= 10`.","hint":"Begin with the working code from the previous step. Keep that code, follow the new comments, and add only the next focused behavior.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`. Keep only rows where `s.grade_level >= 10`."},"starterCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n-- Project step 4: Focus on Upper Grade Levels\n-- Keep the working code above from the previous step.\n-- Next, Keep the complete joined roster and include only students in grade level 10 or higher\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n","starterFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n-- Project step 4: Focus on Upper Grade Levels\n-- Keep the working code above from the previous step.\n-- Next, Keep the complete joined roster and include only students in grade level 10 or higher\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n"}}},"step5":{"title":"Order the Roster Predictably","prompt":"Complete the Module 0 Student Enrollment Roster. Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`. Keep only rows where `s.grade_level >= 10`. Sort the final result by `s.name ASC, e.course_id ASC`.","hint":"Begin with the working code from the previous step. Keep that code, follow the new comments, and add only the next focused behavior.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Keep only rows where `s.grade_level >= 10`. Sort the final result by `s.name ASC, e.course_id ASC`."},"starterCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n-- Project step 5: Order the Roster Predictably\n-- Keep the working code above from the previous step.\n-- Next, Sort by student name ascending, then course_id ascending, while preserving the complete query\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10 \nORDER BY s.name ASC, e.course_id ASC;\n","starterFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n-- Project step 5: Order the Roster Predictably\n-- Keep the working code above from the previous step.\n-- Next, Sort by student name ascending, then course_id ascending, while preserving the complete query\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10 \nORDER BY s.name ASC, e.course_id ASC;\n"}}}}}},"qualifying-columns-across-tables":{"label":"Qualifying Columns Across Tables","summary":"Use table-qualified column references so SQL and readers know which source each value comes from.","cards":{"sketch0":{"title":"Give Every Column an Address"},"sketch1":{"title":"Separate Source Names from Output Names"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_qualifying_columns_across_tables_sketch0":{"title":"Disambiguate Enrollment and Student Columns","prompt":"Return `enrollments.id AS enrollment_id, students.name AS student_name, enrollments.term` from `enrollments` in that column order. Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`. Sort the final result by `enrollments.id`.","hint":"Start from `enrollments`, then follow `student_id` to `students.id`.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`. Sort the final result by `enrollments.id`."},"starterCode":"-- Return a readable enrollment-to-student result\n","solutionCode":"SELECT enrollments.id AS enrollment_id,\n students.name AS student_name,\n enrollments.term\nFROM enrollments\nINNER JOIN students\n ON enrollments.student_id = students.id\nORDER BY enrollments.id;\n"},"try_qualifying_columns_across_tables_sketch1":{"title":"Disambiguate Course and Department Columns","prompt":"Return `courses.id AS course_id, courses.title AS course_title, departments.name AS department_name` from `courses` in that column order. Use a INNER JOIN to connect `departments` on `courses.department_id = departments.id`. Sort the final result by `courses.id`.","hint":"The relationship is `courses.department_id = departments.id`.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Use a INNER JOIN to connect `departments` on `courses.department_id = departments.id`. Sort the final result by `courses.id`."},"starterCode":"-- Return a readable course-to-department result\n","solutionCode":"SELECT courses.id AS course_id,\n courses.title AS course_title,\n departments.name AS department_name\nFROM courses\nINNER JOIN departments\n ON courses.department_id = departments.id\nORDER BY courses.id;\n"}},"practice":{"single-choice-1":{"title":"Purpose of Qualifying Columns","prompt":"Why is it important to qualify column names in SQL queries involving multiple tables?","hint":"Think about how SQL distinguishes between columns with the same name in different tables.","help":{"concept":"Qualifying columns helps SQL distinguish between columns with the same name in different tables.","hint_1":"Consider what happens if two tables have a column with the same name.","hint_2":"Qualifying columns prevents ambiguity in SQL queries."},"options":{"a":"To prevent ambiguity when columns have the same name in different tables.","b":"To make the query run faster.","c":"To reduce the size of the database.","d":"To ensure the database schema is correct."}},"single-choice-2":{"title":"Using Table Aliases","prompt":"What is the main benefit of using table aliases in SQL queries?","hint":"Consider how aliases affect the readability and length of SQL queries.","help":{"concept":"Table aliases provide shorthand references for table names, making queries more readable.","hint_1":"Aliases help shorten the query without losing clarity.","hint_2":"Using aliases can make complex queries easier to manage."},"options":{"a":"They make queries shorter and easier to read.","b":"They increase the execution speed of queries.","c":"They allow for more tables to be joined.","d":"They ensure data integrity."}},"multi-choice-1":{"title":"Identifying Qualified Columns","prompt":"Which of the following are examples of qualified column names? Select all that apply.","hint":"Qualified column names include the table name as a prefix.","help":{"concept":"Qualified column names include the table name to avoid ambiguity.","hint_1":"Look for column names that are prefixed with a table name.","hint_2":"Qualified columns are written as `table.column`."},"options":{"a":"students.id","b":"id","c":"enrollments.student_id","d":"student_id"}},"multi-choice-2":{"title":"Benefits of Using Aliases","prompt":"What are the benefits of using table aliases in SQL queries? Select all that apply.","hint":"Think about how aliases affect query readability and management.","help":{"concept":"Table aliases simplify queries by providing shorthand references for table names.","hint_1":"Aliases can make complex queries easier to read and write.","hint_2":"They help manage queries with multiple tables."},"options":{"a":"Simplifies query writing","b":"Improves query readability","c":"Increases query execution speed","d":"Ensures data accuracy"}},"drag-reorder-1":{"title":"Order of SQL Clauses","prompt":"Arrange the SQL clauses in the correct order for a basic SELECT query.","hint":"Read each piece and arrange them in the order the statement should be understood.","help":{"concept":"The pieces should form a valid statement in a logical order.","hint_1":"Start with the piece that introduces the idea or action.","hint_2":"Place dependent pieces after the part they describe or complete."},"tokens":{"t1":"SELECT clause","t2":"FROM clause","t3":"JOIN clause","t4":"ON condition","t5":"WHERE clause"}},"fill-blank-choice-1":{"title":"SQL Aliases Syntax","prompt":"Fill in the blank: To create an alias for a table in SQL, use the keyword `[blank1]`.","hint":"Read the sentence around the blank and decide what role the missing word plays.","help":{"concept":"The blank should be filled with the term that makes the statement accurate.","hint_1":"Look at the words before and after the blank to infer what kind of term is needed.","hint_2":"Pick the choice that completes the statement with the clearest meaning."},"template":"To create an alias for a table in SQL, use the keyword `[blank1]`.","choices":["AS","IS","IN","ON"]}}},"reading-keys-and-relationships":{"label":"Reading Keys and Relationships","summary":"Trace documented primary-key and foreign-key pairs before writing a join.","cards":{"sketch0":{"title":"Meet the Tables Before the Join"},"sketch1":{"title":"Read the Database as a Map"},"quiz":{"title":"Practice"}},"practice":{"quiz-1":{"title":"Find the Student Identifier","prompt":"Which column uniquely identifies one row in the `students` table?","hint":"Look for the column declared as the table's primary key.","help":{"concept":"A primary key uniquely identifies one row in its own table.","hint_1":"Names and grade levels can repeat, but a primary-key value cannot.","hint_2":"Use the schema browser and find the key marker on `students`."},"options":{"a":"name","b":"grade_level","c":"id","d":"student_id"}},"quiz-2":{"title":"Follow the Student Relationship","prompt":"Which documented key pair connects an enrollment row to its student?","hint":"Start with the foreign key stored on `enrollments`.","help":{"concept":"A child table stores a foreign key that points to the parent's primary key.","hint_1":"The enrollment row stores the student's identifier in `student_id`.","hint_2":"Match that foreign key to the unique identifier on `students`."},"options":{"a":"enrollments.id → students.id","b":"enrollments.student_id → students.id","c":"enrollments.course_id → students.id","d":"students.grade_level → enrollments.student_id"}},"quiz-3":{"title":"Choose Valid Relationship Paths","prompt":"Which key pairs are documented relationships in the school schema? Select all that apply.","hint":"Use the foreign-key arrows in the ERD, not columns that merely share a type or name.","help":{"concept":"A valid relationship compares a declared foreign key with the referenced primary key.","hint_1":"Check the arrows leaving `courses` and `enrollments`.","hint_2":"Reject any pair that connects unrelated `id` columns."},"options":{"a":"courses.department_id → departments.id","b":"enrollments.course_id → courses.id","c":"students.id → departments.id","d":"enrollments.student_id → students.id"}},"quiz-4":{"title":"Recognize a Foreign Key","prompt":"Which statements describe a foreign key? Select all that apply.","hint":"Think about where the value is stored and what table it points toward.","help":{"concept":"A foreign key records the identity of a related parent row.","hint_1":"The value may repeat because many child rows can point to one parent.","hint_2":"It must reference the key on the related table, not just a similarly named column."},"options":{"a":"It points to a key in a related table.","b":"Its values may repeat across child rows.","c":"It always uniquely identifies its own table row.","d":"It defines a path the join can follow."}},"quiz-5":{"title":"Trace a Relationship Safely","prompt":"Arrange </article></body></html>

13:["$","$L14",null,{"formats":"$undefined","locale":"ht","messages":{"Module0":{"title":"Similatè vizyèl — Modil 0","badges":{"meta":"{mode} • Vektè • Dot • Projeksyon"},"sections":{"overlays":"Kouch yo","liveMath":"Matematik an dirèk","practice":"Mòd pratik"},"buttons":{"randomize":"Mete a & b o aza","reset":"Reyinisyalize","zeroA":"Mete a = 0","zeroB":"Mete b = 0","newQuestion":"Nouvo kesyon","check":"Verifye","reveal":"Montre repons lan"},"status":{"idle":"Klike sou « Nouvo kesyon ». Sèvi ak kouch yo pou w reflechi vizyèlman, epi reponn.","question":"Kesyon: {prompt}. Antre yon nimewo (tolerans ±{tolerance}{unit}).","noQuestion":"Pa gen kesyon ki aktif. Klike sou « Nouvo kesyon » anvan.","invalidNumber":"Tanpri antre yon nimewo ki valab (eg. 3.5 oswa -2).","correct":"✅ Kòrèk. {value} anndan tolerans lan.","incorrect":"❌ Pa twò lwen, men li pa bon. Ou di {value}. Eseye ankò ak kouch yo.","noReveal":"Pa gen kesyon pou revele. Klike sou « Nouvo kesyon » anvan.","answer":"Repons: {value}{unit}","randomized":"Mete vektè yo o aza. Trennen pwent yo pou w eksplore.","reset":"Retounen sou vektè default yo.","zeroA":"Mete a = 0. Dot/projeksyon vin 0.","zeroB":"Mete b = 0. Projeksyon/ang lan vin endefini."},"desc":{"2d":"Trennen pwent vektè yo. Projeksyon an montre proj₍b₎(a) epi ou ka montre pati pèpandikilè a si w vle.","3d":{"beforeZ":"Fè kamera a vire (orbit). Trennen boul yo. Kenbe","afterZ":"pandan w ap trennen (oswa aktive Mode Pwofondè) pou chanje pwofondè."}},"labels":{"scale2d":"Echèl (px pa inite)","scale3d":"Echèl vizyèl","snapToGrid":"Kole sou griy la","depthMode":"Mode pwofondè (fòse trennen sou Z)","zKeyDetected":"Touche Z detekte:","on":"LIMEN","off":"etenn","gridStep":"Pa griy (inite)"},"toggles":{"gridAxes":"Montre griy + aks yo","components":"Montre konpozan yo","angle":"Montre ang θ","projection":"Montre projeksyon","unitB":"Montre vektè inite b","perp":"Montre pati pèpandikilè a"},"questions":{"dot":"Kalkile dot product a · b","angle":"Kalkile ang θ ant a ak b (degre)","scalarProj":"Kalkile projeksyon eskelè a sou b (longè lonbraj sou b)","projX":"Kalkile konpozan x nan proj_b(a)","projY":"Kalkile konpozan y nan proj_b(a)","projZ":"Kalkile konpozan z nan proj_b(a)"},"live":{"aLabel":"a = {dims}","bLabel":"b = {dims}","magA":"|a|","magB":"|b|","dot":"dot a·b","cos":"cos(θ)","thetaDeg":"θ (degre)","scalarProj":"longè lonbraj sou b","projLen":"longè proj_b(a)","projVec":"proj_b(a)","perpVec":"a⊥","perpLen":"|a⊥|"},"practice":{"questionType":"Kalite kesyon","yourAnswer":"Repons ou","placeholder":"eg. 3.5","active":"Aktif:","options":{"dot":"Dot product a·b","angle":"Ang θ (degre)","scalarProj":"Longè lonbraj sou b","projX":"proj_b(a) konpozan x","projY":"proj_b(a) konpozan y","projZ":"proj_b(a) konpozan z (3D)"}},"hud":{"controlsTitle":"Kontwòl","legendTitle":"Lejand","shadow":"lonbraj","controls2d":"Trennen pwent yo. Sèvi ak projeksyon pou w wè kijan a kraze an proj₍b₎(a) + a⊥.","controls3d":{"beforeZ":"Orbit: trennen espas vid la. Chwazi boul la pou w trennen li. Kenbe","afterZ":"(oswa Mode pwofondè) pou w deplase sou z."}},"footerTip":"Si chwazi an 3D la difisil: fè zoom ak wou sourit la, epi klike dirèk sou boul la (pwent la)."},"seo":{"site":{"name":"{appName}","shortName":"{appName}","defaultOgAlt":"Platfòm aprantisaj {appName}","defaultOgImage":"/og/default.png","twitterSite":"@zoeskoul"},"shared":{"keywords":["{appName}","Learnoir","pwogramasyon","python","aljèb lineyè","matematik","IA","sekirite enfòmatik","lang","aprantisaj entèaktif","aprantisaj sou entènèt","egzèsis kodaj"]},"routes":{"home":{"title":"{appName} — Aprann pwogramasyon, matematik, IA, lang ak plis toujou","description":"{appName} se yon platfòm aprantisaj miltilang pou pwogramasyon, matematik, IA, sekirite enfòmatik ak lang, ak leson entèaktif, modil pratik ak chemen aprantisaj gide.","ogTitle":"{appName} — Aprann pwogramasyon, matematik, IA, lang ak plis toujou","ogDescription":"Platfòm aprantisaj miltilang ak leson entèaktif, pratik gide ak chemen aprantisaj estriktire.","twitterTitle":"{appName} — Aprann pwogramasyon, matematik, IA, lang ak plis toujou","twitterDescription":"Leson entèaktif, pratik gide ak chemen aprantisaj miltilang."},"billing":{"title":"Pri yo — {appName}","description":"Gade plan {appName} yo pou elèv yo epi ouvri chemen aprantisaj gide, modil pratik ak kontni edikatif miltilang.","ogTitle":"Pri {appName}","ogDescription":"Konpare plan {appName} yo epi ouvri chemen aprantisaj gide ak modil pratik.","twitterTitle":"Pri yo — {appName}","twitterDescription":"Gade plan {appName} yo pou elèv yo."},"sandbox":{"title":"Sandbox — {appName}","description":"Eksplore demonstrasyon piblik ak eksperyans {appName} yo.","ogTitle":"Sandbox — {appName}","ogDescription":"Demonstrasyon piblik ak eksperyans {appName} yo.","twitterTitle":"Sandbox — {appName}","twitterDescription":"Eksplore demonstrasyon piblik ak eksperyans yo."},"contact":{"title":"Kontak — {appName}","description":"Kontakte {appName} pou sipò, patenarya ak kestyon sou platfòm aprantisaj la.","ogTitle":"Kontakte {appName}","ogDescription":"Antre an kontak ak {appName}.","twitterTitle":"Kontak — {appName}","twitterDescription":"Antre an kontak ak {appName}."},"online-web-editor":{"title":"Online HTML CSS JS Editor — {appName}","description":"Write HTML, CSS, and JavaScript online with live preview in {appName}.","ogTitle":"Online HTML CSS JS Editor — {appName}","ogDescription":"Build and preview HTML, CSS, and JavaScript online with {appName}.","twitterTitle":"Online HTML CSS JS Editor — {appName}","twitterDescription":"Write HTML, CSS, and JavaScript online with live preview in {appName}."},"legal-index":{"title":"Mentions légales — {appName}","description":"Consultez les politiques légales, les informations de confidentialité, les conditions et les règles de la plateforme {appName}.","ogTitle":"Mentions légales — {appName}","ogDescription":"Politiques légales et règles de la plateforme {appName}.","twitterTitle":"Mentions légales — {appName}","twitterDescription":"Politiques légales et règles de la plateforme {appName}."},"terms":{"title":"Conditions d’utilisation — {appName}","description":"Consultez les conditions d’utilisation de {appName} concernant la plateforme, le contenu, les abonnements et les outils d’apprentissage.","ogTitle":"Conditions d’utilisation — {appName}","ogDescription":"Consultez les conditions d’utilisation de {appName}.","twitterTitle":"Conditions d’utilisation — {appName}","twitterDescription":"Consultez les conditions d’utilisation de {appName}."},"privacy":{"title":"Politique de confidentialité — {appName}","description":"Consultez la politique de confidentialité de {appName} et découvrez comment les données personnelles sont collectées, utilisées et protégées.","ogTitle":"Politique de confidentialité — {appName}","ogDescription":"Découvrez comment {appName} traite les données des utilisateurs.","twitterTitle":"Politique de confidentialité — {appName}","twitterDescription":"Découvrez comment {appName} traite les données des utilisateurs."},"cookies":{"title":"Politique relative aux cookies — {appName}","description":"Découvrez comment {appName} utilise les cookies, le stockage local et les technologies similaires.","ogTitle":"Politique relative aux cookies — {appName}","ogDescription":"Découvrez comment les cookies et technologies similaires sont utilisés sur {appName}.","twitterTitle":"Politique relative aux cookies — {appName}","twitterDescription":"Découvrez comment les cookies sont utilisés sur {appName}."},"refund":{"title":"Politique de remboursement — {appName}","description":"Consultez les règles d’annulation, de renouvellement et de remboursement pour les offres payantes et achats sur {appName}.","ogTitle":"Politique de remboursement — {appName}","ogDescription":"Consultez la politique de remboursement et d’annulation de {appName}.","twitterTitle":"Politique de remboursement — {appName}","twitterDescription":"Consultez la politique de remboursement et d’annulation de {appName}."},"acceptable-use":{"title":"Politique d’utilisation acceptable — {appName}","description":"Consultez les règles d’utilisation légale et sécurisée de {appName}, y compris l’utilisation des comptes, du contenu et des systèmes.","ogTitle":"Politique d’utilisation acceptable — {appName}","ogDescription":"Consultez les règles d’utilisation acceptable de {appName}.","twitterTitle":"Politique d’utilisation acceptable — {appName}","twitterDescription":"Consultez les règles d’utilisation acceptable de {appName}."},"community":{"title":"Règles de la communauté — {appName}","description":"Découvrez les attentes de la communauté pour une participation respectueuse et constructive sur {appName}.","ogTitle":"Règles de la communauté — {appName}","ogDescription":"Règles et attentes de la communauté sur {appName}.","twitterTitle":"Règles de la communauté — {appName}","twitterDescription":"Règles et attentes de la communauté sur {appName}."},"dmca":{"title":"Politique de droit d’auteur et DMCA — {appName}","description":"Consultez la politique de droit d’auteur et DMCA pour l’envoi de notifications et le traitement des réclamations pour atteinte aux droits sur {appName}.","ogTitle":"Politique de droit d’auteur et DMCA — {appName}","ogDescription":"Politique de droit d’auteur et DMCA de {appName}.","twitterTitle":"Politique de droit d’auteur et DMCA — {appName}","twitterDescription":"Politique de droit d’auteur et DMCA de {appName}."},"ai-policy":{"title":"Politique d’utilisation de l’IA — {appName}","description":"Découvrez comment les fonctionnalités basées sur l’IA de {appName} peuvent être utilisées et quelles limites s’appliquent.","ogTitle":"Politique d’utilisation de l’IA — {appName}","ogDescription":"Règles d’utilisation des fonctionnalités d’IA sur {appName}.","twitterTitle":"Politique d’utilisation de l’IA — {appName}","twitterDescription":"Règles d’utilisation des fonctionnalités d’IA sur {appName}."},"academic-integrity":{"title":"Politique d’intégrité académique — {appName}","description":"Consultez les attentes en matière d’honnêteté pour les évaluations, devoirs et certifications sur {appName}.","ogTitle":"Politique d’intégrité académique — {appName}","ogDescription":"Attentes d’intégrité pour les apprenants sur {appName}.","twitterTitle":"Politique d’intégrité académique — {appName}","twitterDescription":"Attentes d’intégrité pour les apprenants sur {appName}."},"data-rights":{"title":"Politique relative aux droits sur les données — {appName}","description":"Découvrez les droits à la vie privée, les demandes d’accès, les demandes de suppression et les droits liés aux données sur {appName}.","ogTitle":"Politique relative aux droits sur les données — {appName}","ogDescription":"Informations sur la confidentialité et les droits sur les données pour {appName}.","twitterTitle":"Politique relative aux droits sur les données — {appName}","twitterDescription":"Informations sur la confidentialité et les droits sur les données pour {appName}."},"online-python-compiler":{"title":"Konpilatè Python sou entènèt — {appName}","description":"Ekri, kouri, epi teste kòd Python sou entènèt ak {appName}.","ogTitle":"Konpilatè Python sou entènèt — {appName}","ogDescription":"Ekri, kouri, epi teste kòd Python sou entènèt ak {appName}.","twitterTitle":"Konpilatè Python sou entènèt — {appName}","twitterDescription":"Ekri, kouri, epi teste kòd Python sou entènèt ak {appName}."},"online-java-compiler":{"title":"Konpilatè Java sou entènèt — {appName}","description":"Ekri, konpile, epi kouri kòd Java sou entènèt ak {appName}.","ogTitle":"Konpilatè Java sou entènèt — {appName}","ogDescription":"Ekri, konpile, epi kouri kòd Java sou entènèt ak {appName}.","twitterTitle":"Konpilatè Java sou entènèt — {appName}","twitterDescription":"Ekri, konpile, epi kouri kòd Java sou entènèt ak {appName}."},"online-javascript-editor":{"title":"Editè JavaScript sou entènèt — {appName}","description":"Ekri epi kouri JavaScript sou entènèt ak editè kòd {appName}.","ogTitle":"Editè JavaScript sou entènèt — {appName}","ogDescription":"Ekri epi kouri JavaScript sou entènèt ak editè kòd {appName}.","twitterTitle":"Editè JavaScript sou entènèt — {appName}","twitterDescription":"Ekri epi kouri JavaScript sou entènèt ak editè kòd {appName}."},"online-c-compiler":{"title":"Konpilatè C sou entènèt — {appName}","description":"Ekri, konpile, epi kouri kòd C sou entènèt ak {appName}.","ogTitle":"Konpilatè C sou entènèt — {appName}","ogDescription":"Ekri, konpile, epi kouri kòd C sou entènèt ak {appName}.","twitterTitle":"Konpilatè C sou entènèt — {appName}","twitterDescription":"Ekri, konpile, epi kouri kòd C sou entènèt ak {appName}."},"online-cpp-compiler":{"title":"Konpilatè C++ sou entènèt — {appName}","description":"Ekri, konpile, epi kouri kòd C++ sou entènèt ak {appName}.","ogTitle":"Konpilatè C++ sou entènèt — {appName}","ogDescription":"Ekri, konpile, epi kouri kòd C++ sou entènèt ak {appName}.","twitterTitle":"Konpilatè C++ sou entènèt — {appName}","twitterDescription":"Ekri, konpile, epi kouri kòd C++ sou entènèt ak {appName}."},"online-sql-editor":{"title":"Editè SQL sou entènèt — {appName}","description":"Ekri epi kouri kestyon SQL sou entènèt ak editè SQL {appName}.","ogTitle":"Editè SQL sou entènèt — {appName}","ogDescription":"Ekri epi kouri kestyon SQL sou entènèt ak editè SQL {appName}.","twitterTitle":"Editè SQL sou entènèt — {appName}","twitterDescription":"Ekri epi kouri kestyon SQL sou entènèt ak editè SQL {appName}."},"sandbox-shell-practice":{"title":"Shell Practice — {appName}","description":"Practice Bash commands in a real interactive shell with {appName}.","ogTitle":"Shell Practice — {appName}","ogDescription":"Use a real interactive Bash shell to practice commands and filesystem basics.","twitterTitle":"Shell Practice — {appName}","twitterDescription":"Practice Bash commands in a real interactive shell with {appName}."}},"subjects":{"python":{"title":"Aprann Python — {appName}","description":"Kòmanse aprann Python ak leson entèaktif, pratik gide ak modil estriktire pou debutan.","ogTitle":"Aprann Python — {appName}","ogDescription":"Aprantisaj Python ak leson entèaktif ak pratik gide."},"linear-algebra":{"title":"Aprann Aljèb Lineyè — {appName}","description":"Bati bon baz nan vektè, matris, transfòmasyon ak rezolisyon pwoblèm ak leson gide ak pratik.","ogTitle":"Aprann Aljèb Lineyè — {appName}","ogDescription":"Leson aljèb lineyè ak pratik estriktire."},"cybersecurity":{"title":"Aprann Sekirite Enfòmatik — {appName}","description":"Dekouvri baz sekirite enfòmatik ak leson estriktire, pratik gide ak chemen aprantisaj pratik.","ogTitle":"Aprann Sekirite Enfòmatik — {appName}","ogDescription":"Baz sekirite enfòmatik ak pratik estriktire."},"haitian-creole":{"title":"Aprann Kreyòl Ayisyen — {appName}","description":"Pratike Kreyòl Ayisyen ak leson gide, vokabilè, koute ak chemen aprantisaj estriktire.","ogTitle":"Aprann Kreyòl Ayisyen — {appName}","ogDescription":"Aprantisaj Kreyòl Ayisyen ak pratik gide."},"ai-chatgpt-kickstart":{"title":"Aprann IA ak ChatGPT — {appName}","description":"Bati konpetans pratik nan IA ak leson gide sou ChatGPT, prompting, itilizasyon an sekirite ak workflow reyèl.","ogTitle":"Aprann IA ak ChatGPT — {appName}","ogDescription":"Aprantisaj pratik sou IA ak leson gide ak workflow an sekirite."}}},"SketchesVectorPart1":{"common":{"grid":"Grille","snap":"Accroche","autoStep":"Pas auto","angle":"Angle","projection":"Projection","components":"Composantes","reset":"Réinitialiser","zoom":"Zoom","gridStep":"Pas de grille","on":"ON","off":"off"},"dot":{"title":"Produit scalaire","sign":{"zero":"≈ 0 (orthogonaux)","pos":"> 0","neg":"< 0"},"overlayLine":"a·b = {dot} | θ = {theta}°","hud":{"header":"**Produit scalaire**","dot":"Produit:","sign":"**Signe :** {sign}","angle":"Angle :","scalarProj":"Projection scalaire (“longueur d’ombre” sur $\\vec b$) :","projection":"Projection :"}},"hadamardOuter":{"title":"**Other vector multiplications**","hadamard":"### Hadamard (element-wise)","hadamardRule1":"- Only valid when lengths match.","hadamardHere":"- Here: **{status}**","defined":"defined ✅","undefined":"undefined ❌ (length mismatch)","outer":"### Outer product","outerRule1":"- Always produces a **matrix** of size $\\text{len}(a)\\times\\text{len}(b)$.","outerRule2":"- Useful for building rank-1 matrices and for understanding $\\text{col}\\cdot\\text{row}$.","cta":"Try editing values below and watch how outputs change.","labels":{"a":"a","b":"b","hadamard":"Hadamard a ⊙ b","outer":"Outer a bᵀ","lengthMismatch":"Lengths must match."}},"numpyShapes":{"title":"**NumPy shapes + orientation**","intro":"Choose how each vector is stored. Watch how the *shape* changes what the operation means.","aRep":"- \$a\$ representation: **{rep}** → shape **{shape}**","bRep":"- \$b\$ representation: **{rep}** → shape **{shape}**","broadcast":"**Broadcasting demo (addition)** \nWhen shapes differ, NumPy may “stretch” one side and produce a **matrix**.","dotOuter":"**Dot/outer intuition**","note":"> This is why orientation can cause “weird” results: the code is doing valid array math, but not always the *vector* operation you intended.","dotLine":{"rowCol":"row · col → scalar (1×1)","colRow":"col · row → matrix (outer product)","other":"1D/1D often behaves like a dot (scalar), but shape details depend on how you store arrays."},"ui":{"aStorage":"a storage","bStorage":"b storage","aShown":"a (shown as 2D)","bShown":"b (shown as 2D)","sum":"a + b (broadcasted result)"}},"projection":{"title":"**Projection + decomposition (VectorPad)**","drag":"Drag **blue** ($\\vec t$) and **pink** ($\\vec r$).","dotNorm":"**Dot + norm**","scalar":"**Scalar (projection coefficient)**","parallel":"**Parallel component**","perp":"**Perpendicular component**","check":"**Check**","footer":"> Yellow is $\\vec t_{\\parallel \\vec r}$. Purple is $\\vec t_{\\perp \\vec r}$.","alphaUndef":"\\\\text{undefined (}\\\\vec r=\\\\vec 0\\\\text{)}","checkOk":"\\\\approx 0\\ \\text{(perpendicular ✅)}","checkBad":"= {val}\\ \\text{(not } \\perp\\text{)}","overlay":{"perpLabel":"t⊥r","alphaUndef":"α=undef","alpha":"α={val}"}},"vectorBasics":{"title":"**Vector basics**","drag":"Drag the tip of $\\vec v$ (blue).","unit":"- Unit vector:","note":"**Note:** {note}","noteZero":"Zero vector: unit vector is undefined.","noteNonZero":"Unit vector keeps the same direction.","overlay":"green dashed = unit vector"}},"SpanBasis":{"title":"Baz • Sou-espas • Span ({mode})","subtitle":"Trennen a ak b, oswa antre valè yo. Apre sa fòme x = αa + βb.","buttons":{"reset":"Reyinisyalize","randomIndependent":"O aza (endepandan)","makeDependent":"Fè yo depandan","snap":"Kole α/β sou antye"},"toggles":{"showSpan":"Montre sou-espas la (liy/plan)","showCell":"Montre selil la (2D)","depthMode":"Mòd pwofondè (trennen Z)"},"vectors":{"title":"Mete vektè yo","a":"a","b":"b","xyz":"x, y, z"},"mix":{"title":"Koyefisyan melanj","play":"Jwe","pause":"Poz","speed":"vitès","alpha":"α","beta":"β"},"target":{"title":"Mòd sib","subtitle":"Eseye fè x egal t (gade erè a).","on":"On","newTarget":"Nouvo sib","setTargetEqualsX":"Mete sib = x kounye a","error":"erè ‖x − t‖ ="},"live":{"title":"Done an dirèk","a":"a","b":"b","x":"x = αa + βb","independent":"Endepandan ?","independentYes":"Wi (endepandan)","dependentNo":"Non (depandan)","spanDim":"Dimansyon span","angle":"Ang(a,b)","det":"det(a,b)","area":"zòn={value}","crossMag":"‖a×b‖","normal":"nòmal n = a×b","tip":"Ti konsèy: si a ak b vin kolinyè, det (oswa a×b) → 0, epi span lan tounen yon liy."},"overlay":{"spanCollapses":"span lan kraze → yon liy (dimansyon 1)","cellLattice":"selil (paralelogram) = yon “mòso” rezo a","combo":"x = αa + βb (α={alpha}, β={beta})","targetLabel":"sib t","badgeDependent":"Dim(span) = 1 (liy). det≈0 → se pa yon baz pou R².","badgeIndependent":"Dim(span) = 2. det={det} → {a,b} se yon baz pou R².","error":"erè‖x−t‖={value}"},"overlay3d":{"plane":"span{a,b} = yon plan","combo":"x = αa + βb (α={alpha}, β={beta})","target":"sib t (erè={value})","badgeDependent":"Dim(span) = 1 (liy) • baz = nenpòt vektè direksyon ki pa zewo","badgeIndependent":"Dim(span) = 2 (plan) • {a,b} se yon baz pou plan sa a"}},"subjects":{"python":{"title":"Python","description":"Pratik pwogramasyon Python.","imageAlt":"Kouvèti sijè Python"},"c-data-structures":{"title":"Data Structures in C","description":"A trace-first C algorithms course built from CS260 Written Assignment 2: every concept is explained with concrete values, data or call-tree animation, correctness reasoning, runtime analysis, and hands-on implementation.","moreComingSoon":"Later modules can add linked structures, graph traversal, sorting, and deeper asymptotic analysis."},"c-runtime-analysis-asymptotics":{"title":"Runtime Analysis and Asymptotics in C","description":"A private, animation-supported C course that turns loop traces and recursive call chains into exact execution counts, limit comparisons, growth ordering, and formal O, Ω, and Θ proofs.","moreComingSoon":"This course is complete: frequency counting, limit comparisons, inequality proofs, and the cumulative C capstone are all included."},"git-foundations":{"title":"Git Foundations","description":"Learn essential local Git through three small, cumulative, plain-text projects. No programming or web-development knowledge is required.","moreComingSoon":"Branches, merges, remotes, and GitHub collaboration belong to later Git courses."},"linux-terminal-fundamentals":{"title":"Fondamantal Linux Terminal","description":"Yon kou Linux pou debutan ki konsantre sou navigasyon nan tèminal la, fichye, dosye, bon abitid pou kòmand yo, ak pratik ki baze sou espas travay.","moreComingSoon":"Plis leson sou baz Linux Terminal ap vini byento."},"applied-python-projects":{"title":"Applied Python Projects: Object-Oriented Apps","description":"Build maintainable Python applications across multiple files. You will model state with classes, protect that state with validation, share behavior through inheritance and abstraction, test object interactions, debug package boundaries, and finish with a complete neighborhood-pantry application that includes storage, reports, tests, and documentation.","moreComingSoon":""},"python-data-functions":{"title":"Done ak Fonksyon Python","description":"Devlope konpetans pratik nan Python ak lis, toup, diksyonè, fonksyon, modil èd, fichye, eksepsyon, ak netwayaj senp done.","moreComingSoon":"Plis leson sou Done ak Fonksyon Python ap vini byento."},"python-v2":{"title":"Python pou Debitan","description":"Kou sa a anseye fondasyon prensipal Python yo: egzekite kòd, valè, varyab, antre, chèn karaktè, kondisyon, bouk, ak yon pwojè final etap pa etap pou debutan.","moreComingSoon":"Plis leson Python pou Debitan ap vini byento."},"multi-table-sql":{"title":"Multi-Table SQL & Joins","description":"Move beyond single-table reports by following keys across related tables. Build INNER JOIN and LEFT JOIN reports, travel through bridge tables, preserve unmatched rows, count relationships accurately, and complete a school participation capstone.","prerequisites":["SQL Analysis & Reporting, or equivalent experience building clear single-table detail reports and grouped summaries."]},"sql-analysis-reporting":{"title":"SQL Analysis & Reporting","description":"Turn reliable single-table queries into readable business reports. Build calculations, handle NULL safely, summarize data with aggregates, create grouped scorecards, and finish with an executive performance report.","prerequisites":["SQL Foundations, or equivalent experience selecting, filtering, sorting, and limiting rows from one table."]},"sql-data-management":{"title":"SQL Data Management","description":"Move from reading data to managing it. Add approved rows, correct and remove records with precise conditions, design tables with useful constraints, connect related data, and complete a production-style SQLite capstone.","prerequisites":["Multi-Table SQL & Joins, or equivalent experience reading relational schemas and following primary-key and foreign-key relationships."]},"sql-v2":{"title":"SQL Foundations","description":"Learn SQL from the beginning by reading tables, selecting useful columns, filtering rows, sorting results, handling missing data, and combining those skills in a focused customer-report capstone."},"sql":{"title":"SQL pou Debitan","description":"Aprann SQL depi nan baz ak pratik dirèk.","moreComingSoon":"Plis leson SQL pou Debitan ap vini byento."}},"subjectsUi":{"headerTitle":"Chwazi yon kou","headerSubtitle":"Kòmanse aprann nan kèk minit. Chwazi yon kou pou ouvri modil li yo.","searchPlaceholder":"Chèche kou yo…","searchClear":"Efase","resultsCount":"{count, plural, =0 {Pa gen kou} one {# kou} other {# kou}}","noSubjectsFound":"Nou pa jwenn okenn kou.","enrolled":"Ou enskri","enrolling":"N ap enskri…","continue":"Kontinye","openModules":"Ouvri modil yo","noModulesYet":"Pa gen modil ankò","comingSoon":"Coming soon"},"topics":{"c-data-structures":{"c-data-structures-module-1-algorithm-design-lab":{"build-and-rebalance-bsts":{"label":"Question 3 — Build and Rebalance Almost-Balanced BSTs","summary":"Trace insertion order, recursive midpoint calls, inorder extraction, and Θ(n) rebuilding","cards":{"question-3-problem":{"title":"Question 3: Preserve Order While Rebuilding Shape"},"bst-animation":{"title":"Step Through Every Insertion and Recursive Call Tree"},"bst-project":{"title":"Hands-on: Build and Rebalance BSTs"}},"projectSteps":{"almost_balanced_bst":{"title":"Hands-on: Build and Rebalance BSTs"}},"finalLab":{"steps":{"almost_balanced_bst":{"title":"Hands-on: Build and Rebalance BSTs","prompt":"Open `structures/bst.c` and implement `bst_build_balanced` and `bst_rebalance`.\n\nWork in two stages:\n\n**Build from a sorted array**\n1. Handle the empty range.\n2. Choose either valid middle element when a range has even length.\n3. Create the root for that range.\n4. Recursively build the left and right ranges and set parent links.\n\n**Rebalance an existing BST**\n1. Traverse inorder to obtain sorted keys or sorted node references.\n2. Rebuild with the midpoint rule.\n3. Return a root whose parent is `NULL`.\n\nThe harness checks ordering, almost-balance, height, and parent links on odd, even, skewed, and empty inputs. Equivalent linear-time designs pass: lower-middle or upper-middle selection, key copying or node relinking, and different helper names are all valid.","hint":"Use a half-open range `[begin,end)`. Its length is `end-begin`; after choosing `middle`, recurse on `[begin,middle)` and `[middle+1,end)`.","help":{"concept":"Inorder traversal converts BST shape into sorted order. Midpoint recursion converts sorted order into a shape whose left/right subtree sizes differ by at most one.","hint_1":"For even range lengths, either middle produces valid subtree sizes; stay consistent.","hint_2":"Pass the newly created root as the `parent` argument for both recursive child calls."},"starterCode":"$15","solutionCode":"$16","starterFiles":{"main_c":{"content":"$17"},"structures_bst_c":{"content":"$18"},"structures_bst_h":{"content":"#ifndef BST_H\n#define BST_H\n\n#include \n#include \n\ntypedef struct Node {\n int key;\n struct Node *left;\n struct Node *right;\n struct Node *parent;\n} Node;\n\nNode *bst_insert(Node *root, int key);\nNode *bst_build_balanced(const int *sorted, size_t n);\nNode *bst_rebalance(Node *root);\nbool bst_is_almost_balanced(const Node *root);\nint bst_height(const Node *root);\nvoid bst_print_inorder(const Node *root);\nvoid bst_free(Node *root);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"$19"},"structures_bst_c":{"content":"$1a"},"structures_bst_h":{"content":"#ifndef BST_H\n#define BST_H\n\n#include \n#include \n\ntypedef struct Node {\n int key;\n struct Node *left;\n struct Node *right;\n struct Node *parent;\n} Node;\n\nNode *bst_insert(Node *root, int key);\nNode *bst_build_balanced(const int *sorted, size_t n);\nNode *bst_rebalance(Node *root);\nbool bst_is_almost_balanced(const Node *root);\nint bst_height(const Node *root);\nvoid bst_print_inorder(const Node *root);\nvoid bst_free(Node *root);\n\n#endif\n"}},"checks":[{"message":"Run the provided behavioral harness and use the failing case to locate the logic error."},{"message":"Equivalent correct implementations are accepted; no exact source phrase is required."}]}}},"quiz":{"same-bst":{"title":"Which two insertion orders generate the same BST?","prompt":"Which two insertion orders generate the same BST?","hint":"Keep the first value as root, then compare the ancestor relationships inside the values below and above that root.","help":{"concept":"Values destined for the left and right subtrees may be interleaved, but each subtree must preserve the relative order that creates the same ancestors.","hint_1":"Both valid sequences begin with `4`.","hint_2":"Within `{1,2,3}`, value `2` must arrive before `1` and `3`; within `{5,6,7}`, value `6` must arrive before `5` and `7`."},"options":{"a":"(4, 2, 6, 1, 3, 5, 7) and (4, 6, 2, 5, 7, 1, 3)","b":"(4, 2, 6, 1, 3, 5, 7) and (2, 1, 3, 4, 5, 6, 7)","c":"(4, 2, 6, 1, 3, 5, 7) and (7, 6, 5, 4, 3, 2, 1)","d":"(4, 2, 6, 1, 3, 5, 7) and (4, 3, 2, 1, 5, 6, 7)"}}}},"detect-equal-pair-sums":{"label":"Question 2 — Detect Equal Disjoint Pair Sums","summary":"Trace every unordered pair, table update, collision, and Θ(n²) bound","cards":{"question-2-problem":{"title":"Question 2: Turn Pair Comparison into Table Lookup"},"pair-sums-animation":{"title":"Trace the Actual Pair-Sum Function"},"pair-sums-project":{"title":"Hands-on: Implement Equal Pair Sums"}},"projectSteps":{"equal_pair_sums":{"title":"Hands-on: Implement Equal Pair Sums"}},"finalLab":{"steps":{"equal_pair_sums":{"title":"Hands-on: Implement Equal Pair Sums","prompt":"Open `algorithms/pair_sums.c` and implement `has_equal_disjoint_pair_sums`.\n\nUse this implementation checklist:\n\n1. Reject inputs that cannot contain two four-index pairs, such as `n < 4`.\n2. Generate each unordered pair exactly once with `i < j`.\n3. Compute the pair sum and look it up in constant expected or worst-case time.\n4. When the sum was seen before, confirm that the saved pair and current pair use four distinct indices.\n5. Release any allocated memory on both the `true` and `false` paths.\n\nThe required runtime is `O(n²)`. A direct-address table is the demonstrated solution because values are bounded by `k`, but a correct hash-table solution or another equivalent quadratic design also passes. The validator checks behavior and does not search for exact source text such as `2 * k`.","hint":"Trace the pair order `(0,1), (0,2), (0,3), (1,2), ...`. A table entry should remember enough about the first pair to compare indices when the same sum appears again.","help":{"concept":"There are `n(n-1)/2` unordered pairs. If each pair performs O(1) lookup/update work, the complete algorithm is Θ(n²).","hint_1":"The largest value is at most `k-1`, so the largest sum is at most `2k-2`; any safely sized table covering that range is valid.","hint_2":"Do not return true for the same pair encountered twice; store or compare indices explicitly."},"starterCode":"#include \n#include \"algorithms/pair_sums.h\"\n\nstatic void print_case(const char *name, const int *values, size_t n, int k) {\n printf(\"%s=%s\\n\", name,\n has_equal_disjoint_pair_sums(values, n, k) ? \"yes\" : \"no\");\n}\n\nint main(void) {\n const int basic_yes[] = {1, 2, 3, 4};\n const int basic_no[] = {1, 2, 4, 8};\n const int later_yes[] = {1, 2, 4, 5};\n const int upper_yes[] = {2, 5, 9, 12, 15};\n const int distinct_no[] = {1, 3, 7, 12};\n\n print_case(\"basic-yes\", basic_yes, 4, 5);\n print_case(\"basic-no\", basic_no, 4, 9);\n print_case(\"later-yes\", later_yes, 4, 6);\n print_case(\"upper-yes\", upper_yes, 5, 16);\n print_case(\"distinct-no\", distinct_no, 4, 13);\n print_case(\"too-short\", basic_yes, 3, 5);\n print_case(\"null\", NULL, 0, 5);\n return 0;\n}\n","solutionCode":"#include \n#include \"algorithms/pair_sums.h\"\n\nstatic void print_case(const char *name, const int *values, size_t n, int k) {\n printf(\"%s=%s\\n\", name,\n has_equal_disjoint_pair_sums(values, n, k) ? \"yes\" : \"no\");\n}\n\nint main(void) {\n const int basic_yes[] = {1, 2, 3, 4};\n const int basic_no[] = {1, 2, 4, 8};\n const int later_yes[] = {1, 2, 4, 5};\n const int upper_yes[] = {2, 5, 9, 12, 15};\n const int distinct_no[] = {1, 3, 7, 12};\n\n print_case(\"basic-yes\", basic_yes, 4, 5);\n print_case(\"basic-no\", basic_no, 4, 9);\n print_case(\"later-yes\", later_yes, 4, 6);\n print_case(\"upper-yes\", upper_yes, 5, 16);\n print_case(\"distinct-no\", distinct_no, 4, 13);\n print_case(\"too-short\", basic_yes, 3, 5);\n print_case(\"null\", NULL, 0, 5);\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"algorithms/pair_sums.h\"\n\nstatic void print_case(const char *name, const int *values, size_t n, int k) {\n printf(\"%s=%s\\n\", name,\n has_equal_disjoint_pair_sums(values, n, k) ? \"yes\" : \"no\");\n}\n\nint main(void) {\n const int basic_yes[] = {1, 2, 3, 4};\n const int basic_no[] = {1, 2, 4, 8};\n const int later_yes[] = {1, 2, 4, 5};\n const int upper_yes[] = {2, 5, 9, 12, 15};\n const int distinct_no[] = {1, 3, 7, 12};\n\n print_case(\"basic-yes\", basic_yes, 4, 5);\n print_case(\"basic-no\", basic_no, 4, 9);\n print_case(\"later-yes\", later_yes, 4, 6);\n print_case(\"upper-yes\", upper_yes, 5, 16);\n print_case(\"distinct-no\", distinct_no, 4, 13);\n print_case(\"too-short\", basic_yes, 3, 5);\n print_case(\"null\", NULL, 0, 5);\n return 0;\n}\n"},"algorithms_pair_sums_c":{"content":"#include \"pair_sums.h\"\n\nbool has_equal_disjoint_pair_sums(const int *values, size_t n, int k) {\n (void)values;\n (void)n;\n (void)k;\n /* TODO 1: enumerate every unordered pair exactly once. */\n /* TODO 2: remember enough state to recognize an equal-sum disjoint pair. */\n return false;\n}\n"},"algorithms_pair_sums_h":{"content":"#ifndef PAIR_SUMS_H\n#define PAIR_SUMS_H\n\n#include \n#include \n\nbool has_equal_disjoint_pair_sums(const int *values, size_t n, int k);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"algorithms/pair_sums.h\"\n\nstatic void print_case(const char *name, const int *values, size_t n, int k) {\n printf(\"%s=%s\\n\", name,\n has_equal_disjoint_pair_sums(values, n, k) ? \"yes\" : \"no\");\n}\n\nint main(void) {\n const int basic_yes[] = {1, 2, 3, 4};\n const int basic_no[] = {1, 2, 4, 8};\n const int later_yes[] = {1, 2, 4, 5};\n const int upper_yes[] = {2, 5, 9, 12, 15};\n const int distinct_no[] = {1, 3, 7, 12};\n\n print_case(\"basic-yes\", basic_yes, 4, 5);\n print_case(\"basic-no\", basic_no, 4, 9);\n print_case(\"later-yes\", later_yes, 4, 6);\n print_case(\"upper-yes\", upper_yes, 5, 16);\n print_case(\"distinct-no\", distinct_no, 4, 13);\n print_case(\"too-short\", basic_yes, 3, 5);\n print_case(\"null\", NULL, 0, 5);\n return 0;\n}\n"},"algorithms_pair_sums_c":{"content":"$1b"},"algorithms_pair_sums_h":{"content":"#ifndef PAIR_SUMS_H\n#define PAIR_SUMS_H\n\n#include \n#include \n\nbool has_equal_disjoint_pair_sums(const int *values, size_t n, int k);\n\n#endif\n"}},"checks":[{"message":"Run the provided behavioral harness and use the failing case to locate the logic error."},{"message":"Equivalent correct implementations are accepted; no exact source phrase is required."}]}}},"quiz":{"pair-sum-table":{"title":"Why can the O(n²) pair-sum algorithm use a direct-address table?","prompt":"Why can the O(n²) pair-sum algorithm use a direct-address table?","hint":"Use the promise that every positive input value is smaller than `k`. What range can a sum occupy?","help":{"concept":"A pair sum is an integer in a bounded range below `2k`, so it can directly select a table slot in O(1) time.","hint_1":"The nested loops still contribute Θ(n²) pair visits.","hint_2":"The table changes lookup cost, not the number of pairs."},"options":{"a":"The input is already sorted.","b":"Every pair has a different sum.","c":"Each value is positive and smaller than k, so every sum is in a bounded range below 2k.","d":"C arrays automatically resolve hash collisions."}}}},"insert-linked-binary-heap":{"label":"Question 5 — Insert into a Pointer-Based Complete Heap","summary":"Trace the binary index path, node attachment, each upheap swap, and O(log n) cost","cards":{"question-5-problem":{"title":"Question 5: Use the Array Index Without an Array"},"heap-animation":{"title":"Trace heap_insert at Conceptual Index 8"},"heap-project":{"title":"Hands-on: Insert into the Linked Heap"}},"projectSteps":{"pointer_heap_insert":{"title":"Hands-on: Insert into the Linked Heap"}},"finalLab":{"steps":{"pointer_heap_insert":{"title":"Hands-on: Insert into the Linked Heap","prompt":"Open `structures/heap.c` and implement `heap_insert`.\n\nUse the conceptual one-based array index `n + 1` even though the tree is pointer-based:\n\n1. Handle insertion into an empty heap.\n2. Find the highest set bit of index `n + 1`.\n3. Ignore that leading bit; each remaining intermediate bit chooses left (`0`) or right (`1`) while walking to the parent.\n4. Use the final bit to attach the new node on the correct side and set its parent link.\n5. While the new key is smaller than its parent's key, swap keys and move upward.\n\nThe harness checks an empty insertion and concrete positions `8` and `9`, including level order, heap order, node count, and parent links. Any correct O(log n) path method and upheap implementation passes; exact bit-loop syntax is not graded.","hint":"Write the target index in binary. After removing the leading `1`, all but the last bit walk to the parent; the last bit selects the new left or right child.","help":{"concept":"A complete tree has the same positions as a one-based heap array. Binary index bits encode the unique root-to-position path.","hint_1":"For index `8 = 1000₂`, walk left, left, then attach left.","hint_2":"Swap keys during upheap rather than pointer subtrees; the complete-tree shape and parent links then remain unchanged."},"starterCode":"$1c","solutionCode":"$1d","starterFiles":{"main_c":{"content":"$1e"},"structures_heap_c":{"content":"$1f"},"structures_heap_h":{"content":"#ifndef HEAP_H\n#define HEAP_H\n\n#include \n#include \n\ntypedef struct HeapNode {\n int key;\n struct HeapNode *left;\n struct HeapNode *right;\n struct HeapNode *parent;\n} HeapNode;\n\nHeapNode *heap_from_level_order(const int *values, size_t n);\nHeapNode *heap_insert(HeapNode *root, size_t n, int value);\nvoid heap_print_level_order(const HeapNode *root);\nbool heap_parent_links_valid(const HeapNode *root, const HeapNode *parent);\nvoid heap_free(HeapNode *root);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"$20"},"structures_heap_c":{"content":"$21"},"structures_heap_h":{"content":"#ifndef HEAP_H\n#define HEAP_H\n\n#include \n#include \n\ntypedef struct HeapNode {\n int key;\n struct HeapNode *left;\n struct HeapNode *right;\n struct HeapNode *parent;\n} HeapNode;\n\nHeapNode *heap_from_level_order(const int *values, size_t n);\nHeapNode *heap_insert(HeapNode *root, size_t n, int value);\nvoid heap_print_level_order(const HeapNode *root);\nbool heap_parent_links_valid(const HeapNode *root, const HeapNode *parent);\nvoid heap_free(HeapNode *root);\n\n#endif\n"}},"checks":[{"message":"Run the provided behavioral harness and use the failing case to locate the logic error."},{"message":"Equivalent correct implementations are accepted; no exact source phrase is required."}]}}}},"priority-queue-with-stacks":{"label":"Question 4 — Build a Priority Queue from Stacks","summary":"Trace every pop, minimum replacement, duplicate preservation, and restore step","cards":{"question-4-problem":{"title":"Question 4: Remove One Minimum Without Random Access"},"priority-queue-animation":{"title":"Trace pq_extract_min with Real Stack Values"},"priority-queue-project":{"title":"Hands-on: Build the Stack Priority Queue"}},"projectSteps":{"priority_queue_stacks":{"title":"Hands-on: Build the Stack Priority Queue"}},"finalLab":{"steps":{"priority_queue_stacks":{"title":"Hands-on: Build the Stack Priority Queue","prompt":"Open `structures/priority_queue.c` and implement `pq_extract_min` using only the provided stack API.\n\nFollow this state checklist:\n\n1. Return `false` when the data stack is empty.\n2. Pop one value into a local `minimum` candidate.\n3. Pop every remaining value from `data`.\n4. When a smaller value appears, move the old minimum to `scratch` and replace it.\n5. Otherwise move the current value to `scratch`—including values equal to the minimum.\n6. Restore every scratch value to `data`, write one minimum to the output pointer, and return `true`.\n\nThe tests check duplicates, full sorted extraction order, a single value, and an empty queue. Equivalent stack-only implementations pass; exact loop syntax and local variable names are not graded.","hint":"Keep exactly one value outside both stacks as the candidate to remove. Every other popped value must eventually reach `scratch` and then return to `data`.","help":{"concept":"A stack exposes only the top, so finding a minimum requires examining all `n` values. The scratch stack temporarily stores the `n-1` values that remain in the queue.","hint_1":"Use `<`, not `<=`, when replacing the current minimum; an equal minimum must remain in the queue.","hint_2":"Restoring scratch reverses it again, so the remaining data stack is ready for the next extraction."},"starterCode":"#include \n#include \"structures/priority_queue.h\"\n\nstatic void fill(PriorityQueue *queue, const int *values, size_t n) {\n pq_init(queue);\n for (size_t i = 0; i < n; i++) {\n pq_insert(queue, values[i]);\n }\n}\n\nint main(void) {\n PriorityQueue queue;\n const int duplicates[] = {4, 1, 3, 1, 2};\n fill(&queue, duplicates, 5);\n\n printf(\"duplicates=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\nextract-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n\n const int single[] = {7};\n fill(&queue, single, 1);\n printf(\"single=\");\n if (pq_extract_min(&queue, &value)) printf(\"%d\", value);\n printf(\"\\nsingle-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n return 0;\n}\n","solutionCode":"#include \n#include \"structures/priority_queue.h\"\n\nstatic void fill(PriorityQueue *queue, const int *values, size_t n) {\n pq_init(queue);\n for (size_t i = 0; i < n; i++) {\n pq_insert(queue, values[i]);\n }\n}\n\nint main(void) {\n PriorityQueue queue;\n const int duplicates[] = {4, 1, 3, 1, 2};\n fill(&queue, duplicates, 5);\n\n printf(\"duplicates=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\nextract-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n\n const int single[] = {7};\n fill(&queue, single, 1);\n printf(\"single=\");\n if (pq_extract_min(&queue, &value)) printf(\"%d\", value);\n printf(\"\\nsingle-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"structures/priority_queue.h\"\n\nstatic void fill(PriorityQueue *queue, const int *values, size_t n) {\n pq_init(queue);\n for (size_t i = 0; i < n; i++) {\n pq_insert(queue, values[i]);\n }\n}\n\nint main(void) {\n PriorityQueue queue;\n const int duplicates[] = {4, 1, 3, 1, 2};\n fill(&queue, duplicates, 5);\n\n printf(\"duplicates=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\nextract-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n\n const int single[] = {7};\n fill(&queue, single, 1);\n printf(\"single=\");\n if (pq_extract_min(&queue, &value)) printf(\"%d\", value);\n printf(\"\\nsingle-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n return 0;\n}\n"},"structures_priority_queue_c":{"content":"#include \"priority_queue.h\"\n\nvoid pq_init(PriorityQueue *queue) { stack_init(&queue->data); stack_init(&queue->scratch); }\nbool pq_insert(PriorityQueue *queue, int priority) { return stack_push(&queue->data, priority); }\n\nbool pq_extract_min(PriorityQueue *queue, int *priority) {\n (void)queue;\n (void)priority;\n /* TODO 1: keep one popped value as the current minimum. */\n /* TODO 2: move every other value through scratch, preserving duplicates. */\n /* TODO 3: restore scratch and return exactly one minimum. */\n return false;\n}\n"},"structures_priority_queue_h":{"content":"#ifndef PRIORITY_QUEUE_H\n#define PRIORITY_QUEUE_H\n\n#include \n#include \"stack.h\"\n\ntypedef struct { Stack data; Stack scratch; } PriorityQueue;\nvoid pq_init(PriorityQueue *queue);\nbool pq_insert(PriorityQueue *queue, int priority);\nbool pq_extract_min(PriorityQueue *queue, int *priority);\n\n#endif\n"},"structures_stack_c":{"content":"#include \"stack.h\"\n\nvoid stack_init(Stack *stack) { stack->size = 0; }\nbool stack_push(Stack *stack, int value) { if (stack->size == STACK_CAPACITY) return false; stack->values[stack->size++] = value; return true; }\nbool stack_pop(Stack *stack, int *value) { if (stack->size == 0) return false; *value = stack->values[--stack->size]; return true; }\nbool stack_is_empty(const Stack *stack) { return stack->size == 0; }\n"},"structures_stack_h":{"content":"#ifndef STACK_H\n#define STACK_H\n\n#include \n#include \n\n#define STACK_CAPACITY 64\n\ntypedef struct { int values[STACK_CAPACITY]; size_t size; } Stack;\nvoid stack_init(Stack *stack);\nbool stack_push(Stack *stack, int value);\nbool stack_pop(Stack *stack, int *value);\nbool stack_is_empty(const Stack *stack);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"structures/priority_queue.h\"\n\nstatic void fill(PriorityQueue *queue, const int *values, size_t n) {\n pq_init(queue);\n for (size_t i = 0; i < n; i++) {\n pq_insert(queue, values[i]);\n }\n}\n\nint main(void) {\n PriorityQueue queue;\n const int duplicates[] = {4, 1, 3, 1, 2};\n fill(&queue, duplicates, 5);\n\n printf(\"duplicates=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\nextract-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n\n const int single[] = {7};\n fill(&queue, single, 1);\n printf(\"single=\");\n if (pq_extract_min(&queue, &value)) printf(\"%d\", value);\n printf(\"\\nsingle-empty=%s\\n\",\n pq_extract_min(&queue, &value) ? \"true\" : \"false\");\n return 0;\n}\n"},"structures_priority_queue_c":{"content":"#include \"priority_queue.h\"\n\nvoid pq_init(PriorityQueue *queue) { stack_init(&queue->data); stack_init(&queue->scratch); }\nbool pq_insert(PriorityQueue *queue, int priority) { return stack_push(&queue->data, priority); }\n\nbool pq_extract_min(PriorityQueue *queue, int *priority) {\n if (stack_is_empty(&queue->data)) return false;\n\n int minimum;\n stack_pop(&queue->data, &minimum);\n\n int current;\n while (stack_pop(&queue->data, ¤t)) {\n if (current < minimum) {\n stack_push(&queue->scratch, minimum);\n minimum = current;\n } else {\n stack_push(&queue->scratch, current);\n }\n }\n\n while (stack_pop(&queue->scratch, ¤t)) {\n stack_push(&queue->data, current);\n }\n\n *priority = minimum;\n return true;\n}\n"},"structures_priority_queue_h":{"content":"#ifndef PRIORITY_QUEUE_H\n#define PRIORITY_QUEUE_H\n\n#include \n#include \"stack.h\"\n\ntypedef struct { Stack data; Stack scratch; } PriorityQueue;\nvoid pq_init(PriorityQueue *queue);\nbool pq_insert(PriorityQueue *queue, int priority);\nbool pq_extract_min(PriorityQueue *queue, int *priority);\n\n#endif\n"},"structures_stack_c":{"content":"#include \"stack.h\"\n\nvoid stack_init(Stack *stack) { stack->size = 0; }\nbool stack_push(Stack *stack, int value) { if (stack->size == STACK_CAPACITY) return false; stack->values[stack->size++] = value; return true; }\nbool stack_pop(Stack *stack, int *value) { if (stack->size == 0) return false; *value = stack->values[--stack->size]; return true; }\nbool stack_is_empty(const Stack *stack) { return stack->size == 0; }\n"},"structures_stack_h":{"content":"#ifndef STACK_H\n#define STACK_H\n\n#include \n#include \n\n#define STACK_CAPACITY 64\n\ntypedef struct { int values[STACK_CAPACITY]; size_t size; } Stack;\nvoid stack_init(Stack *stack);\nbool stack_push(Stack *stack, int value);\nbool stack_pop(Stack *stack, int *value);\nbool stack_is_empty(const Stack *stack);\n\n#endif\n"}},"checks":[{"message":"Run the provided behavioral harness and use the failing case to locate the logic error."},{"message":"Equivalent correct implementations are accepted; no exact source phrase is required."}]}}},"quiz":{"operation-costs":{"title":"Which runtime combination matches the lesson designs?","prompt":"Which runtime combination matches the lesson designs?","hint":"Insertion is one push. Extraction must inspect every stored value. Heap insertion follows one root-to-leaf path.","help":{"concept":"This stack design deliberately makes insertion O(1) and extraction Θ(n); the pointer heap insertion is O(log n).","hint_1":"Count legal stack operations, not array indexing that the abstraction does not expose.","hint_2":"A complete heap has logarithmic height."},"options":{"a":"stack-PQ insert O(1), extractMin O(n), pointer-heap insert Θ(log n)","b":"stack-PQ insert O(n), extractMin O(1), pointer-heap insert Θ(n)","c":"stack-PQ insert O(log n), extractMin O(log n), pointer-heap insert Θ(1)","d":"all three operations are Θ(n²)"}}}},"recursive-boolean-configurations":{"label":"Question 1 — Trace Recursion, Solve the Recurrence","summary":"Build the actual foo(3) call tree, unroll T(n), and prove Θ(2ⁿ)","cards":{"introduction":{"title":"How to Solve Each Written-Assignment Problem"},"question-1-problem":{"title":"Question 1: Read the Function and the Runtime Goal"},"recursion-animation":{"title":"Animate the Complete foo(3) Call Tree"},"recursion-project":{"title":"Hands-on: Implement and Measure foo"}},"projectSteps":{"recursion_runtime":{"title":"Hands-on: Implement and Measure foo"}},"finalLab":{"steps":{"recursion_runtime":{"title":"Hands-on: Implement and Measure foo","prompt":"Open `algorithms/recursion.c`. Implement the two recursive branches, then run the supplied harness. Work in this order:\n\n1. Confirm the base case `i == n`.\n2. Set `bits[i] = true` and recurse with `i + 1`.\n3. Return to the same frame, set `bits[i] = false`, and recurse again.\n4. Check `n = 0`, `1`, `3`, and `4` against the call-tree formulas.\n\nThe validator checks observable counts. Equivalent correct implementations pass; branch order, helper names, formatting, and literal source phrases are not graded.","hint":"For a call with `m = n - i` undecided positions: the base case has one call and one leaf; otherwise the current call contributes one plus the two subtrees for `m - 1`.","help":{"concept":"Every internal call represents one partial Boolean prefix. Its true and false children extend that prefix by one position. Therefore `leaves = 2^n` and `calls = 1 + 2 + ... + 2^n = 2^(n+1) - 1`.","hint_1":"Increment `calls` once, immediately when the helper starts.","hint_2":"After the true recursive call returns, overwrite only `bits[i]` with false; earlier prefix values stay unchanged."},"starterCode":"#include \n#include \"algorithms/recursion.h\"\n\nstatic void print_stats(int n) {\n FooStats stats = foo(n);\n printf(\"n=%d leaves=%ld calls=%ld\\n\", n, stats.leaves, stats.calls);\n}\n\nint main(void) {\n print_stats(0);\n print_stats(1);\n print_stats(3);\n print_stats(4);\n return 0;\n}\n","solutionCode":"#include \n#include \"algorithms/recursion.h\"\n\nstatic void print_stats(int n) {\n FooStats stats = foo(n);\n printf(\"n=%d leaves=%ld calls=%ld\\n\", n, stats.leaves, stats.calls);\n}\n\nint main(void) {\n print_stats(0);\n print_stats(1);\n print_stats(3);\n print_stats(4);\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"algorithms/recursion.h\"\n\nstatic void print_stats(int n) {\n FooStats stats = foo(n);\n printf(\"n=%d leaves=%ld calls=%ld\\n\", n, stats.leaves, stats.calls);\n}\n\nint main(void) {\n print_stats(0);\n print_stats(1);\n print_stats(3);\n print_stats(4);\n return 0;\n}\n"},"algorithms_recursion_c":{"content":"#include \"recursion.h\"\n#include \n\nstatic void foo_rec(bool *bits, int n, int i, FooStats *stats) {\n stats->calls++;\n\n if (i == n) {\n stats->leaves++;\n return;\n }\n\n /* Step 1: assign true at this position and recurse on i + 1. */\n /* Step 2: after that call returns, assign false and recurse again. */\n}\n\nFooStats foo(int n) {\n FooStats stats = {0, 0};\n bool bits[n > 0 ? n : 1];\n foo_rec(bits, n, 0, &stats);\n return stats;\n}\n"},"algorithms_recursion_h":{"content":"#ifndef RECURSION_H\n#define RECURSION_H\n\ntypedef struct {\n long calls;\n long leaves;\n} FooStats;\n\nFooStats foo(int n);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"algorithms/recursion.h\"\n\nstatic void print_stats(int n) {\n FooStats stats = foo(n);\n printf(\"n=%d leaves=%ld calls=%ld\\n\", n, stats.leaves, stats.calls);\n}\n\nint main(void) {\n print_stats(0);\n print_stats(1);\n print_stats(3);\n print_stats(4);\n return 0;\n}\n"},"algorithms_recursion_c":{"content":"#include \"recursion.h\"\n#include \n\nstatic void foo_rec(bool *bits, int n, int i, FooStats *stats) {\n stats->calls++;\n\n if (i == n) {\n stats->leaves++;\n return;\n }\n\n bits[i] = true;\n foo_rec(bits, n, i + 1, stats);\n\n bits[i] = false;\n foo_rec(bits, n, i + 1, stats);\n}\n\nFooStats foo(int n) {\n FooStats stats = {0, 0};\n if (n < 0) return stats;\n bool bits[n > 0 ? n : 1];\n foo_rec(bits, n, 0, &stats);\n return stats;\n}\n"},"algorithms_recursion_h":{"content":"#ifndef RECURSION_H\n#define RECURSION_H\n\ntypedef struct {\n long calls;\n long leaves;\n} FooStats;\n\nFooStats foo(int n);\n\n#endif\n"}},"checks":[{"message":"Run the provided behavioral harness and use the failing case to locate the logic error."},{"message":"Equivalent correct implementations are accepted; no exact source phrase is required."}]}}},"quiz":{"recurrence":{"title":"Which recurrence matches fooRec when printing a completed list is O(1)?","prompt":"Which recurrence matches fooRec when printing a completed list is O(1)?","hint":"One non-base call does constant local work and creates two calls with one fewer undecided position.","help":{"concept":"Define `T(m)` using the number of positions still undecided. Then both children have size `m - 1`.","hint_1":"Count recursive calls, not assignments: there are two recursive calls.","hint_2":"The assignments, comparison, counter update, and return are constant local work."},"options":{"a":"T(n) = T(n - 1) + Θ(1)","b":"T(n) = 2T(n - 1) + Θ(1)","c":"T(n) = T(n / 2) + Θ(n)","d":"T(n) = 2T(n / 2) + Θ(n)"}},"tight-bound":{"title":"What tight bound follows after unrolling the recurrence?","prompt":"What tight bound follows after unrolling the recurrence?","hint":"Unroll until the argument reaches zero; the constants form `1 + 2 + 4 + ...`.","help":{"concept":"After `k` substitutions, `T(n) = 2^k T(n-k) + c(2^k - 1)`. Set `k = n` to reach `T(0)`.","hint_1":"Do not replace the geometric sum by `n`; its terms double.","hint_2":"Both the base-case term and accumulated local work are proportional to `2^n`."},"options":{"a":"Θ(log n)","b":"Θ(n)","c":"Θ(n²)","d":"Θ(2^n)"}}}},"written-assignment-2-lab":{"label":"CS260-Style Algorithm Design Lab","summary":"Use animations and executable C projects to solve five recurrence and data-structure design problems.","cards":{"introduction":{"title":"How This Lesson Uses the Original Assignment"},"question-1-problem":{"title":"Question 1: Read the Recurrence Problem First"},"recursion-animation":{"title":"Question 1 Walkthrough: Recurrence to Tight Bound"},"recursion-project":{"title":"Question 1 C Lab: Build and Measure the Recursion"},"question-2-problem":{"title":"Question 2: Read the Equal Pair-Sum Problem First"},"pair-sums-animation":{"title":"Question 2 Walkthrough: Pair Sums and Buckets"},"pair-sums-project":{"title":"Question 2 C Lab: Detect Equal Disjoint Pair Sums"},"question-3-problem":{"title":"Question 3: Read the BST Problem First"},"bst-animation":{"title":"Question 3 Walkthrough: Build and Rebalance the BST"},"bst-project":{"title":"Question 3 C Lab: Build and Rebalance a BST"},"question-4-problem":{"title":"Question 4: Read the Stack-Only Priority Queue Problem"},"priority-queue-animation":{"title":"Question 4 Walkthrough: Extract One Minimum"},"priority-queue-project":{"title":"Question 4 C Lab: Priority Queue with Stacks"},"question-5-problem":{"title":"Question 5: Read the Linked Heap Problem First"},"heap-animation":{"title":"Question 5 Walkthrough: Follow the Binary Pointer Path"},"heap-project":{"title":"Question 5 C Lab: Insert into the Linked Heap"},"analysis-quiz":{"title":"Check the Five Design and Runtime Arguments"}},"projectSteps":{"recursion_runtime":{"title":"Instrument the Recursive Call Tree"},"equal_pair_sums":{"title":"Detect Equal Disjoint Pair Sums"},"almost_balanced_bst":{"title":"Build and Rebalance an Almost-Balanced BST"},"priority_queue_stacks":{"title":"Implement a Priority Queue with Stacks"},"pointer_heap_insert":{"title":"Insert into a Pointer-Based Heap in O(log n)"}},"finalLab":{"steps":{"recursion_runtime":{"title":"Instrument the Recursive Call Tree","prompt":"Open `algorithms/recursion.c`. Complete `foo_rec` so every non-base call explores both Boolean choices and advances to `i + 1`. The supplied `main.c` runs `foo(4)` and reports the number of leaves and total calls. Use the animation to connect the measurements to `T(n) = 2T(n - 1) + Θ(1)`.","hint":"Each non-base call must make two recursive calls after assigning the current slot.","help":{"concept":"The recursion forms a full binary tree. There are `2^n` leaves and `2^(n+1)-1` total calls, so the runtime is `Θ(2^n)` when printing a completed list is treated as constant time.","hint_1":"Run the supplied test harness after each focused change.","hint_2":"Keep the implementation general; do not print the expected output directly."},"starterCode":"#include \n#include \"algorithms/recursion.h\"\n\nint main(void) {\n FooStats stats = foo(4);\n printf(\"leaves=%ld\\n\", stats.leaves);\n printf(\"calls=%ld\\n\", stats.calls);\n printf(\"tight=Theta(2^n)\\n\");\n return 0;\n}\n","solutionCode":"#include \n#include \"algorithms/recursion.h\"\n\nint main(void) {\n FooStats stats = foo(4);\n printf(\"leaves=%ld\\n\", stats.leaves);\n printf(\"calls=%ld\\n\", stats.calls);\n printf(\"tight=Theta(2^n)\\n\");\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"algorithms/recursion.h\"\n\nint main(void) {\n FooStats stats = foo(4);\n printf(\"leaves=%ld\\n\", stats.leaves);\n printf(\"calls=%ld\\n\", stats.calls);\n printf(\"tight=Theta(2^n)\\n\");\n return 0;\n}\n"},"algorithms_recursion_c":{"content":"#include \"recursion.h\"\n#include \n\nstatic void foo_rec(bool *bits, int n, int i, FooStats *stats) {\n stats->calls++;\n\n if (i == n) {\n stats->leaves++;\n return;\n }\n\n /* TODO: explore the branch where bits[i] is true. */\n /* TODO: explore the branch where bits[i] is false. */\n}\n\nFooStats foo(int n) {\n FooStats stats = {0, 0};\n bool bits[n > 0 ? n : 1];\n foo_rec(bits, n, 0, &stats);\n return stats;\n}\n"},"algorithms_recursion_h":{"content":"#ifndef RECURSION_H\n#define RECURSION_H\n\ntypedef struct {\n long calls;\n long leaves;\n} FooStats;\n\nFooStats foo(int n);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"algorithms/recursion.h\"\n\nint main(void) {\n FooStats stats = foo(4);\n printf(\"leaves=%ld\\n\", stats.leaves);\n printf(\"calls=%ld\\n\", stats.calls);\n printf(\"tight=Theta(2^n)\\n\");\n return 0;\n}\n"},"algorithms_recursion_c":{"content":"#include \"recursion.h\"\n#include \n\nstatic void foo_rec(bool *bits, int n, int i, FooStats *stats) {\n stats->calls++;\n\n if (i == n) {\n stats->leaves++;\n return;\n }\n\n bits[i] = true;\n foo_rec(bits, n, i + 1, stats);\n\n bits[i] = false;\n foo_rec(bits, n, i + 1, stats);\n}\n\nFooStats foo(int n) {\n FooStats stats = {0, 0};\n bool bits[n > 0 ? n : 1];\n foo_rec(bits, n, 0, &stats);\n return stats;\n}\n"},"algorithms_recursion_h":{"content":"#ifndef RECURSION_H\n#define RECURSION_H\n\ntypedef struct {\n long calls;\n long leaves;\n} FooStats;\n\nFooStats foo(int n);\n\n#endif\n"}},"checks":[{"message":"Keep the base case at `i == n`."},{"message":"Assign the true branch before its recursive call."},{"message":"Assign the false branch before its recursive call."}]},"equal_pair_sums":{"title":"Detect Equal Disjoint Pair Sums","prompt":"Open `algorithms/pair_sums.c`. Implement `has_equal_disjoint_pair_sums` in `O(n²)` time. Every value is a unique positive integer smaller than `k`, so a direct table of possible sums is allowed. Examine each unordered pair once, remember the first pair that produced each sum, and return `true` when a later pair with four distinct indices reaches the same sum.","hint":"The largest possible sum is smaller than `2 * k`, so the sum itself can index a collision-free table.","help":{"concept":"Nested loops generate `Θ(n²)` pairs. A direct-address table makes each lookup and insertion `O(1)`, producing `Θ(n²)` total time and `O(k)` auxiliary space.","hint_1":"Run the supplied test harness after each focused change.","hint_2":"Keep the implementation general; do not print the expected output directly."},"starterCode":"#include \n#include \"algorithms/pair_sums.h\"\n\nint main(void) {\n const int case1[] = {1, 2, 3, 4};\n const int case2[] = {1, 2, 4, 8};\n\n printf(\"case1=%s\\n\", has_equal_disjoint_pair_sums(case1, 4, 10) ? \"yes\" : \"no\");\n printf(\"case2=%s\\n\", has_equal_disjoint_pair_sums(case2, 4, 10) ? \"yes\" : \"no\");\n return 0;\n}\n","solutionCode":"#include \n#include \"algorithms/pair_sums.h\"\n\nint main(void) {\n const int case1[] = {1, 2, 3, 4};\n const int case2[] = {1, 2, 4, 8};\n\n printf(\"case1=%s\\n\", has_equal_disjoint_pair_sums(case1, 4, 10) ? \"yes\" : \"no\");\n printf(\"case2=%s\\n\", has_equal_disjoint_pair_sums(case2, 4, 10) ? \"yes\" : \"no\");\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"algorithms/pair_sums.h\"\n\nint main(void) {\n const int case1[] = {1, 2, 3, 4};\n const int case2[] = {1, 2, 4, 8};\n\n printf(\"case1=%s\\n\", has_equal_disjoint_pair_sums(case1, 4, 10) ? \"yes\" : \"no\");\n printf(\"case2=%s\\n\", has_equal_disjoint_pair_sums(case2, 4, 10) ? \"yes\" : \"no\");\n return 0;\n}\n"},"algorithms_pair_sums_c":{"content":"#include \"pair_sums.h\"\n\nbool has_equal_disjoint_pair_sums(const int *values, size_t n, int k) {\n (void)values;\n (void)n;\n (void)k;\n /* TODO: examine each unordered pair and remember the first pair for each sum. */\n return false;\n}\n"},"algorithms_pair_sums_h":{"content":"#ifndef PAIR_SUMS_H\n#define PAIR_SUMS_H\n\n#include \n#include \n\nbool has_equal_disjoint_pair_sums(const int *values, size_t n, int k);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"algorithms/pair_sums.h\"\n\nint main(void) {\n const int case1[] = {1, 2, 3, 4};\n const int case2[] = {1, 2, 4, 8};\n\n printf(\"case1=%s\\n\", has_equal_disjoint_pair_sums(case1, 4, 10) ? \"yes\" : \"no\");\n printf(\"case2=%s\\n\", has_equal_disjoint_pair_sums(case2, 4, 10) ? \"yes\" : \"no\");\n return 0;\n}\n"},"algorithms_pair_sums_c":{"content":"$22"},"algorithms_pair_sums_h":{"content":"#ifndef PAIR_SUMS_H\n#define PAIR_SUMS_H\n\n#include \n#include \n\nbool has_equal_disjoint_pair_sums(const int *values, size_t n, int k);\n\n#endif\n"}},"checks":[{"message":"Use an outer loop over the first pair index."},{"message":"Use an inner loop that visits each unordered pair once."},{"message":"Size the direct-address table from the bounded sum range."}]},"almost_balanced_bst":{"title":"Build and Rebalance an Almost-Balanced BST","prompt":"Open `structures/bst.c`. Implement `bst_build_balanced` from a sorted array and `bst_rebalance` for an arbitrary BST. The required approach is linear: inorder traversal writes the keys in sorted order, and midpoint recursion rebuilds a tree whose left and right subtree sizes differ by at most one at every node.","hint":"Use half-open array ranges. Choose one middle key as the root, then recurse on the left and right ranges.","help":{"concept":"Inorder traversal visits each node once, and midpoint construction creates each replacement node once. The two passes are `Θ(n)`, and every recursive range splits into sizes that differ by at most one.","hint_1":"Run the supplied test harness after each focused change.","hint_2":"Keep the implementation general; do not print the expected output directly."},"starterCode":"#include \n#include \"structures/bst.h\"\n\nint main(void) {\n Node *root = NULL;\n for (int value = 1; value <= 7; value++) {\n root = bst_insert(root, value);\n }\n\n root = bst_rebalance(root);\n printf(\"balanced=%s\\n\", bst_is_almost_balanced(root) ? \"yes\" : \"no\");\n printf(\"inorder=\");\n bst_print_inorder(root);\n printf(\"\\nheight=%d\\n\", bst_height(root));\n\n bst_free(root);\n return 0;\n}\n","solutionCode":"#include \n#include \"structures/bst.h\"\n\nint main(void) {\n Node *root = NULL;\n for (int value = 1; value <= 7; value++) {\n root = bst_insert(root, value);\n }\n\n root = bst_rebalance(root);\n printf(\"balanced=%s\\n\", bst_is_almost_balanced(root) ? \"yes\" : \"no\");\n printf(\"inorder=\");\n bst_print_inorder(root);\n printf(\"\\nheight=%d\\n\", bst_height(root));\n\n bst_free(root);\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"structures/bst.h\"\n\nint main(void) {\n Node *root = NULL;\n for (int value = 1; value <= 7; value++) {\n root = bst_insert(root, value);\n }\n\n root = bst_rebalance(root);\n printf(\"balanced=%s\\n\", bst_is_almost_balanced(root) ? \"yes\" : \"no\");\n printf(\"inorder=\");\n bst_print_inorder(root);\n printf(\"\\nheight=%d\\n\", bst_height(root));\n\n bst_free(root);\n return 0;\n}\n"},"structures_bst_c":{"content":"$23"},"structures_bst_h":{"content":"#ifndef BST_H\n#define BST_H\n\n#include \n#include \n\ntypedef struct Node {\n int key;\n struct Node *left;\n struct Node *right;\n struct Node *parent;\n} Node;\n\nNode *bst_insert(Node *root, int key);\nNode *bst_build_balanced(const int *sorted, size_t n);\nNode *bst_rebalance(Node *root);\nbool bst_is_almost_balanced(const Node *root);\nint bst_height(const Node *root);\nvoid bst_print_inorder(const Node *root);\nvoid bst_free(Node *root);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"structures/bst.h\"\n\nint main(void) {\n Node *root = NULL;\n for (int value = 1; value <= 7; value++) {\n root = bst_insert(root, value);\n }\n\n root = bst_rebalance(root);\n printf(\"balanced=%s\\n\", bst_is_almost_balanced(root) ? \"yes\" : \"no\");\n printf(\"inorder=\");\n bst_print_inorder(root);\n printf(\"\\nheight=%d\\n\", bst_height(root));\n\n bst_free(root);\n return 0;\n}\n"},"structures_bst_c":{"content":"$24"},"structures_bst_h":{"content":"#ifndef BST_H\n#define BST_H\n\n#include \n#include \n\ntypedef struct Node {\n int key;\n struct Node *left;\n struct Node *right;\n struct Node *parent;\n} Node;\n\nNode *bst_insert(Node *root, int key);\nNode *bst_build_balanced(const int *sorted, size_t n);\nNode *bst_rebalance(Node *root);\nbool bst_is_almost_balanced(const Node *root);\nint bst_height(const Node *root);\nvoid bst_print_inorder(const Node *root);\nvoid bst_free(Node *root);\n\n#endif\n"}},"checks":[{"message":"Choose a midpoint from each sorted subrange."},{"message":"Collect the original BST keys with an inorder traversal."},{"message":"Rebuild the tree from the sorted key array."}]},"priority_queue_stacks":{"title":"Implement a Priority Queue with Stacks","prompt":"Open `structures/priority_queue.c`. Keep `insert` as one stack push. Implement `extract_min` using only `push`, `pop`, and `isEmpty` behavior: pop every priority, retain exactly one smallest value, move all other values through the scratch stack, and restore them to the data stack. Duplicate minimum priorities must be removed one at a time.","hint":"Initialize the minimum from the first pop. When a smaller value appears, move the old minimum into the scratch stack.","help":{"concept":"This design makes `insert` `O(1)`. `extract_min` performs a scan and a restore pass, both linear in the number of stored priorities, so it is `O(n)` and uses `O(n)` auxiliary stack capacity.","hint_1":"Run the supplied test harness after each focused change.","hint_2":"Keep the implementation general; do not print the expected output directly."},"starterCode":"#include \n#include \"structures/priority_queue.h\"\n\nint main(void) {\n PriorityQueue queue;\n pq_init(&queue);\n const int values[] = {4, 1, 3, 1, 2};\n for (size_t i = 0; i < sizeof(values) / sizeof(values[0]); i++) {\n pq_insert(&queue, values[i]);\n }\n\n printf(\"order=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\ninsert=O(1)\\nextract=O(n)\\n\");\n return 0;\n}\n","solutionCode":"#include \n#include \"structures/priority_queue.h\"\n\nint main(void) {\n PriorityQueue queue;\n pq_init(&queue);\n const int values[] = {4, 1, 3, 1, 2};\n for (size_t i = 0; i < sizeof(values) / sizeof(values[0]); i++) {\n pq_insert(&queue, values[i]);\n }\n\n printf(\"order=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\ninsert=O(1)\\nextract=O(n)\\n\");\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"structures/priority_queue.h\"\n\nint main(void) {\n PriorityQueue queue;\n pq_init(&queue);\n const int values[] = {4, 1, 3, 1, 2};\n for (size_t i = 0; i < sizeof(values) / sizeof(values[0]); i++) {\n pq_insert(&queue, values[i]);\n }\n\n printf(\"order=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\ninsert=O(1)\\nextract=O(n)\\n\");\n return 0;\n}\n"},"structures_priority_queue_c":{"content":"#include \"priority_queue.h\"\n\nvoid pq_init(PriorityQueue *queue) { stack_init(&queue->data); stack_init(&queue->scratch); }\nbool pq_insert(PriorityQueue *queue, int priority) { return stack_push(&queue->data, priority); }\n\nbool pq_extract_min(PriorityQueue *queue, int *priority) {\n (void)queue;\n (void)priority;\n /* TODO: pop through data, keep one minimum aside, then restore all other values. */\n return false;\n}\n"},"structures_priority_queue_h":{"content":"#ifndef PRIORITY_QUEUE_H\n#define PRIORITY_QUEUE_H\n\n#include \n#include \"stack.h\"\n\ntypedef struct { Stack data; Stack scratch; } PriorityQueue;\nvoid pq_init(PriorityQueue *queue);\nbool pq_insert(PriorityQueue *queue, int priority);\nbool pq_extract_min(PriorityQueue *queue, int *priority);\n\n#endif\n"},"structures_stack_c":{"content":"#include \"stack.h\"\n\nvoid stack_init(Stack *stack) { stack->size = 0; }\nbool stack_push(Stack *stack, int value) { if (stack->size == STACK_CAPACITY) return false; stack->values[stack->size++] = value; return true; }\nbool stack_pop(Stack *stack, int *value) { if (stack->size == 0) return false; *value = stack->values[--stack->size]; return true; }\nbool stack_is_empty(const Stack *stack) { return stack->size == 0; }\n"},"structures_stack_h":{"content":"#ifndef STACK_H\n#define STACK_H\n\n#include \n#include \n\n#define STACK_CAPACITY 64\n\ntypedef struct { int values[STACK_CAPACITY]; size_t size; } Stack;\nvoid stack_init(Stack *stack);\nbool stack_push(Stack *stack, int value);\nbool stack_pop(Stack *stack, int *value);\nbool stack_is_empty(const Stack *stack);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"structures/priority_queue.h\"\n\nint main(void) {\n PriorityQueue queue;\n pq_init(&queue);\n const int values[] = {4, 1, 3, 1, 2};\n for (size_t i = 0; i < sizeof(values) / sizeof(values[0]); i++) {\n pq_insert(&queue, values[i]);\n }\n\n printf(\"order=\");\n int value;\n while (pq_extract_min(&queue, &value)) {\n printf(\"%d \", value);\n }\n printf(\"\\ninsert=O(1)\\nextract=O(n)\\n\");\n return 0;\n}\n"},"structures_priority_queue_c":{"content":"#include \"priority_queue.h\"\n\nvoid pq_init(PriorityQueue *queue) { stack_init(&queue->data); stack_init(&queue->scratch); }\nbool pq_insert(PriorityQueue *queue, int priority) { return stack_push(&queue->data, priority); }\n\nbool pq_extract_min(PriorityQueue *queue, int *priority) {\n if (stack_is_empty(&queue->data)) return false;\n\n int minimum;\n stack_pop(&queue->data, &minimum);\n\n int current;\n while (stack_pop(&queue->data, ¤t)) {\n if (current < minimum) {\n stack_push(&queue->scratch, minimum);\n minimum = current;\n } else {\n stack_push(&queue->scratch, current);\n }\n }\n\n while (stack_pop(&queue->scratch, ¤t)) {\n stack_push(&queue->data, current);\n }\n\n *priority = minimum;\n return true;\n}\n"},"structures_priority_queue_h":{"content":"#ifndef PRIORITY_QUEUE_H\n#define PRIORITY_QUEUE_H\n\n#include \n#include \"stack.h\"\n\ntypedef struct { Stack data; Stack scratch; } PriorityQueue;\nvoid pq_init(PriorityQueue *queue);\nbool pq_insert(PriorityQueue *queue, int priority);\nbool pq_extract_min(PriorityQueue *queue, int *priority);\n\n#endif\n"},"structures_stack_c":{"content":"#include \"stack.h\"\n\nvoid stack_init(Stack *stack) { stack->size = 0; }\nbool stack_push(Stack *stack, int value) { if (stack->size == STACK_CAPACITY) return false; stack->values[stack->size++] = value; return true; }\nbool stack_pop(Stack *stack, int *value) { if (stack->size == 0) return false; *value = stack->values[--stack->size]; return true; }\nbool stack_is_empty(const Stack *stack) { return stack->size == 0; }\n"},"structures_stack_h":{"content":"#ifndef STACK_H\n#define STACK_H\n\n#include \n#include \n\n#define STACK_CAPACITY 64\n\ntypedef struct { int values[STACK_CAPACITY]; size_t size; } Stack;\nvoid stack_init(Stack *stack);\nbool stack_push(Stack *stack, int value);\nbool stack_pop(Stack *stack, int *value);\nbool stack_is_empty(const Stack *stack);\n\n#endif\n"}},"checks":[{"message":"Scan the data stack using only pop operations."},{"message":"Use the scratch stack to preserve every nonremoved priority."},{"message":"Return exactly one minimum priority."}]},"pointer_heap_insert":{"title":"Insert into a Pointer-Based Heap in O(log n)","prompt":"Open `structures/heap.c`. Implement `heap_insert` without scanning the tree. The next node occupies conceptual array index `n + 1`. Read that index in binary: after the leading `1`, each remaining bit selects left (`0`) or right (`1`). Traverse all path bits except the final attachment bit, link the new node with its parent, then upheap by swapping keys.","hint":"For index `8`, binary `1000` means root → left → left, then attach as the left child.","help":{"concept":"The complete-tree height is `Θ(log n)`. Decoding the index path takes one pointer step per tree level, and upheap also moves at most one level at a time, so insertion is `Θ(log n)`.","hint_1":"Run the supplied test harness after each focused change.","hint_2":"Keep the implementation general; do not print the expected output directly."},"starterCode":"#include \n#include \"structures/heap.h\"\n\nint main(void) {\n const int initial[] = {10, 20, 15, 30, 40, 50, 60};\n HeapNode *root = heap_from_level_order(initial, 7);\n root = heap_insert(root, 7, 5);\n\n printf(\"level=\");\n heap_print_level_order(root);\n printf(\"\\nparent-links=%s\\n\", heap_parent_links_valid(root, NULL) ? \"yes\" : \"no\");\n\n heap_free(root);\n return 0;\n}\n","solutionCode":"#include \n#include \"structures/heap.h\"\n\nint main(void) {\n const int initial[] = {10, 20, 15, 30, 40, 50, 60};\n HeapNode *root = heap_from_level_order(initial, 7);\n root = heap_insert(root, 7, 5);\n\n printf(\"level=\");\n heap_print_level_order(root);\n printf(\"\\nparent-links=%s\\n\", heap_parent_links_valid(root, NULL) ? \"yes\" : \"no\");\n\n heap_free(root);\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"structures/heap.h\"\n\nint main(void) {\n const int initial[] = {10, 20, 15, 30, 40, 50, 60};\n HeapNode *root = heap_from_level_order(initial, 7);\n root = heap_insert(root, 7, 5);\n\n printf(\"level=\");\n heap_print_level_order(root);\n printf(\"\\nparent-links=%s\\n\", heap_parent_links_valid(root, NULL) ? \"yes\" : \"no\");\n\n heap_free(root);\n return 0;\n}\n"},"structures_heap_c":{"content":"$25"},"structures_heap_h":{"content":"#ifndef HEAP_H\n#define HEAP_H\n\n#include \n#include \n\ntypedef struct HeapNode {\n int key;\n struct HeapNode *left;\n struct HeapNode *right;\n struct HeapNode *parent;\n} HeapNode;\n\nHeapNode *heap_from_level_order(const int *values, size_t n);\nHeapNode *heap_insert(HeapNode *root, size_t n, int value);\nvoid heap_print_level_order(const HeapNode *root);\nbool heap_parent_links_valid(const HeapNode *root, const HeapNode *parent);\nvoid heap_free(HeapNode *root);\n\n#endif\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"structures/heap.h\"\n\nint main(void) {\n const int initial[] = {10, 20, 15, 30, 40, 50, 60};\n HeapNode *root = heap_from_level_order(initial, 7);\n root = heap_insert(root, 7, 5);\n\n printf(\"level=\");\n heap_print_level_order(root);\n printf(\"\\nparent-links=%s\\n\", heap_parent_links_valid(root, NULL) ? \"yes\" : \"no\");\n\n heap_free(root);\n return 0;\n}\n"},"structures_heap_c":{"content":"$26"},"structures_heap_h":{"content":"#ifndef HEAP_H\n#define HEAP_H\n\n#include \n#include \n\ntypedef struct HeapNode {\n int key;\n struct HeapNode *left;\n struct HeapNode *right;\n struct HeapNode *parent;\n} HeapNode;\n\nHeapNode *heap_from_level_order(const int *values, size_t n);\nHeapNode *heap_insert(HeapNode *root, size_t n, int value);\nvoid heap_print_level_order(const HeapNode *root);\nbool heap_parent_links_valid(const HeapNode *root, const HeapNode *parent);\nvoid heap_free(HeapNode *root);\n\n#endif\n"}},"checks":[{"message":"Use the conceptual next array index."},{"message":"Find the leading binary bit before traversing the path."},{"message":"Maintain parent links and use them during upheap."}]}}},"quiz":{"recurrence":{"title":"Which recurrence matches fooRec when printing a completed list is O(1)?","prompt":"Which recurrence matches fooRec when printing a completed list is O(1)?","hint":"Trace the relevant animation and identify the operation that dominates the runtime.","help":{"concept":"Every non-base call performs constant local work and makes two calls with one fewer undecided position.","hint_1":"Separate correctness from runtime: first identify what the algorithm must do.","hint_2":"Then count the loops, recursion branches, stack transfers, or pointer levels involved."},"options":{"a":"T(n) = T(n - 1) + Θ(1)","b":"T(n) = 2T(n - 1) + Θ(1)","c":"T(n) = T(n / 2) + Θ(n)","d":"T(n) = 2T(n / 2) + Θ(n)"}},"tight-bound":{"title":"What tight bound follows after unrolling the recurrence?","prompt":"What tight bound follows after unrolling the recurrence?","hint":"Trace the relevant animation and identify the operation that dominates the runtime.","help":{"concept":"The recursion tree doubles at every level and has 2^n leaves.","hint_1":"Separate correctness from runtime: first identify what the algorithm must do.","hint_2":"Then count the loops, recursion branches, stack transfers, or pointer levels involved."},"options":{"a":"Θ(log n)","b":"Θ(n)","c":"Θ(n²)","d":"Θ(2^n)"}},"same-bst":{"title":"Which two insertion orders generate the same BST?","prompt":"Which two insertion orders generate the same BST?","hint":"Trace the relevant animation and identify the operation that dominates the runtime.","help":{"concept":"The root must remain 4, and the relative insertion order must preserve the same left and right ancestor relationships.","hint_1":"Separate correctness from runtime: first identify what the algorithm must do.","hint_2":"Then count the loops, recursion branches, stack transfers, or pointer levels involved."},"options":{"a":"(4, 2, 6, 1, 3, 5, 7) and (4, 6, 2, 5, 7, 1, 3)","b":"(4, 2, 6, 1, 3, 5, 7) and (2, 1, 3, 4, 5, 6, 7)","c":"(4, 2, 6, 1, 3, 5, 7) and (7, 6, 5, 4, 3, 2, 1)","d":"(4, 2, 6, 1, 3, 5, 7) and (4, 3, 2, 1, 5, 6, 7)"}},"pair-sum-table":{"title":"Why can the O(n²) pair-sum algorithm use a direct-address table?","prompt":"Why can the O(n²) pair-sum algorithm use a direct-address table?","hint":"Trace the relevant animation and identify the operation that dominates the runtime.","help":{"concept":"The bounded value range turns each possible sum into a valid table index, so no hash function is needed.","hint_1":"Separate correctness from runtime: first identify what the algorithm must do.","hint_2":"Then count the loops, recursion branches, stack transfers, or pointer levels involved."},"options":{"a":"The input is already sorted.","b":"Every pair has a different sum.","c":"Each value is positive and smaller than k, so every sum is in a bounded range below 2k.","d":"C arrays automatically resolve hash collisions."}},"operation-costs":{"title":"Which runtime combination matches the lesson designs?","prompt":"Which runtime combination matches the lesson designs?","hint":"Trace the relevant animation and identify the operation that dominates the runtime.","help":{"concept":"The stack design defers work to extraction, while the heap follows one root-to-leaf path and then upheaps along that path.","hint_1":"Separate correctness from runtime: first identify what the algorithm must do.","hint_2":"Then count the loops, recursion branches, stack transfers, or pointer levels involved."},"options":{"a":"stack-PQ insert O(1), extractMin O(n), pointer-heap insert Θ(log n)","b":"stack-PQ insert O(n), extractMin O(1), pointer-heap insert Θ(n)","c":"stack-PQ insert O(log n), extractMin O(log n), pointer-heap insert Θ(1)","d":"all three operations are Θ(n²)"}}}}}},"c-runtime-analysis-asymptotics":{"c-runtime-analysis-asymptotics-module-1-frequency-counting":{"constant-and-rectangular-loops":{"label":"Fixed and Rectangular Nested Loops","summary":"Compare Foo1’s fixed strip with Foo2’s growing square.","cards":{"foo1-foo2-walkthrough":{"title":"Foo1 and Foo2: Fixed Width versus an n × n Rectangle"},"rectangle-animation":{"title":"Fixed Strip versus Growing Rectangle"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"count_foo1_foo2":{"title":"Derive Exact Counts for Foo1 and Foo2"}},"finalLab":{"steps":{"count_foo1_foo2":{"title":"Derive Exact Counts for Foo1 and Foo2","prompt":"Complete the four helpers in `analysis.c`. Count tuple-print calls separately from all `printf` calls. Use formulas rather than reproducing the printing loops.","hint":"Foo1 adds one newline to each group of three tuple prints. Foo2 adds one newline to each row of n tuple prints.","help":{"concept":"The exact tuple counts are `3n` and `n²`; total printf counts are `4n` and `n²+n`.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 6;\n printf(\"foo1 tuples=%lld all=%lld theta=n\\n\", foo1_tuple_prints(n), foo1_all_printf_calls(n));\n printf(\"foo2 tuples=%lld all=%lld theta=n^2\\n\", foo2_tuple_prints(n), foo2_all_printf_calls(n));\n return 0;\n}\n","solutionCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 6;\n printf(\"foo1 tuples=%lld all=%lld theta=n\\n\", foo1_tuple_prints(n), foo1_all_printf_calls(n));\n printf(\"foo2 tuples=%lld all=%lld theta=n^2\\n\", foo2_tuple_prints(n), foo2_all_printf_calls(n));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 6;\n printf(\"foo1 tuples=%lld all=%lld theta=n\\n\", foo1_tuple_prints(n), foo1_all_printf_calls(n));\n printf(\"foo2 tuples=%lld all=%lld theta=n^2\\n\", foo2_tuple_prints(n), foo2_all_printf_calls(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo1_tuple_prints(long long n);\nlong long foo1_all_printf_calls(long long n);\nlong long foo2_tuple_prints(long long n);\nlong long foo2_all_printf_calls(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo1_tuple_prints(long long n) { (void)n; return 0; }\nlong long foo1_all_printf_calls(long long n) { (void)n; return 0; }\nlong long foo2_tuple_prints(long long n) { (void)n; return 0; }\nlong long foo2_all_printf_calls(long long n) { (void)n; return 0; }\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 6;\n printf(\"foo1 tuples=%lld all=%lld theta=n\\n\", foo1_tuple_prints(n), foo1_all_printf_calls(n));\n printf(\"foo2 tuples=%lld all=%lld theta=n^2\\n\", foo2_tuple_prints(n), foo2_all_printf_calls(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo1_tuple_prints(long long n);\nlong long foo1_all_printf_calls(long long n);\nlong long foo2_tuple_prints(long long n);\nlong long foo2_all_printf_calls(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo1_tuple_prints(long long n) { return 3 * n; }\nlong long foo1_all_printf_calls(long long n) { return 4 * n; }\nlong long foo2_tuple_prints(long long n) { return n * n; }\nlong long foo2_all_printf_calls(long long n) { return n * n + n; }\n"}},"checks":[{"message":"Foo1 has exactly three tuple prints per row."},{"message":"Foo2 forms an n by n rectangle."},{"message":"Include one newline call for each Foo2 row."}]}}},"quiz":{"foo1-reason":{"title":"Why Foo1 is linear","prompt":"Why is Foo1 Θ(n) even though it contains two loops?","hint":"Ask whether the inner bound grows with n.","help":{"concept":"A fixed inner bound contributes a constant factor, so 3n is Θ(n).","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Nested loops are always linear","b":"The inner loop runs a fixed 3 times","c":"printf is constant-time only outside loops","d":"The outer loop runs once"}},"foo2-all":{"title":"Count every printf","prompt":"How many total printf calls does Foo2 make, including newlines?","hint":"There is one newline after each row.","help":{"concept":"The n² tuple prints plus n newline prints give n²+n.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"n²","b":"2n","c":"n²+n","d":"n³"}}}},"dependent-triangular-loops":{"label":"Dependent Inner Loops Form Triangles","summary":"Derive Foo3 by summing row lengths.","cards":{"foo3-walkthrough":{"title":"Foo3: Sum a Dependent Inner Loop"},"triangle-animation":{"title":"Build the Triangular Count One Row at a Time"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"count_foo3":{"title":"Count Foo3’s Triangle"}},"finalLab":{"steps":{"count_foo3":{"title":"Count Foo3’s Triangle","prompt":"Complete `foo3_tuple_prints` by accumulating each row length. Then include the `n` newline calls in `foo3_all_printf_calls`.","hint":"The inner loop runs i times for the current row.","help":{"concept":"A dependent inner loop becomes a sum over i. The exact tuple count is n(n−1)/2.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 7;\n printf(\"foo3 tuples=%lld all=%lld theta=n^2\\n\", foo3_tuple_prints(n), foo3_all_printf_calls(n));\n return 0;\n}\n","solutionCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 7;\n printf(\"foo3 tuples=%lld all=%lld theta=n^2\\n\", foo3_tuple_prints(n), foo3_all_printf_calls(n));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 7;\n printf(\"foo3 tuples=%lld all=%lld theta=n^2\\n\", foo3_tuple_prints(n), foo3_all_printf_calls(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo3_tuple_prints(long long n);\nlong long foo3_all_printf_calls(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo3_tuple_prints(long long n) {\n /* TODO: add row lengths 0 through n - 1. */\n return 0;\n}\nlong long foo3_all_printf_calls(long long n) {\n /* TODO: include one newline for every outer iteration. */\n return 0;\n}\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 7;\n printf(\"foo3 tuples=%lld all=%lld theta=n^2\\n\", foo3_tuple_prints(n), foo3_all_printf_calls(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo3_tuple_prints(long long n);\nlong long foo3_all_printf_calls(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo3_tuple_prints(long long n) {\n long long total = 0;\n for (long long i = 0; i < n; i++) {\n total += i;\n }\n return total;\n}\nlong long foo3_all_printf_calls(long long n) {\n return foo3_tuple_prints(n) + n;\n}\n"}},"checks":[{"message":"Add the current row length i to the running count."},{"message":"Add one newline for each outer-loop iteration."}]}}},"quiz":{"triangle-exact":{"title":"Exact triangular count","prompt":"What is the exact number of tuple prints in Foo3?","hint":"Write the row lengths from i=0 through i=n−1.","help":{"concept":"The sum 0+1+...+(n−1) equals n(n−1)/2.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"n²","b":"n(n−1)/2","c":"n(n+1)","d":"n−1"}},"triangle-theta":{"title":"Tight bound","prompt":"Why is n(n−1)/2 still Θ(n²)?","hint":"Expand the expression.","help":{"concept":"n(n−1)/2 = (n²−n)/2 has dominant term n²/2.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"The 1/2 factor changes only the constant","b":"Every triangle is a square","c":"The −n term becomes exponential","d":"Θ ignores n"}}}},"frequency-count-method":{"label":"The Frequency-Count Method","summary":"Trace first, derive the exact count, then classify.","cards":{"method-overview":{"title":"The Tutor-Style Frequency-Count Method"},"method-animation":{"title":"Think → Trace → Count → Sum → Simplify → Classify"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"count_patterns":{"title":"Count Three Common Loop Shapes"}},"finalLab":{"steps":{"count_patterns":{"title":"Count Three Common Loop Shapes","prompt":"Open `analysis.c`. Complete the three exact-count helpers. Use multiplication for the fixed strip and square, and the arithmetic-series formula for the triangle. Do not simulate enormous loops.","hint":"The triangle contains `0 + 1 + ... + (n - 1)` points.","help":{"concept":"Exact counts come before asymptotic labels. The functions should return `n·width`, `n²`, and `n(n−1)/2`.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"analysis.h\"\n\nint main(void) {\n const long long n = 5;\n printf(\"n=%lld\\n\", n);\n printf(\"constant=%lld\\n\", count_constant_inner(n, 3));\n printf(\"square=%lld\\n\", count_square(n));\n printf(\"triangle=%lld\\n\", count_triangle(n));\n return 0;\n}\n","solutionCode":"#include \n#include \"analysis.h\"\n\nint main(void) {\n const long long n = 5;\n printf(\"n=%lld\\n\", n);\n printf(\"constant=%lld\\n\", count_constant_inner(n, 3));\n printf(\"square=%lld\\n\", count_square(n));\n printf(\"triangle=%lld\\n\", count_triangle(n));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\n\nint main(void) {\n const long long n = 5;\n printf(\"n=%lld\\n\", n);\n printf(\"constant=%lld\\n\", count_constant_inner(n, 3));\n printf(\"square=%lld\\n\", count_square(n));\n printf(\"triangle=%lld\\n\", count_triangle(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long count_constant_inner(long long n, long long width);\nlong long count_square(long long n);\nlong long count_triangle(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\n\nlong long count_constant_inner(long long n, long long width) {\n /* TODO: exact count for n rows of fixed width. */\n return 0;\n}\n\nlong long count_square(long long n) {\n /* TODO: exact count for an n by n rectangle. */\n return 0;\n}\n\nlong long count_triangle(long long n) {\n /* TODO: exact count for row lengths 0 through n - 1. */\n return 0;\n}\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\n\nint main(void) {\n const long long n = 5;\n printf(\"n=%lld\\n\", n);\n printf(\"constant=%lld\\n\", count_constant_inner(n, 3));\n printf(\"square=%lld\\n\", count_square(n));\n printf(\"triangle=%lld\\n\", count_triangle(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long count_constant_inner(long long n, long long width);\nlong long count_square(long long n);\nlong long count_triangle(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\n\nlong long count_constant_inner(long long n, long long width) {\n return n * width;\n}\n\nlong long count_square(long long n) {\n return n * n;\n}\n\nlong long count_triangle(long long n) {\n return n * (n - 1) / 2;\n}\n"}},"checks":[{"message":"Multiply the number of rows by the fixed inner width."},{"message":"Use n times n for the rectangular pattern."},{"message":"Use the arithmetic-series formula for the triangle."}]}}},"quiz":{"fixed-inner":{"title":"Fixed inner loop","prompt":"An outer loop runs n times and its inner loop always runs 3 times. What is the tight bound?","hint":"The inner bound is a constant, not n.","help":{"concept":"The exact body count is 3n, and constant factors disappear in Θ notation.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Θ(1)","b":"Θ(log n)","c":"Θ(n)","d":"Θ(n²)"}},"sequential-rule":{"title":"Sequential blocks","prompt":"Two separate loops each run n times. How are their costs combined?","hint":"The second loop is not inside the first.","help":{"concept":"Sequential work adds: n + n = 2n = Θ(n).","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Multiply them to get n²","b":"Add them to get 2n","c":"Keep only the first loop","d":"Treat them as logarithmic"}}}},"moving-loop-bounds":{"label":"Moving Loop Bounds and Cubic Work","summary":"Analyze Foo4 and Foo4_5 with exact interval counts.","cards":{"foo4-walkthrough":{"title":"Foo4 and Foo4_5: Cubic Work with Moving Bounds"},"moving-bounds-animation":{"title":"Rectangle Plus or Minus a Triangular Correction"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"count_foo4_variants":{"title":"Count Foo4 and Foo4_5 Exactly"}},"finalLab":{"steps":{"count_foo4_variants":{"title":"Count Foo4 and Foo4_5 Exactly","prompt":"Complete all four helpers. Use the integer-interval length for Foo4 and subtract the triangular correction for Foo4_5.","hint":"For Foo4_5, sum n²−i over i=0 through n−1.","help":{"concept":"Foo4 is n(n²−n). Foo4_5 is n³−n(n−1)/2. Both are Θ(n³).","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 4;\n printf(\"foo4 tuples=%lld all=%lld theta=n^3\\n\", foo4_tuple_prints(n), foo4_all_printf_calls(n));\n printf(\"foo45 tuples=%lld all=%lld theta=n^3\\n\", foo45_tuple_prints(n), foo45_all_printf_calls(n));\n return 0;\n}\n","solutionCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 4;\n printf(\"foo4 tuples=%lld all=%lld theta=n^3\\n\", foo4_tuple_prints(n), foo4_all_printf_calls(n));\n printf(\"foo45 tuples=%lld all=%lld theta=n^3\\n\", foo45_tuple_prints(n), foo45_all_printf_calls(n));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 4;\n printf(\"foo4 tuples=%lld all=%lld theta=n^3\\n\", foo4_tuple_prints(n), foo4_all_printf_calls(n));\n printf(\"foo45 tuples=%lld all=%lld theta=n^3\\n\", foo45_tuple_prints(n), foo45_all_printf_calls(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo4_tuple_prints(long long n);\nlong long foo4_all_printf_calls(long long n);\nlong long foo45_tuple_prints(long long n);\nlong long foo45_all_printf_calls(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo4_tuple_prints(long long n) { (void)n; return 0; }\nlong long foo4_all_printf_calls(long long n) { (void)n; return 0; }\nlong long foo45_tuple_prints(long long n) { (void)n; return 0; }\nlong long foo45_all_printf_calls(long long n) { (void)n; return 0; }\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 4;\n printf(\"foo4 tuples=%lld all=%lld theta=n^3\\n\", foo4_tuple_prints(n), foo4_all_printf_calls(n));\n printf(\"foo45 tuples=%lld all=%lld theta=n^3\\n\", foo45_tuple_prints(n), foo45_all_printf_calls(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo4_tuple_prints(long long n);\nlong long foo4_all_printf_calls(long long n);\nlong long foo45_tuple_prints(long long n);\nlong long foo45_all_printf_calls(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo4_tuple_prints(long long n) { return n * (n * n - n); }\nlong long foo4_all_printf_calls(long long n) { return foo4_tuple_prints(n) + n; }\nlong long foo45_tuple_prints(long long n) { return n * n * n - n * (n - 1) / 2; }\nlong long foo45_all_printf_calls(long long n) { return foo45_tuple_prints(n) + n; }\n"}},"checks":[{"message":"Count n rows of width n²−n for Foo4."},{"message":"Subtract the triangular lower-bound correction for Foo4_5."},{"message":"Include one newline for each outer-loop row."}]}}},"quiz":{"foo4-row":{"title":"One Foo4 row","prompt":"How many tuple prints occur in one Foo4 row?","hint":"Count integers from n through n²−1.","help":{"concept":"The interval length is n²−n.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"n","b":"n²","c":"n²−n","d":"n³−n²"}},"foo45-row":{"title":"One Foo4_5 row","prompt":"How many tuple prints occur in Foo4_5 row i?","hint":"The loop starts at i and stops before n².","help":{"concept":"The interval i through n²−1 contains n²−i values.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"i","b":"n²−i","c":"n−i","d":"n²+i"}}}},"sequential-loops-and-linear-recursion":{"label":"Sequential Loops and Linear Recursion","summary":"Finish the runtime-analysis set with Foo5 and Foo6.","cards":{"foo5-foo6-walkthrough":{"title":"Foo5 and Foo6: Add Sequential Work and Trace a Call Chain"},"sequential-recursion-animation":{"title":"Add Blocks; Follow Recursive Calls"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"count_foo5_foo6":{"title":"Count Sequential Loops and a Recursive Chain"}},"finalLab":{"steps":{"count_foo5_foo6":{"title":"Count Sequential Loops and a Recursive Chain","prompt":"Complete the five helpers. Keep tuple prints, total calls, and stack depth distinct.","hint":"Foo6 makes one extra base-case call after the last printed pair.","help":{"concept":"Sequential loops add. A single recursive call per level forms a chain with n printed levels and one additional base-case call.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 8;\n printf(\"foo5 tuples=%lld all=%lld\\n\", foo5_tuple_prints(n), foo5_all_printf_calls(n));\n printf(\"foo6 tuples=%lld calls=%lld stack=%lld\\n\", foo6_tuple_prints(n), foo6_total_calls(n), foo6_stack_depth(n));\n return 0;\n}\n","solutionCode":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 8;\n printf(\"foo5 tuples=%lld all=%lld\\n\", foo5_tuple_prints(n), foo5_all_printf_calls(n));\n printf(\"foo6 tuples=%lld calls=%lld stack=%lld\\n\", foo6_tuple_prints(n), foo6_total_calls(n), foo6_stack_depth(n));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 8;\n printf(\"foo5 tuples=%lld all=%lld\\n\", foo5_tuple_prints(n), foo5_all_printf_calls(n));\n printf(\"foo6 tuples=%lld calls=%lld stack=%lld\\n\", foo6_tuple_prints(n), foo6_total_calls(n), foo6_stack_depth(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo5_tuple_prints(long long n);\nlong long foo5_all_printf_calls(long long n);\nlong long foo6_tuple_prints(long long n);\nlong long foo6_total_calls(long long n);\nlong long foo6_stack_depth(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo5_tuple_prints(long long n) { (void)n; return 0; }\nlong long foo5_all_printf_calls(long long n) { (void)n; return 0; }\nlong long foo6_tuple_prints(long long n) { (void)n; return 0; }\nlong long foo6_total_calls(long long n) { (void)n; return 0; }\nlong long foo6_stack_depth(long long n) { (void)n; return 0; }\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"analysis.h\"\nint main(void) {\n const long long n = 8;\n printf(\"foo5 tuples=%lld all=%lld\\n\", foo5_tuple_prints(n), foo5_all_printf_calls(n));\n printf(\"foo6 tuples=%lld calls=%lld stack=%lld\\n\", foo6_tuple_prints(n), foo6_total_calls(n), foo6_stack_depth(n));\n return 0;\n}\n"},"analysis_h":{"content":"#ifndef ANALYSIS_H\n#define ANALYSIS_H\nlong long foo5_tuple_prints(long long n);\nlong long foo5_all_printf_calls(long long n);\nlong long foo6_tuple_prints(long long n);\nlong long foo6_total_calls(long long n);\nlong long foo6_stack_depth(long long n);\n#endif\n"},"analysis_c":{"content":"#include \"analysis.h\"\nlong long foo5_tuple_prints(long long n) { return n + n; }\nlong long foo5_all_printf_calls(long long n) { return foo5_tuple_prints(n) + 2; }\nlong long foo6_tuple_prints(long long n) { return n; }\nlong long foo6_total_calls(long long n) { return n + 1; }\nlong long foo6_stack_depth(long long n) { return n; }\n"}},"checks":[{"message":"Add the two sequential Foo5 loop counts."},{"message":"Include Foo6’s final base-case call."},{"message":"Report linear tuple prints and stack depth."}]}}},"quiz":{"sequential-cost":{"title":"Sequential loops","prompt":"Two separate n-iteration loops have what combined tight bound?","hint":"Add the two blocks.","help":{"concept":"n+n=2n, and constant factors do not change Θ.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Θ(1)","b":"Θ(n)","c":"Θ(n²)","d":"Θ(2ⁿ)"}},"foo6-base":{"title":"Foo6 base case","prompt":"Does the call Foo6(n,n,n) print a pair?","hint":"Read the order of statements.","help":{"concept":"The base-case test runs first, so the final call returns without printing.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Yes, before testing the base case","b":"Yes, because n is included","c":"No, it returns before printing","d":"Only when n is even"}}}}},"c-runtime-analysis-asymptotics-module-2-limit-method":{"big-o-omega-theta-by-limits":{"label":"Big-O, Big-Ω, and Big-Θ by Limits","summary":"Use one ratio and interpret its limiting outcome.","cards":{"limit-rule":{"title":"Classify Growth with the Ratio Limit"},"limit-outcomes-animation":{"title":"Three Possible Ratio Outcomes"},"check-understanding":{"title":"Check Your Understanding"}},"quiz":{"limit-zero":{"title":"Ratio equals zero","prompt":"If lim f(n)/g(n)=0, which requested classification is correct?","hint":"f becomes small relative to g.","help":{"concept":"A zero ratio means f grows strictly slower, so f=O(g).","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=Ω(g)","b":"f=Θ(g)","c":"f=O(g)","d":"g=O(f) only"}},"limit-constant":{"title":"Positive finite ratio","prompt":"If lim f(n)/g(n)=3/2, what follows?","hint":"A positive finite constant indicates matching rates.","help":{"concept":"Constant-factor differences are exactly what Θ ignores.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=Θ(g)","b":"f=O(1)","c":"f=Ω(2ⁿ)","d":"No asymptotic relation"}},"limit-infinity":{"title":"Ratio diverges","prompt":"If lim f(n)/g(n)=∞, what follows?","hint":"The numerator dominates the denominator.","help":{"concept":"An infinite ratio means f grows strictly faster than g.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=O(g)","b":"f=Ω(g)","c":"f=Θ(g)","d":"f=Θ(1)"}}}},"exponential-limits-and-growth-order":{"label":"Exponential Comparisons and Growth Ordering","summary":"Finish the limit problems and order the major growth classes.","cards":{"exponential-and-ordering":{"title":"Exponential Limits and the Standard Growth Hierarchy"},"growth-order-animation":{"title":"Watch Growth Classes Separate"},"check-understanding":{"title":"Check Your Understanding"}},"quiz":{"exp-poly":{"title":"Exponential over polynomial","prompt":"What is the relation between f=2ⁿ and g=10n²?","hint":"Exponentials eventually dominate fixed-degree polynomials.","help":{"concept":"The ratio 2ⁿ/(10n²) tends to infinity.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=O(g)","b":"f=Θ(g)","c":"f=Ω(g)","d":"Both are logarithmic"}},"two-vs-four":{"title":"Subtract exponents","prompt":"What is 2ⁿ relative to 2²ⁿ?","hint":"Simplify the ratio by subtracting exponents.","help":{"concept":"2ⁿ/2²ⁿ=2⁻ⁿ tends to zero.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Θ","b":"O","c":"Ω","d":"Equal for every n"}},"correct-order":{"title":"Growth order","prompt":"Which order is correct from slowest to fastest?","hint":"Use logarithm, powers, polynomial, exponential, factorial.","help":{"concept":"The standard hierarchy places factorial last and logarithm first.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"n < log n < n² < 2ⁿ","b":"log n < √n < n < n log n < n² < 2ⁿ < n!","c":"n! < 2ⁿ < n² < n","d":"√n < log n < n! < n"}},"factorial-reason":{"title":"Why factorial wins","prompt":"Why does n! eventually outgrow 2ⁿ?","hint":"Compare the factors in the product n!.","help":{"concept":"As n grows, multiplying by 3,4,5,... beats multiplying by 2 at every step.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Factorials are constants","b":"Most later factors in n! exceed 2","c":"2ⁿ decreases","d":"n! equals n²"}}}},"limit-method-review":{"label":"Limit-Method Review Lab","summary":"Use sampled ratios to support, not replace, symbolic conclusions.","cards":{"limit-review":{"title":"Limit-Method Review: Compute, Interpret, State"},"limit-review-animation":{"title":"A Repeatable Limit Decision Flow"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"sample_ratios":{"title":"Sample Three Ratios in C"}},"finalLab":{"steps":{"sample_ratios":{"title":"Sample Three Ratios in C","prompt":"Complete the three ratio functions. The output should numerically support the symbolic limits without replacing them.","hint":"Rewrite the exponential ratio as a repeated factor of 2/3.","help":{"concept":"Numerical values should move toward the limits derived in the lesson: 1.5, 0, and 0.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"ratios.h\"\nint main(void) {\n printf(\"poly_ratio_n1000=%.6f\\n\", polynomial_ratio(1000.0));\n printf(\"degree_ratio_n1000=%.6f\\n\", lower_degree_ratio(1000.0));\n printf(\"exp_ratio_n20=%.6f\\n\", exponential_ratio(20));\n return 0;\n}\n","solutionCode":"#include \n#include \"ratios.h\"\nint main(void) {\n printf(\"poly_ratio_n1000=%.6f\\n\", polynomial_ratio(1000.0));\n printf(\"degree_ratio_n1000=%.6f\\n\", lower_degree_ratio(1000.0));\n printf(\"exp_ratio_n20=%.6f\\n\", exponential_ratio(20));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"ratios.h\"\nint main(void) {\n printf(\"poly_ratio_n1000=%.6f\\n\", polynomial_ratio(1000.0));\n printf(\"degree_ratio_n1000=%.6f\\n\", lower_degree_ratio(1000.0));\n printf(\"exp_ratio_n20=%.6f\\n\", exponential_ratio(20));\n return 0;\n}\n"},"ratios_h":{"content":"#ifndef RATIOS_H\n#define RATIOS_H\ndouble polynomial_ratio(double n);\ndouble lower_degree_ratio(double n);\ndouble exponential_ratio(int n);\n#endif\n"},"ratios_c":{"content":"#include \"ratios.h\"\ndouble polynomial_ratio(double n) { (void)n; return 0.0; }\ndouble lower_degree_ratio(double n) { (void)n; return 0.0; }\ndouble exponential_ratio(int n) { (void)n; return 0.0; }\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"ratios.h\"\nint main(void) {\n printf(\"poly_ratio_n1000=%.6f\\n\", polynomial_ratio(1000.0));\n printf(\"degree_ratio_n1000=%.6f\\n\", lower_degree_ratio(1000.0));\n printf(\"exp_ratio_n20=%.6f\\n\", exponential_ratio(20));\n return 0;\n}\n"},"ratios_h":{"content":"#ifndef RATIOS_H\n#define RATIOS_H\ndouble polynomial_ratio(double n);\ndouble lower_degree_ratio(double n);\ndouble exponential_ratio(int n);\n#endif\n"},"ratios_c":{"content":"#include \"ratios.h\"\ndouble polynomial_ratio(double n) { return (3.0 * n * n + 7.0 * n) / (2.0 * n * n); }\ndouble lower_degree_ratio(double n) { return (2.0 * n * n * n * n - 3.0 * n * n + 7.0) / (n * n * n * n * n); }\ndouble exponential_ratio(int n) {\n double ratio = 1.0;\n for (int i = 0; i < n; i++) ratio *= 2.0 / 3.0;\n return ratio;\n}\n"}},"checks":[{"message":"Build the polynomial numerator explicitly."},{"message":"Use n⁵ in the lower-degree comparison denominator."},{"message":"Build (2/3)^n as repeated multiplication."}]}}},"quiz":{"sampling-proof":{"title":"Sampling versus proof","prompt":"What role does the C sampling lab play?","hint":"Finite samples cannot establish an infinite-limit claim.","help":{"concept":"Sampling is a useful sanity check; algebra and limits provide the proof.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"It proves the limit for all n","b":"It checks the expected numerical trend","c":"It replaces asymptotic notation","d":"It makes constants irrelevant"}},"ratio-direction":{"title":"Keep the ratio direction","prompt":"Why must you compute f/g in the order requested?","hint":"Compare L with its reciprocal.","help":{"concept":"If f/g tends to 0, then g/f tends to infinity.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Because addition is not commutative","b":"Because reversing the ratio swaps zero and infinity","c":"Because g/f is undefined","d":"Because Θ uses subtraction"}}}},"polynomial-and-log-limit-comparisons":{"label":"Polynomial and Logarithmic Limit Comparisons","summary":"Work through the handout’s first eight ratio problems.","cards":{"worked-limits-one-eight":{"title":"Worked Limit Comparisons: Constants, Polynomials, and Logs"},"polynomial-log-animation":{"title":"Cancel, Normalize, or Differentiate"},"check-understanding":{"title":"Check Your Understanding"}},"quiz":{"poly-same-degree":{"title":"Same polynomial degree","prompt":"For f=3n²+7n and g=2n², what is the relation?","hint":"Divide numerator and denominator by n².","help":{"concept":"The ratio tends to 3/2, a positive finite constant.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=O(g) only","b":"f=Ω(g) only","c":"f=Θ(g)","d":"No relation"}},"lower-degree":{"title":"Lower numerator degree","prompt":"For f=2n⁴−3n²+7 and g=n⁵, what is the relation?","hint":"Compare the highest polynomial degrees.","help":{"concept":"The ratio tends to 0 because degree 4 grows more slowly than degree 5.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=O(g)","b":"f=Ω(g)","c":"f=Θ(g)","d":"f=Θ(2ⁿ)"}},"log-square":{"title":"Polynomial versus log","prompt":"For f=n and g=(log n)², what is the relation?","hint":"Any positive power of n outruns a fixed log power.","help":{"concept":"The ratio n/(log n)² tends to infinity.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=O(g)","b":"f=Θ(g)","c":"f=Ω(g)","d":"Both are constant"}},"nlog-over-log":{"title":"Cancel the log factor","prompt":"For f=n log n+n and g=log n, what is the relation?","hint":"Divide each numerator term by log n.","help":{"concept":"The ratio is n+n/log n, which tends to infinity.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"f=O(g)","b":"f=Ω(g)","c":"f=Θ(g)","d":"f=Θ(1)"}}}}},"c-runtime-analysis-asymptotics-module-3-inequality-proofs":{"inequality-definition-recipe-and-big-o":{"label":"Big-O Proofs from the Definition","summary":"Prove two upper bounds and repair an invalid threshold.","cards":{"big-o-proofs":{"title":"Use the Inequality Definition to Prove Big-O"},"big-o-proof-animation":{"title":"Choose Constants, Then Validate the Threshold"},"check-understanding":{"title":"Check Your Understanding"}},"quiz":{"poly-big-o-constants":{"title":"Valid polynomial constants","prompt":"Which pair proves 10n²=O(n³)?","hint":"Substitute the constants into 10n²≤cn³.","help":{"concept":"With c=10, the inequality reduces to 1≤n.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"c=1,n₀=1","b":"c=10,n₀=1","c":"c=0,n₀=1","d":"c=1,n₀=0 only"}},"exp-counterexample":{"title":"Check n₀","prompt":"Why is c=1,n₀=2 invalid for n²≤2ⁿ?","hint":"Test the next few integers.","help":{"concept":"At n=3, 9≤8 is false.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"n=2 fails","b":"n=3 fails","c":"n=4 fails","d":"c must be negative"}},"big-o-nonunique":{"title":"Constants are not unique","prompt":"What is required of Big-O constants?","hint":"The definition asks for existence, not optimality.","help":{"concept":"Big-O proofs only need one valid positive c and one valid threshold n₀.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"They must be the smallest possible","b":"Any positive pair that makes the inequality hold eventually is enough","c":"c must equal 1","d":"n₀ must equal 0"}}}},"prove-big-omega-bounds":{"label":"A Big-Ω Inequality Proof","summary":"Prove the cubic eventually stays above the quadratic expression.","cards":{"omega-proof":{"title":"Prove a Big-Ω Lower Bound"},"omega-proof-animation":{"title":"Build a Lower-Bound Inequality Chain"},"check-understanding":{"title":"Check Your Understanding"}},"quiz":{"omega-direction":{"title":"Ω inequality direction","prompt":"Which inequality matches T(n)=Ω(g(n))?","hint":"Ω is a lower bound on T.","help":{"concept":"A positive multiple of g must lie below T eventually.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"0≤T(n)≤cg(n)","b":"0≤cg(n)≤T(n)","c":"T(n)=g(n) for all n","d":"cg(n)≤0"}},"omega-threshold":{"title":"Why n₀=2?","prompt":"Why does the proof choose n₀=2?","hint":"Inspect the final comparison 3n²≤2n³.","help":{"concept":"Dividing by n² gives 3≤2n, which is true for n≥2.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Because n²+n+1 is negative before 2","b":"Because 3≤2n begins at n=2","c":"Because c must equal n₀","d":"Because cubic functions start at 2"}},"omega-middle":{"title":"Purpose of 3n²","prompt":"Why introduce 3n² in the proof?","hint":"The middle expression should connect the two sides.","help":{"concept":"Bounding all three terms by n² makes the comparison simple.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"To make the expression exponential","b":"To create an easy upper bound for n²+n+1 that still lies below 2n³","c":"To change Ω into O","d":"To eliminate n₀"}}}},"prove-big-theta-bounds":{"label":"A Big-Θ Inequality Proof","summary":"Prove a cubic polynomial has tight cubic growth.","cards":{"theta-proof":{"title":"Prove a Two-Sided Big-Θ Bound"},"theta-proof-animation":{"title":"Squeeze a Polynomial Between Two Cubics"},"guided-lab":{"title":"Guided C Lab"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"verify_theta_bounds":{"title":"Sanity-Check the Θ Constants in C"}},"finalLab":{"steps":{"verify_theta_bounds":{"title":"Sanity-Check the Θ Constants in C","prompt":"Complete `theta_bounds_hold`. Avoid floating point by multiplying the lower inequality by 2. The finite test supports the algebraic proof but does not replace it.","hint":"Check `n³ <= 2T(n)` for the lower bound and `T(n) <= 2n³` for the upper bound.","help":{"concept":"The chosen constants are c₁=1/2, c₂=2, and n₀=7.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"bounds.h\"\nint main(void) {\n int valid = 1;\n for (long long n = 7; n <= 50; n++) {\n if (!theta_bounds_hold(n)) valid = 0;\n }\n printf(\"n0=7\\nchecked_through=50\\nstatus=%s\\n\", valid ? \"valid\" : \"invalid\");\n return 0;\n}\n","solutionCode":"#include \n#include \"bounds.h\"\nint main(void) {\n int valid = 1;\n for (long long n = 7; n <= 50; n++) {\n if (!theta_bounds_hold(n)) valid = 0;\n }\n printf(\"n0=7\\nchecked_through=50\\nstatus=%s\\n\", valid ? \"valid\" : \"invalid\");\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"bounds.h\"\nint main(void) {\n int valid = 1;\n for (long long n = 7; n <= 50; n++) {\n if (!theta_bounds_hold(n)) valid = 0;\n }\n printf(\"n0=7\\nchecked_through=50\\nstatus=%s\\n\", valid ? \"valid\" : \"invalid\");\n return 0;\n}\n"},"bounds_h":{"content":"#ifndef BOUNDS_H\n#define BOUNDS_H\nint theta_bounds_hold(long long n);\n#endif\n"},"bounds_c":{"content":"#include \"bounds.h\"\nint theta_bounds_hold(long long n) {\n (void)n;\n /* TODO: verify (1/2)n^3 <= T(n) <= 2n^3 without floating point. */\n return 0;\n}\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"bounds.h\"\nint main(void) {\n int valid = 1;\n for (long long n = 7; n <= 50; n++) {\n if (!theta_bounds_hold(n)) valid = 0;\n }\n printf(\"n0=7\\nchecked_through=50\\nstatus=%s\\n\", valid ? \"valid\" : \"invalid\");\n return 0;\n}\n"},"bounds_h":{"content":"#ifndef BOUNDS_H\n#define BOUNDS_H\nint theta_bounds_hold(long long n);\n#endif\n"},"bounds_c":{"content":"#include \"bounds.h\"\nint theta_bounds_hold(long long n) {\n const long long cube = n * n * n;\n const long long t = cube - 3 * n * n - n + 1;\n const int lower_ok = cube <= 2 * t;\n const int upper_ok = t <= 2 * cube;\n return n >= 7 && t >= 0 && lower_ok && upper_ok;\n}\n"}},"checks":[{"message":"Encode the lower bound without floating point."},{"message":"Encode the upper bound."},{"message":"Respect the proven threshold n₀=7."}]}}},"quiz":{"theta-needs-both":{"title":"Two-sided requirement","prompt":"What must a Θ proof establish?","hint":"Θ is a tight bound.","help":{"concept":"T must eventually stay between c₁g and c₂g.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Only an upper bound","b":"Only a lower bound","c":"Both lower and upper constant multiples after one threshold","d":"Exact equality for every n"}},"theta-small-negative":{"title":"Why a threshold?","prompt":"Why can the proof ignore small n where T(n) is negative?","hint":"Read the quantifier in the definition.","help":{"concept":"A finite prefix does not affect eventual growth.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Negative values are rounded to zero","b":"Asymptotic definitions only require the inequality for n≥n₀","c":"Θ applies only to even n","d":"c₁ may be negative"}}}},"theta-equivalence-review":{"label":"Θ Equivalence: True or False","summary":"Decide when two expressions describe the same growth class.","cards":{"theta-true-false":{"title":"Θ-Notation: Decide Whether the Classes Match"},"theta-equivalence-animation":{"title":"Strip Constants and Lower-Order Terms"},"check-understanding":{"title":"Check Your Understanding"}},"quiz":{"theta-a":{"title":"n² and n²+7","prompt":"Is Θ(n²)=Θ(n²+7)?","hint":"Compare dominant terms or take a ratio.","help":{"concept":"The added constant is lower order.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"True","b":"False"}},"theta-b":{"title":"n² and 7n²","prompt":"Is Θ(n²)=Θ(7n²)?","hint":"Compare dominant terms or take a ratio.","help":{"concept":"A positive constant multiplier does not change Θ.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"True","b":"False"}},"theta-c":{"title":"7n²+18 and n²","prompt":"Is Θ(7n²+18)=Θ(n²)?","hint":"Compare dominant terms or take a ratio.","help":{"concept":"The quadratic term dominates the constant.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"True","b":"False"}},"theta-d":{"title":"n²+n and n²","prompt":"Is Θ(n²+n)=Θ(n²)?","hint":"Compare dominant terms or take a ratio.","help":{"concept":"The linear term is lower order.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"True","b":"False"}},"theta-e":{"title":"n² and n³","prompt":"Is Θ(n²)=Θ(n³)?","hint":"Compare dominant terms or take a ratio.","help":{"concept":"The ratio n²/n³ tends to zero.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"True","b":"False"}}}}},"c-runtime-analysis-asymptotics-module-4-capstone":{"runtime-analysis-capstone":{"label":"Runtime Analysis Capstone","summary":"Combine exact counting, Θ classification, and a formal bound.","cards":{"capstone-brief":{"title":"Capstone: Analyze New C Fragments from Exact Count to Formal Bound"},"capstone-animation":{"title":"Trace → Exact Formula → Θ → Proof"},"capstone-project":{"title":"Cumulative C Capstone"},"check-understanding":{"title":"Check Your Understanding"}},"projectSteps":{"derive_exact_counts":{"title":"Part 1: Derive Exact Counts"},"classify_dominant_terms":{"title":"Part 2: Classify the Dominant Terms"},"verify_new_theta_proof":{"title":"Part 3: Verify Explicit Θ Constants"}},"finalLab":{"steps":{"derive_exact_counts":{"title":"Part 1: Derive Exact Counts","prompt":"Implement the three exact count functions in `capstone.c`. Do not return only the dominant term.","hint":"Bar2 has row lengths n, n−1, ..., 1.","help":{"concept":"Exact counts preserve all terms and constant factors before asymptotic simplification.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"capstone.h\"\nint main(void) {\n const long long n = 6;\n printf(\"bar1=%lld\\n\", bar1_count(n));\n printf(\"bar2=%lld\\n\", bar2_count(n));\n printf(\"bar3=%lld\\n\", bar3_count(n));\n return 0;\n}\n","solutionCode":"#include \n#include \"capstone.h\"\nint main(void) {\n const long long n = 6;\n printf(\"bar1=%lld\\n\", bar1_count(n));\n printf(\"bar2=%lld\\n\", bar2_count(n));\n printf(\"bar3=%lld\\n\", bar3_count(n));\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"capstone.h\"\nint main(void) {\n const long long n = 6;\n printf(\"bar1=%lld\\n\", bar1_count(n));\n printf(\"bar2=%lld\\n\", bar2_count(n));\n printf(\"bar3=%lld\\n\", bar3_count(n));\n return 0;\n}\n"},"capstone_h":{"content":"#ifndef CAPSTONE_H\n#define CAPSTONE_H\nlong long bar1_count(long long n);\nlong long bar2_count(long long n);\nlong long bar3_count(long long n);\n#endif\n"},"capstone_c":{"content":"#include \"capstone.h\"\nlong long bar1_count(long long n) { (void)n; return 0; }\nlong long bar2_count(long long n) { (void)n; return 0; }\nlong long bar3_count(long long n) { (void)n; return 0; }\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"capstone.h\"\nint main(void) {\n const long long n = 6;\n printf(\"bar1=%lld\\n\", bar1_count(n));\n printf(\"bar2=%lld\\n\", bar2_count(n));\n printf(\"bar3=%lld\\n\", bar3_count(n));\n return 0;\n}\n"},"capstone_h":{"content":"#ifndef CAPSTONE_H\n#define CAPSTONE_H\nlong long bar1_count(long long n);\nlong long bar2_count(long long n);\nlong long bar3_count(long long n);\n#endif\n"},"capstone_c":{"content":"#include \"capstone.h\"\nlong long bar1_count(long long n) { return 5 * n; }\nlong long bar2_count(long long n) { return n * (n + 1) / 2; }\nlong long bar3_count(long long n) { return n + n * n; }\n"}},"checks":[{"message":"Bar1 has fixed width 5."},{"message":"Bar2 uses the sum 1 through n."},{"message":"Bar3 adds its sequential blocks."}]},"classify_dominant_terms":{"title":"Part 2: Classify the Dominant Terms","prompt":"Replace each TODO string with the tight Θ class implied by the exact formulas from Part 1.","hint":"Expand Bar2 and identify the highest power; for Bar3, the larger sequential block dominates.","help":{"concept":"5n is linear. n(n+1)/2 and n+n² are quadratic.","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"classify.h\"\nint main(void) {\n printf(\"bar1=%s\\n\", bar1_theta());\n printf(\"bar2=%s\\n\", bar2_theta());\n printf(\"bar3=%s\\n\", bar3_theta());\n return 0;\n}\n","solutionCode":"#include \n#include \"classify.h\"\nint main(void) {\n printf(\"bar1=%s\\n\", bar1_theta());\n printf(\"bar2=%s\\n\", bar2_theta());\n printf(\"bar3=%s\\n\", bar3_theta());\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"classify.h\"\nint main(void) {\n printf(\"bar1=%s\\n\", bar1_theta());\n printf(\"bar2=%s\\n\", bar2_theta());\n printf(\"bar3=%s\\n\", bar3_theta());\n return 0;\n}\n"},"classify_h":{"content":"#ifndef CLASSIFY_H\n#define CLASSIFY_H\nconst char *bar1_theta(void);\nconst char *bar2_theta(void);\nconst char *bar3_theta(void);\n#endif\n"},"classify_c":{"content":"#include \"classify.h\"\nconst char *bar1_theta(void) { return \"TODO\"; }\nconst char *bar2_theta(void) { return \"TODO\"; }\nconst char *bar3_theta(void) { return \"TODO\"; }\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"classify.h\"\nint main(void) {\n printf(\"bar1=%s\\n\", bar1_theta());\n printf(\"bar2=%s\\n\", bar2_theta());\n printf(\"bar3=%s\\n\", bar3_theta());\n return 0;\n}\n"},"classify_h":{"content":"#ifndef CLASSIFY_H\n#define CLASSIFY_H\nconst char *bar1_theta(void);\nconst char *bar2_theta(void);\nconst char *bar3_theta(void);\n#endif\n"},"classify_c":{"content":"#include \"classify.h\"\nconst char *bar1_theta(void) { return \"Theta(n)\"; }\nconst char *bar2_theta(void) { return \"Theta(n^2)\"; }\nconst char *bar3_theta(void) { return \"Theta(n^2)\"; }\n"}},"checks":[{"message":"Return the linear class for Bar1."},{"message":"Return the quadratic class for Bar2 and Bar3."}]},"verify_new_theta_proof":{"title":"Part 3: Verify Explicit Θ Constants","prompt":"Implement the finite checker for the proposed constants c₁=6, c₂=11, and n₀=1. Then relate each inequality to the algebraic proof in the lesson.","hint":"Compute T(n), then compare it with 6n² and 11n².","help":{"concept":"For n≥1, the lower bound is immediate and the upper bound follows from 3n≤3n² and 2≤2n².","hint_1":"Work from the traced values to an exact count before simplifying.","hint_2":"Run the supplied test harness after each focused change."},"starterCode":"#include \n#include \"proof.h\"\nint main(void) {\n printf(\"c1=6 c2=11 n0=1\\n\");\n printf(\"n=1 %s\\n\", theta_proof_holds(1) ? \"valid\" : \"invalid\");\n printf(\"n=25 %s\\n\", theta_proof_holds(25) ? \"valid\" : \"invalid\");\n return 0;\n}\n","solutionCode":"#include \n#include \"proof.h\"\nint main(void) {\n printf(\"c1=6 c2=11 n0=1\\n\");\n printf(\"n=1 %s\\n\", theta_proof_holds(1) ? \"valid\" : \"invalid\");\n printf(\"n=25 %s\\n\", theta_proof_holds(25) ? \"valid\" : \"invalid\");\n return 0;\n}\n","starterFiles":{"main_c":{"content":"#include \n#include \"proof.h\"\nint main(void) {\n printf(\"c1=6 c2=11 n0=1\\n\");\n printf(\"n=1 %s\\n\", theta_proof_holds(1) ? \"valid\" : \"invalid\");\n printf(\"n=25 %s\\n\", theta_proof_holds(25) ? \"valid\" : \"invalid\");\n return 0;\n}\n"},"proof_h":{"content":"#ifndef PROOF_H\n#define PROOF_H\nint theta_proof_holds(long long n);\n#endif\n"},"proof_c":{"content":"#include \"proof.h\"\nint theta_proof_holds(long long n) {\n (void)n;\n /* TODO: verify 6n^2 <= 6n^2+3n+2 <= 11n^2 for n >= 1. */\n return 0;\n}\n"}},"solutionFiles":{"main_c":{"content":"#include \n#include \"proof.h\"\nint main(void) {\n printf(\"c1=6 c2=11 n0=1\\n\");\n printf(\"n=1 %s\\n\", theta_proof_holds(1) ? \"valid\" : \"invalid\");\n printf(\"n=25 %s\\n\", theta_proof_holds(25) ? \"valid\" : \"invalid\");\n return 0;\n}\n"},"proof_h":{"content":"#ifndef PROOF_H\n#define PROOF_H\nint theta_proof_holds(long long n);\n#endif\n"},"proof_c":{"content":"#include \"proof.h\"\nint theta_proof_holds(long long n) {\n if (n < 1) return 0;\n const long long n2 = n * n;\n const long long t = 6 * n2 + 3 * n + 2;\n return 6 * n2 <= t && t <= 11 * n2;\n}\n"}},"checks":[{"message":"Reject values before n₀."},{"message":"Check the lower bound."},{"message":"Check the upper bound."}]}}},"quiz":{"capstone-method":{"title":"Capstone workflow","prompt":"Which sequence best matches the course method?","hint":"Recall the course title animation.","help":{"concept":"The method makes work visible first and formalizes the bound last.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Guess Θ → skip exact count → test one n","b":"Trace → exact count → simplify → classify → prove","c":"Differentiate every loop","d":"Multiply all visible loops"}},"bar2-shape":{"title":"Bar2 shape","prompt":"What geometric shape represents Bar2’s row lengths?","hint":"Rows shrink from n to 1.","help":{"concept":"The sum n+(n−1)+...+1 forms a triangle.","hint_1":"Trace a small input or simplify the exact expression before choosing.","hint_2":"Check whether the work adds, multiplies, or forms a changing sum."},"options":{"a":"Constant strip","b":"Triangle","c":"Cube","d":"Single point"}}}}}},"git-foundations":{"git-foundations-module-1-start-tracking":{"configure-and-initialize-a-repository":{"label":"Initialize the Community Project Repository","summary":"Turn a two-file folder into a repository on main and configure a repository-local identity.","cards":{"sketch0":{"title":"An Ordinary Folder Becomes a Repository"},"sketch1":{"title":"Repository Metadata Stays Behind the Scenes"},"sketch2":{"title":"Identity Belongs to This Repository"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_configure_and_initialize_a_repository_sketch0":{"title":"Initialize the Community Project","prompt":"The terminal opens inside `community-project/`. The folder contains only `README.md` and `schedule.txt`, and it is not a Git repository yet. Initialize the current folder as a repository whose first branch is `main`. Do not edit or stage either file.","hint":"Create repository metadata in the current folder and name the first branch `main`.","help":{"concept":"`git init -b main` creates the hidden `.git` metadata directory in the current folder and chooses `main` as the first branch. It does not edit, stage, or commit the project files.","hint_1":"The terminal is already at the project root, so no `cd` command is needed.","hint_2":"The result should be a repository with zero commits and two untracked files."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git init -b main","instructions":"The terminal opens inside `community-project/`. The folder contains only `README.md` and `schedule.txt`, and it is not a Git repository yet. Initialize the current folder as a repository whose first branch is `main`. Do not edit or stage either file.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you turn the current folder into a repository whose first branch is `main`?"}}}},"try_configure_and_initialize_a_repository_sketch1":{"title":"Store the Local Author Name","prompt":"The repository now exists. Store the supplied author name `ZoeSkoul Learner` in this repository only. Do not change machine-wide Git settings.","hint":"Use repository-local configuration for the exact supplied name.","help":{"concept":"`git config --local user.name \"ZoeSkoul Learner\"` stores the author name inside this repository. `--local` prevents the course workspace from changing Git settings outside this project.","hint_1":"Keep quotation marks around the name because it contains a space.","hint_2":"Do not use `--global`."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git config --local user.name \"ZoeSkoul Learner\"","instructions":"The repository now exists. Store the supplied author name `ZoeSkoul Learner` in this repository only. Do not change machine-wide Git settings.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you store the supplied author name in this repository only?"}}}},"try_configure_and_initialize_a_repository_sketch2":{"title":"Complete and Verify the Local Identity","prompt":"Store `learner@zoeskoul.local` as the repository-local author email. Then read the local configuration and confirm that both the supplied name and email are present.","hint":"Add the email in the same local scope, then inspect that scope.","help":{"concept":"`git config --local user.email VALUE` stores the email for this repository. `git config --local --list` reads the local settings so you can verify both identity values before the first commit.","hint_1":"Use the exact email `learner@zoeskoul.local`.","hint_2":"The verification output should include both `user.name` and `user.email`."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git config --local user.email \"learner@zoeskoul.local\"\ngit config --local --list","instructions":"Store `learner@zoeskoul.local` as the repository-local author email. Then read the local configuration and confirm that both the supplied name and email are present.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you store the supplied local email?"},"1":{"message":"Did you read the repository-local configuration to verify both values?"}}}}},"practice":{"single-choice-1":{"title":"Repository-Local Identity","prompt":"Why does this course use `git config --local` for the supplied author identity?","hint":"Choose the scope that changes only the current repository, not every repository on the computer.","help":{"concept":"Turn an ordinary project folder into a Git repository on `main`, inspect the metadata Git created, and keep the author identity local to that repository.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"It changes the identity only inside the current repository.","b":"It deletes any existing project history.","c":"It stages every file in the project.","d":"It changes the contents of the project files."}},"single-choice-2":{"title":"Repository Initialization","prompt":"What command is used to initialize a new Git repository?","hint":"Look for the Git command that creates repository metadata in an ordinary folder.","help":{"concept":"Turn an ordinary project folder into a Git repository on `main`, inspect the metadata Git created, and keep the author identity local to that repository.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"git init","b":"git start","c":"git create","d":"git new"}},"drag-reorder-1":{"title":"Order the First Repository Setup","prompt":"Arrange the setup steps in an order that can actually work.","hint":"Start with the state that must exist before the next action can make sense.","help":{"concept":"Turn an ordinary project folder into a Git repository on `main`, inspect the metadata Git created, and keep the author identity local to that repository.","hint_1":"Track how the project moves from working files to a proposed snapshot and then to history.","hint_2":"Read the ordered steps as one continuous repository story."},"tokens":{"t1":"Initialize the project folder as a repository","t2":"Store the repository-local author identity","t3":"Inspect the current repository state"}},"fill-blank-choice-1":{"title":"Git Identity Configuration","prompt":"Complete the command to set the local Git user name: `git config --local user.name [blank1]`","hint":"Choose the term or symbol that matches the exact state described, not a nearby Git concept.","help":{"concept":"Turn an ordinary project folder into a Git repository on `main`, inspect the metadata Git created, and keep the author identity local to that repository.","hint_1":"Pay attention to whether the prompt describes an untracked path, a working-tree edit, staged work, or history.","hint_2":"Read spaces, punctuation, and status columns as meaningful when the question shows Git output."},"template":"git config --local user.name [blank1]","choices":["\"ZoeSkoul Learner\"","\"John Doe\"","\"Jane Smith\"","\"Git User\""]}}},"module-1-field-notes-repository":{"label":"Module Project: Start Volunteer Project History","summary":"Begin the two-file volunteer-project repository and record its first snapshot.","cards":{"sketch0":{"title":"Parallel Project: Volunteer Project"},"project":{"title":"Build the Volunteer Project Baseline"}},"projectSteps":{"try_git_repo_inspection":{"title":"Inspect the Volunteer Project Folder"},"try_git_config":{"title":"Initialize Volunteer Project"},"try_git_init":{"title":"Configure the Volunteer Project Identity"},"try_git_stage_files":{"title":"Stage the Volunteer Project Baseline"},"try_git_commit":{"title":"Commit the Volunteer Project Baseline"}},"moduleProject":{"steps":{"try_git_repo_inspection":{"title":"Inspect the Volunteer Project Folder","prompt":"The project opens inside `volunteer-project/`. Use `pwd` to confirm your current directory, then use `ls` to verify that the folder contains these two plain-text files:\n\n* `README.md`\n* `assignments.txt`\n\nDo not initialize a Git repository yet.","hint":"Verify the project root and its small two-file starting set.","help":{"concept":"`pwd` prints the current directory. `ls` lists visible files in that directory. These terminal commands inspect the ordinary folder before Git is initialized.","hint_1":"The terminal is already inside `volunteer-project/`.","hint_2":"The listing should contain only the two learner files."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"pwd\nls","instructions":"The parallel project opens inside `volunteer-project/`. Confirm the current directory and list its two plain-text files: `README.md` and `assignments.txt`. Do not initialize Git yet.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you confirm the current project directory?"},"1":{"message":"Did you list the two supplied text files?"}}}},"try_git_config":{"title":"Initialize the Volunteer Project","prompt":"The two-file folder is ready and still has no Git repository metadata. Using the command you learned in the previous lesson, initialize a new Git repository with `main` as the initial branch. Do not change either file.","hint":"Reapply the initialization command from the guided project.","help":{"concept":"`git init -b main` creates repository metadata in the current folder and selects `main` as the first branch. The files remain untracked until you stage them.","hint_1":"Do not create another directory.","hint_2":"No commit should exist yet."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git init -b main","instructions":"The two-file folder is ready and still has no repository metadata. Initialize it on `main` without changing either file.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you initialize the current volunteer project on `main`?"}}}},"try_git_init":{"title":"Configure the Volunteer Project Identity","prompt":"Now that you have initialized the local Git repository, configure the commit identity for this repository only. Set the name to `ZoeSkoul Learner` and the email address to `learner@zoeskoul.local`.\n\nDo not change the global Git configuration.","hint":"Use the same two repository-local settings as the guided project.","help":{"concept":"`git config --local user.name VALUE` and `git config --local user.email VALUE` prepare this independent repository to record commits without changing global Git settings.","hint_1":"Use both exact supplied values.","hint_2":"Keep both settings local."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git config --local user.name \"ZoeSkoul Learner\"\ngit config --local user.email \"learner@zoeskoul.local\"","instructions":"Store the supplied name `ZoeSkoul Learner` and email `learner@zoeskoul.local` in this repository only.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you store the supplied local author name?"},"1":{"message":"Did you store the supplied local author email?"}}}},"try_git_stage_files":{"title":"Prepare the Volunteer Baseline","prompt":"The repository has been initialized, and its local commit identity is configured. Now it is time to prepare the first snapshot.\n\nStage only `README.md` and `assignments.txt`. Then, before committing, use the command you learned in the previous lesson to inspect the statistics for the staged changes.","hint":"Prepare the complete two-file baseline and review it.","help":{"concept":"`git add file1 file2` stages both project files.","hint_1":"`git diff --staged --stat` confirms which files the first snapshot would contain without recording it.","hint_2":"The staged summary should contain exactly two files."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git add README.md assignments.txt\ngit diff --staged --stat","instructions":"Stage only `README.md` and `assignments.txt`, then inspect the staged statistics before committing.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage both supplied volunteer files?"},"1":{"message":"Did you inspect the staged file summary?"}}}},"try_git_commit":{"title":"Record and Verify the Volunteer Baseline","prompt":"Now record the prepared two-file snapshot with the commit message `Start volunteer project`.\n\nAfter the commit is created, use the commands you learned earlier to inspect the concise history and confirm that the short status shows no unfinished changes.","hint":"Commit once, then verify history and current state.","help":{"concept":"`git commit -m ...` records the staged files. ","hint_1":"`git log --oneline` verifies the history entry,","hint_2":"and `git status --short` verifies that no tracked work remains unfinished."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git commit -m \"Start volunteer project\"\ngit log --oneline\ngit status --short","instructions":"Record the prepared two-file snapshot with the message `Start volunteer project`. Then inspect concise history and confirm that short status has no unfinished entries.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\ngit -C volunteer-project add -A\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\ngit -C volunteer-project add -A\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nAssignments and meeting times.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the volunteer baseline with the requested message?"},"1":{"message":"Did you inspect the concise history?"},"2":{"message":"Did you verify that no unfinished file entries remain?"}}}}},"title":"Build the Volunteer Project Baseline","description":"This project starts with only README.md and assignments.txt. Reapply the Module 1 workflow in a different repository, then carry that exact history into later module projects."}},"module-1-volunteer-project-history":{"label":"Module Project: Start Volunteer Project History","summary":"Begin the two-file volunteer-project repository and record its first snapshot.","cards":{"sketch0":{"title":"Parallel Project: Volunteer Project"},"project":{"title":"Build the Volunteer Project Baseline"}},"projectSteps":{"try_git_repo_inspection":{"title":"Inspect the Volunteer Project Folder"},"try_git_config":{"title":"Initialize Volunteer Project"},"try_git_init":{"title":"Configure the Volunteer Project Identity"},"try_git_stage_files":{"title":"Stage the Volunteer Project Baseline"},"try_git_commit":{"title":"Commit the Volunteer Project Baseline"}},"moduleProject":{"steps":{"try_git_repo_inspection":{"title":"Inspect the Volunteer Project Folder","prompt":"The project opens inside `volunteer-project/`. Use `pwd` to confirm your current directory, then use `ls` to verify that the folder contains these two plain-text files:\n\n* `README.md`\n* `assignments.txt`\n\nDo not initialize a Git repository yet.","hint":"Verify the project root and its small two-file starting set.","help":{"concept":"`pwd` prints the current directory. `ls` lists visible files in that directory. These terminal commands inspect the ordinary folder before Git is initialized.","hint_1":"The terminal is already inside `volunteer-project/`.","hint_2":"The listing should contain only the two learner files."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"pwd\nls","instructions":"The parallel project opens inside `volunteer-project/`. Confirm the current directory and list its two plain-text files: `README.md` and `assignments.txt`. Do not initialize Git yet.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you confirm the current project directory?"},"1":{"message":"Did you list the two supplied text files?"}}}},"try_git_config":{"title":"Initialize the Volunteer Project","prompt":"The two-file folder is ready and still has no Git repository metadata. Using the command you learned in the previous lesson, initialize a new Git repository with `main` as the initial branch. Do not change either file.","hint":"Reapply the initialization command from the guided project.","help":{"concept":"`git init -b main` creates repository metadata in the current folder and selects `main` as the first branch. The files remain untracked until you stage them.","hint_1":"Do not create another directory.","hint_2":"No commit should exist yet."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git init -b main","instructions":"The two-file folder is ready and still has no repository metadata. Initialize it on `main` without changing either file.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you initialize the current volunteer project on `main`?"}}}},"try_git_init":{"title":"Configure the Volunteer Project Identity","prompt":"Now that you have initialized the local Git repository, configure the commit identity for this repository only. Set the name to `ZoeSkoul Learner` and the email address to `learner@zoeskoul.local`.\n\nDo not change the global Git configuration.","hint":"Use the same two repository-local settings as the guided project.","help":{"concept":"`git config --local user.name VALUE` and `git config --local user.email VALUE` prepare this independent repository to record commits without changing global Git settings.","hint_1":"Use both exact supplied values.","hint_2":"Keep both settings local."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git config --local user.name \"ZoeSkoul Learner\"\ngit config --local user.email \"learner@zoeskoul.local\"","instructions":"Store the supplied name `ZoeSkoul Learner` and email `learner@zoeskoul.local` in this repository only.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you store the supplied local author name?"},"1":{"message":"Did you store the supplied local author email?"}}}},"try_git_stage_files":{"title":"Prepare the Volunteer Baseline","prompt":"The repository has been initialized, and its local commit identity is configured. Now it is time to prepare the first snapshot.\n\nStage only `README.md` and `assignments.txt`. Then, before committing, use the command you learned in the previous lesson to inspect the statistics for the staged changes.","hint":"Prepare the complete two-file baseline and review it.","help":{"concept":"`git add file1 file2` stages both project files.","hint_1":"`git diff --staged --stat` confirms which files the first snapshot would contain without recording it.","hint_2":"The staged summary should contain exactly two files."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git add README.md assignments.txt\ngit diff --staged --stat","instructions":"Stage only `README.md` and `assignments.txt`, then inspect the staged statistics before committing.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage both supplied volunteer files?"},"1":{"message":"Did you inspect the staged file summary?"}}}},"try_git_commit":{"title":"Record and Verify the Volunteer Baseline","prompt":"Now record the prepared two-file snapshot with the commit message `Start volunteer project`.\n\nAfter the commit is created, use the commands you learned earlier to inspect the concise history and confirm that the short status shows no unfinished changes.","hint":"Commit once, then verify history and current state.","help":{"concept":"`git commit -m ...` records the staged files. ","hint_1":"`git log --oneline` verifies the history entry,","hint_2":"and `git status --short` verifies that no tracked work remains unfinished."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git commit -m \"Start volunteer project\"\ngit log --oneline\ngit status --short","instructions":"Record the prepared two-file snapshot with the message `Start volunteer project`. Then inspect concise history and confirm that short status has no unfinished entries.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\ngit -C volunteer-project add -A\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- volunteer-project\nmkdir -p -- volunteer-project\ngit -C volunteer-project init -q -b main\ngit -C volunteer-project config --local user.name 'ZoeSkoul Learner'\ngit -C volunteer-project config --local user.email learner@zoeskoul.local\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\ngit -C volunteer-project add -A\nfind volunteer-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- volunteer-project\nprintf %s '# Volunteer Project\n\nVolunteer coordination notes.\n' > volunteer-project/README.md\nmkdir -p -- volunteer-project\nprintf %s 'Volunteer assignments\n\nWelcome table: Sam\nTraining desk: unassigned\n' > volunteer-project/assignments.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the volunteer baseline with the requested message?"},"1":{"message":"Did you inspect the concise history?"},"2":{"message":"Did you verify that no unfinished file entries remain?"}}}}},"title":"Build the Volunteer Project Baseline","description":"This project starts with only README.md and assignments.txt. Reapply the Module 1 workflow in a different repository, then carry that exact history into later module projects."}},"read-tracked-and-untracked-state":{"label":"Read the Community Project State","summary":"Inspect the two untracked files, stage them, and review the proposed snapshot.","cards":{"sketch0":{"title":"Status Compares Three Layers"},"sketch1":{"title":"Short Status Is a Compact Map"},"sketch2":{"title":"Read the Staged Summary"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_read_tracked_and_untracked_state_sketch0":{"title":"Read the Initial Repository State","prompt":"Ask Git for the full repository report. Use it to confirm that the branch is `main`, no commits exist yet, and `README.md` plus `schedule.txt` are untracked. Do not change repository state.","hint":"Use Git’s full status report as a read-only inspection.","help":{"concept":"`git status` describes the current branch and separates staged, unstaged, and untracked work. Running it does not change any file or repository layer.","hint_1":"Look for the `No commits yet` message and the two untracked file names.","hint_2":"Do not stage either file in this step."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git status","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"instructions":"Ask Git for the full repository report. Use it to confirm that the branch is `main`, no commits exist yet, and `README.md` plus `schedule.txt` are untracked. Do not change repository state.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you ask Git for the full repository report?"}}}},"try_read_tracked_and_untracked_state_sketch1":{"title":"Stage the Two Project Files","prompt":"Prepare the first proposed snapshot by staging only `README.md` and `schedule.txt`. Then inspect compact status and confirm that both paths appear in the staging-area column.","hint":"Name the two project files explicitly, then read compact status.","help":{"concept":"`git add README.md schedule.txt` copies the current versions of those two files into the staging area. `git status --short` compresses repository state into two columns; an `A` in the left column means the file is staged as an addition.","hint_1":"There are only two learner files in this module.","hint_2":"Staging prepares a proposal; it does not create a commit."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git add README.md schedule.txt\ngit status --short","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"instructions":"Prepare the first proposed snapshot by staging only `README.md` and `schedule.txt`. Then inspect compact status and confirm that both paths appear in the staging-area column.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage both `README.md` and `schedule.txt`?"},"1":{"message":"Did you inspect the compact staged state?"}}}},"try_read_tracked_and_untracked_state_sketch2":{"title":"Review the Staged File Summary","prompt":"Both files are staged, but no commit has been created yet. Use the command you learned earlier to inspect the staged summary and confirm that the proposed snapshot contains exactly two files.\n\nDo not create the commit yet.","hint":"Ask Git for a statistics-only view of the staging area.","help":{"concept":"`git diff --staged --stat` summarizes the files and line counts currently in the staging area. `--staged` reads the proposed snapshot, and `--stat` keeps the output compact. The command does not commit anything.","hint_1":"The summary should name `README.md` and `schedule.txt`.","hint_2":"Leave both files staged for the next lesson."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git diff --staged --stat","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\ngit -C community-project add -A\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\ngit -C community-project add -A\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"instructions":"The two files are staged and no commit exists yet. Inspect the staged summary to verify that the proposed snapshot contains exactly two files without recording it.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the staged two-file summary?"}}}}},"practice":{"single-choice-2":{"title":"Understanding git status --short","prompt":"What does the `??` symbol indicate in the output of `git status --short`?","hint":"In short status, two question marks appear beside a file Git has not started tracking.","help":{"concept":"Read full and short status reports to tell untracked files, unstaged edits, staged work, and clean state apart.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"A modified file","b":"A deleted file","c":"An untracked file","d":"A staged file"}},"multi-choice-1":{"title":"Read the Two Columns","prompt":"Which statements about short status are correct? Select all that apply.","hint":"Judge each option independently; choose only the statements that stay true in this exact repository state.","help":{"concept":"Read full and short status reports to tell untracked files, unstaged edits, staged work, and clean state apart.","hint_1":"A partly true option is still wrong if it adds an effect Git does not guarantee.","hint_2":"Use the layer named in the prompt—working tree, staging area, or history—to test each choice."},"options":{"a":"The left column describes staged changes.","b":"The right column describes working-tree changes.","c":"`??` marks an untracked path.","d":"Every listed path has already been committed."}},"fill-blank-choice-1":{"title":"Unstaged Modification Column","prompt":"In short status, an unstaged tracked-file edit uses the letter `[blank1]` in the right column.","hint":"Choose the term or symbol that matches the exact state described, not a nearby Git concept.","help":{"concept":"Read full and short status reports to tell untracked files, unstaged edits, staged work, and clean state apart.","hint_1":"Pay attention to whether the prompt describes an untracked path, a working-tree edit, staged work, or history.","hint_2":"Read spaces, punctuation, and status columns as meaningful when the question shows Git output."},"template":"An unstaged tracked-file edit uses `[blank1]` in the right column.","choices":["M","A","D","??"]},"fill-blank-choice-2":{"title":"Untracked File Marker","prompt":"In short status, a file Git has never tracked begins with `[blank1]`.","hint":"Choose the term or symbol that matches the exact state described, not a nearby Git concept.","help":{"concept":"Read full and short status reports to tell untracked files, unstaged edits, staged work, and clean state apart.","hint_1":"Pay attention to whether the prompt describes an untracked path, a working-tree edit, staged work, or history.","hint_2":"Read spaces, punctuation, and status columns as meaningful when the question shows Git output."},"template":"A file Git has never tracked begins with `[blank1]`.","choices":["??","M ","A ","D "]}}},"why-version-control-matters":{"label":"Why Version Control Matters","summary":"Meet Git, review the small terminal skills you need, and see how three projects build the same inspect-change-verify habit.","cards":{"sketch0":{"title":"Before You Begin"},"sketch1":{"title":"Three Small Projects, One Learning Pattern"}}},"working-tree-staging-and-history":{"label":"Record the First Community Project Snapshot","summary":"Commit the staged two-file baseline and verify its history and clean state.","cards":{"sketch0":{"title":"The Proposal Carries Forward"},"sketch1":{"title":"A Commit Records the Proposal"},"sketch2":{"title":"Verify History and Current State Separately"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_working_tree_staging_and_history_sketch0":{"title":"Record the First Community Snapshot","prompt":"The two project files are already staged. Record that proposal with the commit message `Start community project`. Do not restage or edit anything.","hint":"Commit the prepared staging area with the exact message.","help":{"concept":"`git commit -m \"Start community project\"` records the current staging area as one local history entry. `-m` supplies the commit message directly. Only staged content enters the commit.","hint_1":"Use the message exactly as written.","hint_2":"After the command, the repository should contain one commit."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git commit -m \"Start community project\"","instructions":"The two project files are already staged. Record that proposal with the commit message `Start community project`. Do not restage or edit anything.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\ngit -C community-project add -A\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- community-project\nmkdir -p -- community-project\ngit -C community-project init -q -b main\ngit -C community-project config --local user.name 'ZoeSkoul Learner'\ngit -C community-project config --local user.email learner@zoeskoul.local\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\ngit -C community-project add -A\nfind community-project -mindepth 1 -maxdepth 1 ! -name .git -exec rm -rf -- {} +\nmkdir -p -- community-project\nprintf %s '# Community Project\n\nShared community activities and updates.\n' > community-project/README.md\nmkdir -p -- community-project\nprintf %s 'Community events\n\nSaturday cleanup: 10:00 AM\n' > community-project/schedule.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the staged two-file snapshot with the requested message?"}}}},"try_working_tree_staging_and_history_sketch1":{"title":"Read the First History Entry","prompt":"Read the concise history and confirm that the newest entry is `Start community project`.","hint":"Use the one-line history view.","help":{"concept":"`git log --oneline` lists commits newest first, showing a short identifier and the commit message on one line. It reads history without changing it.","hint_1":"There should be exactly one history entry.","hint_2":"The short identifier can differ; the message is what matters here."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git log --oneline","instructions":"Read the concise history and confirm that the newest entry is `Start community project`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$27"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$28"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you read the concise commit history?"}}}},"try_working_tree_staging_and_history_sketch2":{"title":"Confirm a Clean Working State","prompt":"Inspect compact status after the first commit. A clean repository produces no file entries.","hint":"Read short status and look for an empty result.","help":{"concept":"`git status --short` prints one line per unfinished path. No output means the working tree and staging area match the current commit.","hint_1":"Do not create or edit a file.","hint_2":"The repository should remain at one commit."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git status --short","instructions":"Inspect compact status after the first commit. A clean repository produces no file entries.","starterFiles":{"zoeskoul_setup_sh":{"content":"$29"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$2a"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you verify that no unfinished file entries remain?"}}}}},"practice":{"single-choice-1":{"title":"Identify the Working Tree","prompt":"What is the working tree in Git?","hint":"Choose the layer that contains the project files you can open and edit right now.","help":{"concept":"Follow one edit from the working tree to the staging area and into a named commit, checking each boundary along the way.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"The project files and folders you can currently edit","b":"The proposed snapshot prepared for the next commit","c":"The sequence of recorded commits","d":"The list of patterns Git should ignore"}},"single-choice-2":{"title":"Purpose of the Staging Area","prompt":"What is the purpose of the staging area in Git?","hint":"Choose the layer where selected changes wait before they become a commit.","help":{"concept":"Follow one edit from the working tree to the staging area and into a named commit, checking each boundary along the way.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"To prepare selected changes for the next commit","b":"To store the complete commit history","c":"To display only unstaged line changes","d":"To initialize an ordinary folder"}},"multi-choice-1":{"title":"What a Commit Records","prompt":"Which facts about a commit are correct? Select all that apply.","hint":"Judge each option independently; choose only the statements that stay true in this exact repository state.","help":{"concept":"Follow one edit from the working tree to the staging area and into a named commit, checking each boundary along the way.","hint_1":"A partly true option is still wrong if it adds an effect Git does not guarantee.","hint_2":"Use the layer named in the prompt—working tree, staging area, or history—to test each choice."},"options":{"a":"It records the staged snapshot.","b":"It includes a message and author identity.","c":"It automatically includes every unstaged edit.","d":"It becomes part of repository history."}},"drag-reorder-1":{"title":"Order of Git Workflow","prompt":"Arrange the steps of the Git workflow in the correct order.","hint":"Start with the state that must exist before the next action can make sense.","help":{"concept":"Follow one edit from the working tree to the staging area and into a named commit, checking each boundary along the way.","hint_1":"Track how the project moves from working files to a proposed snapshot and then to history.","hint_2":"Read the ordered steps as one continuous repository story."},"tokens":{"t1":"Edit files in the working tree","t2":"Stage changes in the staging area","t3":"Commit changes to the commit history"}}}}},"git-foundations-module-2-meaningful-history":{"inspect-unstaged-changes-with-diff":{"label":"Add and Inspect Exact Project Changes","summary":"Add one third file, then inspect two supplied text edits without staging them.","cards":{"sketch0":{"title":"Diff Shows Exact Text Changes"},"sketch2":{"title":"Name the File When Focus Matters"},"sketch3":{"title":"Inspect Before You Stage"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_inspect_unstaged_changes_with_diff_sketch0":{"title":"Create the Third Project File","prompt":"The community project continues with the two tracked files from Module 1: `README.md` and `schedule.txt`. The community organizers now need a contact list, but `contacts.txt` does not exist yet.\n\nCreate `community-project/contacts.txt`. Starting on line 1, enter exactly:\n\n```text\nCommunity contacts\n\nHelp desk: 555-0100\n```\nThen use the terminal to:\n\n1. Inspect the short status and confirm that Git shows `?? contacts.txt`.\n2. Stage only `contacts.txt`.\n3. Create a focused commit with the exact message `Add community contacts`.\n\nWhen you finish, the repository should contain three tracked files and two commits. Do not change `README.md` or `schedule.txt`.","hint":"Create and save the exact three-line file first. Then inspect it as untracked, stage only that file, and commit it with the supplied message.","help":{"concept":"An untracked file is not part of history until it is staged and committed. `git status --short` identifies it with `??`; `git add contacts.txt` stages it; `git commit -m \"Add community contacts\"` records it as the repository’s third file.","hint_1":"Do not change `README.md` or `schedule.txt`.","hint_2":"The new commit should add only `contacts.txt`."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git status --short\ngit add contacts.txt\ngit commit -m \"Add community contacts\"","starterFiles":{"zoeskoul_setup_sh":{"content":"$2b"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$2c"}},"instructions":"`community-project/` should begin this lesson with only `README.md` and `schedule.txt`; `contacts.txt` should not exist yet. Create `community-project/contacts.txt`. Starting on line 1, enter exactly these three lines: `Community contacts`, a blank line, and `Help desk: 555-0100`. Save the file.\n\nThen use the terminal to inspect short status, stage only `contacts.txt`, and record it with the exact commit message `Add community contacts`.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the new file before staging it?"},"1":{"message":"Did you stage only `contacts.txt`?"},"2":{"message":"Did you record the contact list as its own commit?"}}}},"try_inspect_unstaged_changes_with_diff_sketch2":{"title":"Change and Inspect the Cleanup Time","prompt":"The cleanup coordinator moved Saturday’s start time earlier so volunteers can finish before an afternoon event. Open `community-project/schedule.txt` and find this line:\n\n`Saturday cleanup: 10:00 AM`\n\nReplace it with:\n\n`Saturday cleanup: 9:30 AM`\n\nSave the file. Then use the command you learned earlier to inspect only the unstaged changes in `schedule.txt`.\n\nDo not stage the file yet.\n","hint":"Make the exact one-line edit, then compare the working copy with the staged version.","help":{"concept":"`git diff -- schedule.txt` shows unstaged line changes for that file. A removed line begins with `-` and an added line begins with `+`. The command is read-only.","hint_1":"Change only the cleanup time.","hint_2":"The diff should show one removed line and one added line."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git diff -- schedule.txt","starterFiles":{"zoeskoul_setup_sh":{"content":"$2d"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$2e"}},"instructions":"Open `community-project/schedule.txt`. Find `Saturday cleanup: 10:00 AM` and replace it with `Saturday cleanup: 9:30 AM`. Save the file. Then inspect only that unstaged change. Do not stage it yet.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the unstaged schedule change?"}}}},"try_inspect_unstaged_changes_with_diff_sketch3":{"title":"Change and Inspect the Help Desk Number","prompt":"The help desk has a new phone number, so the project contact list must be corrected. Open `community-project/contacts.txt` and find this line:\n\n`Help desk: 555-0100`\n\nReplace it with:\n\n`Help desk: 555-0130`. Then use the command you learned earlier to inspect only the unstaged changes in `contacts.txt`.\n\nLeave the changes in both `schedule.txt` and `contacts.txt` unstaged.\n","hint":"Make the exact contact edit and narrow the diff to that path.","help":{"concept":"`git diff -- contacts.txt` limits the unstaged comparison to the contact file even though another file is also modified. Naming the path changes only the output, not repository state.","hint_1":"Do not stage either edit.","hint_2":"The schedule change must remain present for the next topic."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git diff -- contacts.txt","starterFiles":{"zoeskoul_setup_sh":{"content":"$2f"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$30"}},"instructions":"Open `community-project/contacts.txt`. Find `Help desk: 555-0100` and replace it with `Help desk: 555-0130`. Save the file. Then inspect only the contact change. Leave both edits unstaged.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect only the contact-number change?"}}}}},"practice":{"single-choice-1":{"title":"Using git diff","prompt":"When should you use `git diff`?","hint":"Ordinary `git diff` is most useful while a working-tree edit is still unstaged.","help":{"concept":"Move from a file-level status report to a line-level review, and separate unrelated edits before they reach the staging area.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"After the change has already been committed","b":"Before staging a working-tree change","c":"When you want to list earlier commit subjects","d":"When you want to create repository metadata"}},"multi-choice-2":{"title":"Interpreting Diff Output","prompt":"Which symbol in `git diff` output indicates a line has been added?","hint":"Choose the one answer that describes this command or concept precisely.","help":{"concept":"Move from a file-level status report to a line-level review, and separate unrelated edits before they reach the staging area.","hint_1":"Remove choices that act on a different repository layer or promise behavior Git does not provide.","hint_2":"Prefer the exact definition used in this chapter over a nearby Git idea."},"options":{"a":"-","b":"+","c":"*","d":"/"}},"fill-blank-choice-1":{"title":"Symbol for Removed Lines","prompt":"In `git diff`, lines that have been removed are indicated by the symbol `[blank1]`.","hint":"Choose the term or symbol that matches the exact state described, not a nearby Git concept.","help":{"concept":"Move from a file-level status report to a line-level review, and separate unrelated edits before they reach the staging area.","hint_1":"Pay attention to whether the prompt describes an untracked path, a working-tree edit, staged work, or history.","hint_2":"Read spaces, punctuation, and status columns as meaningful when the question shows Git output."},"template":"In `git diff`, lines that have been removed are indicated by the symbol `[blank1]`.","choices":["-","+","*","/"]},"fill-blank-choice-2":{"title":"Purpose of git diff","prompt":"The primary purpose of `git diff` is to show changes in the [blank1] that are not yet staged.","hint":"Choose the term or symbol that matches the exact state described, not a nearby Git concept.","help":{"concept":"Move from a file-level status report to a line-level review, and separate unrelated edits before they reach the staging area.","hint_1":"Pay attention to whether the prompt describes an untracked path, a working-tree edit, staged work, or history.","hint_2":"Read spaces, punctuation, and status columns as meaningful when the question shows Git output."},"template":"The primary purpose of `git diff` is to show changes in the [blank1] that are not yet staged.","choices":["working tree","staging area","commit history","ignore file"]}}},"module-2-community-website-history":{"label":"Module Project: Build Volunteer Project History","summary":"Add one file and record two focused volunteer-project updates.","cards":{"sketch0":{"title":"Continue Volunteer Project"},"project":{"title":"Build Focused Volunteer Project History"}},"projectSteps":{"try_module_2_community_website_history_sketch0":{"title":"Edit the Signup Schedule Entry"},"try_module_2_community_website_history_sketch1":{"title":"Commit the Signup Schedule Entry"},"try_module_2_community_website_history_sketch2":{"title":"Edit the Help Desk Number"},"try_module_2_community_website_history_sketch3":{"title":"Stage and Review the Styles"},"try_module_2_community_website_history_sketch4":{"title":"Commit the Styles Separately"},"try_module_2_community_website_history_sketch5":{"title":"Audit the Volunteer Project History"}},"moduleProject":{"steps":{"try_module_2_community_website_history_sketch0":{"title":"Add the Meeting-Times File","prompt":"Continue `volunteer-project/` from its Module 1 snapshot. Create `meeting-times.txt` with exactly three lines: `Volunteer meeting times`, a blank line, and `Orientation: Saturday 10:00 AM`. Save it, stage it, and commit it with the message `Add volunteer meeting times`.","hint":"Add only the supplied third file and record it separately.","help":{"concept":"This step reuses the familiar new-file workflow: create the exact text, stage the path, and commit it. The repository grows from two files to three without introducing unrelated content.","hint_1":"Do not edit `README.md` or `assignments.txt`.","hint_2":"The new commit should add only `meeting-times.txt`."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git status --short\ngit add meeting-times.txt\ngit commit -m \"Add volunteer meeting times\"","instructions":"Continue `volunteer-project/` from its Module 1 snapshot. Create `meeting-times.txt` with exactly three lines: `Volunteer meeting times`, a blank line, and `Orientation: Saturday 10:00 AM`. Save it, stage it, and commit it with the message `Add volunteer meeting times`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$31"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$32"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the new meeting-times file?"},"1":{"message":"Did you stage only the new meeting-times file?"},"2":{"message":"Did you record the third file as its own commit?"}}}},"try_module_2_community_website_history_sketch1":{"title":"Inspect the Assignment Change","prompt":"Open `volunteer-project/assignments.txt`. Replace `Training desk: unassigned` with `Training desk: Riley`. Save the file, then inspect its unstaged diff.","hint":"Make the exact one-line change and review it before staging.","help":{"concept":"`git diff -- assignments.txt` shows the unstaged assignment change and leaves repository state untouched.","hint_1":"Do not change the welcome-table assignment.","hint_2":"Leave the edit unstaged for the next step."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git diff -- assignments.txt","instructions":"Open `volunteer-project/assignments.txt`. Replace `Training desk: unassigned` with `Training desk: Riley`. Save the file, then inspect its unstaged diff.","starterFiles":{"zoeskoul_setup_sh":{"content":"$33"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$34"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the assignment change before staging it?"}}}},"try_module_2_community_website_history_sketch2":{"title":"Stage and Review the Assignment Change","prompt":"Stage only `assignments.txt`, then inspect its staged diff.","hint":"Prepare and review one focused purpose.","help":{"concept":"`git add assignments.txt` moves the edit into the staging area. `git diff --staged -- assignments.txt` verifies exactly what the next commit would record.","hint_1":"No other file should be staged.","hint_2":"Do not commit yet."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git add assignments.txt\ngit diff --staged -- assignments.txt","instructions":"Stage only `assignments.txt`, then inspect its staged diff.","starterFiles":{"zoeskoul_setup_sh":{"content":"$35"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$36"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage only the assignment change?"},"1":{"message":"Did you review the staged assignment change?"}}}},"try_module_2_community_website_history_sketch3":{"title":"Commit the Assignment Change","prompt":"Record the staged assignment update with the message `Update volunteer assignments`.","hint":"Commit the prepared one-file snapshot.","help":{"concept":"`git commit -m \"Update volunteer assignments\"` records the staged assignment change and leaves the repository ready for the meeting-time update.","hint_1":"Use the exact message.","hint_2":"The repository should be clean immediately afterward."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git commit -m \"Update volunteer assignments\"","instructions":"Record the staged assignment update with the message `Update volunteer assignments`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$37"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$38"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the assignment update as its own commit?"}}}},"try_module_2_community_website_history_sketch4":{"title":"Move the Orientation Earlier","prompt":"Open `volunteer-project/meeting-times.txt`. Replace `Orientation: Saturday 10:00 AM` with `Orientation: Saturday 9:30 AM`. Save the file. Inspect the unstaged diff, stage the file, review the staged diff, and commit it with the message `Update volunteer meeting time`.","hint":"Follow the complete inspect, stage, review, commit workflow for the exact time change.","help":{"concept":"`git diff` reviews the working-tree edit, `git add` prepares it, `git diff --staged` reviews the proposal, and `git commit` records the focused snapshot.","hint_1":"Do not edit another file.","hint_2":"The new commit should affect only `meeting-times.txt`."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git diff -- meeting-times.txt\ngit add meeting-times.txt\ngit diff --staged -- meeting-times.txt\ngit commit -m \"Update volunteer meeting time\"","instructions":"Open `volunteer-project/meeting-times.txt`. Replace `Orientation: Saturday 10:00 AM` with `Orientation: Saturday 9:30 AM`. Save the file. Inspect the unstaged diff, stage the file, review the staged diff, and commit it with the message `Update volunteer meeting time`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$39"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$3a"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the meeting-time change?"},"1":{"message":"Did you stage the meeting-time change?"},"2":{"message":"Did you review the staged meeting-time change?"},"3":{"message":"Did you record the meeting-time update separately?"}}}},"try_module_2_community_website_history_sketch5":{"title":"Audit the Volunteer Project History","prompt":"Inspect the concise history, the newest commit summary, and final short status. Confirm that the repository contains four focused commits and no unfinished tracked work.","hint":"Verify timeline, latest snapshot, and current state.","help":{"concept":"`git log --oneline` audits the sequence, `git show --stat --oneline HEAD` audits the newest snapshot, and `git status --short` verifies the handoff is clean.","hint_1":"The newest message should be `Update volunteer meeting time`.","hint_2":"Short status should produce no file entries."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git log --oneline\ngit show --stat --oneline HEAD\ngit status --short","instructions":"Inspect the concise history, the newest commit summary, and final short status. Confirm that the repository contains four focused commits and no unfinished tracked work.","starterFiles":{"zoeskoul_setup_sh":{"content":"$3b"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$3c"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the volunteer history?"},"1":{"message":"Did you inspect the newest snapshot summary?"},"2":{"message":"Did you verify a clean current state?"}}}}},"description":"Continue the same volunteer-project repository. Add one third file, then create two focused text changes without introducing unrelated files.","title":"Build Focused Volunteer Project History"}},"module-2-volunteer-project-history":{"label":"Module Project: Build Volunteer Project History","summary":"Add one file and record two focused volunteer-project updates.","cards":{"sketch0":{"title":"Continue Volunteer Project"},"project":{"title":"Build Focused Volunteer Project History"}},"projectSteps":{"try_module_2_community_website_history_sketch0":{"title":"Edit the Signup Schedule Entry"},"try_module_2_community_website_history_sketch1":{"title":"Commit the Signup Schedule Entry"},"try_module_2_community_website_history_sketch2":{"title":"Edit the Help Desk Number"},"try_module_2_community_website_history_sketch3":{"title":"Stage and Review the Styles"},"try_module_2_community_website_history_sketch4":{"title":"Commit the Styles Separately"},"try_module_2_community_website_history_sketch5":{"title":"Audit the Volunteer Project History"}},"moduleProject":{"steps":{"try_module_2_community_website_history_sketch0":{"title":"Add the Meeting-Times File","prompt":"Continue `volunteer-project/` from its Module 1 snapshot. Create `meeting-times.txt` with exactly three lines: `Volunteer meeting times`, a blank line, and `Orientation: Saturday 10:00 AM`. Save it, stage it, and commit it with the message `Add volunteer meeting times`.","hint":"Add only the supplied third file and record it separately.","help":{"concept":"This step reuses the familiar new-file workflow: create the exact text, stage the path, and commit it. The repository grows from two files to three without introducing unrelated content.","hint_1":"Do not edit `README.md` or `assignments.txt`.","hint_2":"The new commit should add only `meeting-times.txt`."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git status --short\ngit add meeting-times.txt\ngit commit -m \"Add volunteer meeting times\"","instructions":"Continue `volunteer-project/` from its Module 1 snapshot. Create `meeting-times.txt` with exactly three lines: `Volunteer meeting times`, a blank line, and `Orientation: Saturday 10:00 AM`. Save it, stage it, and commit it with the message `Add volunteer meeting times`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$3d"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$3e"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the new meeting-times file?"},"1":{"message":"Did you stage only the new meeting-times file?"},"2":{"message":"Did you record the third file as its own commit?"}}}},"try_module_2_community_website_history_sketch1":{"title":"Inspect the Assignment Change","prompt":"Riley has agreed to manage the training desk. Open `volunteer-project/assignments.txt`. Replace `Training desk: unassigned` with `Training desk: Riley`. Save the file, then inspect its unstaged diff.","hint":"Make the exact one-line change and review it before staging.","help":{"concept":"`git diff -- assignments.txt` shows the unstaged assignment change and leaves repository state untouched.","hint_1":"Do not change the welcome-table assignment.","hint_2":"Leave the edit unstaged for the next step."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git diff -- assignments.txt","instructions":"Riley has agreed to manage the training desk. Open `volunteer-project/assignments.txt`. Replace `Training desk: unassigned` with `Training desk: Riley`. Save the file, then inspect its unstaged diff.","starterFiles":{"zoeskoul_setup_sh":{"content":"$3f"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$40"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the assignment change before staging it?"}}}},"try_module_2_community_website_history_sketch2":{"title":"Stage and Review the Assignment Change","prompt":"Stage only `assignments.txt`, then inspect its staged diff.","hint":"Prepare and review one focused purpose.","help":{"concept":"`git add assignments.txt` moves the edit into the staging area. `git diff --staged -- assignments.txt` verifies exactly what the next commit would record.","hint_1":"No other file should be staged.","hint_2":"Do not commit yet."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git add assignments.txt\ngit diff --staged -- assignments.txt","instructions":"Stage only `assignments.txt`, then inspect its staged diff.","starterFiles":{"zoeskoul_setup_sh":{"content":"$41"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$42"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage only the assignment change?"},"1":{"message":"Did you review the staged assignment change?"}}}},"try_module_2_community_website_history_sketch3":{"title":"Commit the Assignment Change","prompt":"Record the staged assignment update with the message `Update volunteer assignments`.","hint":"Commit the prepared one-file snapshot.","help":{"concept":"`git commit -m \"Update volunteer assignments\"` records the staged assignment change and leaves the repository ready for the meeting-time update.","hint_1":"Use the exact message.","hint_2":"The repository should be clean immediately afterward."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git commit -m \"Update volunteer assignments\"","instructions":"Record the staged assignment update with the message `Update volunteer assignments`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$43"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$44"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the assignment update as its own commit?"}}}},"try_module_2_community_website_history_sketch4":{"title":"Move the Orientation Earlier","prompt":"The orientation coordinator moved the session earlier so setup can finish before visitors arrive. Open `volunteer-project/meeting-times.txt`. Replace `Orientation: Saturday 10:00 AM` with `Orientation: Saturday 9:30 AM`. Save the file. Inspect the unstaged diff, stage the file, review the staged diff, and commit it with the message `Update volunteer meeting time`.","hint":"Follow the complete inspect, stage, review, commit workflow for the exact time change.","help":{"concept":"`git diff` reviews the working-tree edit, `git add` prepares it, `git diff --staged` reviews the proposal, and `git commit` records the focused snapshot.","hint_1":"Do not edit another file.","hint_2":"The new commit should affect only `meeting-times.txt`."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git diff -- meeting-times.txt\ngit add meeting-times.txt\ngit diff --staged -- meeting-times.txt\ngit commit -m \"Update volunteer meeting time\"","instructions":"The orientation coordinator moved the session earlier so setup can finish before visitors arrive. Open `volunteer-project/meeting-times.txt`. Replace `Orientation: Saturday 10:00 AM` with `Orientation: Saturday 9:30 AM`. Save the file. Inspect the unstaged diff, stage the file, review the staged diff, and commit it with the message `Update volunteer meeting time`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$45"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$46"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the meeting-time change?"},"1":{"message":"Did you stage the meeting-time change?"},"2":{"message":"Did you review the staged meeting-time change?"},"3":{"message":"Did you record the meeting-time update separately?"}}}},"try_module_2_community_website_history_sketch5":{"title":"Audit the Volunteer Project History","prompt":"Inspect the concise history, the newest commit summary, and final short status. Confirm that the repository contains four focused commits and no unfinished tracked work.","hint":"Verify timeline, latest snapshot, and current state.","help":{"concept":"`git log --oneline` audits the sequence, `git show --stat --oneline HEAD` audits the newest snapshot, and `git status --short` verifies the handoff is clean.","hint_1":"The newest message should be `Update volunteer meeting time`.","hint_2":"Short status should produce no file entries."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git log --oneline\ngit show --stat --oneline HEAD\ngit status --short","instructions":"Inspect the concise history, the newest commit summary, and final short status. Confirm that the repository contains four focused commits and no unfinished tracked work.","starterFiles":{"zoeskoul_setup_sh":{"content":"$47"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$48"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the volunteer history?"},"1":{"message":"Did you inspect the newest snapshot summary?"},"2":{"message":"Did you verify a clean current state?"}}}}},"description":"Continue the same volunteer-project repository. Add one third file, then create two focused text changes without introducing unrelated files.","title":"Build Focused Volunteer Project History"}},"read-history-with-log-and-show":{"label":"Read the History You Built","summary":"Inspect the community-project history and committed file content without changing state.","cards":{"sketch0":{"title":"Read the Project Timeline"},"sketch1":{"title":"HEAD Names the Current Snapshot"},"sketch2":{"title":"Show Can Read Committed Content"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_read_history_with_log_and_show_sketch0":{"title":"Read the Four-Commit Timeline","prompt":"Read the commit messages from top to bottom and confirm that they appear in this order:\n\n1. `Update community contacts`\n2. `Update community schedule`\n3. `Add community contacts`\n4. `Start community project`\n\nTogether, these messages tell the story of how the project developed without requiring you to open each file.\n","hint":"Use the one-line history view.","help":{"concept":"`git log --oneline` lists commits newest first. It lets you audit the sequence of focused snapshots without changing repository state.","hint_1":"There should be four entries.","hint_2":"Check the messages rather than memorizing commit identifiers."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git log --oneline","instructions":"Read the concise history. Confirm that the newest entries are the contact update, the schedule update, the added contact file, and the original project snapshot.","starterFiles":{"zoeskoul_setup_sh":{"content":"$49"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$4a"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you read the four-entry timeline?"}}}},"try_read_history_with_log_and_show_sketch1":{"title":"Inspect the Latest Snapshot Summary","prompt":"Use `git show --stat --oneline HEAD` to inspect that commit. The output combines its commit message with a compact summary of the file changed in the snapshot.\n\nConfirm that the newest commit is `Update community contacts` and that its statistics include only `contacts.txt`.","hint":"Ask Git to show `HEAD` with a one-line subject and file statistics.","help":{"concept":"`HEAD` names the current commit. `git show --stat --oneline HEAD` displays its subject plus a compact summary of the files changed in that snapshot.","hint_1":"The latest commit should concern `contacts.txt`.","hint_2":"This inspection must not change status."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git show --stat --oneline HEAD","instructions":"Inspect the newest commit and its compact file statistics.","starterFiles":{"zoeskoul_setup_sh":{"content":"$4b"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$4c"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the latest commit summary?"}}}},"try_read_history_with_log_and_show_sketch2":{"title":"Read a File from the Latest Snapshot","prompt":"Read the committed version of `contacts.txt` directly from `HEAD` without opening or changing the working file.","hint":"Use Git’s `commit:path` form.","help":{"concept":"`git show HEAD:contacts.txt` prints that file exactly as stored in the current commit. It reads history and leaves the working tree untouched.","hint_1":"The output should contain `Help desk: 555-0130`.","hint_2":"Do not redirect the output into a file."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git show HEAD:contacts.txt","instructions":"Read the committed version of `contacts.txt` directly from `HEAD` without opening or changing the working file.","starterFiles":{"zoeskoul_setup_sh":{"content":"$4d"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$4e"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you read the committed contact file from `HEAD`?"}}}}},"practice":{"single-choice-1":{"title":"HEAD in Git","prompt":"What does `HEAD` identify in this course?","hint":"`HEAD` points to the commit currently checked out, not to the staging area or the first commit.","help":{"concept":"Scan the repository timeline, open one checkpoint, understand `HEAD`, and move between overview and detail.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"The first commit ever recorded","b":"The staging area","c":"The currently checked-out commit","d":"The list of ignored paths"}},"multi-choice-1":{"title":"Understanding git log --oneline","prompt":"What information does `git log --oneline` provide?","hint":"Choose the one answer that describes this command or concept precisely.","help":{"concept":"Scan the repository timeline, open one checkpoint, understand `HEAD`, and move between overview and detail.","hint_1":"Remove choices that act on a different repository layer or promise behavior Git does not provide.","hint_2":"Prefer the exact definition used in this chapter over a nearby Git idea."},"options":{"a":"A full line-by-line diff for every commit","b":"A compact one-line summary of each commit","c":"Only the files currently in the staging area","d":"Only the untracked files in the working tree"}},"multi-choice-2":{"title":"Purpose of git show","prompt":"What is the primary purpose of the `git show` command?","hint":"Choose the one answer that describes this command or concept precisely.","help":{"concept":"Scan the repository timeline, open one checkpoint, understand `HEAD`, and move between overview and detail.","hint_1":"Remove choices that act on a different repository layer or promise behavior Git does not provide.","hint_2":"Prefer the exact definition used in this chapter over a nearby Git idea."},"options":{"a":"To list every commit as one short line","b":"To display the details of a selected commit","c":"To initialize an ordinary project folder","d":"To stage every current file"}},"drag-reorder-1":{"title":"Order of Git Commands","prompt":"Arrange the following Git commands in the order you would use them to inspect a commit's history and details.","hint":"Start with the state that must exist before the next action can make sense.","help":{"concept":"Scan the repository timeline, open one checkpoint, understand `HEAD`, and move between overview and detail.","hint_1":"Track how the project moves from working files to a proposed snapshot and then to history.","hint_2":"Read the ordered steps as one continuous repository story."},"tokens":{"t1":"git log --oneline","t2":"git show HEAD"}}}},"stage-intentionally":{"label":"Stage One Purpose at a Time","summary":"Separate two supplied community-project purposes into focused snapshots.","cards":{"sketch0":{"title":"One Project Can Hold Several Purposes"},"sketch1":{"title":"Stage the First Purpose by Name"},"sketch2":{"title":"Review the Staged Snapshot"},"sketch3":{"title":"Commit, Then Continue"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_stage_intentionally_sketch0":{"title":"Stage Only the Schedule Purpose","prompt":"A focused commit should contain one clear purpose. Use `git add schedule.txt` to stage only the schedule update. The contact change must remain unstaged in the working tree.\n\nAfter staging, the proposed snapshot should contain only the change to `schedule.txt`. Do not commit it yet.","hint":"Name the schedule path explicitly.","help":{"concept":"`git add schedule.txt` copies only the current schedule into the staging area. The contact edit stays unstaged, allowing the two purposes to become separate commits.","hint_1":"Do not use `git add .`.","hint_2":"After staging, short status would show one staged edit and one unstaged edit."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git add schedule.txt","starterFiles":{"zoeskoul_setup_sh":{"content":"$4f"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$50"}},"instructions":"Two unrelated edits are present: the cleanup time in `schedule.txt` and the help-desk number in `contacts.txt`. Stage only `schedule.txt` so the first proposed snapshot contains one purpose.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage only the schedule change?"}}}},"try_stage_intentionally_sketch1":{"title":"Review the Proposed Schedule Snapshot","prompt":"Inspect only the staged change in `schedule.txt` before committing. The unstaged edit in `contacts.txt` must remain outside this comparison.\n\nDo not create the commit yet.\n","hint":"Read the staging-area diff for `schedule.txt`.","help":{"concept":"`git diff --staged -- schedule.txt` compares the staged schedule with the current commit. `--staged` is essential here because ordinary `git diff` reads unstaged work instead.","hint_1":"The output should show only the cleanup-time change.","hint_2":"Do not commit yet."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git diff --staged -- schedule.txt","starterFiles":{"zoeskoul_setup_sh":{"content":"$51"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$52"}},"instructions":"Inspect the staged schedule change before committing it. The unstaged contact edit must remain outside this comparison.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you review the staged schedule snapshot?"}}}},"try_stage_intentionally_sketch2":{"title":"Commit the Schedule Separately","prompt":"Now record the staged schedule update with the exact commit message `Update community schedule`.\n\nBecause only `schedule.txt` is staged, the commit will not include the unrelated change in `contacts.txt`.\n\nAfter committing, inspect the short status. Confirm that only the unstaged contact edit remains unfinished, proving that Git committed only the prepared schedule change.\n","hint":"Commit the current staging area, then inspect what remains.","help":{"concept":"`git commit -m \"Update community schedule\"` records only the staged schedule. `git status --short` then reveals the still-unstaged contact edit, proving the commit boundary stayed focused.","hint_1":"Do not stage `contacts.txt` before this commit.","hint_2":"The repository should gain one commit and retain one unstaged edit."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git commit -m \"Update community schedule\"\ngit status --short","starterFiles":{"zoeskoul_setup_sh":{"content":"$53"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$54"}},"instructions":"Record the staged schedule change with the message `Update community schedule`. Then inspect short status and confirm that only the contact edit remains unfinished.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the schedule as its own commit?"},"1":{"message":"Did you verify that the contact edit remains unstaged?"}}}},"try_stage_intentionally_sketch3":{"title":"Record the Contact Change Separately","prompt":"Stage only `contacts.txt`, inspect its staged change, and then create a commit with the exact message `Update community contacts`.\n\nWhen you finish, the contact update should be recorded in its own commit.\n","hint":"Prepare, inspect, and commit the remaining single-purpose change.","help":{"concept":"`git add contacts.txt` stages the remaining edit. `git diff --staged -- contacts.txt` reviews the proposal, and the commit records it as a separate history entry.","hint_1":"The staged diff should contain only the phone-number update.","hint_2":"The final repository state should be clean."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git add contacts.txt\ngit diff --staged -- contacts.txt\ngit commit -m \"Update community contacts\"","starterFiles":{"zoeskoul_setup_sh":{"content":"$55"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$56"}},"instructions":"Stage `contacts.txt`, review its staged diff, and record it with the message `Update community contacts`.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the remaining contact change?"},"1":{"message":"Did you review the staged contact change?"},"2":{"message":"Did you record the contact update separately?"}}}}},"practice":{"single-choice-1":{"title":"Choose a Focused Snapshot","prompt":"Two unrelated files are modified. What best keeps the next commit focused?","hint":"A focused commit starts by staging only the file or files that serve the same purpose.","help":{"concept":"Build the next snapshot one purpose at a time, review the staged version, and reverse a staging decision without losing work.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"Stage only the changes that serve one shared purpose.","b":"To commit changes automatically","c":"To discard every working-tree change","d":"To list the recorded commit history"}},"multi-choice-1":{"title":"A Coherent Snapshot","prompt":"Which practices help keep a commit focused? Select all that apply.","hint":"Judge each option independently; choose only the statements that stay true in this exact repository state.","help":{"concept":"Build the next snapshot one purpose at a time, review the staged version, and reverse a staging decision without losing work.","hint_1":"A partly true option is still wrong if it adds an effect Git does not guarantee.","hint_2":"Use the layer named in the prompt—working tree, staging area, or history—to test each choice."},"options":{"a":"Stage files that serve the same project result.","b":"Review the staged snapshot before committing.","c":"Stage every changed file so status becomes quiet.","d":"Use a subject that describes the result."}},"multi-choice-2":{"title":"Inspect the Staged Boundary","prompt":"Which commands can help verify what is staged?","hint":"Choose the one answer that describes this command or concept precisely.","help":{"concept":"Build the next snapshot one purpose at a time, review the staged version, and reverse a staging decision without losing work.","hint_1":"Remove choices that act on a different repository layer or promise behavior Git does not provide.","hint_2":"Prefer the exact definition used in this chapter over a nearby Git idea."},"options":{"a":"git diff --staged","b":"git diff --staged --name-only","c":"git status --short","d":"git init"}},"fill-blank-1":{"title":"Write a Focused Commit Subject","prompt":"The staged change expands the community cleanup time. Complete the subject: `git commit -m \"[blank1]\"`.","hint":"Choose the term or symbol that matches the exact state described, not a nearby Git concept.","help":{"concept":"Build the next snapshot one purpose at a time, review the staged version, and reverse a staging decision without losing work.","hint_1":"Pay attention to whether the prompt describes an untracked path, a working-tree edit, staged work, or history.","hint_2":"Read spaces, punctuation, and status columns as meaningful when the question shows Git output."},"template":"git commit -m \"[blank1]\"","choices":["Update community cleanup time","changes","update files","work in progress"]}}}},"git-foundations-module-3-manage-tracked-files":{"ignore-generated-files":{"label":"Keep Generated Files Out of History","summary":"Add one generated file, introduce one ignore rule, and stop tracking generated output safely.","cards":{"sketch0":{"title":"Ignore Rules Describe Untracked Noise"},"sketch2":{"title":"Tracked Files Need an Extra Step"},"sketch3":{"title":"The Policy Is Project Source"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_ignore_generated_files_sketch0":{"title":"Add a Generated Summary Once","prompt":"To simulate output from the project’s summary tool, create `community-project/generated/summary.txt`. Starting on line 1, enter exactly:\n\n```text\nGenerated summary\n\nCreated automatically from project notes.\n```\n\nSave the file. Then use the terminal to:\n\n1. Inspect the short status and confirm that Git identifies the new file.\n2. Stage only `generated/summary.txt`.\n3. Create a commit with the exact message `Add generated summary`.\n\nThe next steps will reconsider whether an automatically generated file should remain tracked.\n","hint":"Create the supplied generated file and record it so the next lesson can correct that tracking decision.","help":{"concept":"Git can track any text file, even one that can be regenerated. This step intentionally records the summary so you can later learn why an ignore rule alone does not stop tracking an existing path.","hint_1":"Do not create any other generated file yet.","hint_2":"The commit should add only `generated/summary.txt`."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git status --short\ngit add generated/summary.txt\ngit commit -m \"Add generated summary\"","instructions":"Create `community-project/generated/summary.txt`. Starting on line 1, enter exactly three lines: `Generated summary`, a blank line, and `Created automatically from project notes.` Save it. Inspect short status, stage the file, and commit it with the message `Add generated summary`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$57"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$58"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the new generated summary?"},"1":{"message":"Did you stage only the generated summary?"},"2":{"message":"Did you record the generated summary once?"}}}},"try_ignore_generated_files_sketch2":{"title":"Apply the Ignore Rule to Tracked Output","prompt":"$59","hint":"Track the policy, remove only the summary’s index entry, and verify that the local file is now ignored.","help":{"concept":"A `.gitignore` line containing `generated/` matches untracked files in that folder. Because `summary.txt` was already tracked, `git rm --cached generated/summary.txt` is also required. `--cached` removes the index entry while preserving the working file.","hint_1":"Do not use plain `git rm`, which would delete the local file.","hint_2":"The ignored summary should appear with `!!` when ignored paths are shown."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git add .gitignore\ngit rm --cached generated/summary.txt\ngit status --short --ignored","instructions":"Create `community-project/.gitignore` with exactly `generated/` on line 1. Save it. Stage `.gitignore`, then stop tracking `generated/summary.txt` without deleting its local file. Inspect status with ignored paths included. Do not commit yet.","starterFiles":{"zoeskoul_setup_sh":{"content":"$5a"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$5b"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the ignore policy?"},"1":{"message":"Did you stop tracking the summary without deleting it?"},"2":{"message":"Did you verify that the local summary is now ignored?"}}}},"try_ignore_generated_files_sketch3":{"title":"Record the Ignore Policy","prompt":"Record the staged changes with the exact commit message:\n\n```bash\ngit commit -m \"Ignore generated output\"\n```\n\nThen inspect the normal short status.\n\nA clean result confirms that the ignore policy was committed and that no tracked changes remain unfinished. The generated summary still exists on the local computer, but Git now leaves it out of ordinary status results and future staging.","hint":"Commit the prepared policy change and verify the tracked state.","help":{"concept":"`git commit -m \"Ignore generated output\"` records `.gitignore` and removes the generated summary from the current tracked snapshot. The local summary remains on disk, ignored by the new rule.","hint_1":"Do not delete `generated/summary.txt`.","hint_2":"Normal short status should produce no entries."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git commit -m \"Ignore generated output\"\ngit status --short","instructions":"The ignore policy and generated-file untracking are staged. Record them with the message `Ignore generated output`, then confirm that normal short status is clean.","starterFiles":{"zoeskoul_setup_sh":{"content":"$5c"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$5d"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the ignore policy and tracked-file cleanup?"},"1":{"message":"Did you verify that normal status is clean?"}}}}},"practice":{"ignore-generated-files-single-choice-0":{"title":"Purpose of .gitignore","prompt":"What is the primary purpose of a `.gitignore` file in a Git repository?","hint":"A `.gitignore` rule prevents matching untracked paths from entering ordinary staging and status workflows.","help":{"concept":"Write narrow ignore rules, prove which rule matches, and separate “ignored” from “already tracked.”","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"To track changes in all files","b":"To ignore specific files and directories","c":"To delete files from the repository","d":"To rename files in the repository"}},"ignore-generated-files-single-choice-1":{"title":"Effect of Adding to .gitignore","prompt":"What happens when you add a file to `.gitignore` that has already been committed?","hint":"Ignore rules do not retroactively untrack a file that is already part of repository history.","help":{"concept":"Write narrow ignore rules, prove which rule matches, and separate “ignored” from “already tracked.”","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"The file is automatically deleted from the repository","b":"The file is untracked and removed from history","c":"The file remains tracked and in history","d":"The file is renamed in the repository"}},"ignore-generated-files-multi-choice-0":{"title":"Verify the Ignore Policy","prompt":"Which statements describe the generated-file policy in this lesson? Select all that apply.","hint":"Separate the local file from Git tracking: the summary stays on disk while the ignore rule keeps it out of future snapshots.","help":{"concept":"Write narrow ignore rules, prove which rule matches, and separate “ignored” from “already tracked.”","hint_1":"A partly true option is still wrong if it adds an effect Git does not guarantee.","hint_2":"Use the layer named in the prompt—working tree, staging area, or history—to test each choice."},"options":{"a":"`.gitignore` contains the rule `generated/`.","b":"`generated/summary.txt` remains available locally.","c":"`git rm --cached` deletes the local summary from disk.","d":"Ignored files still appear in ordinary `git status --short` output."}},"ignore-generated-files-drag-reorder-0":{"title":"Stop Tracking a Local-Only File","prompt":"Arrange the safe steps for a file that is already tracked but should remain only on each developer’s machine.","hint":"Start with the state that must exist before the next action can make sense.","help":{"concept":"Write narrow ignore rules, prove which rule matches, and separate “ignored” from “already tracked.”","hint_1":"Track how the project moves from working files to a proposed snapshot and then to history.","hint_2":"Read the ordered steps as one continuous repository story."},"tokens":{"t1":"Add a narrow ignore rule","t2":"Remove the path from Git’s index while keeping the working copy","t3":"Commit the policy change"}}}},"module-3-clean-release-snapshot":{"label":"Module Project: Clean the Volunteer Project Repository","summary":"Finish volunteer-project with path cleanup, one ignore rule, safe recovery, and a clean handoff.","cards":{"sketch0":{"title":"Finish Volunteer Project Cleanly"},"project":{"title":"Prepare the Volunteer Project Handoff"}},"projectSteps":{"try_module_3_sketch0":{"title":"Rename Assignments to Roles"},"try_module_3_sketch1":{"title":"Remove the Obsolete Schedule"},"try_module_3_sketch2":{"title":"Write the Exact Ignore File"},"try_module_3_sketch3":{"title":"Stage the Ignore Policy"},"try_module_3_sketch4":{"title":"Create and Recover a README Mistake"},"try_module_3_sketch5":{"title":"Commit and Verify the Volunteer Project Handoff"}},"moduleProject":{"steps":{"try_module_3_sketch0":{"title":"Add the Generated Volunteer Report","prompt":"Create `volunteer-project/generated/report.txt` with exactly three lines: `Generated volunteer report`, a blank line, and `Prepared automatically from assignments.` Save it, stage it, and commit it with the message `Add generated report`.","hint":"Record the supplied generated file once so you can later correct the tracking policy.","help":{"concept":"This mirrors the guided project: a generated file can be committed, but a later ignore policy should keep regeneratable output outside future snapshots.","hint_1":"Do not change the three existing project files.","hint_2":"The commit should add only the report."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git status --short\ngit add generated/report.txt\ngit commit -m \"Add generated report\"","instructions":"Create `volunteer-project/generated/report.txt` with exactly three lines: `Generated volunteer report`, a blank line, and `Prepared automatically from assignments.` Save it, stage it, and commit it with the message `Add generated report`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$5e"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$5f"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the new report?"},"1":{"message":"Did you stage only the report?"},"2":{"message":"Did you record the generated report once?"}}}},"try_module_3_sketch1":{"title":"Rename Assignments to Roles","prompt":"Rename tracked `assignments.txt` to `roles.txt` with Git.","hint":"Use the Git-aware move for the tracked path.","help":{"concept":"`git mv assignments.txt roles.txt` renames the file and stages the path change together.","hint_1":"Keep it in the repository root.","hint_2":"Do not edit its text."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git mv assignments.txt roles.txt","instructions":"Rename tracked `assignments.txt` to `roles.txt` with Git.","starterFiles":{"zoeskoul_setup_sh":{"content":"$60"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$61"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you rename the tracked assignment list to `roles.txt`?"}}}},"try_module_3_sketch2":{"title":"Remove the Obsolete Meeting-Time File","prompt":"The orientation schedule has been moved elsewhere. Remove tracked `meeting-times.txt`, then inspect the staged name-status summary.","hint":"Stage the removal and review it with the rename.","help":{"concept":"`git rm meeting-times.txt` deletes and stages the tracked path. `git diff --staged --name-status` shows the intended rename and removal before the final commit.","hint_1":"Do not remove `README.md` or `roles.txt`.","hint_2":"Leave the cleanup staged."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git rm meeting-times.txt\ngit diff --staged --name-status","instructions":"The orientation schedule has been moved elsewhere. Remove tracked `meeting-times.txt`, then inspect the staged name-status summary.","starterFiles":{"zoeskoul_setup_sh":{"content":"$62"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$63"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the obsolete meeting-time removal?"},"1":{"message":"Did you review the staged path cleanup?"}}}},"try_module_3_sketch3":{"title":"Apply the Volunteer Ignore Policy","prompt":"Create `volunteer-project/.gitignore` with exactly `generated/` on line 1. Save it. Stage `.gitignore`, stop tracking `generated/report.txt` without deleting it, and inspect status with ignored paths included.","hint":"Add the policy, preserve the local report, and keep the earlier rename and removal staged.","help":{"concept":"`git rm --cached generated/report.txt` removes the tracked relationship while preserving the working file. The `generated/` rule then classifies that local report as ignored.","hint_1":"Do not stage the generated report again.","hint_2":"The staged set should contain the rename, removal, `.gitignore`, and report untracking."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git add .gitignore\ngit rm --cached generated/report.txt\ngit status --short --ignored","instructions":"Create `volunteer-project/.gitignore` with exactly `generated/` on line 1. Save it. Stage `.gitignore`, stop tracking `generated/report.txt` without deleting it, and inspect status with ignored paths included.","starterFiles":{"zoeskoul_setup_sh":{"content":"$64"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$65"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the volunteer ignore policy?"},"1":{"message":"Did you stop tracking the report without deleting it?"},"2":{"message":"Did you verify that the local report is ignored?"}}}},"try_module_3_sketch4":{"title":"Recover an Accidental README Rewrite","prompt":"Open `volunteer-project/README.md`. Find `Assignments and meeting times.` and replace it with `Accidental release rewrite.` Save the file. Stage the mistake, unstage it without losing the working copy, then restore the committed README. Finally inspect the staged name-status summary; only the intended maintenance work should remain.","hint":"Recover the staging layer first and the working-tree layer second.","help":{"concept":"`git restore --staged README.md` removes the mistake from the proposal; `git restore README.md` then repairs the working file. Other staged paths remain untouched.","hint_1":"Do not clear the rename, removal, or ignore-policy changes.","hint_2":"The final staged summary should not include README.md."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git add README.md\ngit restore --staged README.md\ngit restore README.md\ngit diff --staged --name-status","instructions":"Open `volunteer-project/README.md`. Find `Assignments and meeting times.` and replace it with `Accidental release rewrite.` Save the file. Stage the mistake, unstage it without losing the working copy, then restore the committed README. Finally inspect the staged name-status summary; only the intended maintenance work should remain.","starterFiles":{"zoeskoul_setup_sh":{"content":"$66"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$67"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the supplied README mistake?"},"1":{"message":"Did you unstage only the README?"},"2":{"message":"Did you restore the README working copy?"},"3":{"message":"Did you verify the intended maintenance snapshot?"}}}},"try_module_3_sketch5":{"title":"Commit and Verify the Volunteer Handoff","prompt":"Record the prepared maintenance snapshot with the message `Prepare volunteer project handoff`. Then inspect concise history, the newest commit summary, and final short status.","hint":"Commit the staged maintenance work and audit the handoff.","help":{"concept":"`git commit` records the rename, removal, ignore policy, and generated-report untracking together. The history and status commands verify the final repository.","hint_1":"The ignored report and preview remain local.","hint_2":"Normal short status should be empty."},"starterCode":"# Volunteer Project\n\nAssignments and meeting times.\n","solutionCode":"git commit -m \"Prepare volunteer project handoff\"\ngit log --oneline\ngit show --stat --oneline HEAD\ngit status --short","instructions":"Record the prepared maintenance snapshot with the message `Prepare volunteer project handoff`. Then inspect concise history, the newest commit summary, and final short status.","starterFiles":{"zoeskoul_setup_sh":{"content":"$68"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$69"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the volunteer maintenance snapshot?"},"1":{"message":"Did you inspect the final history?"},"2":{"message":"Did you inspect the final snapshot summary?"},"3":{"message":"Did you verify the clean tracked state?"}}}}},"description":"Finish the same volunteer-project repository with one generated report, one rename, one removal, one ignore rule, and one safe recovery.","title":"Prepare the Volunteer Project Handoff"}},"module-3-volunteer-project-maintenance":{"label":"Module Project: Clean the Volunteer Project Repository","summary":"Finish volunteer-project with path cleanup, one ignore rule, safe recovery, and a clean handoff.","cards":{"sketch0":{"title":"Finish Volunteer Project Cleanly"},"project":{"title":"Prepare the Volunteer Project Handoff"}},"projectSteps":{"try_module_3_sketch0":{"title":"Rename Assignments to Roles"},"try_module_3_sketch1":{"title":"Remove the Obsolete Schedule"},"try_module_3_sketch2":{"title":"Write the Exact Ignore File"},"try_module_3_sketch3":{"title":"Stage the Ignore Policy"},"try_module_3_sketch4":{"title":"Create and Recover a README Mistake"},"try_module_3_sketch5":{"title":"Commit and Verify the Volunteer Project Handoff"}},"moduleProject":{"steps":{"try_module_3_sketch0":{"title":"Add the Generated Volunteer Report","prompt":"To simulate output from a volunteer reporting tool, create `volunteer-project/generated/report.txt` with exactly three lines: `Generated volunteer report`, a blank line, and `Prepared automatically from assignments.` Save it, stage it, and commit it with the message `Add generated report`.","hint":"Record the supplied generated file once so you can later correct the tracking policy.","help":{"concept":"This mirrors the guided project: a generated file can be committed, but a later ignore policy should keep regeneratable output outside future snapshots.","hint_1":"Do not change the three existing project files.","hint_2":"The commit should add only the report."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git status --short\ngit add generated/report.txt\ngit commit -m \"Add generated report\"","instructions":"To simulate output from a volunteer reporting tool, create `volunteer-project/generated/report.txt` with exactly three lines: `Generated volunteer report`, a blank line, and `Prepared automatically from assignments.` Save it, stage it, and commit it with the message `Add generated report`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$6a"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$6b"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the new report?"},"1":{"message":"Did you stage only the report?"},"2":{"message":"Did you record the generated report once?"}}}},"try_module_3_sketch1":{"title":"Rename Assignments to Roles","prompt":"The volunteer team now treats these entries as ongoing roles rather than one-time assignments, so `roles.txt` is a clearer name. Rename tracked `assignments.txt` to `roles.txt` with Git.","hint":"Use the Git-aware move for the tracked path.","help":{"concept":"`git mv assignments.txt roles.txt` renames the file and stages the path change together.","hint_1":"Keep it in the repository root.","hint_2":"Do not edit its text."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git mv assignments.txt roles.txt","instructions":"The volunteer team now treats these entries as ongoing roles rather than one-time assignments, so `roles.txt` is a clearer name. Rename tracked `assignments.txt` to `roles.txt` with Git.","starterFiles":{"zoeskoul_setup_sh":{"content":"$6c"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$6d"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you rename the tracked assignment list to `roles.txt`?"}}}},"try_module_3_sketch2":{"title":"Remove the Obsolete Meeting-Time File","prompt":"The orientation schedule has been moved elsewhere. Remove tracked `meeting-times.txt`, then inspect the staged name-status summary.","hint":"Stage the removal and review it with the rename.","help":{"concept":"`git rm meeting-times.txt` deletes and stages the tracked path. `git diff --staged --name-status` shows the intended rename and removal before the final commit.","hint_1":"Do not remove `README.md` or `roles.txt`.","hint_2":"Leave the cleanup staged."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git rm meeting-times.txt\ngit diff --staged --name-status","instructions":"The orientation schedule has been moved elsewhere. Remove tracked `meeting-times.txt`, then inspect the staged name-status summary.","starterFiles":{"zoeskoul_setup_sh":{"content":"$6e"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$6f"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the obsolete meeting-time removal?"},"1":{"message":"Did you review the staged path cleanup?"}}}},"try_module_3_sketch3":{"title":"Apply the Volunteer Ignore Policy","prompt":"Create `volunteer-project/.gitignore` with exactly `generated/` on line 1. Save it. Stage `.gitignore`, stop tracking `generated/report.txt` without deleting it, and inspect status with ignored paths included.","hint":"Add the policy, preserve the local report, and keep the earlier rename and removal staged.","help":{"concept":"`git rm --cached generated/report.txt` removes the tracked relationship while preserving the working file. The `generated/` rule then classifies that local report as ignored.","hint_1":"Do not stage the generated report again.","hint_2":"The staged set should contain the rename, removal, `.gitignore`, and report untracking."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git add .gitignore\ngit rm --cached generated/report.txt\ngit status --short --ignored","instructions":"Create `volunteer-project/.gitignore` with exactly `generated/` on line 1. Save it. Stage `.gitignore`, stop tracking `generated/report.txt` without deleting it, and inspect status with ignored paths included.","starterFiles":{"zoeskoul_setup_sh":{"content":"$70"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$71"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the volunteer ignore policy?"},"1":{"message":"Did you stop tracking the report without deleting it?"},"2":{"message":"Did you verify that the local report is ignored?"}}}},"try_module_3_sketch4":{"title":"Recover an Accidental README Rewrite","prompt":"Open `volunteer-project/README.md`. Find `Volunteer coordination notes.` and replace it with `Accidental release rewrite.` Save the file. Stage the mistake, unstage it without losing the working copy, then restore the committed README. Finally inspect the staged name-status summary; only the intended maintenance work should remain.","hint":"Recover the staging layer first and the working-tree layer second.","help":{"concept":"`git restore --staged README.md` removes the mistake from the proposal; `git restore README.md` then repairs the working file. Other staged paths remain untouched.","hint_1":"Do not clear the rename, removal, or ignore-policy changes.","hint_2":"The final staged summary should not include README.md."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git add README.md\ngit restore --staged README.md\ngit restore README.md\ngit diff --staged --name-status","instructions":"Open `volunteer-project/README.md`. Find `Volunteer coordination notes.` and replace it with `Accidental release rewrite.` Save the file. Stage the mistake, unstage it without losing the working copy, then restore the committed README. Finally inspect the staged name-status summary; only the intended maintenance work should remain.","starterFiles":{"zoeskoul_setup_sh":{"content":"$72"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$73"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the supplied README mistake?"},"1":{"message":"Did you unstage only the README?"},"2":{"message":"Did you restore the README working copy?"},"3":{"message":"Did you verify the intended maintenance snapshot?"}}}},"try_module_3_sketch5":{"title":"Commit and Verify the Volunteer Handoff","prompt":"Record the prepared maintenance snapshot with the message `Prepare volunteer project handoff`. Then inspect concise history, the newest commit summary, and final short status.","hint":"Commit the staged maintenance work and audit the handoff.","help":{"concept":"`git commit` records the rename, removal, ignore policy, and generated-report untracking together. The history and status commands verify the final repository.","hint_1":"The ignored report and preview remain local.","hint_2":"Normal short status should be empty."},"starterCode":"# Volunteer Project\n\nVolunteer coordination notes.\n","solutionCode":"git commit -m \"Prepare volunteer project handoff\"\ngit log --oneline\ngit show --stat --oneline HEAD\ngit status --short","instructions":"Record the prepared maintenance snapshot with the message `Prepare volunteer project handoff`. Then inspect concise history, the newest commit summary, and final short status.","starterFiles":{"zoeskoul_setup_sh":{"content":"$74"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$75"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the volunteer maintenance snapshot?"},"1":{"message":"Did you inspect the final history?"},"2":{"message":"Did you inspect the final snapshot summary?"},"3":{"message":"Did you verify the clean tracked state?"}}}}},"description":"Finish the same volunteer-project repository with one generated report, one rename, one removal, one ignore rule, and one safe recovery.","title":"Prepare the Volunteer Project Handoff"}},"rename-and-remove-tracked-files":{"label":"Rename and Remove Tracked Files","summary":"Simplify community-project by renaming the schedule and removing the obsolete contact list.","cards":{"sketch0":{"title":"Tracked Paths Change with the Project"},"sketch1":{"title":"Structural Changes Need Review"},"sketch3":{"title":"Group One Cleanup Purpose"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_rename_and_remove_tracked_files_sketch0":{"title":"Rename the Tracked Schedule","prompt":"Rename the tracked file by running:\n\n```bash\ngit mv schedule.txt events.txt\n```\n\nThis command renames the file in the working tree and stages the path change in one action. Git does not store a permanent rename object; when it compares snapshots, it recognizes that the same content moved from one path to another.\n\nLeave the staged rename uncommitted so you can review it with the next project change.\n","hint":"Use the Git-aware move for the tracked path.","help":{"concept":"`git mv schedule.txt events.txt` renames the working file and stages the path change in one action. Git records the before-and-after snapshots rather than storing a special rename object.","hint_1":"Keep the file in the repository root.","hint_2":"Do not edit its text."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git mv schedule.txt events.txt","starterFiles":{"zoeskoul_setup_sh":{"content":"$76"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$77"}},"instructions":"The project now calls its schedule `events.txt`. Rename tracked `schedule.txt` to `events.txt` with Git so the path change is staged.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you rename the tracked schedule to `events.txt`?"}}}},"try_rename_and_remove_tracked_files_sketch1":{"title":"Remove the Obsolete Contact List","prompt":"Remove the tracked file by running:\n\n```bash\ngit rm contacts.txt\n```\n\nThis command deletes `contacts.txt` from the working tree and stages its removal in one action.\n\nThen inspect all staged path changes by running:\n\n```bash\ngit diff --staged --name-status\n```\n\nThe summary should show the removal of `contacts.txt` together with the staged rename from `schedule.txt` to `events.txt`. Git uses status letters such as `D` for a deleted file and `R` when it recognizes a likely rename.\n\nLeave both staged changes uncommitted.\n","hint":"Stage the tracked removal and review both structural changes.","help":{"concept":"`git rm contacts.txt` deletes the working file and stages its removal. `git diff --staged --name-status` summarizes staged path changes with status letters such as `D` for deletion and `R` for a likely rename.","hint_1":"Do not remove `README.md` or `events.txt`.","hint_2":"The summary should contain the rename and the contact removal."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git rm contacts.txt\ngit diff --staged --name-status","starterFiles":{"zoeskoul_setup_sh":{"content":"$78"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$79"}},"instructions":"The contact list is no longer maintained in this project. Remove tracked `contacts.txt` with Git, then inspect the staged name-status summary together with the schedule rename.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the obsolete contact-list removal?"},"1":{"message":"Did you review both staged path changes?"}}}},"try_rename_and_remove_tracked_files_sketch3":{"title":"Commit the Structural Cleanup","prompt":"Record the staged changes with the exact commit message:\n\n```bash\ngit commit -m \"Organize community project files\"\n```\n\nThen run the short-status command to verify that no unfinished changes remain.\n\nA clean result confirms that the rename to `events.txt` and the removal of `contacts.txt` were both recorded successfully.\n","hint":"Commit the one-purpose path cleanup and verify the result.","help":{"concept":"`git commit -m ...` records the staged repository shape. `git status --short` then confirms that the working tree and staging area match the new snapshot.","hint_1":"Use the exact commit message.","hint_2":"The project should now contain only `README.md` and `events.txt`."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git commit -m \"Organize community project files\"\ngit status --short","starterFiles":{"zoeskoul_setup_sh":{"content":"$7a"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$7b"}},"instructions":"Record the staged rename and removal with the message `Organize community project files`. Then confirm that short status is clean.","terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the structural cleanup?"},"1":{"message":"Did you verify a clean state afterward?"}}}}},"practice":{"single-choice-1":{"title":"Purpose of git mv","prompt":"What is the primary purpose of the `git mv` command?","hint":"`git mv` combines a working-tree path change with staging that change.","help":{"concept":"Use Git-aware structural operations, review the staged paths, and record a cleanup without losing earlier versions.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"To move a file without tracking","b":"To rename a file and stage the change","c":"To delete a file","d":"To create a new file"}},"single-choice-2":{"title":"Effect of git rm","prompt":"What happens when you use the `git rm` command?","hint":"`git rm` removes the working file and prepares that deletion for the next commit.","help":{"concept":"Use Git-aware structural operations, review the staged paths, and record a cleanup without losing earlier versions.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"The file is moved to a new location","b":"The file is removed from the working tree and staged for deletion","c":"The file is renamed","d":"The file is ignored"}},"multi-choice-1":{"title":"Commands to Verify Staged Changes","prompt":"Which commands can you use to verify staged changes before committing?","hint":"Judge each option independently; choose only the statements that stay true in this exact repository state.","help":{"concept":"Use Git-aware structural operations, review the staged paths, and record a cleanup without losing earlier versions.","hint_1":"A partly true option is still wrong if it adds an effect Git does not guarantee.","hint_2":"Use the layer named in the prompt—working tree, staging area, or history—to test each choice."},"options":{"a":"git status","b":"git diff","c":"git diff --staged","d":"git log"}},"drag-reorder-1":{"title":"Steps to Rename and Commit a File","prompt":"Arrange the steps to rename a file and commit the change using Git.","hint":"Start with the state that must exist before the next action can make sense.","help":{"concept":"Use Git-aware structural operations, review the staged paths, and record a cleanup without losing earlier versions.","hint_1":"Track how the project moves from working files to a proposed snapshot and then to history.","hint_2":"Read the ordered steps as one continuous repository story."},"tokens":{"t1":"Use git mv to rename the file","t2":"Check the status with git status","t3":"Commit the change with git commit"}}}},"restore-without-rewriting-history":{"label":"Recover from Everyday Mistakes","summary":"Restore one unstaged mistake and one staged mistake without rewriting history.","cards":{"sketch0":{"title":"Restore the Layer You Intend"},"sketch1":{"title":"Unstage Without Losing the File"},"sketch2":{"title":"A Staged Mistake May Need Two Actions"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_restore_without_rewriting_history_sketch0":{"title":"Restore an Unstaged README Mistake","prompt":"Open `community-project/README.md` and find:\n\n`Shared community activities and updates.`\n\nReplace it with:\n\n`Accidental rewrite.`\n\nSave the file. Before undoing anything, inspect the unstaged change in `README.md` so you can see exactly what would be discarded.\n\nThen restore the file:\n\n```bash\ngit restore README.md\n```\n\nBy default, `git restore` replaces the working copy with the version currently in the staging area. In this exercise, that staged version matches the current commit, so the accidental rewrite is removed and the committed README returns.\n\nThis command is useful when an unstaged edit is unwanted, but use it carefully: it discards the local change rather than saving it for later.\n\nFinally, inspect the short status and confirm that no tracked change remains.\n","hint":"Review the mistake first, then restore only the working-tree copy.","help":{"concept":"`git restore README.md` replaces the unstaged working copy with the version from the current commit. It does not create, delete, or rewrite earlier commits.","hint_1":"Use `git diff -- README.md` before restoring so you can see what will be discarded.","hint_2":"Ignored generated files may remain on disk without appearing in normal status."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git diff -- README.md\ngit restore README.md\ngit status --short","instructions":"Open `community-project/README.md`. Find `Shared community activities and updates.` and replace it with `Accidental rewrite.` Save the file. Inspect its unstaged diff, restore the committed README, and confirm with short status that no tracked change remains.","starterFiles":{"zoeskoul_setup_sh":{"content":"$7c"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$7d"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the README mistake before discarding it?"},"1":{"message":"Did you restore only the README working copy?"},"2":{"message":"Did you verify that no tracked change remains?"}}}},"try_restore_without_rewriting_history_sketch1":{"title":"Stage and Unstage an Events Mistake","prompt":"Open `community-project/events.txt` and find:\n\n`Saturday cleanup: 9:30 AM`\n\nReplace it with:\n\n`Saturday cleanup: midnight`\n\nSave the file, then stage the change:\n\n```bash\ngit add events.txt\n```\n\nAt this point, the mistaken edit is part of the proposed next snapshot.\n\nRemove it from the staging area by running:\n\n```bash\ngit restore --staged events.txt\n```\n\nThe `--staged` option changes only the staging layer. The edit remains in the working copy of `events.txt`, but it is no longer prepared for the next commit.\n\nDo not restore the file’s text yet.","hint":"Stage the supplied mistake, then correct only the staging layer.","help":{"concept":"`git restore --staged events.txt` replaces the staged version with the version from `HEAD` while preserving the current working-tree text. The unwanted edit therefore remains visible but unstaged.","hint_1":"Do not run plain `git restore events.txt` in this step.","hint_2":"The next exercise will restore the working copy."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git add events.txt\ngit restore --staged events.txt","instructions":"Open `community-project/events.txt`. Find `Saturday cleanup: 9:30 AM` and replace it with `Saturday cleanup: midnight`. Save the file. Stage the mistake, then remove it from the staging area without changing the working file. Do not restore the text yet.","starterFiles":{"zoeskoul_setup_sh":{"content":"$7e"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$7f"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the supplied events mistake?"},"1":{"message":"Did you unstage it without changing the working file?"}}}},"try_restore_without_rewriting_history_sketch2":{"title":"Restore the Remaining Events Mistake","prompt":"Now discard that unwanted edit and restore the file to the version stored in the current commit:\n\n```bash\ngit restore events.txt\n```\n\nThis second restore changes the working file itself. Together, the two commands correct the mistake in separate steps:\n\n* `git restore --staged events.txt` removed the change from the proposed snapshot.\n* `git restore events.txt` discarded the remaining working-tree edit.\n\nFinally, inspect the short status and confirm that no tracked changes remain unfinished.\n","hint":"Now correct the working-tree layer.","help":{"concept":"`git restore events.txt` replaces the remaining unstaged edit with the committed version. Because the staging area is already clean, one restore command completes the recovery.","hint_1":"The restored line should return to `Saturday cleanup: 9:30 AM`.","hint_2":"Normal short status should be empty."},"starterCode":"# Community Project\n\nShared community activities and updates.\n","solutionCode":"git restore events.txt\ngit status --short","instructions":"The incorrect midnight time remains unstaged in `events.txt`. Restore the committed file, then confirm that short status has no unfinished tracked changes.","starterFiles":{"zoeskoul_setup_sh":{"content":"$80"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$81"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you restore the remaining working-tree mistake?"},"1":{"message":"Did you verify the clean tracked state?"}}}}},"practice":{"single-choice-1":{"title":"Purpose of git restore","prompt":"What is the primary purpose of `git restore path` in this course?","hint":"Without `--staged`, `git restore` replaces an unwanted working-tree edit with the recorded version.","help":{"concept":"Correct working-tree and staging mistakes at the right layer while leaving existing commits untouched.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"To discard an unwanted working-tree edit","b":"To record a new commit","c":"To stage an untracked file","d":"To list earlier commits"}},"single-choice-2":{"title":"Effect of git restore --staged","prompt":"What happens when you use `git restore --staged` on a file?","hint":"The `--staged` option changes the staging area while preserving the current working-tree text.","help":{"concept":"Correct working-tree and staging mistakes at the right layer while leaving existing commits untouched.","hint_1":"Remove options that act on a different repository layer than the one named in the question.","hint_2":"Choose the answer that remains accurate even when other unrelated files exist."},"options":{"a":"The file is removed from the staging area but changes are kept","b":"The file is deleted from the repository","c":"The file is committed to the repository","d":"The file is reverted to the last committed state"}},"multi-choice-1":{"title":"Choosing the Correct Restore Command","prompt":"Which commands can discard an unwanted working-tree edit and unstage a file?","hint":"Judge each option independently; choose only the statements that stay true in this exact repository state.","help":{"concept":"Correct working-tree and staging mistakes at the right layer while leaving existing commits untouched.","hint_1":"A partly true option is still wrong if it adds an effect Git does not guarantee.","hint_2":"Use the layer named in the prompt—working tree, staging area, or history—to test each choice."},"options":{"a":"git restore","b":"git restore --staged","c":"git commit","d":"git add"}},"drag-reorder-1":{"title":"Discard a Change That Is Already Staged","prompt":"Arrange the safe correction steps for a file whose accidental rewrite is both staged and present in the working tree.","hint":"Start with the state that must exist before the next action can make sense.","help":{"concept":"Correct working-tree and staging mistakes at the right layer while leaving existing commits untouched.","hint_1":"Track how the project moves from working files to a proposed snapshot and then to history.","hint_2":"Read the ordered steps as one continuous repository story."},"tokens":{"t1":"Remove the accidental version from the staging area","t2":"Restore the working file from the recorded version"}}}}},"git-foundations-module-4-final-capstone":{"final-neighborhood-resource-guide-history":{"label":"Final Capstone: Neighborhood Guide History","summary":"Build a compact four-file baseline and a clean four-commit local history.","cards":{"sketch0":{"title":"Fresh Repository, Independent Transfer"},"project":{"title":"Complete the Neighborhood Guide Capstone"}},"projectSteps":{"try_final_neighborhood_resource_guide_history_sketch0":{"title":"Initialize and Record the Baseline"},"try_final_neighborhood_resource_guide_history_sketch1":{"title":"Add the Neighborhood Resources File"},"try_final_neighborhood_resource_guide_history_sketch2":{"title":"Update the Help Desk Hours"},"try_final_neighborhood_resource_guide_history_sketch3":{"title":"Add the Generated-File Policy"},"try_final_neighborhood_resource_guide_history_sketch4":{"title":"Clean Tracked Paths and Recover a Mistake"},"try_final_neighborhood_resource_guide_history_sketch5":{"title":"Commit and Audit the Final Handoff"}},"finalCapstone":{"steps":{"try_final_neighborhood_resource_guide_history_sketch0":{"title":"Initialize and Record the Guide Baseline","prompt":"Inside `neighborhood-guide/`, initialize a repository on `main` and store the supplied local author name and email. Stage the four baseline text files—`README.md`, `services.txt`, `hours.txt`, and `old-contacts.txt`—then record them with the message `Start neighborhood guide`.","hint":"Build the first snapshot from the four supplied text files.","help":{"concept":"This capstone combines the Module 1 workflow: initialize, configure local identity, stage the named files, and commit the first snapshot. No programming knowledge is involved.","hint_1":"Use the exact four paths and supplied identity.","hint_2":"Do not create additional files in this step."},"starterCode":"# Neighborhood Guide\n\nLocal services and opening hours.\n","solutionCode":"git init -b main\ngit config --local user.name \"ZoeSkoul Learner\"\ngit config --local user.email \"learner@zoeskoul.local\"\ngit add README.md services.txt hours.txt old-contacts.txt\ngit commit -m \"Start neighborhood guide\"","instructions":"Inside `neighborhood-guide/`, initialize a repository on `main` and store the supplied local author name and email. Stage the four baseline text files—`README.md`, `services.txt`, `hours.txt`, and `old-contacts.txt`—then record them with the message `Start neighborhood guide`.","starterFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- neighborhood-guide\nmkdir -p -- neighborhood-guide\nmkdir -p -- neighborhood-guide\nprintf %s '# Neighborhood Guide\n\nLocal services and opening hours.\n' > neighborhood-guide/README.md\nmkdir -p -- neighborhood-guide\nprintf %s 'Help desk hours: 10 AM - 4 PM\n' > neighborhood-guide/hours.txt\nmkdir -p -- neighborhood-guide\nprintf %s 'Old contact list\n\nRetired phone tree.\n' > neighborhood-guide/old-contacts.txt\nmkdir -p -- neighborhood-guide\nprintf %s 'Neighborhood services\n\nWelcome desk\nFood pantry\n' > neighborhood-guide/services.txt\n"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"#!/usr/bin/env bash\nset -eu\nrm -rf -- neighborhood-guide\nmkdir -p -- neighborhood-guide\nmkdir -p -- neighborhood-guide\nprintf %s '# Neighborhood Guide\n\nLocal services and opening hours.\n' > neighborhood-guide/README.md\nmkdir -p -- neighborhood-guide\nprintf %s 'Help desk hours: 10 AM - 4 PM\n' > neighborhood-guide/hours.txt\nmkdir -p -- neighborhood-guide\nprintf %s 'Old contact list\n\nRetired phone tree.\n' > neighborhood-guide/old-contacts.txt\nmkdir -p -- neighborhood-guide\nprintf %s 'Neighborhood services\n\nWelcome desk\nFood pantry\n' > neighborhood-guide/services.txt\n"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you initialize the guide on `main`?"},"1":{"message":"Did you store the supplied local name?"},"2":{"message":"Did you store the supplied local email?"},"3":{"message":"Did you stage the four baseline text files?"},"4":{"message":"Did you record the baseline with the requested message?"}}}},"try_final_neighborhood_resource_guide_history_sketch1":{"title":"Update the Neighborhood Services","prompt":"A neighborhood health clinic has joined the guide. Open `neighborhood-guide/services.txt`. Add `Health clinic` on a new line immediately after `Food pantry`. Save the file. Inspect the unstaged diff, stage the file, and commit it with the message `Update neighborhood services`.","hint":"Make the exact one-line addition and record it as one focused purpose.","help":{"concept":"`git diff -- services.txt` reviews the added service before staging. Staging and committing only that path creates a focused second snapshot without adding another project file.","hint_1":"Do not change the existing service lines.","hint_2":"The commit should affect only `services.txt`."},"starterCode":"# Neighborhood Guide\n\nLocal services and opening hours.\n","solutionCode":"git diff -- services.txt\ngit add services.txt\ngit commit -m \"Update neighborhood services\"","instructions":"A neighborhood health clinic has joined the guide. Open `neighborhood-guide/services.txt`. Add `Health clinic` on a new line immediately after `Food pantry`. Save the file. Inspect the unstaged diff, stage the file, and commit it with the message `Update neighborhood services`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$82"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$83"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the service-list change?"},"1":{"message":"Did you stage only the service list?"},"2":{"message":"Did you record the service update separately?"}}}},"try_final_neighborhood_resource_guide_history_sketch2":{"title":"Update the Help Desk Hours","prompt":"The help desk has expanded its weekday availability. Open `neighborhood-guide/hours.txt`. Replace `Help desk hours: 10 AM - 4 PM` with `Help desk hours: 9 AM - 5 PM`. Save the file. Inspect the unstaged diff, stage it, and commit it with the message `Update help desk hours`.","hint":"Review the exact hours change before recording it.","help":{"concept":"The same focused workflow applies: diff the single file, stage it by name, and commit it as its own purpose.","hint_1":"Do not edit another file.","hint_2":"The third commit should affect only `hours.txt`."},"starterCode":"# Neighborhood Guide\n\nLocal services and opening hours.\n","solutionCode":"git diff -- hours.txt\ngit add hours.txt\ngit commit -m \"Update help desk hours\"","instructions":"The help desk has expanded its weekday availability. Open `neighborhood-guide/hours.txt`. Replace `Help desk hours: 10 AM - 4 PM` with `Help desk hours: 9 AM - 5 PM`. Save the file. Inspect the unstaged diff, stage it, and commit it with the message `Update help desk hours`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$84"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$85"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you inspect the hours change?"},"1":{"message":"Did you stage only the hours file?"},"2":{"message":"Did you record the hours update separately?"}}}},"try_final_neighborhood_resource_guide_history_sketch3":{"title":"Clean Paths and Recover a README Mistake","prompt":"The guide now distinguishes community services from other future resources, and the retired phone tree is no longer distributed. Open `neighborhood-guide/README.md`. Replace `Local services and opening hours.` with `Accidental rewrite.` and save. Stage that mistake, rename tracked `services.txt` to `community-services.txt`, and remove tracked `old-contacts.txt`. Then unstage and restore only the README mistake. Inspect the staged name-status summary; it should contain the rename and removal, but not `README.md`.","hint":"Keep the intended path maintenance staged while recovering the accidental README edit.","help":{"concept":"Use `git mv` and `git rm` for the intended changes. Use `git restore --staged README.md` followed by `git restore README.md` to remove the mistake from both current layers without disturbing the other staged work.","hint_1":"Do not remove `hours.txt`.","hint_2":"The final staged summary should contain only the rename and removal."},"starterCode":"# Neighborhood Guide\n\nLocal services and opening hours.\n","solutionCode":"git add README.md\ngit mv services.txt community-services.txt\ngit rm old-contacts.txt\ngit restore --staged README.md\ngit restore README.md\ngit diff --staged --name-status","instructions":"The guide now distinguishes community services from other future resources, and the retired phone tree is no longer distributed. Open `neighborhood-guide/README.md`. Replace `Local services and opening hours.` with `Accidental rewrite.` and save. Stage that mistake, rename tracked `services.txt` to `community-services.txt`, and remove tracked `old-contacts.txt`. Then unstage and restore only the README mistake. Inspect the staged name-status summary; it should contain the rename and removal, but not `README.md`.","starterFiles":{"zoeskoul_setup_sh":{"content":"$86"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$87"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you stage the supplied README mistake?"},"1":{"message":"Did you stage the service-file rename?"},"2":{"message":"Did you stage the obsolete contact-list removal?"},"3":{"message":"Did you unstage only the README mistake?"},"4":{"message":"Did you restore the README working copy?"},"5":{"message":"Did you review the path-maintenance proposal?"}}}},"try_final_neighborhood_resource_guide_history_sketch4":{"title":"Add the Generated-File Policy","prompt":"A local preview is generated for review and should not become part of repository history. Create `neighborhood-guide/.gitignore` with exactly `generated/` on line 1. Create `neighborhood-guide/generated/preview.txt` containing `Temporary neighborhood preview.` Inspect status with ignored paths included, then stage only `.gitignore`. Keep the rename and removal staged.","hint":"Add one policy file and one ignored preview after the obsolete file has already been removed.","help":{"concept":"The `generated/` rule keeps the preview outside future snapshots. `git status --short --ignored` verifies it with `!!`, while `git add .gitignore` adds only the policy to the existing maintenance proposal.","hint_1":"Do not force-add the preview.","hint_2":"The staged set should contain the rename, removal, and `.gitignore`."},"starterCode":"# Neighborhood Guide\n\nLocal services and opening hours.\n","solutionCode":"git status --short --ignored\ngit add .gitignore","instructions":"A local preview is generated for review and should not become part of repository history. Create `neighborhood-guide/.gitignore` with exactly `generated/` on line 1. Create `neighborhood-guide/generated/preview.txt` containing `Temporary neighborhood preview.` Inspect status with ignored paths included, then stage only `.gitignore`. Keep the rename and removal staged.","starterFiles":{"zoeskoul_setup_sh":{"content":"$88"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$89"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you verify the ignored preview?"},"1":{"message":"Did you stage only the ignore policy?"}}}},"try_final_neighborhood_resource_guide_history_sketch5":{"title":"Commit and Audit the Final Handoff","prompt":"Record the prepared maintenance snapshot with the message `Prepare neighborhood guide handoff`. Then inspect concise history, the newest commit summary, and final short status. The capstone should end with four focused commits and no unfinished tracked work.","hint":"Commit once, then verify timeline, latest snapshot, and current state.","help":{"concept":"The final commit records the ignore policy, service-file rename, and obsolete-file removal. The three inspection commands confirm the complete four-commit story and clean handoff.","hint_1":"The ignored preview remains on disk but outside normal status.","hint_2":"The newest commit should be the maintenance handoff."},"starterCode":"# Neighborhood Guide\n\nLocal services and opening hours.\n","solutionCode":"git commit -m \"Prepare neighborhood guide handoff\"\ngit log --oneline\ngit show --stat --oneline HEAD\ngit status --short","instructions":"Record the prepared maintenance snapshot with the message `Prepare neighborhood guide handoff`. Then inspect concise history, the newest commit summary, and final short status. The capstone should end with four focused commits and no unfinished tracked work.","starterFiles":{"zoeskoul_setup_sh":{"content":"$8a"}},"solutionFiles":{"zoeskoul_setup_sh":{"content":"$8b"}},"terminalExpectations":{"forbiddenCommands":{"0":{"message":"That action can discard or rewrite history. Use the safe, layer-specific workflow taught in this course."}},"requiredCommands":{"0":{"message":"Did you record the final maintenance snapshot?"},"1":{"message":"Did you inspect the four-entry history?"},"2":{"message":"Did you inspect the latest snapshot summary?"},"3":{"message":"Did you verify the clean final state?"}}}}},"description":"The capstone starts in `neighborhood-guide/` with no history from the other projects. File edits are still supplied exactly because this is a Git assessment. Your responsibility is to apply initialization, focused history, path maintenance, ignore rules, safe restore, and final verification across six cumulative steps.","title":"Complete the Neighborhood Guide Capstone"}}}},"linear-algebra":{"linear-algebra-0":{"vectors":{"label":"Vectors: meaning, dimension, and basic operations","summary":"Start with what a vector really is, how dimension works, and how to add or scale vectors.","cards":{"sketch":{"title":"Vectors as packets of information"},"quiz":{"title":"Quick check: vectors"}}},"numpy":{"label":"NumPy shapes: 1D, row, column, broadcasting","summary":"Learn the difference between mathematical dimension and NumPy shape so your code behaves the way you expect.","cards":{"sketch":{"title":"Why shape matters in Python"},"quiz":{"title":"Quick check: NumPy vectors"}}},"dot":{"label":"Dot product: one number that measures alignment","summary":"Compute dot products and connect the sign of the result to geometry and angle.","cards":{"sketch":{"title":"Dot product as alignment"},"quiz":{"title":"Quick check: dot product"}}},"products":{"label":"Hadamard vs outer product","summary":"Separate element-wise multiplication from matrix-building multiplication.","cards":{"sketch":{"title":"Two very different products"},"quiz":{"title":"Quick check: products"}}},"projection":{"label":"Projection: the part that points along a direction","summary":"Use projection to isolate the along-the-line part of a vector and separate it from the perpendicular part.","cards":{"sketch":{"title":"Projection as a shadow"},"quiz":{"title":"Quick check: projection"}}}},"linear-algebra-2":{"vector_spaces":{"label":"Vector spaces: the rules that make linear algebra work","summary":"Learn the axioms behind vector spaces and why closure, the zero vector, and scalar multiplication matter.","cards":{"sketch":{"title":"What makes a set a vector space?"},"quiz":{"title":"Quick check: vector spaces"}}},"subspaces":{"label":"Subspaces: smaller spaces living inside bigger ones","summary":"Understand when a subset of a vector space inherits the same structure and becomes a subspace.","cards":{"sketch":{"title":"Subspaces inside larger spaces"},"quiz":{"title":"Quick check: subspaces"}}},"linear_combinations":{"label":"Linear combinations and span","summary":"Build new vectors from old ones and understand how span describes everything you can reach.","cards":{"sketch":{"title":"Building vectors from ingredients"},"quiz":{"title":"Quick check: linear combinations"}}},"linear_independence":{"label":"Linear independence","summary":"Learn when vectors carry genuinely new information and when one vector is redundant.","cards":{"sketch":{"title":"Redundancy vs independence"},"quiz":{"title":"Quick check: linear independence"}}},"basis_dimension":{"label":"Basis and dimension","summary":"See how independence and span combine into basis, and how dimension measures the size of a space.","cards":{"sketch":{"title":"The minimal building blocks of a space"},"quiz":{"title":"Quick check: basis and dimension"}}},"transpose":{"label":"Transpose","summary":"Understand transpose as flipping rows and columns and learn the main algebra rules it obeys.","cards":{"sketch":{"title":"Flipping rows into columns"},"quiz":{"title":"Quick check: transpose"}}},"determinant":{"label":"Determinant","summary":"Compute determinants and connect them to area scaling, orientation, and invertibility.","cards":{"sketch":{"title":"Determinant as scaling and orientation"},"quiz":{"title":"Quick check: determinant"}}},"inverse":{"label":"Inverse","summary":"Learn what an inverse matrix does, when it exists, and how it undoes a transformation.","cards":{"sketch":{"title":"Undoing a linear transformation"},"quiz":{"title":"Quick check: inverse"}}},"eigenvalues_eigenvectors":{"label":"Eigenvalues and eigenvectors","summary":"Study the special directions a matrix only stretches or flips, and the scaling factors attached to them.","cards":{"sketch":{"title":"Special directions that keep their line"},"quiz":{"title":"Quick check: eigenvalues and eigenvectors"}}}}},"linux-terminal-fundamentals":{"linux-module-1-terminal-navigation":{"module-1-terminal-map-project":{"label":"Pwojè: Kat Tèminal","summary":"Trase yon ti katab pou yon pwojè nòt teren lè w itilize ls, cd, ak pwd pou w wè kote w ye epi deplase ant katab yo.","cards":{"sketch0":{"title":"Rezime pwojè nòt teren pou chan Terminal Map"},"project":{"title":"Pwojè nòt teren pou chan Map Terminal"}},"moduleProject":{"steps":{"module-1-terminal-map-project-terminal-task-1":{"title":"Antre nan dosye pwojè a","prompt":"Ou ap ede yon ekip sondaj nan pak la trase yon kat tèminal ki egziste deja. Kouri ls, antre nan park-terminal-map, epi itilize pwd pou konfime ou rive nan dosye pwojè a.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsantre sou kote ou ye, ki dosye ou ka wè, ak kote pou deplase apre.","hint_1":"Kòmanse ak ls pou w ka wè dosye ou bezwen antre ladan l.","hint_2":"Apre ou fin antre nan dosye pwojè a, kouri pwd pou konfime kote ou ye a."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Lise espas travay la an premye ak ls."},"1":{"message":"Avanse nan pak-terminál-kat la."},"2":{"message":"Kouri pwd apre ou fin antre park-terminal-map."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"club_hub_newsletter_draft_txt":{"content":"Newsletter draft\n"},"club_hub_events_checklist_txt":{"content":"Event checklist\n"},"club_hub_archive_old_note_txt":{"content":"Old note\n"},"park_terminal_map_requests_north_trail_txt":{"content":"North trail request log\n"},"park_terminal_map_maps_current_location_txt":{"content":"Current location checked with pwd and ls\n"},"park_terminal_map_handoff_terminal_map_ready_txt":{"content":"Terminal map ready for the park survey team\n"}}},"module-1-terminal-map-project-terminal-task-2":{"title":"Jwenn dosye demann yo","prompt":"Nan `park-terminal-map`, fè lis sa ki la, ale nan demann yo, epi itilize `pwd` pou konfime ou jwenn nòt demann yo.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Yon fwa ou anndan yon dosye, ls montre sa ki disponib epi cd mennen ou pi fon nan kat la.","hint_1":"Sèvi ak ls andedan park-terminal-map anvan ou chwazi kote pou ale apre sa.","hint_2":"Kouri pwd apre demann cd yo pou ou ka verifye non dosye a."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Sèvi ak ls andedan park-terminal-map."},"1":{"message":"Ale nan dosye demann yo."},"2":{"message":"Kouri pwd apre ou fin antre demann yo."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"club_hub_newsletter_draft_txt":{"content":"Newsletter draft\n"},"club_hub_events_checklist_txt":{"content":"Event checklist\n"},"club_hub_archive_old_note_txt":{"content":"Old note\n"},"park_terminal_map_requests_north_trail_txt":{"content":"North trail request log\n"},"park_terminal_map_maps_current_location_txt":{"content":"Current location checked with pwd and ls\n"},"park_terminal_map_handoff_terminal_map_ready_txt":{"content":"Terminal map ready for the park survey team\n"}}},"module-1-terminal-map-project-terminal-task-3":{"title":"Soti nan demann pou rive nan kat","prompt":"Soti nan demann yo, retounen nan plan-tèminal-pak la, antre nan kat yo, epi itilize pwd pou konfime ou rive nan nòt navigasyon yo.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"cd .. moves you up one level, which is useful when you need to move from one sibling folder to another.","hint_1":"Kite demann yo ak cd .. anvan ou eseye antre nan kat yo.","hint_2":"Sèvi ak pwd nan fen an pou w ka konfime ke maps se dosye kouran ou."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Monte yon nivo pi wo an premye ak cd .."},"1":{"message":"Apre sa, pase nan kat yo."},"2":{"message":"Kouri pwd apre ou fin antre kat yo."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"club_hub_newsletter_draft_txt":{"content":"Newsletter draft\n"},"club_hub_events_checklist_txt":{"content":"Event checklist\n"},"club_hub_archive_old_note_txt":{"content":"Old note\n"},"park_terminal_map_requests_north_trail_txt":{"content":"North trail request log\n"},"park_terminal_map_maps_current_location_txt":{"content":"Current location checked with pwd and ls\n"},"park_terminal_map_handoff_terminal_map_ready_txt":{"content":"Terminal map ready for the park survey team\n"}}}}}},"moving-around":{"label":"Ap deplase ak cd","summary":"Sèvi ak cd, .., ., ak ~ pou deplase ant dosye yo an sekirite.","cards":{"sketch0":{"title":"Sa chanjman `cd` yo"},"sketch1":{"title":"Sèvi ak `..`, `.`, ak `~`"},"sketch2":{"title":"Li chemen yo an sekirite anvan ou deplase"},"quiz":{"title":"Tcheke pratik"},"project":{"title":"Bati yon kat navigasyon senp pou espas travay yon kliyan"}},"practice":{"sc-cd-purpose":{"title":"What `cd` does","prompt":"What does `cd` do?","hint":"Confirm the starting location with `pwd`, then follow the folder names in order.","help":{"concept":"`cd` changes the current directory; `..` means one parent level and a relative path begins from the current directory.","hint_1":"Confirm the starting location with `pwd`, then follow the folder names in order.","hint_2":"Run `pwd` or `ls` after moving so the destination is proven rather than assumed. The current task asks: What does `cd` do?"},"options":{"a":"Changes the current folder","b":"Copies a file","c":"Deletes a file","d":"Prints file content"}},"sc-parent-folder":{"title":"Meaning of `..`","prompt":"In a path, what does `..` mean?","hint":"Confirm the starting location with `pwd`, then follow the folder names in order.","help":{"concept":"`cd` changes the current directory; `..` means one parent level and a relative path begins from the current directory.","hint_1":"Confirm the starting location with `pwd`, then follow the folder names in order.","hint_2":"Run `pwd` or `ls` after moving so the destination is proven rather than assumed. The current task asks: In a path, what does `..` mean?"},"options":{"a":"The parent folder","b":"A hidden file","c":"The current file","d":"The root password"}},"mc-check-after-cd":{"title":"Check after moving","prompt":"Which commands can help confirm where you are after `cd`?","hint":"Confirm the starting location with `pwd`, then follow the folder names in order.","help":{"concept":"`cd` changes the current directory; `..` means one parent level and a relative path begins from the current directory.","hint_1":"Confirm the starting location with `pwd`, then follow the folder names in order.","hint_2":"Run `pwd` or `ls` after moving so the destination is proven rather than assumed. The current task asks: Which commands can help confirm where you are after `cd`?"},"options":{"a":"pwd","b":"ls","c":"rm","d":"sudo"}},"dr-navigate-and-check":{"title":"Move and confirm","prompt":"Put the navigation routine in order.","hint":"Confirm the starting location with `pwd`, then follow the folder names in order.","help":{"concept":"`cd` changes the current directory; `..` means one parent level and a relative path begins from the current directory.","hint_1":"Confirm the starting location with `pwd`, then follow the folder names in order.","hint_2":"Run `pwd` or `ls` after moving so the destination is proven rather than assumed. The current task asks: Put the navigation routine in order."},"tokens":{"t1":"Type `ls` to find a folder","t2":"Type `cd folder-name`","t3":"Type `pwd` or `ls` to confirm"}},"q1":{"title":"Sa`cd` fè","prompt":"Ki kòmand ki chanje dosye kouran ou nan Tèminal Linux la?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmil orijinal la te revele repons lan twò dirèkteman.","hint_1":"Konpare kesyon an ak egzanp leson an epi retire detay ki pa matche ak konsèp ki mande a.","hint_2":"Sèvi ak wòl la oswa prèv ki nonmen nan kesyon an olye pou w konte sou fason ou ekri repons lan."},"options":{"a":"pwd","b":"cd","c":"ls","d":"cat"}},"moving-around-single-choice-2":{"title":"Chwazi pi bon deskripsyon an.","prompt":"Ki fraz ki pi byen koresponn ak 'Moving Around with cd'?","hint":"Chèche repons ki dekri konsèp prensipal leson an.","help":{"concept":"Kesyon sa a tcheke lide prensipal la nan Moving Around with cd.","hint_1":"Sèvi ak eksplikasyon leson an, epi elimine repons ki pa matche avè l.","hint_2":"Chwazi repons ki koresponn ak konsèp kou a, pa yon detay o aza."},"options":{"a":"Li dekri konsèp prensipal la nan leson an.","b":"Li pa gen rapò ak sijè kou a.","c":"Li sote objektif aprenan an.","d":"Li ranplase konsèp la ak yon chemen kout ki pa an sekirite."}},"moving-around-multi-choice-1":{"title":"Chwazi abitid aprantisaj ki an sekirite","prompt":"Ki aksyon ki bon abitid pandan w ap aprann sijè sa a?","hint":"Bon abitid kenbe aprenan an konsantre sou objektif leson an ak rezilta vizib yo.","help":{"concept":"Kesyon sa a tcheke lide prensipal la nan Moving Around with cd.","hint_1":"Sèvi ak eksplikasyon leson an, epi elimine repons ki pa matche avè l.","hint_2":"Chwazi repons ki koresponn ak konsèp kou a, pa yon detay o aza."},"options":{"a":"Li enstriksyon an byen anvan ou aji.","b":"Tcheke rezilta w apre w fin fè yon chanjman.","c":"Inegore non egzak yo nan travay la","d":"Sèvi ak rakousi ki pa gen rapò san konprann yo"}},"moving-around-drag-reorder-1":{"title":"Kòmande yon kou sou pratik an sekirite","prompt":"Mete etap aprantisaj sa yo nan yon lòd ki an sekirite.","hint":"Li chak moso epi ranje yo nan lòd deklarasyon an dwe konprann.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete."},"tokens":{"t1":"Li objektif la","t2":"Eseye yon sèl etap","t3":"Tcheke rezilta a","t4":"Reflechi sou sa k te chanje"}},"q2":{"title":"Monte yon nivo","prompt":"Konplete kòmand ki deplase soti nan dosye aktyèl la pou ale nan dosye paran li.","hint":"Itilize chemen espesyal ki vle di 'dosye paran.'","help":{"concept":"Nan chemen Linux, `..` refere a repètwa ki yon nivo pi wo pase kote ou ye kounye a.","hint_1":"Sa a pa yon kòmand poukont li isit la; se sib la yo itilize apre `cd`.","hint_2":"Ranje kout pou dosye paran an itilize de pwen."},"template":"cd [blank1]","choices":["..",".","~","ls"]},"q3":{"title":"Ale nan yon dosye pwojè","prompt":"Yon script chanje dosye anvan li fè lòt travay. Kisa li ta dwe fè tou pou ou ka konfime li rive nan bon kote a?","hint":"Chèche opsyon ki fè chanjman dosye a vizib nan pwodiksyon an.","help":{"concept":"Yon pwosesis navigasyon komen se kreye yon dosye ak `mkdir`, antre ladan l ak `cd`, epi verifye nouvo repètwa travay la ak `pwd`.","hint_1":"Ou bezwen yon kòmand pou kreye dosye a epi yon lòt pou antre ladan l.","hint_2":"Apre ou fin antre nan `client-site`, egzekite kòmand ki enprime repètwa travay aktyèl la pou sòti tèminal la montre nouvo kote a."},"template":"Yon script ki chanje dosye yo ta dwe tou ____ pou rezilta a fasil pou verifye.","choices":["Enprime yon rezilta obsèvab","Kache tout sòti","Efase fichye a imedyatman","Sote pwogram nan"]}},"tryIt":{"allowReveal":true,"exercises":{"moving-around-try-it-1":{"title":"Travay final: antre nan yon dosye","prompt":"Ou bezwen antre nan dosye `navigation-practice`. Kouri `ls`, apre sa `cd navigation-practice`, epi `pwd` pou konfime ou deplase.","hint":"Fè lis an premye, deplase dezyèm, epi konfime nouvo adrès ou a ak `pwd`.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `ls` anvan ou deplase."},"1":{"message":"Kouri `cd navigation-practice`."},"2":{"message":"Kouri `pwd` apre ou fin chanje dosye yo."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"newsletter_brief_txt":{"content":"Community newsletter brief\n"},"navigation_practice_start_welcome_txt":{"content":"Start folder\n"},"navigation_practice_reports_today_txt":{"content":"Report folder\n"}}},"moving-around-try-it-2":{"title":"Travay terminal: monte ak cd ..","prompt":"Kòmanse andedan `navigation-practice/start`, epi monte yon nivo. Kouri `cd navigation-practice/start`, `pwd`, `cd ..`, ak `pwd` ankò.","hint":"Apre `cd ..`, dezyèm `pwd` la ta dwe montre dosye paran an.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `cd navigation-practice/start`."},"1":{"message":"Kouri `cd ..` pou monte yon dosye."},"2":{"message":"Kouri `pwd` pou konfime kote ou ye."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"library_kit_returns_today_txt":{"content":"Three books returned\n"},"navigation_practice_start_welcome_txt":{"content":"Start folder\n"},"navigation_practice_reports_today_txt":{"content":"Report folder\n"}}},"moving-around-try-it-3":{"title":"Travay final: retounen lakay ak cd ~","prompt":"Sote soti nan yon dosye anndan yon lòt pou retounen nan dosye lakay ou. Kouri `cd navigation-practice/reports`, `pwd`, `cd ~`, ak `pwd` ankò.","hint":"Sèvi ak `~` kòm chemen kout pou retounen nan dosye lakay ou, epi konfime ak `pwd`.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `cd navigation-practice/reports`."},"1":{"message":"Kouri `cd ~` pou retounen lakay."},"2":{"message":"Kouri `pwd` pou konfime kote ou ye."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"museum_tour_signs_labels_txt":{"content":"Entrance\nExit\n"},"navigation_practice_start_welcome_txt":{"content":"Start folder\n"},"navigation_practice_reports_today_txt":{"content":"Report folder\n"}}}},"try_moving_around_sketch0":{"title":"Eseye li poukont ou: antre nan yon dosye","prompt":"Kouri `ls`, apre sa `cd navigation-practice`, epi `pwd` pou konfime chanjman dosye a."},"try_moving_around_sketch1":{"title":"Eseye li poukont ou: monte nan repètwa anlè a ak cd ..","prompt":"Kouri `cd navigation-practice/start`, `pwd`, `cd ..`, ak `pwd` ankò pou pratike deplase nan dosye paran an."},"try_moving_around_sketch2":{"title":"Eseye l poukont ou: retounen lakay ou ak CD ~","prompt":"Kouri `cd navigation-practice/reports`, `pwd`, `cd ~`, ak `pwd` ankò pou pratike chemen kout dosye lakay ou."}}},"what-the-terminal-is":{"label":"Sa ki Tèminal la ye","summary":"Konprann tèminal la kòm yon kote pou tape kòmand epi wè òdinatè a reponn.","cards":{"course-introduction":{"title":"Course introduction"},"sketch0":{"title":"Tèminal la se yon konvèsasyon ak òdinatè w la."},"sketch1":{"title":"Kòmand se enstriksyon, epi sòti a se repons lan."},"sketch2":{"title":"Poukisa moun itilize tèminal la"},"quiz":{"title":"Pratik"}},"practice":{"sc-terminal-output":{"title":"What output means","prompt":"In the terminal, what is output?","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: In the terminal, what is output?"},"options":{"a":"The text the terminal prints after a command","b":"A folder that stores commands","c":"A file that must be deleted","d":"The name of the mouse pointer"}},"mc-safe-inspection":{"title":"Safe first commands","prompt":"Which commands are safe inspection commands in this course?","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: Which commands are safe inspection commands in this course?"},"options":{"a":"pwd","b":"ls","c":"rm","d":"mv"}},"dr-terminal-flow":{"title":"Order a terminal interaction","prompt":"Put the parts of a simple terminal interaction in order.","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: Put the parts of a simple terminal interaction in order."},"tokens":{"t1":"The prompt appears","t2":"You type a command","t3":"You press Enter","t4":"You read the output"}},"sc-before-changing":{"title":"Before changing files","prompt":"What is the best first move in a new workspace?","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: What is the best first move in a new workspace?"},"options":{"a":"Inspect where you are and what is nearby","b":"Delete temporary-looking files immediately","c":"Move every file into one folder","d":"Use sudo just in case"}},"sc-terminal-purpose":{"title":"Sa tèminal la fè","prompt":"Ou ap ede òganize yon espas travay klib ak dosye ak fichye. Ki sa ki pi byen dekri tèminal la?","hint":"Panse si tèminal la se yon kote pou tape enstriksyon oswa yon kote ki estoke fichye poukont li.","help":{"concept":"Tèminal la se yon entèfas pou antre kòmand epi wè repons òdinatè a. Li pa menm bagay ak yon dosye, yon fichye oswa yon sistèm operasyon.","hint_1":"Deside ki chwa dekri entèraksyon an: ou tape yon bagay, epi òdinatè a reponn.","hint_2":"Chèche opsyon ki dekri yon zouti tèks pou egzekite kòmand."},"options":{"a":"Yon espas tèks pou tape kòmand epi wè òdinatè a reponn","b":"Yon dosye ki anrejistre otomatikman tout fichye ou kreye.","c":"Yon fichye espesyal ki bay lis tout kòmand ki sou òdinatè a","d":"Yon pwosesis an fon ki fonksyone san entèvansyon itilizatè"}},"sc-pwd-vs-ls":{"title":"Chwazi bonbi kòmandman an","prompt":"Yon aprenan tape yon kòmand paske li vle konnen nan ki dosye li ye kounye a anvan li lisye fichye yo. Ki kòmand ki matche ak objektif sa a?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te ranje paske fòmil orijinal la te revele repons lan twò dirèkteman.","hint_1":"Konpare kesyon an ak egzanp leson an epi retire detay ki pa matche ak konsèp ki mande a.","hint_2":"Sèvi ak wòl la oswa prèv ki nonmen nan enstriksyon an olye pou w konte sou fason ou fòmile repons lan."},"options":{"a":"pwd","b":"ls","c":"cat","d":"touch"}},"mc-terminal-workflow":{"title":"Kisa ki dwe nan yon workflow debaz pou tèminal","prompt":"Chwazi tout aksyon ki koresponn ak lide pou itilize tèminal la pou enspekte yon espas travay an sekirite nan kòmansman yon travay.","hint":"Panse a kòmand ki ede w tcheke kote w ye a epi wè sa ki nan dosye aktyèl la.","help":{"concept":"Travay ak workflow nan tèminal la souvan kòmanse ak kòmand enspeksyon tankou `pwd` ak `ls` pou ou konprann kote ou ye kounye a ak sa ki ladan l anvan ou fè chanjman.","hint_1":"Chèche aksyon ki ede w oryante w anvan w kreye, deplase oswa efase anyen.","hint_2":"De nan chwa sa yo se chèk dirèk: youn montre dosye aktyèl ou a epi lòt la lis atik ki ladan l."},"options":{"a":"Kouri `pwd` pou konfime dosye aktyèl la.","b":"Kouri `ls` pou wè fichye ak dosye nan kote aktyèl la.","c":"Sèvi ak `sudo` pou w gen kontwòl total anvan w tcheke anyen.","d":"Enstale yon pake pou tèminal la ka montre non dosye yo"}},"dr-terminal-check-sequence":{"title":"Mande yon verifikasyon senp sou tèminal la.","prompt":"Mete etap sa yo nan pi bon lòd pou yon debutan ki louvri tèminal la epi ki vle konprann espas travay la anvan li fè nenpòt lòt bagay.","hint":"Li chak moso epi ranje yo nan lòd deklarasyon an dwe konprann.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete."},"tokens":{"t1":"Ouvri tèminal la","t2":"Kouri `pwd`","t3":"Kouri `ls`"}},"fb-pwd-meaning":{"title":"Konplete siyifikasyon kòmandman an","prompt":"Ranpli kòmand ki manke a pou sitiyasyon sa a: ou vle tèminal la montre kote dosye aktyèl ou ye a.","hint":"Chwazi kòmand ki enprime repètwa k ap travay la.","help":{"concept":"`the missing term` se kòmand ki sèvi pou afiche repètwa travay aktyèl la nan tèminal la.","hint_1":"Kòmand sa a se yon abrevyasyon pou enprime repètwa k ap travay la.","hint_2":"Se kòmand ou itilize lè ou vle tèminal la reponn \"Ki kote mwen ye?\""},"template":"Pou montre kote dosye aktyèl ou ye a, tape `[blank1]`.","choices":["pwd","ls","cat","mkdir"]},"fb-ls-purpose":{"title":"Konplete objektif kòmandman an","prompt":"Ranpli kòmand ki manke pou sitiyasyon sa a: ou nan yon dosye pwojè epi ou vle wè non fichye ak dosye ki ladan l.","hint":"Chwazi kòmand ki lis atik yo nan repètwa aktyèl la.","help":{"concept":"`the missing term` Lis sa ki nan repètwa aktyèl la, tankou fichye ak dosye.","hint_1":"Kòmand sa a ede w reponn \"Ki sa ki la a?\"","hint_2":"Se pa kòmand pou montre kote ou ye a; se kòmand pou lis non yo."},"template":"Pou lis non fichye ak dosye ki nan repètwa aktyèl la, tape `[blank1]`.","choices":["pwd","touch","ls","mv"]}},"tryIt":{"allowReveal":true,"exercises":{"what-terminal-is-try-it-1":{"title":"Identify the welcome desk folder","prompt":"You opened the welcome desk workspace. Type `pwd` to print its full folder path. After typing the command, press **Enter** so the terminal runs it.","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: You opened the welcome desk workspace. Type `pwd` to print its full folder path."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Type `pwd` to print the current folder."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"welcome_desk_shift_note_txt":{"content":"Morning volunteer shift\n"}}},"what-terminal-is-try-it-2":{"title":"Inspect the supply room","prompt":"Before changing anything in the supply room, type `ls` to see the files already there. After typing the command, press **Enter** so the terminal runs it.","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: Before changing anything in the supply room, type `ls` to see the files already there."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Type `ls` to list the supply room."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"supply_room_labels_txt":{"content":"Name tags\n"},"supply_room_inventory_txt":{"content":"Markers\nTape\n"}}},"what-terminal-is-try-it-3":{"title":"Use the first safe check","prompt":"A teammate left you at the check-in desk. Type `pwd`, then `ls`, before deciding what to do next. Press **Enter** after each command and wait for its result before typing the next one.","hint":"Separate the prompt from the command and read the response before continuing.","help":{"concept":"The terminal follows a command → output → verification cycle.","hint_1":"Separate the prompt from the command and read the response before continuing.","hint_2":"Use the requested safe inspection command and compare its output with the exact task. The current task asks: A teammate left you at the check-in desk. Type `pwd`, then `ls`, before deciding what to do next."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Type `pwd` first to confirm your location."},"1":{"message":"Type `ls` to inspect the current folder."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"check_in_arrival_note_txt":{"content":"Open doors at 8:00\n"}}},"what-the-terminal-is-try-it-1":{"prompt":"Ou fèk louvri yon espas travay pataje. Kouri `pwd` pou wè kote w ap kòmanse.","title":"Travay final: kouri pwd","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `pwd` pou enprime repètwa travay aktyèl la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."}}},"starterFiles":{"terminal_tour_location_readme_txt":{"content":"Run pwd to ask the terminal where you are.\n"}}},"what-the-terminal-is-try-it-2":{"title":"Travay terminal: kouri ls","prompt":"Gade alantou rapidman. Kouri `ls` pou wè sa ki nan dosye aktyèl la.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `ls` pou lis sa ki nan dosye aktyèl la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."}}},"starterFiles":{"terminal_tour_notes_txt":{"content":"notes\n"},"terminal_tour_photos_readme_txt":{"content":"photo folder\n"}}},"what-the-terminal-is-try-it-3":{"title":"Travay final: mande kote ak sa","prompt":"Anvan ou chanje anyen, oryante tèt ou. Kouri `pwd`, epi `ls`.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `pwd` an premye."},"1":{"message":"Kouri `ls` apre pwd."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."}}},"starterFiles":{"event_plan_schedule_txt":{"content":"10:00 setup\n"},"event_plan_guests_txt":{"content":"Guests\n"}}}},"try_what_the_terminal_is_sketch0":{"title":"Eseye li poukont ou: kouri pwd","prompt":"Kouri `pwd` pou wè dosye aktyèl ou a."},"try_what_the_terminal_is_sketch1":{"title":"Eseye l poukont ou: kouri ls","prompt":"Kouri `ls` pou lis sa ki nan dosye aktyèl la."},"try_what_the_terminal_is_sketch2":{"title":"Eseye li poukont ou: kouri pwd epi ls","prompt":"Kouri `pwd`, epi `ls`, pou wè kote ou ye anvan ou kòmanse travay."}}},"where-am-i":{"label":"Ki kote mwen ye? modpas ak ls","summary":"Sèvi ak pwd ak ls pou enspekte dosye kouran ou a epi wè sa ki ladan l.","cards":{"sketch0":{"title":"Sèvi ak `pwd` pou jwenn kote ou ye kounye a."},"sketch1":{"title":"Itilize `ls` pou wè sa ki nan dosye aktyèl la."},"sketch2":{"title":"Sèvi ak `pwd` ak `ls` ansanm pou oryante tèt ou."},"quiz":{"title":"Tcheke pratik"}},"practice":{"sc-pwd-purpose":{"title":"Sa `pwd` di w","prompt":"Ou ap òganize fichye pou yon klib etidyan epi ou vle konfime dosye kouran ou an anvan ou fè anyen lòt. Ki kòmand ki montre kote ou ye kounye a nan sistèm fichye a?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Konpare kesyon an ak egzanp leson an epi retire detay ki pa matche ak konsèp ki mande a.","hint_2":"Sèvi ak wòl la oswa prèv ki nonmen nan enstriksyon an olye pou w konte sou fason ou ekri repons lan."},"options":{"a":"pwd","b":"ls","c":"cd","d":"touch"}},"sc-ls-purpose":{"title":"Sa `ls` montre","prompt":"Ou nan yon dosye ki rele `newsletter` epi ou vle wè si li genyen `drafts`, `images`, ak `todo.txt`. Ki kòmand ou ta dwe itilize?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te ranje paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Sèvi ak wòl la oswa prèv ki nonmen nan enstriksyon an olye pou w konte sou fason ou ekri repons lan."},"options":{"a":"pwd","b":"mkdir","c":"ls","d":"mv"}},"mc-inspection-commands":{"title":"Commands that only inspect","prompt":"Choose the commands that inspect without creating, moving, or removing files.","hint":"Run `pwd` before interpreting a relative path, then use `ls` on the folder named in the task.","help":{"concept":"`pwd` confirms the current directory and `ls` reports the names inside it.","hint_1":"Run `pwd` before interpreting a relative path, then use `ls` on the folder named in the task.","hint_2":"Do not create or move files in an inspection task; verify location and names only. The current task asks: Choose the commands that inspect without creating, moving, or removing files."},"options":{"a":"pwd","b":"ls","c":"mv","d":"rm"}},"dr-safe-check-order":{"title":"A safe first check","prompt":"Put the safe first-check routine in order.","hint":"Run `pwd` before interpreting a relative path, then use `ls` on the folder named in the task.","help":{"concept":"`pwd` confirms the current directory and `ls` reports the names inside it.","hint_1":"Run `pwd` before interpreting a relative path, then use `ls` on the folder named in the task.","hint_2":"Do not create or move files in an inspection task; verify location and names only. The current task asks: Put the safe first-check routine in order."},"tokens":{"t1":"Type `pwd`","t2":"Type `ls`","t3":"Choose the next command"}},"mc-safe-inspection":{"title":"Kòmand enspeksyon an sekirite","prompt":"Chwazi tout kòmand ki anba yo ki enspekte kote w oswa kontni dosye w san kreye, deplase, oswa efase fichye.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske mo orijinal yo te revele repons lan twò dirèkteman.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Sèvi ak wòl la oswa prèv ki nonmen nan kesyon an olye pou w konte sou fason ou fòmile repons lan."},"options":{"a":"pwd","b":"ls","c":"mkdir","d":"cd"}},"dr-orient-yourself":{"title":"Yon bon woutin pou premye verifikasyon","prompt":"Mete aksyon sa yo nan yon lòd ki fè sans pou w oryante w nan yon nouvo dosye espas travay anvan w fè chanjman.","hint":"Premyeman konfime kote a, apre sa enspekte sa ki ladan l, epi deside kisa pou w fè apre sa.","help":{"concept":"Yon pwosesis travay ki an sekirite pou debutan se idantifye repètwa kouran ou an premye, enspekte sa ki ladan l an dezyèm, epi sèlman apre sa chwazi aksyon pwochen ou an.","hint_1":"Kòmand ki montre chemen ou a dwe vini anvan kòmand ki lisye fichye yo.","hint_2":"Dènye etap la se pa yon lòt kòmand isit la; se deside sou baz sa ou te aprann."},"tokens":{"t1":"Kouri `pwd`","t2":"Kouri `ls`","t3":"Deside kòmandman pwochen ou."}},"fb-pwd-expansion":{"title":"Elaji non kòmand lan","prompt":"Konplete fraz la sou `pwd`.","hint":"`w` nan `pwd` refere a repètwa w ap itilize kounye a.","help":{"concept":"`pwd` Li elaji pou 'enprime direktwa tèm ki manke a.' Konnen fraz konplè a ede konekte non kòmand lan ak travay li.","hint_1":"Mo ki manke a se ant 'print' ak 'directory'.","hint_2":"Li dekri repètwa kote w ap aktif kounye a."},"template":"`pwd` Vle di enprime [blank1] repètwa.","choices":["lakay","ap travay","Paran","nan lis"]},"fb-ls-meaning":{"title":"Chwazi kòmand ki kòrèk la pou kontni an.","prompt":"Konplete fraz kòmand lan pou verifye sa ki anndan dosye aktyèl la.","hint":"Sèvi ak kòmand ki lis non yo nan repètwa aktyèl la.","help":{"concept":"`the missing term` Se kòmand pou lis kontni repètwa aktyèl la. Li ede w enspekte fichye ak dosye san w pa chanje yo.","hint_1":"Sa a se pa kòmand ki enprime chemen konplè a.","hint_2":"Kòmand kòrèk la gen de lèt epi li kòmanse ak `l`."},"template":"Pou wè fichye ak dosye ki nan repètwa aktyèl la, kouri `[blank1]`.","choices":["pwd","ls","cd","mkdir"]}},"tryIt":{"allowReveal":true,"exercises":{"where-am-i-try-it-1":{"title":"Travay final: verifye kote w ye ak pwd","prompt":"Ou fèk louvri yon dosye pwojè. Kouri `pwd` pou verifye kote ou ye kounye a.","hint":"Egzekite kòmand ki make nan prompt la. Pa gen okenn fichye ki bezwen kreye oswa chanje isit la.","help":{"concept":"Yon tach 'Try It' pèmèt ou pratike kòmand ki soti nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `pwd` pou montre dosye aktyèl la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"newsroom_assignment_txt":{"content":"Draft the Saturday update\n"},"orientation_demo_readme_txt":{"content":"Use pwd to print your current folder.\n"}}},"where-am-i-try-it-2":{"title":"Travay tèminal: lisye dosye aktyèl la ak ls","prompt":"Ou pral kòmanse travay nan dosye sa a. Kouri `ls` pou wè sa ki deja la.","hint":"Egzekite kòmand ki make nan prompt la. Travay sa a se sèlman pou verifye sa ki deja la.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `ls` pou lis dosye aktyèl la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"art_table_brushes_txt":{"content":"Small brush\nLarge brush\n"},"art_table_paint_list_txt":{"content":"Blue\nYellow\n"},"orientation_demo_notes_txt":{"content":"orientation notes\n"},"orientation_demo_archive_readme_txt":{"content":"archive folder\n"}}},"where-am-i-try-it-3":{"title":"Travay final: oryante ak pwd ak ls","prompt":"Kòmanse tankou yon koekipye ki pran prekosyon. Kouri `pwd`, epi `ls`, pou oryante tèt ou anvan ou fè chanjman.","hint":"Itilize `pwd` an premye, epi `ls`, jis jan enstriksyon an mande.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `pwd` anvan ou fè lis fichye yo."},"1":{"message":"Kouri `ls` apre pwd."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"event_desk_run_sheet_txt":{"content":"Doors open at 6:00\n"},"event_desk_contact_txt":{"content":"Call the coordinator\n"},"reports_summary_txt":{"content":"weekly summary\n"},"reports_archive_readme_txt":{"content":"archive\n"}}}},"try_where_am_i_sketch0":{"title":"Eseye li poukont ou: verifye kote w ak pwd","prompt":"Kouri `pwd` pou wè dosye aktyèl ou a."},"try_where_am_i_sketch1":{"title":"Eseye li poukont ou: lis dosye aktyèl la ak ls","prompt":"Kouri `ls` pou wè sa ki nan dosye aktyèl la."},"try_where_am_i_sketch2":{"title":"Eseye l poukont ou: oryante ak pwd ak ls","prompt":"Kouri `pwd`, epi `ls`, pou tcheke kote w ye ak dosye ki toupre w anvan ou kòmanse."}}}},"linux-module-2-files-and-folders":{"copy-move-rename":{"label":"Kopi, Deplase, ak Chanje Non","summary":"Sèvi ak cp ak mv pou kopye, òganize, ak renome fichye yo an sekirite.","cards":{"sketch0":{"title":"Kopi dosye ak cp"},"sketch1":{"title":"Deplase fichye ak dosye avèk mv"},"sketch2":{"title":"Chanje non ak mv"},"quiz":{"title":"Tcheke pratik"},"project":{"title":"Òganize dosye etid yon etidyan"}},"practice":{"sc-copy-keeps-original":{"title":"Copy without removing original","prompt":"Which command copies `a.txt` to `b.txt` and keeps `a.txt`?","hint":"Read the source and destination paths from left to right before running the command.","help":{"concept":"`cp` preserves the source by creating a copy; `mv` relocates or renames the source.","hint_1":"Read the source and destination paths from left to right before running the command.","hint_2":"Verify both locations: a copy leaves both files, while a move or rename removes the old path. The current task asks: Which command copies `a.txt` to `b.txt` and keeps `a.txt`?"},"options":{"a":"cp a.txt b.txt","b":"mv a.txt b.txt","c":"rm a.txt","d":"cd a.txt"}},"sc-move-command":{"title":"Move into a folder","prompt":"Which command moves `note.txt` into `handoff/note.txt`?","hint":"Read the source and destination paths from left to right before running the command.","help":{"concept":"`cp` preserves the source by creating a copy; `mv` relocates or renames the source.","hint_1":"Read the source and destination paths from left to right before running the command.","hint_2":"Verify both locations: a copy leaves both files, while a move or rename removes the old path. The current task asks: Which command moves `note.txt` into `handoff/note.txt`?"},"options":{"a":"mv note.txt handoff/note.txt","b":"cp note.txt","c":"cat handoff/note.txt","d":"pwd note.txt"}},"mc-mv-uses":{"title":"Two uses of `mv`","prompt":"What can `mv` do in this course?","hint":"Read the source and destination paths from left to right before running the command.","help":{"concept":"`cp` preserves the source by creating a copy; `mv` relocates or renames the source.","hint_1":"Read the source and destination paths from left to right before running the command.","hint_2":"Verify both locations: a copy leaves both files, while a move or rename removes the old path. The current task asks: What can `mv` do in this course?"},"options":{"a":"Move a file into another folder","b":"Rename a file","c":"Count lines","d":"Print the current folder"}},"dr-backup-then-move":{"title":"Safe handoff order","prompt":"Put these handoff steps in a safe order.","hint":"Read the source and destination paths from left to right before running the command.","help":{"concept":"`cp` preserves the source by creating a copy; `mv` relocates or renames the source.","hint_1":"Read the source and destination paths from left to right before running the command.","hint_2":"Verify both locations: a copy leaves both files, while a move or rename removes the old path. The current task asks: Put these handoff steps in a safe order."},"tokens":{"t1":"Copy a backup if needed","t2":"Move the working file into handoff","t3":"List the folder to verify"}},"sc-which-command-renames":{"title":"Idantifye kòmand pou chanje non an.","prompt":"Ki kòmand ki renome `plan.txt` pou `project-plan.txt` nan menm dosye a?","hint":"Chanje non itilize menm kòmandman ak deplase.","help":{"concept":"Linux itilize `mv` pou deplase ak renome paske toude aksyon sa yo chanje chemen yon fichye.","hint_1":"Yon kòmand kopi ta kite de fichye dèyè, sa pa yon chanje non.","hint_2":"Chwazi kòmand ki chanje ansyen non an dirèkteman an nouvo non an."},"options":{"a":"cp plan.txt project-plan.txt","b":"mv plan.txt project-plan.txt","c":"ls plan.txt project-plan.txt","d":"cat plan.txt project-plan.txt"}},"mc-copy-vs-move":{"title":"Chwazi deklarasyon ki kòrèk sou cp ak mv.","prompt":"Ki deklarasyon ki kòrèk? Chwazi tout sa ki aplike.","hint":"Yon kòmand kopye yon fichye, epi lòt la chanje kote li oswa non li.","help":{"concept":"`cp` Kreye yon kopi anplis, tandiske '`mv`' chanje chemen fichye a, konsa kote oswa non orijinal la pa rete menm jan ankò.","hint_1":"Chèche deklarasyon ki koresponn ak sa k rive dosye orijinal la apre chak kòmand.","hint_2":"Yon chwa kòrèk ta dwe dekri swa duplikasyon ak `cp` oswa relocation/renaming ak `mv`."},"options":{"a":"`cp notes.txt backup.txt` Li kite `notes.txt` an plas epi li kreye `backup.txt`.","b":"`mv draft.txt final.txt` ka chanje non yon fichye nan menm dosye a.","c":"`cp report.txt archive/` Eliye dosye orijinal la.","d":"`mv essay.txt folder/` Kreye de kopi de \"`essay.txt`\"."}},"mc-safe-command-choice":{"title":"Chwazi kòmand ki matche ak objektif la.","prompt":"Ou vle kenbe fichye orijinal la `notes.txt` epi tou kreye yon lòt vèsyon ak yon non diferan. Ki kòmand ki ta reyalize objektif sa a? Chwazi tout sa ki aplike.","hint":"Ou bezwen kòmand ki kopye, pa deplase.","help":{"concept":"Lè orijinal la dwe rete, itilize `cp`. Yon chanje non oswa deplase ak `mv` chanje chemen orijinal la olye pou l prezève li.","hint_1":"Nenpòt kòmandman kòrèk ta dwe kite `notes.txt` toujou egziste apre li fin kouri.","hint_2":"Chèche kòmand `cp` ki itilize `notes.txt` kòm sous la ak yon chemen oswa non destinasyon diferan."},"options":{"a":"`cp notes.txt notes-copy.txt`","b":"`mv notes.txt notes-copy.txt`","c":"`cp notes.txt backups/notes.txt`","d":"`mv notes.txt backups/`"}},"dr-copy-then-rename-flow":{"title":"Kòmande workflow fichye a","prompt":"Mete etap sa yo nan lòd kòrèk pou fè yon kopi sekou `outline.txt` epi chanje non kopi a pou `outline-final.txt`.","hint":"Premyeman fè kopi a, apre sa chanje non kopi a.","help":{"concept":"Yon pwosesis dosye ki gen plizyè etap depann de sa ki egziste apre chak kòmand. Ou pa ka chanje non dosye ki kopye a jiskaske kopi a fin kreye.","hint_1":"Fichye sovgad la dwe egziste anvan li ka resevwa yon nouvo non.","hint_2":"Kòmanse ak fichye orijinal la, kreye yon kopi, epi chanje non fichye kopi a."},"tokens":{"t1":"Kòmanse ak \"`outline.txt`\" nan dosye a.","t2":"Kouri `cp outline.txt outline-copy.txt`.","t3":"Kouri `mv outline-copy.txt outline-final.txt`.","t4":"Fini ak toude `outline.txt` ak `outline-final.txt`."}},"ci-copy-class-notes":{"title":"Kopye yon fichye nòt klas","prompt":"Ou vle fè yon kopi sekou anvan ou modifye nòt klas la. Ki rezilta ki montre ke yo te itilize`cp` kòrèkteman?","hint":"Itiliz`cp`, mete non fichye orijinal la an premye epi non sovgad la an dezyèm.","help":{"concept":"`cp` Dupike yon fichye. Sous la rete kote li ye a, epi yo kreye yon nouvo fichye nan chemen destinasyon an.","hint_1":"Ou bezwen de fichye nan fen an: orijinal `class-notes.txt` la ak yon nouvo `class-notes-backup.txt`.","hint_2":"Egzekite yon kòmand kopi kote `class-notes.txt` se sous la epi `class-notes-backup.txt` se non destinasyon an."},"template":"Yon etap sovgad kòrèk ta dwe ____ pou ou ka wè ni orijinal la ni kopi a.","choices":["Enprime yon rezilta obsèvab","Kache tout sòti","Efase fichye a imedyatman","Sote pwogram nan"]},"ci-move-report-into-folder":{"title":"Mete yon rapò nan bon dosye a.","prompt":"Yon rapò dwe nan `submissions`, pa nan dosye aktyèl la. Ki rezilta ki montre ke `mv` te itilize kòrèkteman?","hint":"Itilize `mv` ak non fichye a ak katab destinasyon an.","help":{"concept":"`mv` Li deplase yon fichye oswa yon dosye. Apre deplasman an, atik la egziste nan nouvo kote a olye de ansyen an.","hint_1":"Dosye destinasyon an deja egziste, kidonk ou pa bezwen kreye li.","hint_2":"Mouv`report.txt` pou chemen final la vin `submissions/report.txt`."},"template":"Apre ou fin deplase yon fichye, pi bon verifikasyon an se ____ pou nouvo kote a parèt.","choices":["Enprime yon rezilta obsèvab","Kache tout sòti","Efase fichye a imedyatman","Sote pwogram nan"]}},"tryIt":{"allowReveal":true,"exercises":{"copy-move-rename-try-it-1":{"title":"Travay terminal: kopye ak cp","prompt":"Dosye destinasyon an deja egziste. Sèvi ak `cp` pou kopye `sample-inbox/agenda.txt` nan `warmup/backups/agenda.txt` pandan w ap kenbe orijinal la.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Egzekite kòmand cp ki parèt nan prompt la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"registration_attendee_list_txt":{"content":"Amina\nDiego\nMaya\n"},"sample_inbox_agenda_txt":{"content":"Agenda\n"},"warmup_backups_keep":{"content":""}}},"copy-move-rename-try-it-2":{"title":"Travay tèminal: deplase ak mv","prompt":"Dosye destinasyon an deja egziste. Sèvi ak `mv` pou deplase `sample-inbox/guest-list.txt` nan `warmup/guests/guest-list.txt`.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Egzekite kòmand mv ki parèt nan prompt la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"sign_shop_banner_note_txt":{"content":"Hang the welcome banner by 8:30.\n"},"sign_shop_handoff_keep":{"content":""},"sample_inbox_guest_list_txt":{"content":"Guest list\n"},"warmup_guests_keep":{"content":""}}},"copy-move-rename-try-it-3":{"title":"Travay tèminal: chanje non ak mv","prompt":"Sèvi ak `mv` pou chanje non `sample-inbox/draft-report.txt` pou `sample-inbox/final-report.txt` nan menm dosye a.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Egzekite kòmand mv pou chanje non ki parèt nan prompt la."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"schedule_desk_schedule_draft_txt":{"content":"Opening: 9:00\nWorkshop: 10:30\n"},"sample_inbox_draft_report_txt":{"content":"Draft report\n"}}}},"try_copy_move_rename_sketch0":{"title":"Eseye l poukont ou: kopye ak cp","prompt":"Kouri `cp sample-inbox/agenda.txt warmup/backups/agenda.txt` pou pratike kopi pandan w ap kenbe fichye orijinal la."},"try_copy_move_rename_sketch1":{"title":"Eseye l poukont ou: deplase ak mv","prompt":"Kouri `mv sample-inbox/guest-list.txt warmup/guests/guest-list.txt` pou pratike deplase yon fichye."},"try_copy_move_rename_sketch2":{"title":"Eseye li poukont ou: chanje non ak mv","prompt":"Kouri `mv sample-inbox/draft-report.txt sample-inbox/final-report.txt` pou pratike chanje non ak mv."}}},"creating-folders-and-files":{"label":"Kreye Dosye ak Fichye","summary":"Sèvi ak mkdir, mkdir -p, ak touch pou konstwi yon estrikti pwojè pwòp nan tèminal Linux la.","cards":{"sketch0":{"title":"Kreye yon dosye ak mkdir"},"sketch1":{"title":"Kreye dosye anbreye ak mkdir -p"},"sketch2":{"title":"Kreye fichye vid ak touch"},"quiz":{"title":"Tcheke pratik"},"project":{"title":"Òganize espas etid Maya a"}},"practice":{"sc-mkdir-purpose":{"title":"What `mkdir` creates","prompt":"What does `mkdir` create?","hint":"Create parent folders before files and copy every required path exactly.","help":{"concept":"`mkdir` creates folders, `mkdir -p` creates missing parent paths, and `touch` creates an empty file.","hint_1":"Create parent folders before files and copy every required path exactly.","hint_2":"Use targeted `ls` commands to verify each new folder or file before checking the answer. The current task asks: What does `mkdir` create?"},"options":{"a":"A folder","b":"A printed file preview","c":"A deleted file","d":"A password"}},"mc-mkdir-p-use":{"title":"When `mkdir -p` helps","prompt":"When is `mkdir -p` useful?","hint":"Create parent folders before files and copy every required path exactly.","help":{"concept":"`mkdir` creates folders, `mkdir -p` creates missing parent paths, and `touch` creates an empty file.","hint_1":"Create parent folders before files and copy every required path exactly.","hint_2":"Use targeted `ls` commands to verify each new folder or file before checking the answer. The current task asks: When is `mkdir -p` useful?"},"options":{"a":"When parent folders may not exist yet","b":"When creating nested folders","c":"When deleting a file","d":"When printing file text"}},"sc-touch-purpose":{"title":"What `touch` creates","prompt":"What does `touch notes.txt` do if `notes.txt` does not exist?","hint":"Create parent folders before files and copy every required path exactly.","help":{"concept":"`mkdir` creates folders, `mkdir -p` creates missing parent paths, and `touch` creates an empty file.","hint_1":"Create parent folders before files and copy every required path exactly.","hint_2":"Use targeted `ls` commands to verify each new folder or file before checking the answer. The current task asks: What does `touch notes.txt` do if `notes.txt` does not exist?"},"options":{"a":"Creates an empty file","b":"Prints the file","c":"Moves the file","d":"Deletes the file"}},"dr-folder-before-file":{"title":"Folders before files","prompt":"Put the setup steps in a safe order.","hint":"Create parent folders before files and copy every required path exactly.","help":{"concept":"`mkdir` creates folders, `mkdir -p` creates missing parent paths, and `touch` creates an empty file.","hint_1":"Create parent folders before files and copy every required path exactly.","hint_2":"Use targeted `ls` commands to verify each new folder or file before checking the answer. The current task asks: Put the setup steps in a safe order."},"tokens":{"t1":"Create the parent folder","t2":"Create files inside it","t3":"List the folder to check"}},"sc-mkdir-basic-purpose":{"title":"Idantifye objektif kòmandman an","prompt":"Ki travay prensipal `mkdir` la nan tèminal Linux la?","hint":"Panse si li kreye yon dosye, kreye yon fichye, oswa montre atik ki egziste deja.","help":{"concept":"`mkdir` Sa vle di kreye repètwa, epi yon repètwa se yon lòt non pou yon dosye.","hint_1":"Kòmand sa a chanje estrikti espas travay la lè li ajoute yon kontenè pou fichye.","hint_2":"Li pa afiche kontni yo e li pa kreye yon fichye tèks òdinè."},"options":{"a":"Kreye yon nouvo dosye","b":"Kreye yon fichye vid","c":"Lis fichye yo nan dosye aktyèl la","d":"Mouvman nan yon lòt dosye"}},"mc-when-to-use-mkdir-p":{"title":"Chwazi pi bon fason pou itilize mkdir -p","prompt":"Ki kòmand ki itilize kòrèkteman `mkdir -p` pou kreye dosye anndan dosye pou yon pwojè klas? Chwazi tout sa ki aplike.","hint":"Chèche kòmand ki kreye yon chemen ki gen ladan dosye paran yo.","help":{"concept":"`mkdir -p` Yo itilize l lè ou vle kreye yon chemen dosye konplè, ki gen ladan l dosye paran ki ka poko egziste.","hint_1":"Yon chemen anbrete gen barèt, tankou `course/week1/notes`.","hint_2":"Chwazi kòmand yo kote yon sèl kòmand ka kreye plizyè nivo dosye san danje."},"options":{"a":"mkdir -p school/math/week1","b":"mkdir -p reports/drafts","c":"touch -p school/math/week1","d":"mkdir school/math/week1"}},"mc-valid-project-setup":{"title":"Chwazi kòmand ki mete fichye ak dosye yo kòrèkteman.","prompt":"Ou ap kòmanse yon pwojè lekti. Ki kòmand ki ta kreye atik yo mande yo kòrèkteman? Chwazi tout sa ki aplike.","hint":"Chèche kòmand ki koresponn ak tip atik la: dosye ak yon kòmand, fichye ak yon lòt.","help":{"concept":"Sèvi ak `mkdir` oswa `mkdir -p` pou dosye yo ak `touch` pou fichye yo. Korespondans ant kòmand la ak tip atik la se lide kle a.","hint_1":"Yon dosye tankou `reading` bezwen yon kòmand repètwa.","hint_2":"Yon fichye tankou `reading/list.txt` ka kreye ak `touch` yon fwa chemen dosye a egziste, oswa lè w itilize yon chemen konplè apre w fin kreye dosye a."},"options":{"a":"mkdir reading","b":"touch reading/list.txt","c":"mkdir -p reading/week1","d":"touch week1"}},"dr-folder-setup-order":{"title":"Kòmande etap enstalasyon yo","prompt":"Mete aksyon final sa yo nan yon lòd ki fè sans pou kreye yon nouvo espas travay nòt epi verifye li.","hint":"Kreye dosye a anvan ou deplase ladan l, epi kreye fichye a apre ou fin antre ladan l.","help":{"concept":"Yon pwosesis travay ki an sekirite nan tèminal la se kreye yon dosye, antre ladan l si sa nesesè, kreye fichye ladan l, epi enspekte rezilta a.","hint_1":"Ou pa ka kreye yon `todo.txt` andedan yon `notes` jiskaske yon `notes` egziste oswa ou presize yon chemen konplè.","hint_2":"Etap verifikasyon an dwe fèt nan fen an, apre dosye a ak fichye a fin kreye."},"tokens":{"t1":"mkdir notes","t2":"cd notes","t3":"touch todo.txt","t4":"ls"}},"ci-create-single-folder":{"title":"Kreye yon dosye pwojè","prompt":"Ou kreye yon dosye \"`projects`\" nan tèminal la epi ou vle pwouve li te mache. Ki aksyon swivan ki fè rezilta a vizib?","hint":"Chwazi aksyon ki montre nouvo dosye a apre ou fin kreye li.","help":{"concept":"`mkdir` Kreye yon dosye nan repètwa aktyèl la, epi ``ls`` se yon fason rapid pou konfime ke dosye a parèt kounye a nan espas travay la.","hint_1":"Kreye egzakteman yon sèl dosye ki rele `projects` kote ou ye kounye a.","hint_2":"Apre ou fin kreye `projects` la, egzekite yon kòmand lis nan menm kote a pou verifyè a ka wè ke ou verifye li."},"template":"Apre ou fin kreye yon dosye, li itil pou ____ pou ou ka verifye chanjman an.","choices":["Enprime yon rezilta obsèvab","Kache tout sòti","Efase fichye a imedyatman","Sote pwogram nan"]},"fb-touch-purpose":{"title":"Konplete lide kòmandman an","prompt":"Ranpli kòmand ki manke a pou fraz la matche ak konpòtman tèminal Linux la.","hint":"Itilize kòmand ki kreye yon fichye vid si li pa egziste deja.","help":{"concept":"`the missing term` Yo itilize l souvan pou kreye fichye vid rapidman apati de tèminal la.","hint_1":"Kòmand sa a mache sou fichye, pa sou dosye.","hint_2":"Se kòmand ou ta itilize pou yon bagay tankou `notes.txt` oswa `todo.txt`."},"template":"Pou kreye yon fichye vid ki rele `notes.txt`, sèvi ak `[blank1] notes.txt`.","choices":["mkdir","touch","ls","cd"]}},"tryIt":{"allowReveal":true,"exercises":{"creating-folders-and-files-try-it-1":{"title":"Travay final: kreye yon dosye ak mkdir","prompt":"Kreye yon dosye pou nòt klas la. Lanse `mkdir school-notes`.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach 'Eseye li' pèmèt ou pratike kòmand ki soti nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `mkdir school-notes`."},"1":{"message":"Use `ls` to confirm the folder exists."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}}},"creating-folders-and-files-try-it-2":{"title":"Travay final: kreye dosye anbreye ak mkdir -p","prompt":"Konfigire yon eskelèt pwojè senp. Kouri `mkdir -p project-kit/src project-kit/docs`.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `mkdir -p project-kit/src project-kit/docs`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}}},"creating-folders-and-files-try-it-3":{"title":"Travay final: kreye fichye vid ak touch","prompt":"Dosye `touch-lab` la pare pou de fichye planifikasyon. Kouri `touch touch-lab/todo.txt touch-lab/agenda.txt`.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `touch touch-lab/todo.txt touch-lab/agenda.txt`."},"1":{"message":"Use `ls` to confirm both files are present."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"planning_board_readme_txt":{"content":"Planning board workspace\n"},"touch_lab_readme_txt":{"content":"This folder is ready for touch practice.\n"}}}},"try_creating_folders_and_files_sketch0":{"title":"Eseye li poukont ou: kreye yon dosye ak mkdir","prompt":"Kouri `mkdir school-notes` pou kreye yon dosye."},"try_creating_folders_and_files_sketch1":{"title":"Eseye l poukont ou: kreye dosye anbreye ak mkdir -p","prompt":"Kouri `mkdir -p project-kit/src project-kit/docs` pou kreye dosye anbreye an yon sèl etap."},"try_creating_folders_and_files_sketch2":{"title":"Eseye l poukont ou: kreye fichye vid ak touch","prompt":"Kouri `touch touch-lab/todo.txt touch-lab/agenda.txt` pou ajoute de fichye vid nan dosye ki egziste deja a."}}},"module-2-notes-organizer-project":{"label":"Pwojè: Òganizatè Nòt","summary":"Òganize yon dosye dezòdone an nòt, devwa, kòd, ak kopi sekirite lè w itilize kòmand prensipal tèminal Linux yo.","cards":{"sketch0":{"title":"Rezime Òganizatè Nòt Gwoup Etid"},"project":{"title":"Òganizatè Nòt Gwoup Etid"}},"moduleProject":{"steps":{"module-2-notes-organizer-project-terminal-task-1":{"title":"Kreye dosye pou resevwa nòt yo","prompt":"Yon gwoup etid ap depoze de fichye nòt brit pou triye. Kreye \"`student-notes-organizer/inbox/math.txt`\" ak \"`student-notes-organizer/inbox/history.txt`\" pou tou de nòt yo pare nan dosye resepsyon an.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `mkdir` or `mkdir -p` to create the workspace folders."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}}},"module-2-notes-organizer-project-terminal-task-2":{"title":"Klase nòt yo epi kreye yon kopi sekou.","prompt":"Gwoup etid la vle nòt yo depoze anvan remiz la. Deplase `math.txt` ak `history.txt` soti nan `student-notes-organizer/inbox` epi mete yo nan `student-notes-organizer/classes`, apre sa fè yon kopi sekou `history.txt` nan `student-notes-organizer/backups/history.txt`.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou verifye espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `echo` with `>` to write the first line."},"1":{"message":"Use `>>` to append the second line."},"2":{"message":"Read the handoff file with `cat`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"student_notes_organizer_inbox_math_txt":{"content":"Math review notes\n"},"student_notes_organizer_inbox_history_txt":{"content":"History reading notes\n"}}},"module-2-notes-organizer-project-terminal-task-3":{"title":"Konplete remiz òganizatè a","prompt":"Nòt yo klase epi yo fè kopi sekou. Kite yon makè tranzisyon klè lè w kreye yon dosye \"`student-notes-organizer/handoff/notes-ready.txt`\", pandan w kenbe nòt klas la ak kopi sekou a an plas.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `mv` to move the notes into archive."},"1":{"message":"Remove only the temporary scratch file."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"class_notes_organizer_inbox_math_txt":{"content":"Math notes\n"},"class_notes_organizer_inbox_history_txt":{"content":"History notes\n"},"class_notes_organizer_inbox_tmp_scratch_txt":{"content":"scratch\n"},"student_notes_organizer_classes_math_txt":{"content":"Math review notes\n"},"student_notes_organizer_classes_history_txt":{"content":"History reading notes\n"},"student_notes_organizer_backups_history_txt":{"content":"History reading notes\n"}}}}}},"safe-delete-with-rm":{"label":"Safe Delete with rm","summary":"Remove only clear temporary files, and learn when moving to trash is safer than deleting.","cards":{"sketch0":{"title":"Check before deleting"},"sketch1":{"title":"Remove one file with `rm`"},"sketch2":{"title":"When unsure, move instead of delete"},"quiz":{"title":"Practice check"}},"practice":{"sc-rm-purpose":{"title":"What `rm` does","prompt":"What does `rm tmp.txt` do?","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: What does `rm tmp.txt` do?"},"options":{"a":"Removes the file `tmp.txt`","b":"Copies the file","c":"Prints the file content","d":"Changes folder"}},"mc-rm-safety":{"title":"Safe delete habits","prompt":"Which habits make deletion safer?","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: Which habits make deletion safer?"},"options":{"a":"Use `ls` first","b":"Delete only the exact temporary file","c":"Use `rm -rf` when unsure","d":"Keep important files out of the command"}},"sc-uncertain-file":{"title":"When you are unsure","prompt":"What is safer when you are not sure a file should be deleted?","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: What is safer when you are not sure a file should be deleted?"},"options":{"a":"Move it to a trash/archive folder","b":"Use sudo rm -rf","c":"Delete the whole folder","d":"Ignore all file names"}},"dr-safe-delete-flow":{"title":"Safe delete order","prompt":"Put the safe delete routine in order.","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: Put the safe delete routine in order."},"tokens":{"t1":"List the folder","t2":"Remove only the exact temporary file","t3":"List again to verify"}}},"tryIt":{"allowReveal":true,"exercises":{"safe-delete-with-rm-try-it-1":{"title":"Inspect the print room first","prompt":"The print room has a test page and an event plan. Type `ls` first so you can read both names before deciding what is temporary. After typing the command, press **Enter** so the terminal runs it.","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: The print room has a test page and an event plan. Type `ls` first so you can read both names before deciding what is temporary."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `ls` to inspect the print room first."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"print_room_print_test_txt":{"content":"Printer alignment test\n"},"print_room_event_plan_txt":{"content":"Keep this event plan\n"}}},"safe-delete-with-rm-try-it-2":{"title":"Remove one temporary label","prompt":"Remove only `temp-label.txt`, then type `ls` to confirm `display-plan.txt` is still there. Press **Enter** after each command and wait for its result before typing the next one.","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: Remove only `temp-label.txt`, then type `ls` to confirm `display-plan.txt` is still there."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `rm temp-label.txt` to remove only the temporary file."},"1":{"message":"Use `ls` to confirm the important file remains."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"cleanup_desk_temp_label_txt":{"content":"Temporary printer label\n"},"cleanup_desk_display_plan_txt":{"content":"Keep the display plan\n"}}},"safe-delete-with-rm-try-it-3":{"title":"Set aside an uncertain note","prompt":"You are not sure whether `maybe-archive.txt` can be deleted. Create `review-later`, move the file into it, and list that folder. Press **Enter** after each command and wait for its result before typing the next one.","hint":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","help":{"concept":"`rm` permanently removes one named file, so inspection and an exact path are part of the skill.","hint_1":"Confirm the temporary file with `ls` or `cat`; do not add recursive flags or wildcards.","hint_2":"After deletion, list the folder and confirm that the protected files remain. The current task asks: You are not sure whether `maybe-archive.txt` can be deleted. Create `review-later`, move the file into it, and list that folder."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Create the `review-later` folder."},"1":{"message":"Move the uncertain note instead of deleting it."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"archive_review_maybe_archive_txt":{"content":"Needs coordinator review\n"}}}},"try_safe_delete_with_rm_sketch0":{"title":"Inspect the print room first","prompt":"List a new folder before removing anything. Press **Enter** to run the command."},"try_safe_delete_with_rm_sketch1":{"title":"Remove one temporary label","prompt":"Delete a different temporary file. Press **Enter** after each command."},"try_safe_delete_with_rm_sketch2":{"title":"Set aside an uncertain note","prompt":"Move an uncertain file instead of deleting it. Press **Enter** after each command."}}},"viewing-file-contents":{"label":"Gade sa ki nan fichye a","summary":"Enspekte fichye tèks ak cat, head, tail, ak wc.","cards":{"sketch0":{"title":"Li yon fichye antye ak cat"},"sketch1":{"title":"Gade anvan kòmansman an oswa fen an ak tèt ak ke"},"sketch2":{"title":"Konte liy, mo, ak karaktè avèk wc"},"quiz":{"title":"Tcheke pratik"},"project":{"title":"Enspekte dosye yo pou yon espas travay lekòl ki ranje."}},"practice":{"sc-cat-use":{"title":"Best command for a short note","prompt":"Which command prints a whole short file?","hint":"Use the command named by the prompt on the provided file; no file creation is needed.","help":{"concept":"`cat` reads a short file, `head` and `tail` preview its edges, and `wc -l` counts lines.","hint_1":"Use the command named by the prompt on the provided file; no file creation is needed.","hint_2":"Compare the displayed content or count with the task and avoid changing the fixture file. The current task asks: Which command prints a whole short file?"},"options":{"a":"cat","b":"mkdir","c":"cd","d":"rm"}},"mc-preview-long-file":{"title":"Preview a long file","prompt":"Which commands help preview a long file without reading every line?","hint":"Use the command named by the prompt on the provided file; no file creation is needed.","help":{"concept":"`cat` reads a short file, `head` and `tail` preview its edges, and `wc -l` counts lines.","hint_1":"Use the command named by the prompt on the provided file; no file creation is needed.","hint_2":"Compare the displayed content or count with the task and avoid changing the fixture file. The current task asks: Which commands help preview a long file without reading every line?"},"options":{"a":"head","b":"tail","c":"touch","d":"pwd"}},"sc-wc-lines":{"title":"Count lines","prompt":"Which command counts lines in `names.txt`?","hint":"Use the command named by the prompt on the provided file; no file creation is needed.","help":{"concept":"`cat` reads a short file, `head` and `tail` preview its edges, and `wc -l` counts lines.","hint_1":"Use the command named by the prompt on the provided file; no file creation is needed.","hint_2":"Compare the displayed content or count with the task and avoid changing the fixture file. The current task asks: Which command counts lines in `names.txt`?"},"options":{"a":"wc -l names.txt","b":"cat -l names.txt","c":"mkdir names.txt","d":"cd names.txt"}},"dr-inspect-file":{"title":"Inspect a file carefully","prompt":"Put the file-inspection flow in order.","hint":"Use the command named by the prompt on the provided file; no file creation is needed.","help":{"concept":"`cat` reads a short file, `head` and `tail` preview its edges, and `wc -l` counts lines.","hint_1":"Use the command named by the prompt on the provided file; no file creation is needed.","hint_2":"Compare the displayed content or count with the task and avoid changing the fixture file. The current task asks: Put the file-inspection flow in order."},"tokens":{"t1":"Use `ls` to confirm the file name","t2":"Use `cat`, `head`, or `tail` to inspect content","t3":"Use `wc -l` if line count matters"}},"sc-tail-purpose":{"title":"Chwazi pi bon kòmand pou dènye liy yo.","prompt":"Yon klib ap kontinye ajoute nouvo antre nan `updates.txt`. Ki kòmand ki pi bon lè ou vle wè rapidman fen fichye sa a?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Sèvi ak wòl la oswa prèv ki nonmen nan enstriksyon an olye pou w konte sou fason ou fòmile repons lan."},"options":{"a":"cat","b":"Tèt","c":"ke","d":"wc"}},"mc-cat-uses":{"title":"Lè chat la apwopriye","prompt":"Yon asistan etidyan ap verifye dosye nan yon dosye nòt klas. Ki tach ki bon pou itilize `cat`? Chwazi tout sa ki aplikab.","hint":"Panse sou lè li itil pou w wè tout tèks la an menm tan.","help":{"concept":"`cat` Enprime tout sa ki nan yon fichye sou tèminal la, kidonk li pi bon pou fichye tèks ki kout lè ou vle li tout bagay.","hint_1":"Chèche travay kote aprenan an vle tout fichye a, pa sèlman kòmansman an, fen an, oswa yon konte.","hint_2":"De chwa mande pou li tout tèks la dirèkteman. Lòt yo pi byen adapte pou `wc`, `head`, oswa `tail`."},"options":{"a":"Li chak liy nan yon fichye lis verifikasyon tou kout.","b":"Gade sèlman dènye liy yo nan yon fichye jounal ki long","c":"Afiche tout kontni yon ti nòt rapèl.","d":"Konte konbyen mo ki genyen nan yon bouyon redaksyon."}},"mc-wc-meaning":{"title":"Sa wc di ou","prompt":"Ou kouri `wc draft.txt` pandan w ap revize yon anons pou etidyan. Ki kalite enfòmasyon `wc` ka rapòte sou fichye a? Chwazi tout sa ki aplikab.","hint":"Panse sou kantite, pa sou kontni tèks la menm.","help":{"concept":"`wc` Rezime kantite tèks ki nan yon fichye lè li rapòte kantite tankou liy, mo, ak karaktè.","hint_1":"Chèche mezi gwosè kontni fichye a olye de kòmand ki montre tèks.","hint_2":"Twa chwa yo se rezime ki baze sou konte ke`wc` ka bay."},"options":{"a":"Konbyen liy ki nan fichye a?","b":"Konbyen mo ki nan fichye a?","c":"Konbyen karaktè ki nan fichye a?","d":"Dènye fraz egzak ki nan fichye a"}},"dr-inspect-order":{"title":"Enspekte yon fichye nan yon lòd ki fè sans","prompt":"Oganize aksyon sa yo nan yon lòd ki fè sans pou verifye yon fichye tèks nan tèminal la apre ou fin antre nan dosye pwojè a.","hint":"Li chak moso epi ranje yo nan lòd deklarasyon an dwe konprann.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete."},"tokens":{"t1":"ls","t2":"cat notes.txt","t3":"nòt wc.txt"}},"fb-head-purpose":{"title":"Chwazi kòmand apèsi ki kòrèk la.","prompt":"Yon pwofesè te sove yon fichye long ki rele `chapter_notes.txt`, epi ou vle sèlman enspekte kòmansman li.","hint":"Chwazi kòmand ki montre tèt yon fichye.","help":{"concept":"`the missing term` montre premye pati yon fichye, sa ki itil lè ou vle yon apèsi rapid sou kijan fichye a kòmanse.","hint_1":"Kòmand sa a se patnè opoze `tail` la.","hint_2":"Sèvi ak kòmand ki koresponn ak lide tèt oswa kòmansman fichye a."},"template":"[blank1] chapit_nòt.txt","choices":["cat","Tèt","ke","wc"]},"code-cat-menu":{"title":"Gade yon fichye meni kafe","prompt":"Ou vle konfime chak liy nan yon ti fichye meni. Ki rezilta ki montre ke`cat` te fè travay la kòrèkteman?","hint":"Sèvi ak kòmand ki enprime yon fichye antye sou tèminal la.","help":{"concept":"Pou fichye tèks ki kout, `cat` montre tout fichye a dirèkteman nan tèminal la pou ou ka enspekte chak liy an menm tan.","hint_1":"Ou pa bezwen chanje dosye yo oswa modifye fichye a. Egzekite yon sèl kòmand sou `menu.txt`.","hint_2":"Sèvi ak non kòmand ki nan sijè sa a ki enprime tout kontni yon fichye."},"template":"Yon kòmand ki li yon fichye antye ta dwe ____ pou ou ka wè kontni an klè.","choices":["Enprime yon rezilta obsèvab","Kache tout sòti","Efase fichye a imedyatman","Sote pwogram nan"]}},"tryIt":{"allowReveal":true,"exercises":{"viewing-file-contents-try-it-1":{"title":"Travay tèminal: li yon fichye ak cat","prompt":"Li tout meni an lè w kouri `cat cafe/menu.txt` nan tèminal la.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Check."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `cat cafe/menu.txt`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"visitor_desk_welcome_note_txt":{"content":"Welcome table opens at 9:00.\n"},"cafe_menu_txt":{"content":"Soup\nSalad\nTea\n"}}},"viewing-file-contents-try-it-2":{"title":"Travay final: apèsi ak tèt ak ke","prompt":"Previzyalize jounal la lè w kouri `head logs/event.log`, epi `tail logs/event.log`.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach \"Try It\" pèmèt ou pratike kòmand ki nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `head logs/event.log`."},"1":{"message":"Kouri `tail logs/event.log`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"dispatch_delivery_log_txt":{"content":"08:00 Chairs arrived\n08:20 Tables arrived\n08:45 Direction signs arrived\n09:10 Water station arrived\n09:30 Radios arrived\n10:00 Lunch boxes arrived\n10:25 Volunteer badges arrived\n10:50 First-aid kit arrived\n11:15 Stage cables arrived\n11:40 Registration forms arrived\n12:05 Workshop supplies arrived\n12:30 Recycling bins arrived\n12:55 Sound equipment arrived\n13:20 Final delivery completed\n"},"logs_event_log":{"content":"setup started\nchairs placed\nsnacks delivered\ndoors opened\nguests arrived\ncleanup planned\n"}}},"viewing-file-contents-try-it-3":{"title":"Travay final: konte liy yo ak wc -l","prompt":"Konte liy yo nan lis verifikasyon an lè w kouri `wc -l logs/checklist.txt`.","hint":"Sèvi ak katab ak non fichye egzak ki nan kòmand lan, epi kouri ls, cat, oswa find pou verifye travay ou.","help":{"concept":"Yon tach 'Try It' pèmèt ou pratike kòmand ki soti nan leson an nan yon espas travay reyèl.","hint_1":"Kreye dosye paran anvan ou kreye oswa deplase fichye yo.","hint_2":"Tcheke travay ou ak ls, cat, oswa find anvan ou klike sou Tcheke."},"starterCode":"# Use the terminal for this Linux task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Kouri `wc -l logs/checklist.txt`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"kitchen_meal_requests_txt":{"content":"Vegetarian\nStandard\nVegetarian\nGluten-free\nStandard\n"},"logs_checklist_txt":{"content":"open room\nset chairs\ncheck projector\nwelcome guests\n"}}}},"try_viewing_file_contents_sketch0":{"title":"Eseye li poukont ou: li yon fichye ak cat","prompt":"Kouri `cat cafe/menu.txt` pou enprime tout fichye meni an."},"try_viewing_file_contents_sketch1":{"title":"Eseye li poukont ou: apèsi ak tèt ak ke","prompt":"Kouri `head logs/event.log`, epi `tail logs/event.log`, pou w gade kòmansman ak fen fichye a."},"try_viewing_file_contents_sketch2":{"title":"Eseye li poukont ou: konte liy yo ak wc -l","prompt":"Kouri `wc -l logs/checklist.txt` pou konte liy sou lis verifikasyon an."}}},"writing-text-into-files":{"label":"Writing Text into Files","summary":"Use echo, >, >>, and cat to put real text into files.","cards":{"sketch0":{"title":"`echo` prints text"},"sketch1":{"title":"Use `>` to write or replace a file"},"sketch2":{"title":"Use `>>` to add another line"},"quiz":{"title":"Practice check"}},"practice":{"sc-echo-purpose":{"title":"What `echo` does","prompt":"What does `echo \"Hello\"` do by itself?","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: What does `echo \"Hello\"` do by itself?"},"options":{"a":"Prints Hello in the terminal","b":"Deletes a file","c":"Moves into a folder","d":"Counts lines"}},"sc-write-symbol":{"title":"Write or replace","prompt":"Which symbol writes output into a file and can replace existing content?","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: Which symbol writes output into a file and can replace existing content?"},"options":{"a":"`>`","b":"`>>`","c":"`..`","d":"`~`"}},"sc-append-symbol":{"title":"Append safely","prompt":"Which symbol adds output to the end of a file?","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: Which symbol adds output to the end of a file?"},"options":{"a":"`>>`","b":"`>`","c":"cd","d":"pwd"}},"dr-write-check-flow":{"title":"Write and verify","prompt":"Put the file-writing routine in order.","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: Put the file-writing routine in order."},"tokens":{"t1":"Use `echo` with `>` to write the first line","t2":"Use `echo` with `>>` to add another line","t3":"Use `cat` to read the file"}}},"tryIt":{"allowReveal":true,"exercises":{"writing-text-into-files-try-it-1":{"title":"Print the morning briefing","prompt":"Print the line `Morning briefing` in the terminal with `echo`. After typing the command, press **Enter** so the terminal runs it.","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: Print the line `Morning briefing` in the terminal with `echo`."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `echo` to print `Morning briefing`."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}}},"writing-text-into-files-try-it-2":{"title":"Write a volunteer welcome note","prompt":"Create `welcome-note.txt` by writing `Welcome volunteers` into it with `echo` and `>`. Then read it with `cat`. Press **Enter** after each command and wait for its result before typing the next one.","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: Create `welcome-note.txt` by writing `Welcome volunteers` into it with `echo` and `>`. Then read it with `cat`."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `echo` with `>` to write `welcome-note.txt`."},"1":{"message":"Use `cat welcome-note.txt` to read the file."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}}},"writing-text-into-files-try-it-3":{"title":"Add to the supply list","prompt":"The supply list already has one line. Append `Water bottles` to `supply-list.txt` with `>>`, then read the file with `cat`. Press **Enter** after each command and wait for its result before typing the next one.","hint":"Choose `>` for the first complete line and `>>` only when existing content must remain.","help":{"concept":"`echo` produces text, `>` writes or replaces a file, and `>>` appends without removing earlier lines.","hint_1":"Choose `>` for the first complete line and `>>` only when existing content must remain.","hint_2":"Read the file with `cat` and check the exact line order before submitting. The current task asks: The supply list already has one line. Append `Water bottles` to `supply-list.txt` with `>>`, then read the file with `cat`."},"starterCode":"# Use the terminal for this task.","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `>>` to append `Water bottles` to the supply list."},"1":{"message":"Use `cat supply-list.txt` to check the file."}},"forbiddenCommands":{"0":{"message":"Do not use sudo in this beginner workspace."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"supply_list_txt":{"content":"Name tags\n"}}}},"try_writing_text_into_files_sketch0":{"title":"Print the morning briefing","prompt":"Use `echo` to print a new message. Press **Enter** to run the command."},"try_writing_text_into_files_sketch1":{"title":"Write a volunteer welcome note","prompt":"Write a new line into `welcome-note.txt`. Press **Enter** after each command."},"try_writing_text_into_files_sketch2":{"title":"Add to the supply list","prompt":"Append a different line to a supply file. Press **Enter** after each command."}}}},"linux-module-3-final-capstone":{"final-capstone-file-room-handoff":{"label":"Capstone: Remiz Sal Fichye a","summary":"Sèvi ak tèminal Linux pou transfòme yon espas travay evènman dezòdone an yon remiz pwòp: enspekte sa ki la, klase fichye yo nan dosye ki kòrèk yo, pwoteje yon nòt enpòtan ak yon kopi sekirite, retire dezòd tanporè, epi kite yon makè klè ki montre li pare.","cards":{"sketch0":{"title":"Rezime sou remiz kle Sal Dosye Kominotè a"},"project":{"title":"Remiz Sal Fichye Kominotè"}},"finalCapstone":{"steps":{"final-capstone-file-room-handoff-terminal-task-1":{"title":"Fè yon envantè bwat resepsyon chanm dosye a","prompt":"Ou ap kòmanse remiz final evènman an e ou bezwen yon anrejistreman rapid sou sa ki rive. Tcheke bwat resepsyon an, epi kreye yon evènman \"`community-file-room/handoff/inventory.txt`\" pou make ke revizyon admisyon an te fèt.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja yo epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `pwd` to confirm where you are."},"1":{"message":"Use `ls` to inspect before changing."},"2":{"message":"Create the handoff folders with `mkdir` or `mkdir -p`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"community_file_room_inbox_agenda_txt":{"content":"Community event agenda\n"},"community_file_room_inbox_guest_list_txt":{"content":"Guest list\n"},"community_file_room_inbox_venue_txt":{"content":"Venue setup notes\n"},"community_file_room_inbox_tmp_scratch_txt":{"content":"Temporary scratch note\n"}}},"final-capstone-file-room-handoff-terminal-task-2":{"title":"Klase nòt sou ajanda a, envite yo, ak lokal la.","prompt":"Bwat resepsyon an toujou gen fichye evènman ki pa òganize. Kreye dosye \"`community-file-room/agenda`\", \"`community-file-room/guests`\", ak \"`community-file-room/venue`\", epi deplase \"`agenda.txt`\", \"`guest-list.txt`\", ak \"`venue.txt`\" soti nan \"`community-file-room/inbox`\" pou mete yo nan dosye ki koresponn yo.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w efase yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Write the first README line with `>`."},"1":{"message":"Append the second README line with `>>`."},"2":{"message":"Read the README with `cat`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"community_file_room_inbox_agenda_txt":{"content":"Community event agenda\n"},"community_file_room_inbox_guest_list_txt":{"content":"Guest list\n"},"community_file_room_inbox_venue_txt":{"content":"Venue setup notes\n"},"community_file_room_inbox_tmp_scratch_txt":{"content":"Temporary scratch note\n"},"community_file_room_handoff_inventory_txt":{"content":"agenda.txt\nguest-list.txt\ntmp-scratch.txt\nvenue.txt\n"}}},"final-capstone-file-room-handoff-terminal-task-3":{"title":"Sipòte ajanda a","prompt":"Anvan nenpòt moun netwaye espas travay la, sove yon kopi ajanda a. Kopye `community-file-room/agenda/agenda.txt` pou `community-file-room/backups/agenda.txt`.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `mv` to move the inbox files."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"community_file_room_inbox_agenda_txt":{"content":"Community event agenda\n"},"community_file_room_inbox_guest_list_txt":{"content":"Guest list\n"},"community_file_room_inbox_venue_txt":{"content":"Venue note\n"},"community_file_room_inbox_tmp_scratch_txt":{"content":"Temporary scratch note\n"},"community_file_room_handoff_inventory_txt":{"content":"agenda.txt\nguest-list.txt\ntmp-scratch.txt\nvenue.txt\n"},"community_file_room_agenda_agenda_txt":{"content":"Community event agenda\n"},"community_file_room_guests_guest_list_txt":{"content":"Guest list\n"},"community_file_room_venue_venue_txt":{"content":"Venue setup notes\n"}}},"final-capstone-file-room-handoff-terminal-task-4":{"title":"Kreye yon rezime revizyon","prompt":"Pwochen volontè a bezwen yon ti nòt revizyon apre ou fin verifye ajanda a ak lis envite yo. Kreye \"`community-file-room/handoff/review-summary.txt`\" kòm fichye rezime a.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `cp` to create the backup."},"1":{"message":"Remove only the temporary scratch file."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"community_file_room_reports_guest_list_txt":{"content":"Guest list\n"},"community_file_room_inbox_tmp_scratch_txt":{"content":"Temporary scratch note\n"},"community_file_room_handoff_inventory_txt":{"content":"agenda.txt\nguest-list.txt\ntmp-scratch.txt\nvenue.txt\n"},"community_file_room_agenda_agenda_txt":{"content":"Community event agenda\n"},"community_file_room_guests_guest_list_txt":{"content":"Guest list\n"},"community_file_room_venue_venue_txt":{"content":"Venue setup notes\n"},"community_file_room_backups_agenda_txt":{"content":"Community event agenda\n"}}},"final-capstone-file-room-handoff-terminal-task-5":{"title":"Netwaye dezòd tanporè epi make pare","prompt":"Konplete remiz evènman an lè w retire fichye pwovizwa a ki nan bwat resepsyon an epi kreye yon dosye \"`community-file-room/handoff/READY.txt`\" pou espas travay la montre klèman ke li pare.","hint":"Sa a se yon etap pwojè kumulatif. Kòmanse nan espas travay anvan an epi ajoute sèlman chanjman ki mande a.","help":{"concept":"Etap pwojè yo konekte. Konsève livrabl ki te fèt deja epi ajoute yon nouvo travay itil.","hint_1":"Sèvi ak ls oswa find pou tcheke espas travay aktyèl la anvan ou chanje li.","hint_2":"Pa efase fichye ki soti nan etap anvan yo, sof si mesaj la mande w klèman pou w netwaye yon fichye tanporè."},"starterCode":"# Use the terminal for this Linux project step.\n","terminalExpectations":{"requiredCommands":{"0":{"message":"Use `wc -l` to count the guest list."},"1":{"message":"Append the final README line with `>>`."},"2":{"message":"Create the ready marker with `touch`."}},"forbiddenCommands":{"0":{"message":"Pa itilize sudo pou travay espas travay pou debutan."},"1":{"message":"Do not use recursive rm in this course."},"2":{"message":"Permissions commands are not needed for this workspace."},"3":{"message":"Do not download anything for this exercise."}}},"starterFiles":{"community_file_room_reports_guest_list_txt":{"content":"Guest list\n"},"community_file_room_handoff_readme_txt":{"content":"Community file room handoff\n"},"community_file_room_inbox_tmp_scratch_txt":{"content":"Temporary scratch note\n"},"community_file_room_handoff_inventory_txt":{"content":"agenda.txt\nguest-list.txt\ntmp-scratch.txt\nvenue.txt\n"},"community_file_room_handoff_review_summary_txt":{"content":"Agenda and guest list reviewed for handoff\n"},"community_file_room_agenda_agenda_txt":{"content":"Community event agenda\n"},"community_file_room_guests_guest_list_txt":{"content":"Guest list\n"},"community_file_room_venue_venue_txt":{"content":"Venue setup notes\n"},"community_file_room_backups_agenda_txt":{"content":"Community event agenda\n"}}}}}}}},"applied-python-projects":{"python-10-testing-debugging-oop-projects":{"debugging-imports-and-state":{"label":"Debugging Imports and State","summary":"Debug OOP code by tracing the path: the file Python imports, the object that owns the state, and the method that changes it.","cards":{"sketch0":{"title":"Trace import errors to the file and name Python is actually loading"},"sketch1":{"title":"Watch out for shared mutable defaults"},"sketch2":{"title":"Debug object state by checking what changes after each method call"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_debugging_imports_and_state_sketch0":{"title":"Fix the broken model import","prompt":"Fix the import in `main.py` so it imports `Book` from `models.book`, creates the provided object, and prints its summary.","hint":"Use `from models.book import Book`.","help":{"concept":"A multifile program must import from the module path that matches the workspace folders.","hint_1":"Use `from models.book import Book`.","hint_2":"Inspect the requested file and account for each requirement before running the workspace."},"starterCode":"# TODO: fix this import path.\nfrom book import Book\n\nbook = Book(\"The Hobbit\", \"Tolkien\")\nprint(book.summary())\n","starterFiles":{"main_py":{"content":"# TODO: fix this import path.\nfrom book import Book\n\nbook = Book(\"The Hobbit\", \"Tolkien\")\nprint(book.summary())\n"},"models_book_py":{"content":"# Keep this Book model unchanged.\nclass Book:\n def __init__(self, title, author):\n self.title = title\n self.author = author\n\n def summary(self):\n return f\"{self.title} by {self.author}\"\n"}},"solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"The Hobbit\", \"Tolkien\")\nprint(book.summary())\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title, author):\n self.title = title\n self.author = author\n\n def summary(self):\n return f\"{self.title} by {self.author}\"\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"The Hobbit\", \"Tolkien\")\nprint(book.summary())\n","checks":{"0":{"message":"Keep Book.summary() working."},"1":{"message":"Fix the import so main.py prints the summary."}},"expectedOutput":"The Hobbit by Tolkien"},"try_debugging_imports_and_state_sketch1":{"title":"Stop objects from sharing one list","prompt":"Fix `ReadingList.__init__` in `models/reading_list.py` so each object receives its own list when no books are provided. The supplied main script adds a book to the first list and proves the second stays empty.","hint":"Use `books=None`, then create a new list inside the constructor.","help":{"concept":"Mutable default arguments are shared between calls. Creating the list inside the constructor gives each object independent state.","hint_1":"Use `books=None`, then create a new list inside the constructor.","hint_2":"Inspect the requested file and account for each requirement before running the workspace."},"starterCode":"# Run this provided two-object test after fixing the model.\nfrom models.reading_list import ReadingList\n\nfirst = ReadingList(\"Ava\")\nsecond = ReadingList(\"Noah\")\nfirst.add_book(\"Dune\")\nprint(first.count())\nprint(second.count())\n","starterFiles":{"main_py":{"content":"# Run this provided two-object test after fixing the model.\nfrom models.reading_list import ReadingList\n\nfirst = ReadingList(\"Ava\")\nsecond = ReadingList(\"Noah\")\nfirst.add_book(\"Dune\")\nprint(first.count())\nprint(second.count())\n"},"models_reading_list_py":{"content":"# Starter guidance: Stop objects from sharing one list. Follow the prompt and edit the requested code below.\nclass ReadingList:\n def __init__(self, owner, books=[]):\n self.owner = owner\n self.books = books\n\n def add_book(self, title):\n self.books.append(title)\n\n def count(self):\n return len(self.books)\n"}},"solutionFiles":{"main_py":{"content":"from models.reading_list import ReadingList\n\nfirst = ReadingList(\"Ava\")\nsecond = ReadingList(\"Noah\")\nfirst.add_book(\"Dune\")\nprint(first.count())\nprint(second.count())\n"},"models_reading_list_py":{"content":"class ReadingList:\n def __init__(self, owner, books=None):\n self.owner = owner\n self.books = [] if books is None else list(books)\n\n def add_book(self, title):\n self.books.append(title)\n\n def count(self):\n return len(self.books)\n"}},"solutionCode":"from models.reading_list import ReadingList\n\nfirst = ReadingList(\"Ava\")\nsecond = ReadingList(\"Noah\")\nfirst.add_book(\"Dune\")\nprint(first.count())\nprint(second.count())\n","checks":{"0":{"message":"Keep the ReadingList class in the model file."},"1":{"message":"The first list should contain one book while the second remains empty."}},"expectedOutput":"1\n0"},"try_debugging_imports_and_state_sketch2":{"title":"Validate stock before changing state","prompt":"Complete `sell(amount)` in `models/stock_item.py`. Subtract only when the amount is positive and no greater than the available quantity. Return the current quantity for both valid and invalid requests.","hint":"Check `0 < amount <= self.quantity` before subtracting.","help":{"concept":"Validate a requested state change before mutating the object.","hint_1":"Check `0 < amount <= self.quantity` before subtracting.","hint_2":"Edit the file named in the prompt and verify each listed responsibility there."},"starterCode":"# Run this provided valid-and-invalid sale test.\nfrom models.stock_item import StockItem\n\nitem = StockItem(\"Pen\", 5)\nprint(item.sell(2))\nprint(item.sell(10))\n","starterFiles":{"main_py":{"content":"# Run this provided valid-and-invalid sale test.\nfrom models.stock_item import StockItem\n\nitem = StockItem(\"Pen\", 5)\nprint(item.sell(2))\nprint(item.sell(10))\n"},"models_stock_item_py":{"content":"class StockItem:\n def __init__(self, name, quantity):\n self.name = name\n self.quantity = quantity\n\n def sell(self, amount):\n # TODO: subtract only a positive amount that is not greater than quantity.\n pass\n\n def get_quantity(self):\n return self.quantity\n"}},"solutionFiles":{"main_py":{"content":"from models.stock_item import StockItem\n\nitem = StockItem(\"Pen\", 5)\nprint(item.sell(2))\nprint(item.sell(10))\n"},"models_stock_item_py":{"content":"class StockItem:\n def __init__(self, name, quantity):\n self.name = name\n self.quantity = quantity\n\n def sell(self, amount):\n if 0 < amount <= self.quantity:\n self.quantity -= amount\n return self.quantity\n\n def get_quantity(self):\n return self.quantity\n"}},"solutionCode":"from models.stock_item import StockItem\n\nitem = StockItem(\"Pen\", 5)\nprint(item.sell(2))\nprint(item.sell(10))\n","checks":{"0":{"message":"A valid sale should reduce the quantity."},"1":{"message":"An oversized sale should leave the quantity unchanged."},"2":{"message":"Print both returned quantities."}},"expectedOutput":"3\n3"}},"practice":{"q-debugging-imports-state-single-1":{"title":"Spot the import mismatch","prompt":"`main.py` contains `from models.catalog_item import CatalogItem`, but the actual file is `models/item.py` and it defines `class CatalogItem`. Which change fixes the import?","hint":"Match the module name to the real file name.","help":{"concept":"The module part of an import comes from the file path, while the imported name comes from the class or function defined inside that file.","hint_1":"The class name is already correct, so focus on the file after `models.`.","hint_2":"Use the file name without `.py` as the module name in the import path."},"options":{"a":"from models.catalog_item import CatalogItem","b":"from models.item import CatalogItem","c":"from item.models import CatalogItem","d":"from CatalogItem import models.item"}},"q-debugging-imports-state-multi-1":{"title":"Choose signs of a shared-list bug","prompt":"A class uses `def __init__(self, tags=[])`. Which outcomes are real warning signs that instances are sharing state? Choose all that apply.","hint":"Think about what happens when two objects use the same default list.","help":{"concept":"A mutable default can be reused across instances, so changing one object's list can unexpectedly change another object's list too.","hint_1":"Look for behavior where one instance changes even though you only called a method on another instance.","hint_2":"Pick the options that describe cross-instance list changes, not normal independent updates."},"options":{"a":"Adding a tag to one object makes another object's tag list grow too","b":"Two new objects start with different empty lists before any method calls","c":"Printing one object's tags shows items added through a different object","d":"A method appends to `self.tags` and only that same object changes"}},"q-debugging-imports-state-multi-2":{"title":"Pick good state-debugging checks","prompt":"You are debugging a `borrow()` method on a `LibraryBook` object. Which checks best help you confirm whether object state changes correctly? Choose all that apply.","hint":"Look for checks that compare state before and after the method call.","help":{"concept":"State debugging works best when you inspect the relevant attributes around a specific method call instead of only looking at final printed output.","hint_1":"Choose checks that verify attribute values after calling `borrow()`.","hint_2":"Good checks include the starting value, the method call, and the expected new value or unchanged value."},"options":{"a":"Check whether `available` changes from `True` to `False` after one valid borrow","b":"Check whether a second borrow leaves `available` unchanged when the book is already unavailable","c":"Only check that the program prints one line somewhere","d":"Rename the class file and see whether the output panel stays blank"}},"q-debugging-imports-state-fill-1":{"title":"Complete a safe default parameter","prompt":"Fill in the missing default value so the constructor avoids a shared mutable list.","hint":"Use a non-mutable placeholder instead of `[]`.","help":{"concept":"Use an immutable sentinel default, then create a new list inside the constructor so instances never share one mutable default.","hint_1":"The blank should not be a list literal.","hint_2":"Choose the special Python value commonly used to mean 'no value was passed'."},"template":"def __init__(self, books=[blank1]):","choices":["None","[]","{}","0"]},"q-debugging-imports-state-fill-2":{"title":"Complete the package import","prompt":"Fill in the missing module name for this import from a `models` package.","hint":"Import from the module whose file actually defines the class named in the prompt.","help":{"concept":"In `from package.module import Name`, the module part is the file name without `.py`.","hint_1":"Separate the class name from the module path: the blank belongs to the file path portion of the import.","hint_2":"For a file inside models/, the module segment matches the Python filename without the .py extension."},"template":"from models.[blank1] import Book","choices":["book","Lesson notes panel","models","import"]},"q-debugging-imports-state-order-1":{"title":"Order a state-debugging workflow","prompt":"Put these steps in a sensible order for debugging a method that changes object state.","hint":"Start by observing the initial state before calling the method.","help":{"concept":"A clear debugging workflow checks the starting state, performs one action, then verifies the resulting state so you can isolate where the bug appears.","hint_1":"The method call belongs in the middle, between the before-check and after-check.","hint_2":"Finish by comparing the actual new state with the expected rule for that method."},"tokens":{"t1":"Create the object with a known starting value","t2":"Check the relevant attribute before the method call","t3":"Call the state-changing method once","t4":"Check the attribute again after the call"}},"ci-debugging-imports-and-state-4":{"title":"Fix a service import and keep the report working","prompt":"A classroom catalog app has a report service that should import `CatalogItem` from the models package and format one line of text. Fix the broken import in `services/report_service.py` so `main.py` prints `Marker: 8`. Keep the existing function and class names.","hint":"Identify the concept being tested, then compare every option with that concept.","help":{"concept":"Focus on why Python reaches the result, not only on the final answer shown in the output.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"# Write your answer below","starterFiles":{"main_py":{"content":"# Write your answer below"}}},"ci-debugging-imports-and-state-5":{"title":"Repair independent cart state in a model file","prompt":"A snack shop app stores cart items in a `Cart` class inside `models/cart.py`. Right now two carts share the same default list. Fix the constructor so separate carts keep separate state, and keep the existing `add_item` and `item_count` methods.","hint":"The bug starts in the constructor parameter list.","help":{"concept":"Each object should own its own mutable state unless you intentionally pass in a shared object.","hint_1":"Avoid using `[]` directly as the default parameter value.","hint_2":"Use a placeholder default, then create a fresh list inside `__init__` when needed."},"starterCode":"class Cart:\n def __init__(self, owner, items=[]):\n self.owner = owner\n self.items = items\n\n def add_item(self, name):\n self.items.append(name)\n\n def item_count(self):\n return len(self.items)","starterFiles":{"main_py":{"content":"# TODO: Update main.py to complete this step: Repair independent cart state in a model file.\nclass Cart:\n def __init__(self, owner, items=[]):\n self.owner = owner\n self.items = items\n\n def add_item(self, name):\n self.items.append(name)\n\n def item_count(self):\n return len(self.items)"}}},"ci-debugging-imports-and-state-6":{"title":"Fix a state-changing method in a task model","prompt":"A project tracker has a `Task` class with a `complete()` method. Right now the method returns `True` but forgets to update the object's `done` attribute. Fix the method so the object's state changes correctly and repeated calls still leave it completed.","hint":"Match each choice against the precise rule introduced in the lesson.","help":{"concept":"Focus on why Python reaches the result, not only on the final answer shown in the output.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"class Task:\n def __init__(self, title):\n self.title = title\n self.done = False\n\n def complete(self):\n return True\n\n def is_done(self):\n return self.done","starterFiles":{"main_py":{"content":"# TODO: Update main.py to complete this step: Fix a state-changing method in a task model.\nclass Task:\n def __init__(self, title):\n self.title = title\n self.done = False\n\n def complete(self):\n return True\n\n def is_done(self):\n return self.done"}}}}},"module-10-oop-quality-project":{"label":"Module 10 Animal Shelter Quality Project","summary":"Stabilize a small animal-shelter intake app with model tests, a CSV loader, state-change checks, reporting helpers, and final regression coverage.","cards":{"sketch0":{"title":"Project brief"},"project":{"title":"Animal Shelter Quality Pass"}},"projectSteps":{"try_module_10_oop_quality_project_sketch0":{"title":"Milestone 1: Validate the pet model"},"project_step_report_service_tests":{"title":"Milestone 2: Test the shelter reporting service"},"project_step_storage_loader":{"title":"Milestone 3: Load pets from fixture data"},"project_step_debug_imports_state":{"title":"Milestone 4: Verify adoption state changes"},"project_step_regression_summary":{"title":"Milestone 5: Add a reusable shelter summary"},"project_step_final_regression":{"title":"Milestone 6: Finish the end-to-end regression workspace"}},"moduleProject":{"steps":{"try_module_10_oop_quality_project_sketch0":{"title":"Milestone 1: validate the shelter pet model","prompt":"Complete `ShelterPet` in `models/shelter_pet.py`. Store `name`, `species`, and `age`; reject a negative age with `ValueError`; start `adopted` as `False`; and make `is_available()` return whether the pet is still available. Keep the runnable demo in `main.py`.","hint":"Validate age before assigning the object state.","help":{"concept":"Model tests should cover stored state, normal behavior, and invalid constructor input.","hint_1":"Set `self.adopted = False` for every new pet.","hint_2":"`is_available()` should return `not self.adopted`."},"starterCode":"# Run this provided shelter model demo.\nfrom models.shelter_pet import ShelterPet\n\npet = ShelterPet(\"Milo\", \"cat\", 3)\nprint(pet.name)\nprint(pet.is_available())\n","starterFiles":{"main_py":{"content":"# Run this provided shelter model demo after completing ShelterPet.\nfrom models.shelter_pet import ShelterPet\n\npet = ShelterPet(\"Milo\", \"cat\", 3)\nprint(pet.name)\nprint(pet.is_available())\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n # TODO: reject a negative age, store the three values, and start adopted as False.\n pass\n\n def is_available(self):\n # TODO: return whether the pet has not been adopted.\n pass\n\n def mark_adopted(self):\n # TODO: set adopted to True and return the new value.\n pass\n"},"tests_check_model_py":{"content":"# Add assertions for pet attributes, availability, and negative age validation.\n"}},"solutionFiles":{"main_py":{"content":"from models.shelter_pet import ShelterPet\n\npet = ShelterPet(\"Milo\", \"cat\", 3)\nprint(pet.name)\nprint(pet.is_available())\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"tests_check_model_py":{"content":"from models.shelter_pet import ShelterPet\n\npet = ShelterPet(\"Milo\", \"cat\", 3)\nassert pet.name == \"Milo\"\nassert pet.species == \"cat\"\nassert pet.age == 3\nassert pet.is_available() is True\ntry:\n ShelterPet(\"Broken\", \"dog\", -1)\n raise AssertionError(\"negative age should fail\")\nexcept ValueError:\n pass\n"}},"solutionCode":"from models.shelter_pet import ShelterPet\n\npet = ShelterPet(\"Milo\", \"cat\", 3)\nprint(pet.name)\nprint(pet.is_available())\n","checks":{"0":{"message":"Store all pet attributes and the adopted state."},"1":{"message":"A new pet should be available."},"2":{"message":"Keep main.py runnable."}},"expectedOutput":"Milo\nTrue"},"project_step_report_service_tests":{"title":"Milestone 2: test the shelter reporting service","prompt":"Complete `total_age(pets)` and `young_pet_names(pets, max_age)` in `services/reporting.py`. Return the sum of all ages and the names of pets at or below the age limit in their original order. Do not print inside the service.","hint":"Build the name list from each pet object instead of hard-coding the sample output.","help":{"concept":"Small pure reporting helpers are easy to test because they return values without changing state.","hint_1":"Use each pet's `age` for the total.","hint_2":"Include a name when `pet.age <= max_age`."},"starterCode":"# Run this report demo after completing services/reporting.py.\nfrom models.shelter_pet import ShelterPet\nfrom services.reporting import total_age, young_pet_names\n\npets = [ShelterPet(\"Milo\", \"cat\", 3), ShelterPet(\"Luna\", \"dog\", 5), ShelterPet(\"Pepper\", \"rabbit\", 1)]\nprint(total_age(pets))\nprint(\", \".join(young_pet_names(pets, 3)))\n","starterFiles":{"main_py":{"content":"# Run this report demo after completing the reporting helpers.\nfrom models.shelter_pet import ShelterPet\nfrom services.reporting import total_age, young_pet_names\n\npets = [ShelterPet(\"Milo\", \"cat\", 3), ShelterPet(\"Luna\", \"dog\", 5), ShelterPet(\"Pepper\", \"rabbit\", 1)]\nprint(total_age(pets))\nprint(\", \".join(young_pet_names(pets, 3)))\n"},"models_shelter_pet_py":{"content":"# Validated shelter model from milestone 1.\nclass ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n # TODO: return the sum of every pet's age.\n pass\n\ndef young_pet_names(pets, max_age):\n # TODO: return names for pets at or below max_age, preserving order.\n pass\n\ndef build_summary(pets, max_age):\n # TODO: return total_pets, available_names, and young_pet_count.\n pass\n"},"tests_check_reporting_py":{"content":"# Add assertions for total_age() and young_pet_names().\n"}},"solutionFiles":{"main_py":{"content":"from models.shelter_pet import ShelterPet\nfrom services.reporting import total_age, young_pet_names\n\npets = [ShelterPet(\"Milo\", \"cat\", 3), ShelterPet(\"Luna\", \"dog\", 5), ShelterPet(\"Pepper\", \"rabbit\", 1)]\nprint(total_age(pets))\nprint(\", \".join(young_pet_names(pets, 3)))\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"tests_check_reporting_py":{"content":"from models.shelter_pet import ShelterPet\nfrom services.reporting import total_age, young_pet_names\n\npets = [ShelterPet(\"Milo\", \"cat\", 3), ShelterPet(\"Luna\", \"dog\", 5), ShelterPet(\"Pepper\", \"rabbit\", 1)]\nassert total_age(pets) == 9\nassert young_pet_names(pets, 3) == [\"Milo\", \"Pepper\"]\n"}},"solutionCode":"from models.shelter_pet import ShelterPet\nfrom services.reporting import total_age, young_pet_names\n\npets = [ShelterPet(\"Milo\", \"cat\", 3), ShelterPet(\"Luna\", \"dog\", 5), ShelterPet(\"Pepper\", \"rabbit\", 1)]\nprint(total_age(pets))\nprint(\", \".join(young_pet_names(pets, 3)))\n","checks":{"0":{"message":"Return values that produce the exact two-line shelter report."}},"expectedOutput":"9\nMilo, Pepper"},"project_step_storage_loader":{"title":"Milestone 3: load shelter pets from CSV","prompt":"Complete `load_pets(path)` in `storage/pet_loader.py`. Read the CSV with `csv.DictReader`, convert `age` to `int`, create `ShelterPet` objects, and return them in file order.","hint":"Create one ShelterPet for each row and append it to a list.","help":{"concept":"A storage layer translates file rows into domain objects.","hint_1":"Open the path with `newline=\"\"`.","hint_2":"Convert `row[\"age\"]` before calling the constructor."},"starterCode":"# Run this loader demo after completing storage/pet_loader.py.\nfrom storage.pet_loader import load_pets\n\nfor pet in load_pets(\"data/pets.csv\"):\n print(pet.name)\n","starterFiles":{"main_py":{"content":"# Run this loader demo after completing load_pets().\nfrom storage.pet_loader import load_pets\n\nfor pet in load_pets(\"data/pets.csv\"):\n print(pet.name)\n"},"models_shelter_pet_py":{"content":"# Validated shelter model; keep it working.\nclass ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"# Reporting helpers from milestone 2.\ndef total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"import csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n # TODO: read the CSV, convert age to int, create ShelterPet objects, and return them.\n pass\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_loader_py":{"content":"# Add assertions for row order, object types, and converted ages.\n"}},"solutionFiles":{"main_py":{"content":"from storage.pet_loader import load_pets\n\nfor pet in load_pets(\"data/pets.csv\"):\n print(pet.name)\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"import csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_loader_py":{"content":"from storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\nassert [pet.name for pet in pets] == [\"Milo\", \"Luna\", \"Pepper\"]\nassert [pet.age for pet in pets] == [3, 5, 1]\n"}},"solutionCode":"from storage.pet_loader import load_pets\n\nfor pet in load_pets(\"data/pets.csv\"):\n print(pet.name)\n","checks":{"0":{"message":"Load all three CSV rows as ShelterPet objects."}},"expectedOutput":"Milo\nLuna\nPepper"},"project_step_debug_imports_state":{"title":"Milestone 4: validate adoption state changes","prompt":"Finish `ShelterPet.mark_adopted()` in `models/shelter_pet.py`. It should set `adopted` to `True` and return the new value. The provided main script loads Luna, marks her adopted, and confirms she is no longer available.","hint":"Change the object state before returning it.","help":{"concept":"A state-changing method should update one object and return a value that can be tested.","hint_1":"Assign `self.adopted = True`.","hint_2":"`is_available()` should become `False` after the change."},"starterCode":"# Verify one adoption state change.\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\nluna = pets[1]\nprint(luna.mark_adopted())\nprint(luna.is_available())\n","starterFiles":{"main_py":{"content":"# Run this state-change check after completing mark_adopted().\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\nluna = pets[1]\nprint(luna.mark_adopted())\nprint(luna.is_available())\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n # TODO: set adopted to True and return the new value.\n pass\n"},"services_reporting_py":{"content":"# Keep the report helpers unchanged.\ndef total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"# Keep the CSV loader unchanged.\nimport csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_adoption_py":{"content":"# Add assertions for mark_adopted() and is_available().\n"}},"solutionFiles":{"main_py":{"content":"from storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\nluna = pets[1]\nprint(luna.mark_adopted())\nprint(luna.is_available())\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"import csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_adoption_py":{"content":"from storage.pet_loader import load_pets\n\nluna = load_pets(\"data/pets.csv\")[1]\nassert luna.mark_adopted() is True\nassert luna.is_available() is False\n"}},"solutionCode":"from storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\nluna = pets[1]\nprint(luna.mark_adopted())\nprint(luna.is_available())\n","checks":{"0":{"message":"mark_adopted() should return the new adopted state."},"1":{"message":"Print the adopted result and the updated availability."}},"expectedOutput":"True\nFalse"},"project_step_regression_summary":{"title":"Milestone 5: build a reusable shelter summary","prompt":"Complete `build_summary(pets, max_age)` in `services/reporting.py`. Return a dictionary with `total_pets`, `available_names`, and `young_pet_count`. The main script loads the fixture, marks Luna adopted, and prints all three summary values.","hint":"Reuse `young_pet_names()` instead of duplicating the age rule.","help":{"concept":"A regression summary combines tested helpers into one stable service result.","hint_1":"Filter availability with `pet.is_available()`.","hint_2":"Count the list returned by `young_pet_names()`."},"starterCode":"# Print the cumulative shelter summary after completing build_summary().\nfrom services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\n","starterFiles":{"main_py":{"content":"# Run this cumulative summary after completing build_summary().\nfrom services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\n"},"models_shelter_pet_py":{"content":"# Keep the validated model unchanged.\nclass ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n # TODO: return the sum of every pet's age.\n pass\n\ndef young_pet_names(pets, max_age):\n # TODO: return names for pets at or below max_age, preserving order.\n pass\n\ndef build_summary(pets, max_age):\n # TODO: return total_pets, available_names, and young_pet_count.\n pass\n"},"storage_pet_loader_py":{"content":"# Keep the CSV loader unchanged.\nimport csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_summary_py":{"content":"# Add assertions for every key returned by build_summary().\n"}},"solutionFiles":{"main_py":{"content":"from services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"import csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_summary_py":{"content":"from services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nassert summary == {\"total_pets\": 3, \"available_names\": [\"Milo\", \"Pepper\"], \"young_pet_count\": 2}\n"}},"solutionCode":"from services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\n","checks":{"0":{"message":"Return all three shelter summary values so main.py prints the expected report."}},"expectedOutput":"3\nMilo, Pepper\n2"},"project_step_final_regression":{"title":"Milestone 6: finish the shelter regression workspace","prompt":"Finish the cumulative shelter quality workspace. Keep the validated model, CSV loader, adoption state, and summary service working; add meaningful assertions in `tests/check_regression.py`; and complete `README.md` with the responsibility of each folder. The runnable demo must print the final summary and confirmation line.","hint":"Run the complete workflow from fixture loading through the final report.","help":{"concept":"A final regression workspace protects the behavior that the project now promises.","hint_1":"Assert the loaded names, adoption state, and summary dictionary.","hint_2":"Document models, storage, services, tests, and the runner."},"starterCode":"# Finish the regression assertions and README, then run this final demo.\nfrom services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\nprint(\"regression checks passed\")\n","starterFiles":{"main_py":{"content":"# Finish the regression assertions and README, then run this final demo.\nfrom services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\nprint(\"regression checks passed\")\n"},"models_shelter_pet_py":{"content":"# Keep the validated model unchanged.\nclass ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"# Keep the tested report service unchanged.\ndef total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"# Keep the tested CSV loader unchanged.\nimport csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_regression_py":{"content":"# TODO: assert the full shelter workflow from CSV to summary.\n"},"README_md":{"content":"# Animal Shelter Quality Pass\n\nTODO: explain the responsibility of models, storage, services, tests, and main.py.\n"}},"solutionFiles":{"main_py":{"content":"from services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\nprint(\"regression checks passed\")\n"},"models_shelter_pet_py":{"content":"class ShelterPet:\n def __init__(self, name, species, age):\n if age < 0:\n raise ValueError(\"age cannot be negative\")\n self.name = name\n self.species = species\n self.age = age\n self.adopted = False\n\n def is_available(self):\n return not self.adopted\n\n def mark_adopted(self):\n self.adopted = True\n return self.adopted\n"},"services_reporting_py":{"content":"def total_age(pets):\n return sum(pet.age for pet in pets)\n\ndef young_pet_names(pets, max_age):\n return [pet.name for pet in pets if pet.age <= max_age]\n\ndef build_summary(pets, max_age):\n return {\n \"total_pets\": len(pets),\n \"available_names\": [pet.name for pet in pets if pet.is_available()],\n \"young_pet_count\": len(young_pet_names(pets, max_age)),\n }\n"},"storage_pet_loader_py":{"content":"import csv\n\nfrom models.shelter_pet import ShelterPet\n\ndef load_pets(path):\n pets = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n pets.append(ShelterPet(row[\"name\"], row[\"species\"], int(row[\"age\"])))\n return pets\n"},"data_pets_csv":{"content":"name,species,age\nMilo,cat,3\nLuna,dog,5\nPepper,rabbit,1\n"},"tests_check_regression_py":{"content":"from services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\nassert [pet.name for pet in pets] == [\"Milo\", \"Luna\", \"Pepper\"]\nassert pets[1].mark_adopted() is True\nassert build_summary(pets, 3) == {\"total_pets\": 3, \"available_names\": [\"Milo\", \"Pepper\"], \"young_pet_count\": 2}\n"},"README_md":{"content":"# Animal Shelter Quality Pass\n\n- `models/` owns pet state and adoption behavior.\n- `storage/` converts CSV rows into ShelterPet objects.\n- `services/` returns report data without printing.\n- `tests/` protects model, loader, state, and summary behavior.\n- `main.py` runs the final demonstration.\n"}},"solutionCode":"from services.reporting import build_summary\nfrom storage.pet_loader import load_pets\n\npets = load_pets(\"data/pets.csv\")\npets[1].mark_adopted()\nsummary = build_summary(pets, 3)\nprint(summary[\"total_pets\"])\nprint(\", \".join(summary[\"available_names\"]))\nprint(summary[\"young_pet_count\"])\nprint(\"regression checks passed\")\n","checks":{"0":{"message":"Keep the full shelter report and print the regression confirmation line."}},"expectedOutput":"3\nMilo, Pepper\n2\nregression checks passed"}}}},"refactoring-oop-services":{"label":"Refactoring OOP Services","summary":"Refactor object programs by moving messy report and service logic into small named helpers while keeping models focused.","cards":{"sketch0":{"title":"Why move orchestration out of main.py?"},"sketch1":{"title":"What belongs in a service module?"},"sketch2":{"title":"Refactor safely with imports and small steps"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_refactoring_oop_services_sketch0":{"title":"Extract report formatting into a service","prompt":"Complete `ReportService.build_book_report(books)` in `services/report_service.py`. Return one `title: $price` line per book dictionary, preserving input order.","hint":"Build each line from `book[\"title\"]` and `book[\"price\"]`, then join the lines with `\\n`.","help":{"concept":"A service method keeps reporting logic out of main.py and returns reusable data.","hint_1":"Build each line from `book[\"title\"]` and `book[\"price\"]`, then join the lines with `\\n`.","hint_2":"Use the requested file boundary as part of the solution contract."},"starterCode":"# Run this provided service demo.\nfrom services.report_service import ReportService\n\nbooks = [\n {\"title\": \"Python Basics\", \"price\": 12},\n {\"title\": \"Debugging Guide\", \"price\": 18},\n]\nprint(ReportService().build_book_report(books))\n","starterFiles":{"main_py":{"content":"# Run this provided service demo.\nfrom services.report_service import ReportService\n\nbooks = [\n {\"title\": \"Python Basics\", \"price\": 12},\n {\"title\": \"Debugging Guide\", \"price\": 18},\n]\nprint(ReportService().build_book_report(books))\n"},"services_report_service_py":{"content":"class ReportService:\n def build_book_report(self, books):\n # TODO: return one \"title: $price\" line per dictionary.\n pass\n"}},"solutionFiles":{"main_py":{"content":"from services.report_service import ReportService\n\nbooks = [\n {\"title\": \"Python Basics\", \"price\": 12},\n {\"title\": \"Debugging Guide\", \"price\": 18},\n]\nprint(ReportService().build_book_report(books))\n"},"services_report_service_py":{"content":"class ReportService:\n def build_book_report(self, books):\n return \"\\n\".join(f\"{book['title']}: ${book['price']}\" for book in books)\n"}},"solutionCode":"from services.report_service import ReportService\n\nbooks = [\n {\"title\": \"Python Basics\", \"price\": 12},\n {\"title\": \"Debugging Guide\", \"price\": 18},\n]\nprint(ReportService().build_book_report(books))\n","checks":{"0":{"message":"Define ReportService in its service file."},"1":{"message":"Return both formatted lines."}},"expectedOutput":"Python Basics: $12\nDebugging Guide: $18"},"try_refactoring_oop_services_sketch1":{"title":"Move total-price logic into CatalogService","prompt":"Complete `CatalogService.total_price(books)` in `services/catalog_service.py`. Return the sum of the `price` values and do not print inside the service.","hint":"Use `sum(...)` over each dictionary's `price` value.","help":{"concept":"Service methods should return results so callers decide how to display them.","hint_1":"Use `sum(...)` over each dictionary's `price` value.","hint_2":"Edit the file named in the prompt and verify each listed responsibility there."},"starterCode":"# Run this provided total-price demo.\nfrom services.catalog_service import CatalogService\n\nbooks = [{\"price\": 12}, {\"price\": 18}, {\"price\": 10}]\nprint(CatalogService().total_price(books))\n","starterFiles":{"main_py":{"content":"# Run this provided total-price demo.\nfrom services.catalog_service import CatalogService\n\nbooks = [{\"price\": 12}, {\"price\": 18}, {\"price\": 10}]\nprint(CatalogService().total_price(books))\n"},"services_catalog_service_py":{"content":"class CatalogService:\n def total_price(self, books):\n # TODO: return the sum of every book price.\n pass\n"}},"solutionFiles":{"main_py":{"content":"from services.catalog_service import CatalogService\n\nbooks = [{\"price\": 12}, {\"price\": 18}, {\"price\": 10}]\nprint(CatalogService().total_price(books))\n"},"services_catalog_service_py":{"content":"class CatalogService:\n def total_price(self, books):\n return sum(book[\"price\"] for book in books)\n"}},"solutionCode":"from services.catalog_service import CatalogService\n\nbooks = [{\"price\": 12}, {\"price\": 18}, {\"price\": 10}]\nprint(CatalogService().total_price(books))\n","checks":{"0":{"message":"Define CatalogService in the service file."},"1":{"message":"Return the correct total for a list of book dictionaries."},"2":{"message":"Print the returned total from main.py."}},"expectedOutput":"40"},"try_refactoring_oop_services_sketch2":{"title":"Refactor counting into a service method","prompt":"Complete `CatalogService.count_books(books)` so it returns the number of book dictionaries, including `0` for an empty list.","hint":"Return `len(books)`.","help":{"concept":"A small service method can still make responsibilities explicit and easy to test.","hint_1":"Return `len(books)`.","hint_2":"Inspect the requested file and account for each requirement before running the workspace."},"starterCode":"# Run this provided non-empty and empty-list demo.\nfrom services.catalog_service import CatalogService\n\nservice = CatalogService()\nprint(service.count_books([{\"title\": \"Dune\"}, {\"title\": \"Beloved\"}]))\nprint(service.count_books([]))\n","starterFiles":{"main_py":{"content":"# Run this provided non-empty and empty-list demo.\nfrom services.catalog_service import CatalogService\n\nservice = CatalogService()\nprint(service.count_books([{\"title\": \"Dune\"}, {\"title\": \"Beloved\"}]))\nprint(service.count_books([]))\n"},"services_catalog_service_py":{"content":"class CatalogService:\n def count_books(self, books):\n # TODO: return how many book dictionaries were supplied.\n pass\n"}},"solutionFiles":{"main_py":{"content":"from services.catalog_service import CatalogService\n\nservice = CatalogService()\nprint(service.count_books([{\"title\": \"Dune\"}, {\"title\": \"Beloved\"}]))\nprint(service.count_books([]))\n"},"services_catalog_service_py":{"content":"class CatalogService:\n def count_books(self, books):\n return len(books)\n"}},"solutionCode":"from services.catalog_service import CatalogService\n\nservice = CatalogService()\nprint(service.count_books([{\"title\": \"Dune\"}, {\"title\": \"Beloved\"}]))\nprint(service.count_books([]))\n","checks":{"0":{"message":"Return 2 for the provided two-book list."},"1":{"message":"Return 0 for an empty list."},"2":{"message":"Print both results from main.py."}},"expectedOutput":"2\n0"}},"practice":{"mc-refactor-benefits":{"title":"Benefits of moving logic into services","prompt":"Which changes are good reasons to move reporting logic from `main.py` into a service module? Choose all that apply.","hint":"Look for benefits related to testing, reuse, and keeping responsibilities separate.","help":{"concept":"Refactoring into services improves separation of responsibilities and makes list-wide logic easier to test and reuse.","hint_1":"A service is useful when the same report or calculation might be needed from more than one place.","hint_2":"Pick the options that reduce clutter in `main.py` or make report logic easier to test directly."},"options":{"a":"It makes report-building easier to test without running all of main.py.","b":"It gives one reusable place for list-wide formatting or totals.","c":"It forces every model class to print its own report lines.","d":"It removes the need for imports between workspace files."}},"fb-service-home":{"title":"Choose the right home for report logic","prompt":"Complete the sentence with the best word.","hint":"The blank should name the file role that coordinates multiple objects.","help":{"concept":"List-wide orchestration and reporting usually belong in a service module rather than in one model object or scattered main.py code.","hint_1":"Think about the module that combines data from several objects.","hint_2":"The correct choice is the layer that builds reports and totals from object lists."},"template":"Catalog-wide report formatting usually belongs in a [blank1] module.","choices":["service","model","attribute","fixture"]},"ci-refactor-discount-service":{"title":"Create a pricing service method","prompt":"The catalog app now needs a separate pricing service. Complete `PricingService.discounted_total(books, percent)` in `services/pricing_service.py`. It should add all book prices, apply the percentage discount to the total, and return the discounted amount. For example, a 10 percent discount on a total of 50 should return 45.0.","hint":"Match each choice against the precise rule introduced in the lesson.","help":{"concept":"Use the code structure as evidence: identify the values created, the condition or operation applied, and the resulting behavior.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"# Write your answer below","starterFiles":{"main_py":{"content":"# Write your answer below"},"services_pricing_service_py":{"content":"# TODO: Update services/pricing_service.py to complete this step: Create a pricing service method.\nclass PricingService:\n def __init__(self):\n pass\n\n def discounted_total(self, value, amount):\n pass"}}},"mc-safe-refactor-steps":{"title":"Safe refactor habits","prompt":"Which actions help you refactor `main.py` into service files without changing behavior? Choose all that apply.","hint":"Think about small moves, updated imports, and checking that output still matches.","help":{"concept":"Safe refactoring keeps behavior stable while structure changes, so you move code in small steps and verify the program still works.","hint_1":"Choose actions that compare behavior before and after the move.","hint_2":"Good refactor habits include updating imports and checking output or tests after each small change."},"options":{"a":"Move one responsibility at a time into a service method.","b":"Update imports in the calling file after moving code.","c":"Change output format during the same step so the refactor feels more complete.","d":"Run the program or tests after each small move to confirm behavior stayed the same."}},"fb-import-line":{"title":"Complete the service import","prompt":"Fill in the missing module name for this refactor.","hint":"The class lives in the `services` folder and the file name matches the service role.","help":{"concept":"After moving logic into a service file, the caller must import the class from the correct module path.","hint_1":"The import starts with `from services.` because the file is inside the services folder.","hint_2":"Use the module name that would hold `ReportService` in a file named after the service."},"template":"from services.[blank1] import ReportService","choices":["report_service","book","main","catalog"]},"ci-refactor-summary-service":{"title":"Build a one-line catalog summary service","prompt":"Complete `SummaryService.build_summary(books)` in `services/summary_service.py`. It should return a single string in this exact format: `Books: | Total: $`. For example, two books priced 12 and 18 should produce `Books: 2 | Total: $30`. This combines two pieces of orchestration logic in one service method.","hint":"Look for the choice that satisfies both the syntax and behavior described.","help":{"concept":"Treat the starter and expected behavior as one contract; every required name and output should be accounted for.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"# Write your answer below","starterFiles":{"main_py":{"content":"# Write your answer below"},"services_summary_service_py":{"content":"# TODO: Update services/summary_service.py to complete this step: Build a one-line catalog summary service.\nclass SummaryService:\n def __init__(self):\n pass\n\n def build_summary(self, value):\n pass"}}},"sc-main-role":{"title":"Best role for main.py after refactoring","prompt":"After moving reporting logic into service modules, what should `main.py` mainly do?","hint":"Think about setup and calling other parts of the app, not holding all business logic itself.","help":{"concept":"After refactoring, `main.py` should mostly coordinate the app by creating objects, calling services, and showing results.","hint_1":"The best answer keeps `main.py` small and avoids putting all loops and formatting there.","hint_2":"Choose the option where `main.py` acts as the entry point that wires pieces together."},"options":{"a":"Create objects, call service methods, and print returned results.","b":"Store every report-building loop so imports are unnecessary.","c":"Replace model classes with plain strings to simplify output.","d":"Hold all calculations so service files stay empty."}},"dr-refactor-order":{"title":"Order the refactor steps","prompt":"Put these steps in a sensible order for moving report logic from `main.py` into a service file while preserving behavior.","hint":"Start by identifying the logic to move, then create the service, then reconnect the caller.","help":{"concept":"A safe refactor follows a sequence: isolate one responsibility, move it, reconnect imports and calls, then verify behavior.","hint_1":"The caller cannot use the new service until the service method exists.","hint_2":"After updating `main.py`, the last step is to run the app or tests and compare behavior."},"tokens":{"t1":"Identify the report-building code in main.py.","t2":"Create a service method for that logic.","t3":"Update main.py to import and call the service.","t4":"Run the program or tests to confirm the output stayed the same."}},"ci-refactor-filter-service":{"title":"Move filtering logic into InventoryService","prompt":"A catalog screen should show only affordable books. Complete `InventoryService.affordable_titles(books, max_price)` in `services/inventory_service.py`. Return a list of titles for every book whose price is less than or equal to `max_price`. This refactor moves filtering logic for a whole list into a service.","hint":"Translate the question into a Python rule before selecting an answer.","help":{"concept":"Use the code structure as evidence: identify the values created, the condition or operation applied, and the resulting behavior.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"# Write your answer below","starterFiles":{"main_py":{"content":"# Write your answer below"},"services_inventory_service_py":{"content":"# TODO: Update services/inventory_service.py to complete this step: Move filtering logic into InventoryService.\nclass InventoryService:\n def __init__(self):\n pass\n\n def affordable_titles(self, value, amount):\n pass"}}}}},"testing-inheritance-and-polymorphism":{"label":"Testing Inheritance and Polymorphism","summary":"Test the shared promise across parent and child classes, then prove a mixed list behaves through the same method call.","cards":{"sketch0":{"title":"Test an inherited method"},"sketch1":{"title":"Test mixed subclass results"},"sketch2":{"title":"Test a defensive edge case"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_testing_inheritance_and_polymorphism_sketch0":{"title":"Test a subclass override","prompt":"The lesson used notification classes to explain testing an interface. Now practice with media classes. Complete `build_book_label()` so it returns the label for `Book(\"Dune\", \"Frank Herbert\")` exactly as `Book: Dune by Frank Herbert`.","hint":"The test should prove that the Book subclass override returns the expected label.","help":{"concept":"Testing subclass behavior means checking the exact result that the shared method should return for one concrete subclass.","hint_1":"Create the `Book` inside `build_book_label()`, then return the result of calling `label()` on that object.","hint_2":"Do not remove the existing assertion or success print line."},"starterCode":"from models.book import Book\n\n\ndef build_book_label():\n # Create the Book and return its label.\n return \"\"\n\n\nassert build_book_label() == \"Book: Dune by Frank Herbert\"\nprint(\"book test passed\")","starterFiles":{"tests_check_book_py":{"content":"from models.book import Book\n\n\ndef build_book_label():\n # Create the Book and return its label.\n return \"\"\n\n\nassert build_book_label() == \"Book: Dune by Frank Herbert\"\nprint(\"book test passed\")"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Test a subclass override.\nclass CatalogItem:\n def label(self):\n raise NotImplementedError(\"Subclasses must implement label().\")"},"models_book_py":{"content":"# Keep models/book.py unchanged for this step: Test a subclass override.\nfrom models.catalog_item import CatalogItem\n\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n self.title = title\n self.author = author\n\n def label(self):\n return f\"Book: {self.title} by {self.author}\""}},"solutionFiles":{"tests_check_book_py":{"content":"from models.book import Book\n\n\ndef build_book_label():\n book = Book(\"Dune\", \"Frank Herbert\")\n return book.label()\n\n\nassert build_book_label() == \"Book: Dune by Frank Herbert\"\nprint(\"book test passed\")"},"models_catalog_item_py":{"content":"class CatalogItem:\n def label(self):\n raise NotImplementedError(\"Subclasses must implement label().\")"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n self.title = title\n self.author = author\n\n def label(self):\n return f\"Book: {self.title} by {self.author}\""}},"solutionCode":"from models.book import Book\n\n\ndef build_book_label():\n book = Book(\"Dune\", \"Frank Herbert\")\n return book.label()\n\n\nassert build_book_label() == \"Book: Dune by Frank Herbert\"\nprint(\"book test passed\")","checks":{"0":{"message":"build_book_label() should return the Book label from the subclass override."},"1":{"message":"Keep the success message print after the assertion passes."}}},"try_testing_inheritance_and_polymorphism_sketch1":{"title":"Test a polymorphic label service","prompt":"Practice a mixed polymorphic result. Complete `build_sample_labels()` so it returns labels for a Book and a Game: `Book: Dune by Frank Herbert` and `Game: Portal 2 on PC`.","hint":"Loop through the mixed list and call the same `label()` method on each object.","help":{"concept":"A polymorphism test should prove the same method call works across different subclasses.","hint_1":"Start with an empty list, append `item.label()` for each object, and return the finished list.","hint_2":"Do not rewrite the models in `main.py`; the missing logic belongs in the service file."},"starterCode":"# TODO: complete this step in main.py.\n","starterFiles":{"main_py":{"content":"# TODO: complete this step in main.py.\n"},"models_book_py":{"content":"# Keep models/book.py unchanged for this step: Test a polymorphic label service.\nclass Book:\n def __init__(self, title, author):\n self.title = title\n self.author = author\n\n def label(self):\n return f\"Book: {self.title} by {self.author}\""},"models_game_py":{"content":"# Keep models/game.py unchanged for this step: Test a polymorphic label service.\nclass Game:\n def __init__(self, title, platform):\n self.title = title\n self.platform = platform\n\n def label(self):\n return f\"Game: {self.title} on {self.platform}\""},"services_catalog_report_py":{"content":"def build_labels(items):\n # Return one label() result for each item in order.\n return []"}},"solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.game import Game\nfrom services.catalog_report import build_labels\n\n\ndef build_sample_labels():\n items = [\n Book(\"Dune\", \"Frank Herbert\"),\n Game(\"Portal 2\", \"PC\"),\n ]\n return build_labels(items)\n\n\nprint(build_sample_labels())"},"models_book_py":{"content":"class Book:\n def __init__(self, title, author):\n self.title = title\n self.author = author\n\n def label(self):\n return f\"Book: {self.title} by {self.author}\""},"models_game_py":{"content":"class Game:\n def __init__(self, title, platform):\n self.title = title\n self.platform = platform\n\n def label(self):\n return f\"Game: {self.title} on {self.platform}\""},"services_catalog_report_py":{"content":"def build_labels(items):\n labels = []\n for item in items:\n labels.append(item.label())\n return labels"}},"solutionCode":"from models.book import Book\nfrom models.game import Game\nfrom services.catalog_report import build_labels\n\n\ndef build_sample_labels():\n items = [\n Book(\"Dune\", \"Frank Herbert\"),\n Game(\"Portal 2\", \"PC\"),\n ]\n return build_labels(items)\n\n\nprint(build_sample_labels())","checks":{"0":{"message":"build_sample_labels() should return labels from a mixed Book/Game list in order."},"1":{"message":"Print the returned label list."}}},"try_testing_inheritance_and_polymorphism_sketch2":{"title":"Test validation with a fixture edge case","prompt":"Practice an edge case. Complete `build_empty_title_label()` so a game with an empty title falls back to `Untitled` and returns `Game: Untitled on Switch`.","hint":"Replace an empty incoming title before the label method uses it.","help":{"concept":"A good test includes edge cases. Here, the subclass should still return a useful label when the title is missing.","hint_1":"In `__init__`, use a fallback like `\"Untitled\"` when the incoming title is empty.","hint_2":"Leave `label()` using the stored `self.title` so the validation change shows up automatically."},"starterCode":"# TODO: complete this step in main.py.\n","starterFiles":{"main_py":{"content":"# TODO: complete this step in main.py.\n"},"models_game_py":{"content":"class Game:\n def __init__(self, title, platform):\n # Replace an empty title with \"Untitled\".\n self.title = title\n self.platform = platform\n\n def label(self):\n return f\"Game: {self.title} on {self.platform}\""}},"solutionFiles":{"main_py":{"content":"from models.game import Game\n\n\ndef build_empty_title_label():\n game = Game(\"\", \"Switch\")\n return game.label()\n\n\nprint(build_empty_title_label())"},"models_game_py":{"content":"class Game:\n def __init__(self, title, platform):\n self.title = title if title else \"Untitled\"\n self.platform = platform\n\n def label(self):\n return f\"Game: {self.title} on {self.platform}\""}},"solutionCode":"from models.game import Game\n\n\ndef build_empty_title_label():\n game = Game(\"\", \"Switch\")\n return game.label()\n\n\nprint(build_empty_title_label())","checks":{"0":{"message":"build_empty_title_label() should prove the empty title is sanitized before labeling."},"1":{"message":"Print the sanitized label for the game."}}}},"practice":{"policy_single_choice_1":{"title":"Choose what the test should prove","prompt":"When you test `Book.label()`, what is the most useful thing to check?","hint":"Focus on the promised result of the shared method.","help":{"concept":"A good inheritance test checks the behavior callers depend on, not random details around the class.","hint_1":"Look for the choice about the exact returned label.","hint_2":"The best answer checks subclass behavior through the shared method."},"options":{"a":"That `Book.label()` returns the exact expected string","b":"That the file is named `book.py`","c":"That the class uses two blank lines before each method","d":"That Python prints comments automatically"}},"policy_multi_choice_1":{"title":"Choose good polymorphism test habits","prompt":"Which habits help when you test a mixed list of `Book` and `Game` objects?","hint":"Pick the choices that keep the test focused on the shared `label()` contract.","help":{"concept":"A strong polymorphism test checks that one loop can call the same method on different object types and get the right results back.","hint_1":"Helpful habits keep the list mixed and check the returned labels in order.","hint_2":"Avoid choices that add type-checking or ignore the test output."},"options":{"a":"Build one mixed list and call `label()` on each item","b":"Check that the returned labels stay in the original order","c":"Add `if type(...)` checks before every call to `label()`","d":"Compare the test result with the exact expected labels"}},"policy_drag_reorder_1":{"title":"Order the inheritance test steps","prompt":"Put these steps in a sensible order for testing subclass behavior.","hint":"Start by creating the object, then call the method, then compare the result.","help":{"concept":"A clean inheritance test creates a concrete subclass object, calls the shared method, and then checks the returned value.","hint_1":"The object must exist before you can call the method.","hint_2":"You compare the returned label after the method call."},"tokens":{"t1":"Create a `Book` object","t2":"Call `book.label()`","t3":"Compare the returned string with the expected label"}},"policy_fill_blank_choice_1":{"title":"Choose the parent class name","prompt":"Fill in the parent class name so `Book` inherits from the shared catalog base class.","hint":"Use the class that defines the shared `label()` contract.","help":{"concept":"A subclass names its parent class inside the parentheses of the class definition.","hint_1":"Use the shared item class from this topic.","hint_2":"Do not pick a method name or a Python keyword."},"template":"class Book([blank1]):\n pass","choices":["CatalogItem","label","author","return"]}}},"testing-object-state":{"label":"Testing Object State","summary":"Test object state by watching one object before and after method calls, like checking a thermometer before and after changing the room temperature.","cards":{"sketch0":{"title":"Test one state change"},"sketch1":{"title":"Test validation rules"},"sketch2":{"title":"Test a sequence of changes"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_testing_object_state_sketch0":{"title":"Test a book's availability state","prompt":"The lesson used a thermostat to explain state testing. Now practice with a library object. Complete the `Book` class so a new book starts available, and `checkout()` changes only that book's `available` state to `False`.","hint":"Match each choice against the precise rule introduced in the lesson.","help":{"concept":"A state test checks what the object stores before and after a method call. Here, `checkout()` should change `available` from True to False.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"# Write your answer below","starterFiles":{"models_book_py":{"content":"# Write your answer below"}},"solutionCode":"class Book:\n def __init__(self, title):\n self.title = title\n self.available = True\n\n def checkout(self):\n self.available = False","checks":{"0":{"message":"Keep the Book class defined in models/book.py."},"1":{"message":"Book should still be constructible with a title."},"2":{"message":"A Book instance should have title and available attributes."},"3":{"message":"A new book should start available, then become unavailable after checkout()."}},"solutionFiles":{"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n self.available = True\n\n def checkout(self):\n self.available = False"}}},"try_testing_object_state_sketch1":{"title":"Test constructor validation for task priority","prompt":"Practice validation with a task object. Complete `Task` so the constructor stores `name` and a safe `priority`. A negative priority should become `0`; a positive priority should stay as given.","hint":"Trace the relevant value or branch before deciding which option fits.","help":{"concept":"Validation is state protection. The constructor should not allow a negative priority to become object state.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Test the change in the runner and correct any mismatch before checking the answer."},"starterCode":"# Write your answer below","starterFiles":{"models_task_py":{"content":"# Write your answer below"}},"solutionCode":"class Task:\n def __init__(self, name, priority):\n self.name = name\n if priority < 0:\n self.priority = 0\n else:\n self.priority = priority","checks":{"0":{"message":"Keep the Task class defined in models/task.py."},"1":{"message":"A Task instance should store name and priority."},"2":{"message":"A normal priority should be stored unchanged."},"3":{"message":"A negative priority should be corrected to 0."}},"solutionFiles":{"models_task_py":{"content":"class Task:\n def __init__(self, name, priority):\n self.name = name\n if priority < 0:\n self.priority = 0\n else:\n self.priority = priority"}}},"try_testing_object_state_sketch2":{"title":"Test repeated counter state changes","prompt":"Practice a sequence of state changes with a counter. Complete `Counter` so it starts at `0`, and every `increment()` call increases `count` by one.","hint":"Translate the question into a Python rule before selecting an answer.","help":{"concept":"Some tests check a sequence, not just one call. The expected count should move from 0 to 1 to 2 after two increments.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"# Write your answer below","starterFiles":{"models_counter_py":{"content":"# Write your answer below"}},"solutionCode":"class Counter:\n def __init__(self):\n self.count = 0\n\n def increment(self):\n self.count += 1","checks":{"0":{"message":"Keep the Counter class defined in models/counter.py."},"1":{"message":"A Counter instance should have a count attribute."},"2":{"message":"The count should move from 0 to 1 to 2 across two increment() calls."}},"solutionFiles":{"models_counter_py":{"content":"class Counter:\n def __init__(self):\n self.count = 0\n\n def increment(self):\n self.count += 1"}}}},"practice":{"q-testing-object-state-single-1":{"title":"What should an object-state test check after a mutating method runs?","prompt":"A `checkout()` method is supposed to change a book from available to unavailable. Which test idea best proves that state change happened?","hint":"Look for the choice that checks the attribute after the method call, not just that the method exists.","help":{"concept":"A state-change test should verify the actual attribute value after a mutating method runs, because the goal is to prove behavior, not just structure.","hint_1":"A method can exist and still fail to update the object's data correctly.","hint_2":"Choose the option that inspects the `available` attribute after calling `checkout()`."},"options":{"a":"Create a Book object and check that `available` becomes `False` after calling `checkout()`","b":"Only check that the `Book` class has a `checkout` method name","c":"Print the object once and assume the method worked","d":"Check only the book title because constructors are more important than methods"}},"q-testing-object-state-multi-1":{"title":"Choose the strongest constructor validation checks","prompt":"A `Task` constructor should keep positive priorities unchanged and replace negative priorities with `0`. Which assertions belong in a good test set? Choose all that apply.","hint":"Include one check for valid input and one for invalid input.","help":{"concept":"Good validation coverage includes both the normal path and the edge-case path so the constructor rule is tested from more than one angle.","hint_1":"One correct option should confirm that a positive priority stays the same.","hint_2":"Another correct option should confirm that a negative priority does not remain negative after construction."},"options":{"a":"`Task(\"Email\", 2).priority == 2`","b":"`Task(\"Broken\", -5).priority == 0`","c":"`Task(\"Email\", 2).name == 2`","d":"`Task(\"Broken\", -5).priority == -5`"}},"q-testing-object-state-fill-1":{"title":"Complete an assert for starting state","prompt":"Fill in the missing value so the assertion checks that a new counter starts at zero.","hint":"A new `Counter` object should begin with no increments applied.","help":{"concept":"Starting-state assertions verify what the constructor sets before any methods change the object.","hint_1":"The `count` attribute should match the constructor's initial value.","hint_2":"Choose the numeric value that represents an untouched counter."},"template":"assert counter.count == [blank1]","choices":["0","1","False","None"]},"q-testing-object-state-drag-1":{"title":"Order a before-and-after state test","prompt":"Put these testing steps in the best order for checking a method that changes object state.","hint":"Read each piece and arrange them in the order the statement should be understood.","help":{"concept":"The pieces should form a valid statement in a logical order.","hint_1":"Start with the piece that introduces the idea or action.","hint_2":"Place dependent pieces after the part they describe or complete."},"tokens":{"t1":"Assert the starting attribute value","t2":"Create the object","t3":"Call the state-changing method","t4":"Assert the updated attribute value"}},"q-testing-object-state-multi-2":{"title":"Spot useful object-state edge cases","prompt":"You are testing a `Counter` object with an `increment()` method. Which checks help prove repeated state changes work correctly? Choose all that apply.","hint":"Think about what happens before any increments and after more than one increment.","help":{"concept":"Repeated state-change tests are stronger when they verify the initial state and multiple successive updates on the same object.","hint_1":"One correct option should check the starting count before any method calls.","hint_2":"Another correct option should check the count after the method has been called more than once on the same instance."},"options":{"a":"Assert that a new counter starts at `0`","b":"Assert that the same counter reaches `2` after two `increment()` calls","c":"Only check that `increment` is spelled correctly","d":"Create two separate counters and ignore their `count` values"}},"q-testing-object-state-fill-2":{"title":"Complete an assert after a checkout","prompt":"Fill in the missing value so the assertion checks the book's state after `checkout()` has already run.","hint":"After checkout, the book should no longer be available.","help":{"concept":"After-method assertions should match the new stored state, not the original constructor value.","hint_1":"The `available` attribute should switch away from its starting value.","hint_2":"Choose the boolean value that represents an unavailable book."},"template":"assert book.available is [blank1]","choices":["True","False","0","Lesson notes panel"]},"ci-testing-object-state-debug-book-return":{"title":"Fix a broken return method after state changes","prompt":"A checkout service uses `Book.checkout()` and `Book.return_book()`. Right now, returning a book does not restore availability. Fix `models/book.py` so the object's state changes correctly. Do not change the test file. When you click Run, the output panel should show that the tests passed.","hint":"Read the task \"Fix a broken return method after state changes\" and identify the required result.","help":{"concept":"This coding exercise checks whether your code produces the requested result for: \"Fix a broken return method after state changes\".","hint_1":"Use the statement or expression that matches the required behavior in `main.py`.","hint_2":"Use the output panel to verify the exact behavior before submitting."},"starterCode":"class Book:\n def __init__(self, title):\n self.title = title\n self.available = True\n\n def checkout(self):\n self.available = False\n\n def return_book(self):\n self.available = False","starterFiles":{"models_book_py":{"content":"# TODO: Update models/book.py to complete this step: Fix a broken return method after state changes.\nclass Book:\n def __init__(self, title):\n self.title = title\n self.available = True\n\n def checkout(self):\n self.available = False\n\n def return_book(self):\n self.available = False"}}},"ci-testing-object-state-fix-wallet-validation":{"title":"Fix wallet validation so balance never starts negative","prompt":"A budgeting app has a `Wallet` class in `models/wallet.py`. The constructor should store the given balance when it is zero or more, but negative starting balances should become `0`. The current code stores negative values by mistake. Fix the class so the provided tests in `tests/check_wallet.py` pass when you click Run.","hint":"Trace the relevant value or branch before deciding which option fits.","help":{"concept":"Use the code structure as evidence: identify the values created, the condition or operation applied, and the resulting behavior.","hint_1":"Compare the question to the lesson example and remove details that do not match the requested concept.","hint_2":"Use the class names, method names, and file targets from the prompt as your checklist."},"starterCode":"class Wallet:\n def __init__(self, owner, starting_balance):\n self.owner = owner\n self.balance = starting_balance","starterFiles":{"models_wallet_py":{"content":"# TODO: Update models/wallet.py to complete this step: Fix wallet validation so balance never starts negative.\nclass Wallet:\n def __init__(self, owner, starting_balance):\n self.owner = owner\n self.balance = starting_balance"}}},"ci-testing-object-state-fix-scoreboard-add-points":{"title":"Fix a method that updates score incorrectly","prompt":"A game app has a `Scoreboard` class in `models/scoreboard.py`. The `add_points()` method should increase the current score by the amount passed in. Right now it resets the score instead. Fix the class so the tests in `tests/check_scoreboard.py` pass.","hint":"Read the task \"Fix a method that updates score incorrectly\" and identify the required result.","help":{"concept":"This coding exercise checks whether your code produces the requested result for: \"Fix a method that updates score incorrectly\".","hint_1":"Use the statement or expression that matches the required behavior in `main.py`.","hint_2":"Test the change in the runner and correct any mismatch before checking the answer."},"starterCode":"class Scoreboard:\n def __init__(self):\n self.score = 0\n\n def add_points(self, points):\n self.score = points","starterFiles":{"models_scoreboard_py":{"content":"# TODO: Update models/scoreboard.py to complete this step: Fix a method that updates score incorrectly.\nclass Scoreboard:\n def __init__(self):\n self.score = 0\n\n def add_points(self, points):\n self.score = points"}}}}}},"python-11-oop-capstone-project":{"capstone-domain-model":{"label":"Capstone Domain Model","summary":"Build the task objects that carry the tracker domain before adding storage or reports.","cards":{"sketch0":{"title":"Planning brief"}},"finalCapstone":{"steps":{"try_capstone_domain_model_sketch0":{"title":"Create the shared BaseTask model","prompt":"In `models/base_task.py`, implement `BaseTask` with `title`, validated `priority`, and `completed` state. New tasks start incomplete. `mark_done()` sets completed to True, `is_open()` returns the opposite, and `summary()` raises NotImplementedError. The supplied main.py marks one task done and prints its state.","hint":"Validate before storing the fields, then mutate only `self.completed` in mark_done().","help":{"concept":"The base class owns shared state and behavior while leaving the concrete summary format to subclasses.","hint_1":"Validate before storing the fields, then mutate only `self.completed` in mark_done().","hint_2":"Inspect the requested file and account for each requirement before running the workspace."},"starterCode":"# Run this provided BaseTask state demo.\nfrom models.base_task import BaseTask\n\ntask = BaseTask(\"Draft roadmap\", \"high\")\ntask.mark_done()\nprint(task.title)\nprint(task.priority)\nprint(task.completed)\n","starterFiles":{"main_py":{"content":"# Run this provided BaseTask state demo.\nfrom models.base_task import BaseTask\n\ntask = BaseTask(\"Draft roadmap\", \"high\")\ntask.mark_done()\nprint(task.title)\nprint(task.priority)\nprint(task.completed)\n"},"models_base_task_py":{"content":"class BaseTask:\n def __init__(self, title, priority=\"medium\", completed=False):\n # TODO: validate and store title, priority, and completed.\n pass\n\n def mark_done(self):\n # TODO: set completed to True and return it.\n pass\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"}},"solutionFiles":{"main_py":{"content":"from models.base_task import BaseTask\n\ntask = BaseTask(\"Draft roadmap\", \"high\")\ntask.mark_done()\nprint(task.title)\nprint(task.priority)\nprint(task.completed)\n"},"models_base_task_py":{"content":"class BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"}},"solutionCode":"from models.base_task import BaseTask\n\ntask = BaseTask(\"Draft roadmap\", \"high\")\ntask.mark_done()\nprint(task.title)\nprint(task.priority)\nprint(task.completed)\n","checks":{"0":{"message":"Store the shared task attributes."},"1":{"message":"A marked-done task should no longer be open."},"2":{"message":"Print the title, priority, and final completed state."}},"expectedOutput":"Draft roadmap\nhigh\nTrue"}}}},"capstone-scope-and-architecture":{"label":"Capstone Scope and Architecture","summary":"Plan the Smart Task Tracker workspace so models, services, data, and main.py each have a clear job.","cards":{"sketch0":{"title":"Planning brief"}},"finalCapstone":{"steps":{"try_capstone_scope_and_architecture_sketch0":{"title":"Plan one clean capstone workspace","prompt":"Complete `reports/summary.py` so build_summary(tasks) returns one summary line per task. Keep the task hierarchy in models and the runner in main.py; do not copy model classes into main.py.","hint":"Join task.summary() results with newline characters.","help":{"concept":"A clean architecture gives models, reports, storage, services, and the runner separate responsibilities.","hint_1":"Join task.summary() results with newline characters.","hint_2":"Review the file path, class or function name, and output requirements together."},"starterCode":"# Run this provided architecture snapshot.\nfrom models import BugTask, FeatureTask\nfrom reports.summary import build_summary\n\ntasks = [BugTask(\"Fix login redirect\", \"high\", \"critical\"), FeatureTask(\"Add dark mode\", \"medium\", 3)]\nprint(build_summary(tasks))\n","starterFiles":{"main_py":{"content":"# Run this provided architecture snapshot.\nfrom models import BugTask, FeatureTask\nfrom reports.summary import build_summary\n\ntasks = [BugTask(\"Fix login redirect\", \"high\", \"critical\"), FeatureTask(\"Add dark mode\", \"medium\", 3)]\nprint(build_summary(tasks))\n"},"models_base_task_py":{"content":"# Starter guidance: Plan one clean capstone workspace. Follow the prompt and edit the requested code below.\nclass BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"},"models_bug_task_py":{"content":"# Starter guidance: Plan one clean capstone workspace. Follow the prompt and edit the requested code below.\nfrom models.base_task import BaseTask\n\nclass BugTask(BaseTask):\n def __init__(self, title, priority, severity, completed=False):\n super().__init__(title, priority, completed)\n self.severity = severity\n\n def summary(self):\n return f\"BUG: {self.title} | priority={self.priority} | severity={self.severity} | done={self.completed}\"\n"},"models_feature_task_py":{"content":"# Starter guidance: Plan one clean capstone workspace. Follow the prompt and edit the requested code below.\nfrom models.base_task import BaseTask\n\nclass FeatureTask(BaseTask):\n def __init__(self, title, priority, estimate_points, completed=False):\n super().__init__(title, priority, completed)\n self.estimate_points = max(1, int(estimate_points))\n\n def summary(self):\n return f\"FEATURE: {self.title} | priority={self.priority} | points={self.estimate_points} | done={self.completed}\"\n"},"models___init___py":{"content":"# Keep this package marker so imports work.\nfrom models.base_task import BaseTask\nfrom models.bug_task import BugTask\nfrom models.feature_task import FeatureTask\n\n__all__ = [\"BaseTask\", \"BugTask\", \"FeatureTask\"]\n"},"reports_summary_py":{"content":"def build_summary(tasks):\n # TODO: return one summary line per task.\n pass\n"}},"solutionFiles":{"main_py":{"content":"from models import BugTask, FeatureTask\nfrom reports.summary import build_summary\n\ntasks = [BugTask(\"Fix login redirect\", \"high\", \"critical\"), FeatureTask(\"Add dark mode\", \"medium\", 3)]\nprint(build_summary(tasks))\n"},"models_base_task_py":{"content":"class BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"},"models_bug_task_py":{"content":"from models.base_task import BaseTask\n\nclass BugTask(BaseTask):\n def __init__(self, title, priority, severity, completed=False):\n super().__init__(title, priority, completed)\n self.severity = severity\n\n def summary(self):\n return f\"BUG: {self.title} | priority={self.priority} | severity={self.severity} | done={self.completed}\"\n"},"models_feature_task_py":{"content":"from models.base_task import BaseTask\n\nclass FeatureTask(BaseTask):\n def __init__(self, title, priority, estimate_points, completed=False):\n super().__init__(title, priority, completed)\n self.estimate_points = max(1, int(estimate_points))\n\n def summary(self):\n return f\"FEATURE: {self.title} | priority={self.priority} | points={self.estimate_points} | done={self.completed}\"\n"},"models___init___py":{"content":"from models.base_task import BaseTask\nfrom models.bug_task import BugTask\nfrom models.feature_task import FeatureTask\n\n__all__ = [\"BaseTask\", \"BugTask\", \"FeatureTask\"]\n"},"reports_summary_py":{"content":"def build_summary(tasks):\n return \"\\n\".join(task.summary() for task in tasks)\n"}},"solutionCode":"from models import BugTask, FeatureTask\nfrom reports.summary import build_summary\n\ntasks = [BugTask(\"Fix login redirect\", \"high\", \"critical\"), FeatureTask(\"Add dark mode\", \"medium\", 3)]\nprint(build_summary(tasks))\n","checks":{"0":{"message":"Return both task summaries from the report module."}},"expectedOutput":"BUG: Fix login redirect | priority=high | severity=critical | done=False\nFEATURE: Add dark mode | priority=medium | points=3 | done=False"}}}},"capstone-storage-and-reports":{"label":"Capstone Storage and Reports","summary":"Load task data into objects and turn those objects into useful report output.","cards":{"sketch0":{"title":"Planning brief"}},"finalCapstone":{"steps":{"try_capstone_storage_and_reports_sketch0":{"title":"Load task objects from CSV","prompt":"Complete storage/task_storage.py so load_tasks(path) reads data/tasks.csv and returns the correct task subclasses in file order. The supplied runner prints the count and first title.","hint":"Use DictReader, convert completed to bool, and convert feature detail to int.","help":{"concept":"Storage code translates serialized rows into validated domain objects.","hint_1":"Use DictReader, convert completed to bool, and convert feature detail to int.","hint_2":"Use the requested file boundary as part of the solution contract."},"starterCode":"# Run this provided storage smoke test.\nfrom storage.task_storage import load_tasks\n\ntasks = load_tasks(\"data/tasks.csv\")\nprint(len(tasks))\nprint(tasks[0].title)\n","starterFiles":{"main_py":{"content":"# Run this provided storage smoke test.\nfrom storage.task_storage import load_tasks\n\ntasks = load_tasks(\"data/tasks.csv\")\nprint(len(tasks))\nprint(tasks[0].title)\n"},"models_base_task_py":{"content":"# Starter guidance: Load task objects from CSV. Follow the prompt and edit the requested code below.\nclass BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"},"models_bug_task_py":{"content":"# Starter guidance: Load task objects from CSV. Follow the prompt and edit the requested code below.\nfrom models.base_task import BaseTask\n\nclass BugTask(BaseTask):\n def __init__(self, title, priority, severity, completed=False):\n super().__init__(title, priority, completed)\n self.severity = severity\n\n def summary(self):\n return f\"BUG: {self.title} | priority={self.priority} | severity={self.severity} | done={self.completed}\"\n"},"models_feature_task_py":{"content":"# Starter guidance: Load task objects from CSV. Follow the prompt and edit the requested code below.\nfrom models.base_task import BaseTask\n\nclass FeatureTask(BaseTask):\n def __init__(self, title, priority, estimate_points, completed=False):\n super().__init__(title, priority, completed)\n self.estimate_points = max(1, int(estimate_points))\n\n def summary(self):\n return f\"FEATURE: {self.title} | priority={self.priority} | points={self.estimate_points} | done={self.completed}\"\n"},"models___init___py":{"content":"# Keep this package marker so imports work.\nfrom models.base_task import BaseTask\nfrom models.bug_task import BugTask\nfrom models.feature_task import FeatureTask\n\n__all__ = [\"BaseTask\", \"BugTask\", \"FeatureTask\"]\n"},"data_tasks_csv":{"content":"kind,title,priority,detail,completed\nbug,Fix login redirect,high,critical,false\nfeature,Add dark mode,medium,3,false\nfeature,Export CSV,low,5,true\n"},"storage_task_storage_py":{"content":"import csv\nfrom models import BugTask, FeatureTask\n\ndef load_tasks(path):\n # TODO: parse each CSV row into the matching task subclass.\n pass\n"}},"solutionFiles":{"main_py":{"content":"from storage.task_storage import load_tasks\n\ntasks = load_tasks(\"data/tasks.csv\")\nprint(len(tasks))\nprint(tasks[0].title)\n"},"models_base_task_py":{"content":"class BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"},"models_bug_task_py":{"content":"from models.base_task import BaseTask\n\nclass BugTask(BaseTask):\n def __init__(self, title, priority, severity, completed=False):\n super().__init__(title, priority, completed)\n self.severity = severity\n\n def summary(self):\n return f\"BUG: {self.title} | priority={self.priority} | severity={self.severity} | done={self.completed}\"\n"},"models_feature_task_py":{"content":"from models.base_task import BaseTask\n\nclass FeatureTask(BaseTask):\n def __init__(self, title, priority, estimate_points, completed=False):\n super().__init__(title, priority, completed)\n self.estimate_points = max(1, int(estimate_points))\n\n def summary(self):\n return f\"FEATURE: {self.title} | priority={self.priority} | points={self.estimate_points} | done={self.completed}\"\n"},"models___init___py":{"content":"from models.base_task import BaseTask\nfrom models.bug_task import BugTask\nfrom models.feature_task import FeatureTask\n\n__all__ = [\"BaseTask\", \"BugTask\", \"FeatureTask\"]\n"},"data_tasks_csv":{"content":"kind,title,priority,detail,completed\nbug,Fix login redirect,high,critical,false\nfeature,Add dark mode,medium,3,false\nfeature,Export CSV,low,5,true\n"},"storage_task_storage_py":{"content":"import csv\nfrom models import BugTask, FeatureTask\n\ndef load_tasks(path):\n tasks = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n completed = row[\"completed\"].lower() == \"true\"\n if row[\"kind\"] == \"bug\":\n task = BugTask(row[\"title\"], row[\"priority\"], row[\"detail\"], completed)\n elif row[\"kind\"] == \"feature\":\n task = FeatureTask(row[\"title\"], row[\"priority\"], int(row[\"detail\"]), completed)\n else:\n raise ValueError(f\"unknown task kind: {row['kind']}\")\n tasks.append(task)\n return tasks\n"}},"solutionCode":"from storage.task_storage import load_tasks\n\ntasks = load_tasks(\"data/tasks.csv\")\nprint(len(tasks))\nprint(tasks[0].title)\n","checks":{"0":{"message":"Load three tasks and preserve the first title."}},"expectedOutput":"3\nFix login redirect"}}}},"capstone-tests-and-polish":{"label":"Capstone Tests and Polish","summary":"Add assertions, final output polish, and README handoff notes so the capstone feels complete.","cards":{"sketch0":{"title":"Planning brief"}},"finalCapstone":{"steps":{"try_capstone_tests_and_polish_sketch0":{"title":"Add focused model checks","prompt":"Complete main.py with assertions that a new BugTask is open and a FeatureTask estimate of 0 becomes 1. Print `model checks passed` after both assertions.","hint":"Create both objects, assert their state, then print confirmation.","help":{"concept":"Focused tests prove validation and starting state before testing larger workflows.","hint_1":"Create both objects, assert their state, then print confirmation.","hint_2":"Use the requested file boundary as part of the solution contract."},"starterCode":"# TODO: create the two tasks, add the required assertions, then print confirmation.\n","starterFiles":{"main_py":{"content":"# TODO: create the two tasks, add the required assertions, then print confirmation.\n"},"models_base_task_py":{"content":"# Starter guidance: Add focused model checks. Follow the prompt and edit the requested code below.\nclass BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"},"models_bug_task_py":{"content":"# Starter guidance: Add focused model checks. Follow the prompt and edit the requested code below.\nfrom models.base_task import BaseTask\n\nclass BugTask(BaseTask):\n def __init__(self, title, priority, severity, completed=False):\n super().__init__(title, priority, completed)\n self.severity = severity\n\n def summary(self):\n return f\"BUG: {self.title} | priority={self.priority} | severity={self.severity} | done={self.completed}\"\n"},"models_feature_task_py":{"content":"# Starter guidance: Add focused model checks. Follow the prompt and edit the requested code below.\nfrom models.base_task import BaseTask\n\nclass FeatureTask(BaseTask):\n def __init__(self, title, priority, estimate_points, completed=False):\n super().__init__(title, priority, completed)\n self.estimate_points = max(1, int(estimate_points))\n\n def summary(self):\n return f\"FEATURE: {self.title} | priority={self.priority} | points={self.estimate_points} | done={self.completed}\"\n"},"models___init___py":{"content":"# Keep this package marker so imports work.\nfrom models.base_task import BaseTask\nfrom models.bug_task import BugTask\nfrom models.feature_task import FeatureTask\n\n__all__ = [\"BaseTask\", \"BugTask\", \"FeatureTask\"]\n"},"reports_summary_py":{"content":"# Starter guidance: Add focused model checks. Follow the prompt and edit the requested code below.\ndef build_summary(tasks):\n lines = [\"SMART TASK TRACKER\"]\n lines.extend(task.summary() for task in tasks)\n open_count = sum(task.is_open() for task in tasks)\n lines.append(f\"OPEN: {open_count} | DONE: {len(tasks) - open_count}\")\n return \"\\n\".join(lines)\n"},"storage_task_storage_py":{"content":"# Starter guidance: Add focused model checks. Follow the prompt and edit the requested code below.\nimport csv\nfrom models import BugTask, FeatureTask\n\ndef load_tasks(path):\n tasks = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n completed = row[\"completed\"].lower() == \"true\"\n if row[\"kind\"] == \"bug\":\n task = BugTask(row[\"title\"], row[\"priority\"], row[\"detail\"], completed)\n elif row[\"kind\"] == \"feature\":\n task = FeatureTask(row[\"title\"], row[\"priority\"], int(row[\"detail\"]), completed)\n else:\n raise ValueError(f\"unknown task kind: {row['kind']}\")\n tasks.append(task)\n return tasks\n"},"services_tracker_service_py":{"content":"# Starter guidance: Add focused model checks. Follow the prompt and edit the requested code below.\nclass TrackerService:\n def __init__(self, tasks=None):\n self.tasks = list(tasks or [])\n\n def add_task(self, task):\n self.tasks.append(task)\n return task\n\n def mark_done(self, title):\n for task in self.tasks:\n if task.title == title:\n task.mark_done()\n return True\n return False\n\n def count_open_tasks(self):\n return sum(task.is_open() for task in self.tasks)\n"},"data_tasks_csv":{"content":"kind,title,priority,detail,completed\nbug,Fix login redirect,high,critical,false\nfeature,Add dark mode,medium,3,false\nfeature,Export CSV,low,5,true\n"}},"solutionFiles":{"main_py":{"content":"from models import BugTask, FeatureTask\n\nbug = BugTask(\"Fix login\", \"high\", \"critical\")\nfeature = FeatureTask(\"Polish UI\", \"low\", 0)\nassert bug.is_open() is True\nassert feature.estimate_points == 1\nprint(\"model checks passed\")\n"},"models_base_task_py":{"content":"class BaseTask:\n VALID_PRIORITIES = {\"low\", \"medium\", \"high\"}\n\n def __init__(self, title, priority=\"medium\", completed=False):\n if not title.strip():\n raise ValueError(\"title is required\")\n if priority not in self.VALID_PRIORITIES:\n raise ValueError(\"priority must be low, medium, or high\")\n self.title = title\n self.priority = priority\n self.completed = bool(completed)\n\n def mark_done(self):\n self.completed = True\n return self.completed\n\n def is_open(self):\n return not self.completed\n\n def summary(self):\n raise NotImplementedError(\"Subclasses must implement summary()\")\n"},"models_bug_task_py":{"content":"from models.base_task import BaseTask\n\nclass BugTask(BaseTask):\n def __init__(self, title, priority, severity, completed=False):\n super().__init__(title, priority, completed)\n self.severity = severity\n\n def summary(self):\n return f\"BUG: {self.title} | priority={self.priority} | severity={self.severity} | done={self.completed}\"\n"},"models_feature_task_py":{"content":"from models.base_task import BaseTask\n\nclass FeatureTask(BaseTask):\n def __init__(self, title, priority, estimate_points, completed=False):\n super().__init__(title, priority, completed)\n self.estimate_points = max(1, int(estimate_points))\n\n def summary(self):\n return f\"FEATURE: {self.title} | priority={self.priority} | points={self.estimate_points} | done={self.completed}\"\n"},"models___init___py":{"content":"from models.base_task import BaseTask\nfrom models.bug_task import BugTask\nfrom models.feature_task import FeatureTask\n\n__all__ = [\"BaseTask\", \"BugTask\", \"FeatureTask\"]\n"},"reports_summary_py":{"content":"def build_summary(tasks):\n lines = [\"SMART TASK TRACKER\"]\n lines.extend(task.summary() for task in tasks)\n open_count = sum(task.is_open() for task in tasks)\n lines.append(f\"OPEN: {open_count} | DONE: {len(tasks) - open_count}\")\n return \"\\n\".join(lines)\n"},"storage_task_storage_py":{"content":"import csv\nfrom models import BugTask, FeatureTask\n\ndef load_tasks(path):\n tasks = []\n with open(path, newline=\"\") as file:\n for row in csv.DictReader(file):\n completed = row[\"completed\"].lower() == \"true\"\n if row[\"kind\"] == \"bug\":\n task = BugTask(row[\"title\"], row[\"priority\"], row[\"detail\"], completed)\n elif row[\"kind\"] == \"feature\":\n task = FeatureTask(row[\"title\"], row[\"priority\"], int(row[\"detail\"]), completed)\n else:\n raise ValueError(f\"unknown task kind: {row['kind']}\")\n tasks.append(task)\n return tasks\n"},"services_tracker_service_py":{"content":"class TrackerService:\n def __init__(self, tasks=None):\n self.tasks = list(tasks or [])\n\n def add_task(self, task):\n self.tasks.append(task)\n return task\n\n def mark_done(self, title):\n for task in self.tasks:\n if task.title == title:\n task.mark_done()\n return True\n return False\n\n def count_open_tasks(self):\n return sum(task.is_open() for task in self.tasks)\n"},"data_tasks_csv":{"content":"kind,title,priority,detail,completed\nbug,Fix login redirect,high,critical,false\nfeature,Add dark mode,medium,3,false\nfeature,Export CSV,low,5,true\n"}},"solutionCode":"from models import BugTask, FeatureTask\n\nbug = BugTask(\"Fix login\", \"high\", \"critical\")\nfeature = FeatureTask(\"Polish UI\", \"low\", 0)\nassert bug.is_open() is True\nassert feature.estimate_points == 1\nprint(\"model checks passed\")\n","checks":{"0":{"message":"Run both model assertions before confirmation."}},"expectedOutput":"model checks passed"}}}},"module-11-final-oop-capstone":{"label":"Neighborhood Pantry Request Coordinator","summary":"Build a neighborhood pantry application through six clearly scoped milestones, from one abstract request contract to a tested and documented final handoff.","cards":{"sketch0":{"title":"Final OOP Capstone"},"project":{"title":"Neighborhood Pantry Request Coordinator"}},"projectSteps":{"try_module_11_final_oop_capstone_sketch0":{"title":"Build the shared request foundation"},"project_pantry_request_step_2_models":{"title":"Add hygiene requests and prove polymorphism"},"project_pantry_request_step_3_service":{"title":"Give the pantry service ownership of the queue"},"project_pantry_request_step_4_storage":{"title":"Load saved requests back into domain objects"},"project_pantry_request_step_5_reports_tests":{"title":"Create the daily report and protect the design with tests"},"project_pantry_request_step_6_final_handoff":{"title":"Deliver the coordinator to the pantry team"}},"finalCapstone":{"steps":{"try_module_11_final_oop_capstone_sketch0":{"title":"Build the shared request foundation","prompt":"$8c","hint":"Start with the base-class contract, then make `FoodRequest` satisfy that contract. The shared `summary()` should call the subclass `category` and `details()` members.","help":{"concept":"An abstract base class protects the rules shared by every pantry request while forcing each concrete request type to provide its own category and detail text.","hint_1":"In `models/pantry_request.py`, import `ABC` and `abstractmethod`, inherit from `ABC`, and mark both `category` and `details()` as abstract.","hint_2":"In `models/food_request.py`, inherit from `PantryRequest` and implement the two abstract members. Then print one `FoodRequest.summary()` result from `main.py`."},"starterCode":"from models.food_request import FoodRequest\n\nrequest = FoodRequest(\"Rivera family\", \"high\", \"produce\")\nprint(request.summary())\n","starterFiles":{"main_py":{"content":"from models.food_request import FoodRequest\n\nrequest = FoodRequest(\"Rivera family\", \"high\", \"produce\")\nprint(request.summary())\n"},"models_pantry_request_py":{"content":"from abc import ABC, abstractmethod\n\n\n# TODO: define PantryRequest as an abstract base class.\n# Add validated household and priority properties, fulfilled state,\n# abstract category/details members, and a concrete summary() method.\n"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\n# TODO: create FoodRequest as a concrete PantryRequest subclass.\n"},"models_hygiene_request_py":{"content":"# HygieneRequest is added in the next milestone.\n"},"models___init___py":{"content":"# TODO: export PantryRequest and FoodRequest.\n"}},"solutionFiles":{"main_py":{"content":"from models.food_request import FoodRequest\n\nrequest = FoodRequest(\"Rivera family\", \"high\", \"produce\")\nprint(request.summary())\n"},"models_pantry_request_py":{"content":"$8d"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"# HygieneRequest is added in the next milestone.\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\"]\n"}},"solutionCode":"from models.food_request import FoodRequest\n\nrequest = FoodRequest(\"Rivera family\", \"high\", \"produce\")\nprint(request.summary())\n","checks":{"0":{"message":"Create the `PantryRequest` class in `models/pantry_request.py`."},"1":{"message":"`FoodRequest.summary()` must return the Rivera family line shown in the expected example."},"2":{"message":"`main.py` must print the completed food-request summary."},"3":{"message":"Import both `ABC` and `abstractmethod` from `abc` in `models/pantry_request.py`."},"4":{"message":"Declare the base class as `class PantryRequest(ABC):`."},"5":{"message":"Mark the subclass contract with `@abstractmethod` in `models/pantry_request.py`."},"6":{"message":"Use properties to protect the request state and validation rules."},"7":{"message":"Declare `FoodRequest` as a subclass of `PantryRequest` in `models/food_request.py`."}},"workspaceFiles":{},"bundleMoved":{},"expectedOutput":"FOOD: Rivera family | priority=high | food=produce | fulfilled=False"},"project_pantry_request_step_2_models":{"title":"Add hygiene requests and prove polymorphism","prompt":"The pantry now needs to track hygiene supplies as well as food. Staff should be able to place both kinds of requests in one queue and print them without asking which concrete class each object uses.\n\nComplete this milestone in three parts:\n\n1. **Implement `HygieneRequest` in `models/hygiene_request.py`.** Inherit from `PantryRequest`, store `units` as an integer, reject values below `1`, return `HYGIENE` from `category`, and return `units=` from `details()`.\n2. **Export the complete model family.** Update `models/__init__.py` so `PantryRequest`, `FoodRequest`, and `HygieneRequest` are available from the package.\n3. **Demonstrate polymorphism in `main.py`.** Build one list containing the Rivera `FoodRequest` and the Chen `HygieneRequest`. Use one `for request in requests` loop and call `request.summary()` for every object.\n\nDo not create separate food and hygiene printing branches. The point of this milestone is that both subclasses work through the same base-class interface.","hint":"Finish the second subclass first. Then use one mixed list and one `request.summary()` call inside the loop.","help":{"concept":"Polymorphism lets `FoodRequest` and `HygieneRequest` travel through the same collection because both honor the `PantryRequest` contract.","hint_1":"`HygieneRequest` should override `category` and `details()` and validate that `units >= 1`.","hint_2":"In `main.py`, avoid `if` or `isinstance` branches. One loop over the mixed list should print both summaries."},"starterCode":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\nrequests = [\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n]\n\nfor request in requests:\n print(request.summary())\n","starterFiles":{"main_py":{"content":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\nrequests = [\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n]\n\nfor request in requests:\n print(request.summary())\n"},"models_pantry_request_py":{"content":"$8e"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"# TODO: implement HygieneRequest with validated units.\n"},"models___init___py":{"content":"# TODO: export PantryRequest, FoodRequest, and HygieneRequest.\n"}},"solutionFiles":{"main_py":{"content":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\nrequests = [\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n]\n\nfor request in requests:\n print(request.summary())\n"},"models_pantry_request_py":{"content":"$8f"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"}},"solutionCode":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\nrequests = [\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n]\n\nfor request in requests:\n print(request.summary())\n","checks":{"0":{"message":"Preserve the correct `FoodRequest.summary()` behavior from the previous milestone."},"1":{"message":"`HygieneRequest.summary()` must return the Chen family line shown in the expected example."},"2":{"message":"`main.py` must print both request summaries."},"3":{"message":"Declare `HygieneRequest` as a subclass of `PantryRequest`."},"4":{"message":"Use a `for` loop in `main.py` to process the mixed request list."},"5":{"message":"Call `request.summary()` inside the loop instead of branching by request type."}},"workspaceFiles":{},"bundleMoved":{},"expectedOutput":"FOOD: Rivera family | priority=high | food=produce | fulfilled=False\nHYGIENE: Chen family | priority=medium | units=3 | fulfilled=False"},"project_pantry_request_step_3_service":{"title":"Give the pantry service ownership of the queue","prompt":"$90","hint":"Let the service own the mutable list. Return a tuple to callers and call each request object’s methods instead of changing its internal fields directly.","help":{"concept":"Encapsulation gives `PantryService` one clear responsibility: protect the request collection and coordinate changes through the model’s public methods.","hint_1":"Initialize `self._requests = []`, add starting requests through `add_request()`, and return `tuple(self._requests)` from the property.","hint_2":"In `mark_fulfilled()`, find the matching household and call `request.mark_fulfilled()`. In `summary_lines()`, call `request.summary()` for each object."},"starterCode":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\nfrom services.pantry_service import PantryService\n\nservice = PantryService([\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n])\nservice.mark_fulfilled(\"Rivera family\")\n\nfor line in service.summary_lines():\n print(line)\nprint(\"OPEN:\", service.count_open_requests())\n","starterFiles":{"main_py":{"content":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\nfrom services.pantry_service import PantryService\n\nservice = PantryService([\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n])\nservice.mark_fulfilled(\"Rivera family\")\n\nfor line in service.summary_lines():\n print(line)\nprint(\"OPEN:\", service.count_open_requests())\n"},"models_pantry_request_py":{"content":"$91"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"# TODO: encapsulate the request collection in PantryService.\n"},"services___init___py":{"content":"# Package marker for imports.\n"}},"solutionFiles":{"main_py":{"content":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\nfrom services.pantry_service import PantryService\n\nservice = PantryService([\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n])\nservice.mark_fulfilled(\"Rivera family\")\n\nfor line in service.summary_lines():\n print(line)\nprint(\"OPEN:\", service.count_open_requests())\n"},"models_pantry_request_py":{"content":"$92"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"}},"solutionCode":"from models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\nfrom services.pantry_service import PantryService\n\nservice = PantryService([\n FoodRequest(\"Rivera family\", \"high\", \"produce\"),\n HygieneRequest(\"Chen family\", \"medium\", 3),\n])\nservice.mark_fulfilled(\"Rivera family\")\n\nfor line in service.summary_lines():\n print(line)\nprint(\"OPEN:\", service.count_open_requests())\n","checks":{"0":{"message":"Create the `PantryService` class in `services/pantry_service.py`."},"1":{"message":"A new empty `PantryService` must report `0` open requests."},"2":{"message":"`main.py` must print the two summaries and the open-request count."},"3":{"message":"Store the mutable collection in `self._requests` inside `PantryService`."},"4":{"message":"Expose the collection through a read-only property instead of returning the internal list directly."},"5":{"message":"Delegate fulfillment to `request.mark_fulfilled()` instead of changing model state from the service."},"6":{"message":"Build service summary lines by calling `request.summary()` polymorphically."}},"workspaceFiles":{},"bundleMoved":{},"expectedOutput":"FOOD: Rivera family | priority=high | food=produce | fulfilled=True\nHYGIENE: Chen family | priority=medium | units=3 | fulfilled=False\nOPEN: 1"},"project_pantry_request_step_4_storage":{"title":"Load saved requests back into domain objects","prompt":"$93","hint":"Read one row at a time, build the shared constructor values once, and choose the concrete subclass only where the `type` column requires it.","help":{"concept":"A storage adapter converts serialized CSV rows into validated domain objects so the rest of the application can continue using the same OOP interface.","hint_1":"Use `csv.DictReader`, normalize the fulfilled text, and construct `FoodRequest` or `HygieneRequest` with the row data.","hint_2":"Return a list of request objects. In `main.py`, loop over that list and call `request.summary()` without storage-specific or type-specific report logic."},"starterCode":"from storage.request_storage import load_requests\n\nrequests = load_requests(\"data/requests.csv\")\nfor request in requests:\n print(request.summary())\n","starterFiles":{"main_py":{"content":"from storage.request_storage import load_requests\n\nrequests = load_requests(\"data/requests.csv\")\nfor request in requests:\n print(request.summary())\n"},"models_pantry_request_py":{"content":"$94"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"},"storage_request_storage_py":{"content":"# TODO: load concrete PantryRequest objects from the CSV file.\n"},"storage___init___py":{"content":"# Package marker for imports.\n"},"data_requests_csv":{"content":"type,household,priority,detail,fulfilled\nfood,Rivera family,high,produce,false\nhygiene,Chen family,medium,3,false\nhygiene,Morgan family,low,5,true\n"}},"solutionFiles":{"main_py":{"content":"from storage.request_storage import load_requests\n\nrequests = load_requests(\"data/requests.csv\")\nfor request in requests:\n print(request.summary())\n"},"models_pantry_request_py":{"content":"$95"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"},"storage_request_storage_py":{"content":"$96"},"storage___init___py":{"content":"# Package marker for imports.\n"},"data_requests_csv":{"content":"type,household,priority,detail,fulfilled\nfood,Rivera family,high,produce,false\nhygiene,Chen family,medium,3,false\nhygiene,Morgan family,low,5,true\n"}},"solutionCode":"from storage.request_storage import load_requests\n\nrequests = load_requests(\"data/requests.csv\")\nfor request in requests:\n print(request.summary())\n","checks":{"0":{"message":"`parse_fulfilled(\"yes\")` must return `True`."},"1":{"message":"`main.py` must print the three requests loaded from the CSV file."},"2":{"message":"Import `FoodRequest` into `storage/request_storage.py` so food rows become food objects."},"3":{"message":"Import `HygieneRequest` into `storage/request_storage.py` so hygiene rows become hygiene objects."},"4":{"message":"Read the CSV with `csv.DictReader`."},"5":{"message":"Print loaded objects through `request.summary()` in `main.py`."}},"workspaceFiles":{},"bundleMoved":{},"expectedOutput":"FOOD: Rivera family | priority=high | food=produce | fulfilled=False\nHYGIENE: Chen family | priority=medium | units=3 | fulfilled=False\nHYGIENE: Morgan family | priority=low | units=5 | fulfilled=True"},"project_pantry_request_step_5_reports_tests":{"title":"Create the daily report and protect the design with tests","prompt":"$97","hint":"Write the report against the shared interface, then make the tests prove the abstraction, validation, mixed collection, and service behavior.","help":{"concept":"A strong regression check protects the design contract—not only the last printed line—while a polymorphic report stays independent of concrete request types.","hint_1":"Use `request.summary()` for report lines and `request.is_open()` for totals. Do not branch on `FoodRequest` or `HygieneRequest`.","hint_2":"Use `inspect.isabstract(PantryRequest)` and focused assertions for invalid values, mixed service contents, fulfillment, and open counts."},"starterCode":"from models.hygiene_request import HygieneRequest\nfrom reports.summary import build_summary\nfrom services.pantry_service import PantryService\nfrom storage.request_storage import load_requests\nfrom tests.check_requests import run_checks\n\nrun_checks()\n\nservice = PantryService(load_requests(\"data/requests.csv\"))\nservice.mark_fulfilled(\"Rivera family\")\nservice.add_request(HygieneRequest(\"Davis family\", \"medium\", 2, True))\n\nprint(build_summary(service.requests))\n","starterFiles":{"main_py":{"content":"from models.hygiene_request import HygieneRequest\nfrom reports.summary import build_summary\nfrom services.pantry_service import PantryService\nfrom storage.request_storage import load_requests\nfrom tests.check_requests import run_checks\n\nrun_checks()\n\nservice = PantryService(load_requests(\"data/requests.csv\"))\nservice.mark_fulfilled(\"Rivera family\")\nservice.add_request(HygieneRequest(\"Davis family\", \"medium\", 2, True))\n\nprint(build_summary(service.requests))\n"},"models_pantry_request_py":{"content":"$98"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"},"storage_request_storage_py":{"content":"$99"},"storage___init___py":{"content":"# Package marker for imports.\n"},"data_requests_csv":{"content":"type,household,priority,detail,fulfilled\nfood,Rivera family,high,produce,false\nhygiene,Chen family,medium,3,false\nhygiene,Morgan family,low,5,true\n"},"reports_summary_py":{"content":"# TODO: build one polymorphic report for every request type.\n"},"reports___init___py":{"content":"# Package marker for imports.\n"},"tests_check_requests_py":{"content":"# TODO: add regression assertions for the OOP contract.\n"},"tests___init___py":{"content":"# Package marker for imports.\n"}},"solutionFiles":{"main_py":{"content":"from models.hygiene_request import HygieneRequest\nfrom reports.summary import build_summary\nfrom services.pantry_service import PantryService\nfrom storage.request_storage import load_requests\nfrom tests.check_requests import run_checks\n\nrun_checks()\n\nservice = PantryService(load_requests(\"data/requests.csv\"))\nservice.mark_fulfilled(\"Rivera family\")\nservice.add_request(HygieneRequest(\"Davis family\", \"medium\", 2, True))\n\nprint(build_summary(service.requests))\n"},"models_pantry_request_py":{"content":"$9a"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"},"storage_request_storage_py":{"content":"$9b"},"storage___init___py":{"content":"# Package marker for imports.\n"},"data_requests_csv":{"content":"type,household,priority,detail,fulfilled\nfood,Rivera family,high,produce,false\nhygiene,Chen family,medium,3,false\nhygiene,Morgan family,low,5,true\n"},"reports_summary_py":{"content":"def build_summary(requests):\n request_list = list(requests)\n lines = [\"NEIGHBORHOOD PANTRY REQUESTS\"]\n\n for request in request_list:\n lines.append(request.summary())\n\n open_count = sum(request.is_open() for request in request_list)\n fulfilled_count = len(request_list) - open_count\n lines.append(f\"OPEN: {open_count} | FULFILLED: {fulfilled_count}\")\n return \"\\n\".join(lines)\n"},"reports___init___py":{"content":"# Package marker for imports.\n"},"tests_check_requests_py":{"content":"$9c"},"tests___init___py":{"content":"# Package marker for imports.\n"}},"solutionCode":"from models.hygiene_request import HygieneRequest\nfrom reports.summary import build_summary\nfrom services.pantry_service import PantryService\nfrom storage.request_storage import load_requests\nfrom tests.check_requests import run_checks\n\nrun_checks()\n\nservice = PantryService(load_requests(\"data/requests.csv\"))\nservice.mark_fulfilled(\"Rivera family\")\nservice.add_request(HygieneRequest(\"Davis family\", \"medium\", 2, True))\n\nprint(build_summary(service.requests))\n","checks":{"0":{"message":"`main.py` must print the complete report with its heading, request lines, and totals."},"1":{"message":"Build every report row with `request.summary()` so the report remains polymorphic."},"2":{"message":"Calculate open totals with `request.is_open()` instead of reading or duplicating internal state rules."},"3":{"message":"Assert that `PantryRequest` is abstract with `isabstract(PantryRequest)`."},"4":{"message":"Add meaningful assertions in `tests/check_requests.py` for validation and mixed-subclass service behavior."}},"workspaceFiles":{},"bundleMoved":{},"expectedOutput":"NEIGHBORHOOD PANTRY REQUESTS\nFOOD: Rivera family | priority=high | food=produce | fulfilled=True\nHYGIENE: Chen family | priority=medium | units=3 | fulfilled=False\nHYGIENE: Morgan family | priority=low | units=5 | fulfilled=True\nHYGIENE: Davis family | priority=medium | units=2 | fulfilled=True\nOPEN: 1 | FULFILLED: 3"},"project_pantry_request_step_6_final_handoff":{"title":"Deliver the coordinator to the pantry team","prompt":"$9d","hint":"Keep the runner focused on orchestration: run checks, load objects, update them through the service, build the report, and print the readiness line.","help":{"concept":"A portfolio-ready handoff combines working behavior with documentation that explains why the architecture is maintainable and how another developer can run it.","hint_1":"In `README.md`, explicitly include the headings or terms `Abstraction` and `Polymorphism`, and include `python main.py`.","hint_2":"In `main.py`, call `run_checks()`, perform the requested service updates, print `build_summary(service.requests)`, and end with the exact readiness text."},"starterCode":"# TODO: complete the final orchestration and readiness line.\n","starterFiles":{"main_py":{"content":"# TODO: complete the final orchestration and readiness line.\n"},"models_pantry_request_py":{"content":"$9e"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"},"storage_request_storage_py":{"content":"$9f"},"storage___init___py":{"content":"# Package marker for imports.\n"},"data_requests_csv":{"content":"type,household,priority,detail,fulfilled\nfood,Rivera family,high,produce,false\nhygiene,Chen family,medium,3,false\nhygiene,Morgan family,low,5,true\n"},"reports_summary_py":{"content":"def build_summary(requests):\n request_list = list(requests)\n lines = [\"NEIGHBORHOOD PANTRY REQUESTS\"]\n\n for request in request_list:\n lines.append(request.summary())\n\n open_count = sum(request.is_open() for request in request_list)\n fulfilled_count = len(request_list) - open_count\n lines.append(f\"OPEN: {open_count} | FULFILLED: {fulfilled_count}\")\n return \"\\n\".join(lines)\n"},"reports___init___py":{"content":"# Package marker for imports.\n"},"tests_check_requests_py":{"content":"$a0"},"tests___init___py":{"content":"# Package marker for imports.\n"},"README_md":{"content":"# Neighborhood Pantry Request Coordinator\n\nTODO: explain the OOP design and how to run the project.\n"}},"solutionFiles":{"main_py":{"content":"from models.hygiene_request import HygieneRequest\nfrom reports.summary import build_summary\nfrom services.pantry_service import PantryService\nfrom storage.request_storage import load_requests\nfrom tests.check_requests import run_checks\n\nrun_checks()\n\nservice = PantryService(load_requests(\"data/requests.csv\"))\nservice.mark_fulfilled(\"Rivera family\")\nservice.mark_fulfilled(\"Chen family\")\nservice.add_request(HygieneRequest(\"Davis family\", \"medium\", 2, True))\n\nprint(build_summary(service.requests))\nprint(\"PANTRY REQUEST COORDINATOR READY\")\n"},"models_pantry_request_py":{"content":"$a1"},"models_food_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass FoodRequest(PantryRequest):\n def __init__(self, household, priority, food_type, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.food_type = food_type\n\n @property\n def category(self):\n return \"FOOD\"\n\n @property\n def food_type(self):\n return self._food_type\n\n @food_type.setter\n def food_type(self, value):\n cleaned = str(value).strip().lower()\n if not cleaned:\n raise ValueError(\"food type is required\")\n self._food_type = cleaned\n\n def details(self):\n return f\"food={self.food_type}\"\n"},"models_hygiene_request_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass HygieneRequest(PantryRequest):\n def __init__(self, household, priority, units, fulfilled=False):\n super().__init__(household, priority, fulfilled)\n self.units = units\n\n @property\n def category(self):\n return \"HYGIENE\"\n\n @property\n def units(self):\n return self._units\n\n @units.setter\n def units(self, value):\n units = int(value)\n if units < 1:\n raise ValueError(\"units must be at least 1\")\n self._units = units\n\n def details(self):\n return f\"units={self.units}\"\n"},"models___init___py":{"content":"from models.pantry_request import PantryRequest\nfrom models.food_request import FoodRequest\nfrom models.hygiene_request import HygieneRequest\n\n__all__ = [\"PantryRequest\", \"FoodRequest\", \"HygieneRequest\"]\n"},"services_pantry_service_py":{"content":"from models.pantry_request import PantryRequest\n\n\nclass PantryService:\n def __init__(self, requests=None):\n self._requests = []\n for request in requests or []:\n self.add_request(request)\n\n @property\n def requests(self):\n return tuple(self._requests)\n\n def add_request(self, request):\n if not isinstance(request, PantryRequest):\n raise TypeError(\"request must implement PantryRequest\")\n self._requests.append(request)\n\n def mark_fulfilled(self, household):\n for request in self._requests:\n if request.household == household:\n request.mark_fulfilled()\n return True\n return False\n\n def count_open_requests(self):\n return sum(request.is_open() for request in self._requests)\n\n def summary_lines(self):\n return [request.summary() for request in self._requests]\n"},"services___init___py":{"content":"# Package marker for imports.\n"},"storage_request_storage_py":{"content":"$a2"},"storage___init___py":{"content":"# Package marker for imports.\n"},"data_requests_csv":{"content":"type,household,priority,detail,fulfilled\nfood,Rivera family,high,produce,false\nhygiene,Chen family,medium,3,false\nhygiene,Morgan family,low,5,true\n"},"reports_summary_py":{"content":"def build_summary(requests):\n request_list = list(requests)\n lines = [\"NEIGHBORHOOD PANTRY REQUESTS\"]\n\n for request in request_list:\n lines.append(request.summary())\n\n open_count = sum(request.is_open() for request in request_list)\n fulfilled_count = len(request_list) - open_count\n lines.append(f\"OPEN: {open_count} | FULFILLED: {fulfilled_count}\")\n return \"\\n\".join(lines)\n"},"reports___init___py":{"content":"# Package marker for imports.\n"},"tests_check_requests_py":{"content":"$a3"},"tests___init___py":{"content":"# Package marker for imports.\n"},"README_md":{"content":"# Neighborhood Pantry Request Coordinator\n\nThis multi-file Python application models pantry requests with an abstract\n`PantryRequest` contract and concrete `FoodRequest` and `HygieneRequest`\nsubclasses.\n\n## OOP design\n\n- **Abstraction:** `PantryRequest` uses `ABC` and `@abstractmethod` to define\n the category and details every request must provide.\n- **Encapsulation:** validated properties protect household names, priorities,\n food types, units, and fulfillment state.\n- **Inheritance and overriding:** both concrete request classes inherit shared\n behavior and override the abstract interface.\n- **Polymorphism:** services and reports process a mixed request collection by\n calling the same methods without type-specific report branches.\n\n## Run\n\n```bash\npython main.py\n```\n\nThe runner loads `data/requests.csv`, updates request state, executes regression\nchecks, prints the final report, and confirms that the coordinator is ready.\n"}},"solutionCode":"from models.hygiene_request import HygieneRequest\nfrom reports.summary import build_summary\nfrom services.pantry_service import PantryService\nfrom storage.request_storage import load_requests\nfrom tests.check_requests import run_checks\n\nrun_checks()\n\nservice = PantryService(load_requests(\"data/requests.csv\"))\nservice.mark_fulfilled(\"Rivera family\")\nservice.mark_fulfilled(\"Chen family\")\nservice.add_request(HygieneRequest(\"Davis family\", \"medium\", 2, True))\n\nprint(build_summary(service.requests))\nprint(\"PANTRY REQUEST COORDINATOR READY\")\n","checks":{"0":{"message":"`main.py` must print the complete final report and the readiness confirmation."},"1":{"message":"Explain **Abstraction** in `README.md`, including the role of `PantryRequest` as the abstract contract."},"2":{"message":"Explain **Polymorphism** in `README.md`, including how mixed request types share one interface."},"3":{"message":"Include the exact run command `python main.py` in `README.md`."},"4":{"message":"Call `run_checks()` from `main.py` before the final workflow."}},"workspaceFiles":{},"bundleMoved":{},"expectedOutput":"NEIGHBORHOOD PANTRY REQUESTS\nFOOD: Rivera family | priority=high | food=produce | fulfilled=True\nHYGIENE: Chen family | priority=medium | units=3 | fulfilled=True\nHYGIENE: Morgan family | priority=low | units=5 | fulfilled=True\nHYGIENE: Davis family | priority=medium | units=2 | fulfilled=True\nOPEN: 0 | FULFILLED: 4\nPANTRY REQUEST COORDINATOR READY"}}}}},"python-8-object-oriented-foundations":{"class-files-and-instances":{"label":"Class Files and Instances","summary":"Create a class shell with `pass`, import it from a model file, and make one object cleanly.","cards":{"sketch0":{"title":"Class shell"},"sketch1":{"title":"Import and create"},"sketch2":{"title":"Keep files clean"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_class_files_and_instances_sketch0":{"title":"Define the Car class shell","prompt":"In `models/car.py`, define `class Car:` with `pass` inside it. Do not add a constructor yet. Do not add attributes or methods yet. `main.py` can stay unchanged in this first step.","hint":"This step is only about making the class exist in its own file.","help":{"concept":"`pass` means the class exists, but it does not do any work yet. That is enough for the first clean class shell.","hint_1":"Write `class Car:` on one line.","hint_2":"Indent `pass` under the class name."},"starterCode":"# The class definition belongs in models/car.py.\n# You do not need to add code in main.py yet.","starterFiles":{"main_py":{"content":"# The class definition belongs in models/car.py.\n# You do not need to add code in main.py yet."},"models_car_py":{"content":"# Define the Car class shell below.\n"}},"solutionCode":"# The class definition belongs in models/car.py.\n# You do not need to add code in main.py yet.","solutionFiles":{"main_py":{"content":"# The class definition belongs in models/car.py.\n# You do not need to add code in main.py yet."},"models_car_py":{"content":"class Car:\n pass"}},"checks":{"0":{"message":"Define a Car class in models/car.py."},"1":{"message":"The class shell should be constructible with no arguments yet."}}},"try_class_files_and_instances_sketch1":{"title":"Import Car and create one object","prompt":"Keep `class Car:` with `pass` in `models/car.py`. In `main.py`, import `Car` from `models.car` and create one object with `car = Car()`. Do not add attributes or methods yet.","hint":"Use `from models.car import Car`, then call `Car()` to create one object.","help":{"concept":"A class is a plan. Calling the class name with parentheses, like `Car()`, creates one object from that class.","hint_1":"The import line belongs at the top of `main.py`.","hint_2":"Create the object with `car = Car()`."},"starterCode":"# Import the Car class.\n# Then create one Car object.","starterFiles":{"main_py":{"content":"# Import the Car class.\n# Then create one Car object."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Import Car and create one object.\nclass Car:\n pass"}},"solutionCode":"from models.car import Car\n\ncar = Car()","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car()"},"models_car_py":{"content":"class Car:\n pass"}},"checks":{"0":{"message":"Keep the Car class defined."},"1":{"message":"Car should still be constructible with no arguments."},"2":{"message":"Create one Car object in main.py."}}},"try_class_files_and_instances_sketch2":{"title":"Keep the model and main script separate","prompt":"Keep the `Car` class in `models/car.py`. Keep `main.py` as the small script that imports the class and creates one object. Add `print(\"Car object ready\")` in `main.py` so the program shows that it ran.","hint":"Do not move the class into `main.py`. Import it from the model file.","help":{"concept":"A clean multifile project keeps model code in a model file and keeps the main script focused on using that model.","hint_1":"`models/car.py` should contain the class.","hint_2":"`main.py` should import `Car`, create `car = Car()`, and print the ready message."},"starterCode":"from models.car import Car\n\ncar = Car()\n\n# Print a short ready message below.","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car()\n\n# Print a short ready message below."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Keep the model and main script separate.\nclass Car:\n pass"}},"solutionCode":"from models.car import Car\n\ncar = Car()\nprint(\"Car object ready\")","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car()\nprint(\"Car object ready\")"},"models_car_py":{"content":"class Car:\n pass"}},"checks":{"0":{"message":"Keep the Car class defined in the model file."},"1":{"message":"Car should still be constructible with no arguments."},"2":{"message":"Create one Car object in main.py."},"3":{"message":"Print one short ready message from main.py."}},"expectedOutput":"Car object ready"}},"practice":{"mc-class-files-and-instances-class-role":{"title":"What does a class do?","prompt":"Which statements correctly describe a class at this point? Choose all that apply.","hint":"Think of the class as the plan, not one finished object.","help":{"concept":"A class is a reusable plan for making objects. One class can be used to create many objects.","hint_1":"Look for choices about plans and object creation.","hint_2":"Reject choices that say a class must immediately have many methods."},"options":{"a":"A class is a reusable plan for creating objects.","b":"A class is always the same thing as one object.","c":"Calling a class, such as `Car()`, creates an object.","d":"A class must have a constructor before Python accepts it."}},"sc-class-files-and-instances-pass-meaning":{"title":"Why use pass?","prompt":"Why can an empty class use `pass`?","hint":"`pass` lets Python keep a block valid even when there is no real code yet.","help":{"concept":"`pass` is a placeholder. It keeps an empty class body syntactically valid until you add real code later.","hint_1":"A class body cannot be completely empty.","hint_2":"Choose the answer about a placeholder."},"options":{"a":"`pass` creates every method automatically.","b":"`pass` is a placeholder that keeps the empty class valid.","c":"`pass` imports the class into main.py.","d":"`pass` prints the object."}},"fb-class-files-and-instances-import-name":{"title":"Complete the import","prompt":"Fill in the class name imported from `models.car`.","hint":"Use the exact class name from `class Car:`.","help":{"concept":"When a class is defined in another file, `main.py` imports the class by name.","hint_1":"Class names use capital letters by convention.","hint_2":"The class is named `Car`."},"template":"from models.car import [blank1]","choices":["Car","car","models","pass"]},"dr-class-files-and-instances-order":{"title":"Order the first class workflow","prompt":"Put the steps in the order you follow when creating a class in a model file.","hint":"Start with the class file before importing it.","help":{"concept":"A clean first workflow is: define the class, import it, create one object, then run main.py.","hint_1":"You cannot import a class that has not been defined yet.","hint_2":"Creating the object comes after the import."},"tokens":{"t1":"Define the class in models/car.py","t2":"Import Car in main.py","t3":"Create one object with Car()","t4":"Run main.py"}}}},"constructors-and-object-state":{"label":"Constructors and Object State","summary":"Use `__init__` for per-object state, then compare instance variables with values shared by the class.","cards":{"sketch0":{"title":"Instance state"},"sketch1":{"title":"Class variables"},"sketch2":{"title":"Safe mutable state"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_constructors_and_object_state_sketch0":{"title":"Store starting values on one Car object","prompt":"In `models/car.py`, add `__init__(self, make, model, miles)`. Store the values on `self.make`, `self.model`, and `self.miles`. These are instance variables: each Car object gets its own values. In `main.py`, create `Car(\"Nissan\", \"Leaf\", 6000)`, then print the make and miles on separate lines.","hint":"The constructor receives starting values and stores them on `self`.","help":{"concept":"`__init__` runs for each new object. Assignments on `self` create instance variables that belong to that specific object.","hint_1":"Use `self.make = make`, `self.model = model`, and `self.miles = miles`.","hint_2":"After creating the car, print `car.make` and `car.miles`."},"starterCode":"from models.car import Car\n\n# After updating the constructor, create a car and print two attributes.","starterFiles":{"main_py":{"content":"from models.car import Car\n\n# After updating the constructor, create a car and print two attributes."},"models_car_py":{"content":"# TODO: Update models/car.py to complete this step: Add a Car constructor.\nclass Car:\n pass"}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Nissan\", \"Leaf\", 6000)\n\nprint(car.make)\nprint(car.miles)","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Nissan\", \"Leaf\", 6000)\n\nprint(car.make)\nprint(car.miles)"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles"}},"checks":{"0":{"message":"Keep the Car class defined."},"1":{"message":"Car should be constructible with make, model, and miles."},"2":{"message":"Store make, model, and miles as attributes on the object."},"3":{"message":"Print the requested attributes on separate lines."}},"expectedOutput":"Nissan\n6000"},"try_constructors_and_object_state_sketch1":{"title":"Add one value shared by every Car","prompt":"In `models/car.py`, add the class variable `wheels = 4` directly inside `class Car`, above `__init__`. Keep `make`, `model`, and `miles` as instance variables on `self`. In `main.py`, create a Subaru and a Mini, then print `Car.wheels`, the Subaru make, and the Mini make on separate lines.","hint":"A class variable is indented inside the class, but it is not inside a method.","help":{"concept":"A class variable belongs to the class and is shared as a default by every instance. Instance variables such as `self.make` belong to one object.","hint_1":"Place `wheels = 4` immediately under `class Car:`.","hint_2":"Read the shared value with `Car.wheels` and object-specific values with dot notation on each object."},"starterCode":"from models.car import Car\n\n# Create the two cars, then print the shared wheel count and each make.\n","starterFiles":{"main_py":{"content":"from models.car import Car\n\n# Create a Subaru Outback and a Mini Cooper.\n# Print Car.wheels, then the make from each object.\n"},"models_car_py":{"content":"class Car:\n # TODO: add the class variable wheels = 4 here.\n\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n"}},"solutionCode":"from models.car import Car\n\noutback = Car(\"Subaru\", \"Outback\", 40000)\nmini = Car(\"Mini\", \"Cooper\", 15000)\n\nprint(Car.wheels)\nprint(outback.make)\nprint(mini.make)\n","solutionFiles":{"main_py":{"content":"from models.car import Car\n\noutback = Car(\"Subaru\", \"Outback\", 40000)\nmini = Car(\"Mini\", \"Cooper\", 15000)\n\nprint(Car.wheels)\nprint(outback.make)\nprint(mini.make)\n"},"models_car_py":{"content":"class Car:\n wheels = 4\n\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n"}},"checks":{"0":{"message":"Keep the Car class defined."},"1":{"message":"Car should still accept make, model, and miles."},"2":{"message":"Keep make, model, and miles as per-object attributes."},"3":{"message":"Create two Car objects in main.py."},"4":{"message":"Print the shared wheel count and the two requested makes."}},"expectedOutput":"4\nSubaru\nMini"},"try_constructors_and_object_state_sketch2":{"title":"Give each Car its own service notes","prompt":"A list of service notes must belong to one car, not be shared by every car. In `models/car.py`, create `self.service_notes = []` inside `__init__`. In `main.py`, create two cars, append `\"oil change\"` only to the first car's list, then print both lists on separate lines.","hint":"Mutable per-object data belongs inside `__init__` on `self`.","help":{"concept":"A mutable class variable such as `service_notes = []` would make every object share the same list. Creating `self.service_notes = []` gives each object a separate list.","hint_1":"Add `self.service_notes = []` inside the constructor.","hint_2":"Append to `first_car.service_notes`, then print both cars' lists."},"starterCode":"from models.car import Car\n\n# Create two cars. Add one note to the first car only, then print both lists.\n","starterFiles":{"main_py":{"content":"from models.car import Car\n\n# Create two cars.\n# Append \"oil change\" to the first car only.\n# Print both service_notes lists.\n"},"models_car_py":{"content":"class Car:\n wheels = 4\n\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n # TODO: give this object its own empty service_notes list.\n"}},"solutionCode":"from models.car import Car\n\nfirst_car = Car(\"Hyundai\", \"Elantra\", 25000)\nsecond_car = Car(\"Chevrolet\", \"Bolt\", 9000)\n\nfirst_car.service_notes.append(\"oil change\")\n\nprint(first_car.service_notes)\nprint(second_car.service_notes)\n","solutionFiles":{"main_py":{"content":"from models.car import Car\n\nfirst_car = Car(\"Hyundai\", \"Elantra\", 25000)\nsecond_car = Car(\"Chevrolet\", \"Bolt\", 9000)\n\nfirst_car.service_notes.append(\"oil change\")\n\nprint(first_car.service_notes)\nprint(second_car.service_notes)\n"},"models_car_py":{"content":"class Car:\n wheels = 4\n\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n self.service_notes = []\n"}},"checks":{"0":{"message":"Keep the Car class defined."},"1":{"message":"Car should still accept make, model, and miles."},"2":{"message":"Each Car should receive its own service_notes list."},"3":{"message":"Create two Car objects."},"4":{"message":"Only the first car should contain the new service note."}},"expectedOutput":"['oil change']\n[]"}},"practice":{"mc-constructors-and-object-state-storing-values":{"title":"Class state or instance state?","prompt":"Which statements correctly describe class variables and instance variables? Choose all that apply.","hint":"Ask whether the value is shared by the class or belongs to one object.","help":{"concept":"Class variables are defined in the class body and shared as class-level values. Assignments on `self` create state for one instance.","hint_1":"Look for `self.` when identifying instance state.","hint_2":"A mutable list usually belongs on each instance unless sharing is intentional."},"options":{"a":"`self.make` belongs to one Car object.","b":"`Car.wheels` is a value stored on the class.","c":"A list placed on the class is automatically copied for every object.","d":"Every value in a class must be shared by all objects."}},"sc-constructors-and-object-state-purpose":{"title":"Where should per-car notes live?","prompt":"Each car needs a separate list of service notes. Where should the list be created?","hint":"The list should be new for every object.","help":{"concept":"Create mutable per-object data inside `__init__` and assign it to `self`.","hint_1":"Avoid one list in the class body.","hint_2":"Choose the option that creates a fresh list for each car."},"options":{"a":"Inside `__init__` as `self.service_notes = []`","b":"Once in the class body as `service_notes = []`","c":"Only inside `main.py` with no object attribute","d":"Inside `print()`"}},"fb-constructors-and-object-state-init-name":{"title":"Read a shared class value","prompt":"Fill in the class name used to read the shared wheel count.","hint":"Use the class itself, not one particular car.","help":{"concept":"A class variable can be read directly from the class.","hint_1":"The class in this topic is Car.","hint_2":"The completed expression is `Car.wheels`."},"template":"[blank1].wheels","choices":["Car","self","car","__init__"]},"dr-constructors-and-object-state-flow":{"title":"Order the state setup","prompt":"Put these steps in a clear order.","hint":"Define shared information first, then create per-object state.","help":{"concept":"The class body can hold shared values; the constructor creates each object's own state.","hint_1":"The class definition comes first.","hint_2":"Use the object after it has been created."},"tokens":{"t1":"Define the class variable in the class body","t2":"Define `__init__` with starting values","t3":"Store per-object values on `self`","t4":"Create an object and read its state"}}}},"encapsulation-and-validation":{"label":"Encapsulation and Validation","summary":"Let methods protect object state by ignoring unsafe values and returning a clean summary.","cards":{"sketch0":{"title":"Protect state"},"sketch1":{"title":"Reject invalid changes"},"sketch2":{"title":"Clean final behavior"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_encapsulation_and_validation_sketch0":{"title":"Validate positive miles","prompt":"In `models/car.py`, update `drive(self, miles)` so it only changes `self.miles` when `miles > 0`. In `main.py`, create `Car(\"Honda\", \"Civic\", 100)`, print the result of `drive(10)`, then print the result of `drive(-5)`. The negative drive should leave the miles unchanged.","hint":"Wrap the update in `if miles > 0:`.","help":{"concept":"Validation protects object state. The object should decide whether a requested change is safe before updating itself.","hint_1":"Only add to `self.miles` when the amount is positive.","hint_2":"Always return `self.miles`, even when the value is ignored."},"starterCode":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 100)\n\n# Print drive(10).\n# Then print drive(-5).","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 100)\n\n# Print drive(10).\n# Then print drive(-5)."},"models_car_py":{"content":"# TODO: Update models/car.py to complete this step: Validate positive miles.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n"}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 100)\n\nprint(car.drive(10))\nprint(car.drive(-5))","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 100)\n\nprint(car.drive(10))\nprint(car.drive(-5))"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n if miles > 0:\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"checks":{"0":{"message":"Keep the Car class defined."},"1":{"message":"drive(10) should add positive miles."},"2":{"message":"drive(-5) should leave miles unchanged."},"3":{"message":"Print both drive results."},"4":{"message":"Print both drive results."}},"expectedOutput":"110\n110"},"try_encapsulation_and_validation_sketch1":{"title":"Keep invalid drives from changing state","prompt":"Keep the validated `drive` method. In `main.py`, create `Car(\"Ford\", \"Escape\", 130)`. Call `drive(30)`, then call `drive(-70)`, then print `car.miles`. The final miles should still be `160` because the invalid drive is ignored.","hint":"The second call should not undo or reduce the miles.","help":{"concept":"A method can protect state across a sequence of calls. Valid changes apply; invalid changes are ignored.","hint_1":"Do not subtract miles for negative input.","hint_2":"Print the final `car.miles` after both calls."},"starterCode":"from models.car import Car\n\ncar = Car(\"Ford\", \"Escape\", 130)\n\n# Drive 30 miles.\n# Try to drive -70 miles.\n# Print the final miles.","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Ford\", \"Escape\", 130)\n\n# Drive 30 miles.\n# Try to drive -70 miles.\n# Print the final miles."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Keep invalid drives from changing state.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n if miles > 0:\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Ford\", \"Escape\", 130)\ncar.drive(30)\ncar.drive(-70)\n\nprint(car.miles)","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Ford\", \"Escape\", 130)\ncar.drive(30)\ncar.drive(-70)\n\nprint(car.miles)"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n if miles > 0:\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"checks":{"0":{"message":"Keep the Car class defined."},"1":{"message":"A valid drive should increase miles."},"2":{"message":"An invalid negative drive should leave miles unchanged."},"3":{"message":"Print the final miles."}},"expectedOutput":"160"},"try_encapsulation_and_validation_sketch2":{"title":"Use validated behavior with a summary","prompt":"Use the final validated `Car` class. In `main.py`, create `Car(\"Honda\", \"Civic\", 0)`, call `drive(20)`, call `drive(-3)`, call `drive(50)`, then print `summary()`. The invalid call should be ignored, so the summary should show `70` miles.","hint":"The negative drive should not change the object. The two positive drives should add up to 70 miles.","help":{"concept":"Encapsulation means the object protects its own state and reports a trustworthy result.","hint_1":"Call the methods in the order given.","hint_2":"Print `car.summary()` after all three calls."},"starterCode":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 0)\n\n# Drive 20 miles, ignore -3, then drive 50 more.\n# Print the final summary.","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 0)\n\n# Drive 20 miles, ignore -3, then drive 50 more.\n# Print the final summary."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Use validated behavior with a summary.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n if miles > 0:\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 0)\ncar.drive(20)\ncar.drive(-3)\ncar.drive(50)\n\nprint(car.summary())","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Honda\", \"Civic\", 0)\ncar.drive(20)\ncar.drive(-3)\ncar.drive(50)\n\nprint(car.summary())"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n if miles > 0:\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"checks":{"0":{"message":"The final summary should use validated miles."},"1":{"message":"Print one clean summary line."},"2":{"message":"Print one clean summary line."}},"expectedOutput":"Honda Civic - 70 miles"}},"practice":{"mc-encapsulation-and-validation-safe-design":{"title":"What makes validation safer?","prompt":"Which statements describe good validation design? Choose all that apply.","hint":"Think about keeping unsafe state changes inside the object.","help":{"concept":"Validation belongs near the state it protects. A method should check whether a requested change is safe before changing attributes.","hint_1":"Look for choices about protecting object state.","hint_2":"Reject choices that let random code patch values however it wants."},"options":{"a":"The object should check values before changing its own state.","b":"`main.py` should always change attributes directly to fix bad input.","c":"A method can ignore an unsafe value and return the unchanged state.","d":"Validation means deleting all methods."}},"sc-encapsulation-and-validation-why-inside-class":{"title":"Why validate inside the class?","prompt":"Why should the validation live inside the class method?","hint":"The method is closest to the state it changes.","help":{"concept":"Putting validation inside the method keeps rules in one reliable place.","hint_1":"Think about every caller using the same rule.","hint_2":"Choose the answer about protecting state consistently."},"options":{"a":"So every caller uses the same rule before the object changes state.","b":"So the object can no longer be created.","c":"So `main.py` can skip imports.","d":"So negative values always reduce miles."}},"fb-encapsulation-and-validation-condition":{"title":"Complete the validation condition","prompt":"Fill in the operator that checks whether miles is positive.","hint":"The method should update only when `miles` is greater than zero.","help":{"concept":"`if miles > 0:` accepts positive drive amounts and ignores zero or negative values.","hint_1":"Choose the greater-than operator.","hint_2":"The condition should reject `-5`."},"template":"if miles [blank1] 0:","choices":[">","<","==","<="]},"dr-encapsulation-and-validation-update-order":{"title":"Order the safe update","prompt":"Put the validation workflow in order.","hint":"Check the value before changing the attribute.","help":{"concept":"Safe methods receive a value, check it, update only if allowed, then return the current state.","hint_1":"Never update before checking.","hint_2":"Returning happens after the check/update decision."},"tokens":{"t1":"Receive the requested value","t2":"Check whether the value is valid","t3":"Update state only when valid","t4":"Return the current state"}}}},"methods-and-responsibility":{"label":"Python Method Types","summary":"Choose an instance method, class method, or static method based on what the behavior needs.","cards":{"sketch0":{"title":"Instance method"},"sketch1":{"title":"Class method"},"sketch2":{"title":"Static method"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_methods_and_responsibility_sketch0":{"title":"Add an instance method that changes one car","prompt":"In `models/car.py`, add the instance method `drive(self, miles)`. It should increase `self.miles` and return the new value. In `main.py`, create `Car(\"Honda\", \"Fit\", 10000)`, call `car.drive(40)`, and print the returned value.","hint":"A method goes inside the class at the same indentation level as `__init__`.","help":{"concept":"An instance method receives `self`, so it can read or change the state of the object that receives the call.","hint_1":"Inside `drive`, use `self.miles += miles`.","hint_2":"Return `self.miles` after updating it."},"starterCode":"from models.car import Car\n\ncar = Car(\"Honda\", \"Fit\", 10000)\n\n# Call drive(40) and print the returned miles.","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Honda\", \"Fit\", 10000)\n\n# Call drive(40) and print the returned miles."},"models_car_py":{"content":"# TODO: Update models/car.py to complete this step: Add a drive method.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n"}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Honda\", \"Fit\", 10000)\nprint(car.drive(40))","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Honda\", \"Fit\", 10000)\nprint(car.drive(40))"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n"}},"checks":{"0":{"message":"Keep the Car constructor with make, model, and miles."},"1":{"message":"Car should store make, model, and miles attributes."},"2":{"message":"Add a drive method that increases the miles."},"3":{"message":"drive(40) should return 10040 for a car that starts at 10000 miles."},"4":{"message":"Print the returned miles value."}},"expectedOutput":"10040"},"try_methods_and_responsibility_sketch1":{"title":"Build a Car with a class method","prompt":"Add `@classmethod` and `from_kilometers(cls, make, model, kilometers)` to `Car`. Convert kilometers to miles with `round(kilometers * 0.621371)`, then return `cls(make, model, miles)`. In `main.py`, create a car with `Car.from_kilometers(\"Toyota\", \"Prius\", 100)` and print its summary.","hint":"A class method receives `cls` and can return a new object by calling `cls(...)`.","help":{"concept":"A class method is a natural place for an alternative constructor. It receives the class as `cls`, converts the incoming data, and creates the object.","hint_1":"Place `@classmethod` directly above the method.","hint_2":"Return `cls(make, model, miles)` after calculating miles."},"starterCode":"from models.car import Car\n\n# Create a Car from 100 kilometers, then print its summary.\n","starterFiles":{"main_py":{"content":"from models.car import Car\n\n# Use Car.from_kilometers(\"Toyota\", \"Prius\", 100).\n# Print the returned car's summary.\n"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n # TODO: add @classmethod and from_kilometers(...).\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\"\n"}},"solutionCode":"from models.car import Car\n\ncar = Car.from_kilometers(\"Toyota\", \"Prius\", 100)\nprint(car.summary())\n","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car.from_kilometers(\"Toyota\", \"Prius\", 100)\nprint(car.summary())\n"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n @classmethod\n def from_kilometers(cls, make, model, kilometers):\n miles = round(kilometers * 0.621371)\n return cls(make, model, miles)\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\"\n"}},"checks":{"0":{"message":"Keep the Car constructor working."},"1":{"message":"from_kilometers should create a Car with converted miles."},"2":{"message":"Print the summary from the Car returned by the class method."}},"expectedOutput":"Toyota Prius - 62 miles"},"try_methods_and_responsibility_sketch2":{"title":"Add a static validation method","prompt":"Add `@staticmethod` and `is_valid_miles(miles)` to `Car`. It should return `True` when miles is greater than or equal to 0 and `False` otherwise. In `main.py`, call it once from the class with `120` and once from a Car object with `-5`, then print both results.","hint":"A static method uses neither `self` nor `cls`; it receives only the value it checks.","help":{"concept":"A static method is useful for logic related to the class that does not need object state or the class itself.","hint_1":"Place `@staticmethod` above `def is_valid_miles(miles):`.","hint_2":"Return the Boolean expression `miles >= 0`."},"starterCode":"from models.car import Car\n\ncar = Car(\"Toyota\", \"RAV4\", 15000)\n\n# Print the validation result from the class and from the object.\n","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Toyota\", \"RAV4\", 15000)\n\n# Print Car.is_valid_miles(120).\n# Then print car.is_valid_miles(-5).\n"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n # TODO: add @staticmethod and is_valid_miles(miles).\n"}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Toyota\", \"RAV4\", 15000)\n\nprint(Car.is_valid_miles(120))\nprint(car.is_valid_miles(-5))\n","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Toyota\", \"RAV4\", 15000)\n\nprint(Car.is_valid_miles(120))\nprint(car.is_valid_miles(-5))\n"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n @staticmethod\n def is_valid_miles(miles):\n return miles >= 0\n"}},"checks":{"0":{"message":"Keep the Car class constructible."},"1":{"message":"is_valid_miles should return True for a non-negative value."},"2":{"message":"is_valid_miles should return False for a negative value."},"3":{"message":"Print both validation results."}},"expectedOutput":"True\nFalse"}},"practice":{"mc-methods-and-responsibility-class-jobs":{"title":"Compare Python method types","prompt":"Which statements are correct? Choose all that apply.","hint":"Match `self`, `cls`, and neither with the job each method performs.","help":{"concept":"Instance methods receive `self`; class methods receive `cls`; static methods receive neither automatically.","hint_1":"Alternative constructors commonly use class methods.","hint_2":"A utility that needs no object or class state can be static."},"options":{"a":"An instance method can read or change one object through `self`.","b":"A class method can create an object through `cls(...)`.","c":"A static method is useful when the logic needs neither `self` nor `cls`.","d":"Every method must receive `self`."}},"sc-methods-and-responsibility-main-role":{"title":"Choose an alternative constructor","prompt":"Which method type best fits `from_kilometers(...)`, which converts input and returns a new Car?","hint":"The method needs the class so it can create an object.","help":{"concept":"Class methods are commonly used as named alternative constructors.","hint_1":"It should receive `cls`.","hint_2":"It should return `cls(...)`."},"options":{"a":"A class method","b":"A static method","c":"A property with no method","d":"A print statement in main.py"}},"fb-methods-and-responsibility-call-name":{"title":"Add the utility decorator","prompt":"Fill in the decorator for a method that uses neither `self` nor `cls`.","hint":"The method is attached to the class but behaves like a related utility function.","help":{"concept":"`@staticmethod` prevents Python from binding an instance or class argument.","hint_1":"It begins with @.","hint_2":"The word describes a static method."},"template":"[blank1]\ndef is_valid_miles(miles):","choices":["@staticmethod","@classmethod","self","@property"]},"dr-methods-and-responsibility-flow":{"title":"Choose a method by what it needs","prompt":"Put this decision process in order.","hint":"Start by asking what data the behavior needs.","help":{"concept":"The needed context determines the method type.","hint_1":"Object state points to an instance method.","hint_2":"No object or class context points to a static method."},"tokens":{"t1":"Ask whether the behavior needs one object's state","t2":"Use an instance method when it needs `self`","t3":"Use a class method when it needs `cls` or creates objects","t4":"Use a static method when it needs neither"}}}},"module-8-account-tracker-project":{"label":"Module 8 Account Tracker Project","summary":"Build a two-file Account tracker that uses instance state, one shared class value, instance methods, validation, and an alternative constructor.","cards":{"sketch0":{"title":"Project overview"},"project":{"title":"Account Tracker Build"}},"projectSteps":{"try_module_8_account_tracker_project_sketch0":{"title":"Create the Account class shell"},"account_tracker_step_2_constructor_attributes":{"title":"Add class and instance state"},"account_tracker_step_3_add_methods":{"title":"Add methods and shared validation"},"account_tracker_step_4_validation_summary":{"title":"Add an alternative constructor and summary"}},"moduleProject":{"steps":{"try_module_8_account_tracker_project_sketch0":{"title":"Create the Account class shell","prompt":"A small after-school club wants a tiny account tracker for member balances. Start with the smallest working version. In `models/account.py`, define an `Account` class with `pass` inside it. In `main.py`, import `Account` from `models.account` and create one object with `account = Account()`. Do not add a constructor yet. Do not print attributes yet. This first project step is only about the class file, the clean import, and creating one object.","hint":"Create the class shell first, then import it in `main.py` and create one object.","help":{"concept":"This project is independent from the lesson examples. It uses the same OOP pattern in a new real-world setting: a club account tracker.","hint_1":"Put the class definition in `models/account.py`.","hint_2":"Keep `main.py` focused on importing the class and creating one object."},"starterCode":"from models.account import Account\n\n# Step 1: create one Account object.","starterFiles":{"main_py":{"content":"from models.account import Account\n\n# Step 1: create one Account object."},"models_account_py":{"content":"# Step 1: define the Account class shell below.\n"}},"solutionFiles":{"main_py":{"content":"from models.account import Account\n\naccount = Account()"},"models_account_py":{"content":"class Account:\n pass"}},"solutionCode":"from models.account import Account\n\naccount = Account()","checks":{"0":{"message":"Define an Account class in models/account.py."},"1":{"message":"The class shell should still be constructible with no arguments in this step."},"2":{"message":"Create one Account object in main.py."}}},"account_tracker_step_2_constructor_attributes":{"title":"Add class and instance state","prompt":"Continue the account tracker. Add the class variable `club_name = \"Riverside Club\"`. Then add `__init__(self, owner, balance)` and store `owner` and `balance` on the object. In `main.py`, create `Account(\"Ava\", 125)` and print the club name, owner, and balance on separate lines.","hint":"Put the shared club name in the class body and the per-account values on `self`.","help":{"concept":"The club name is shared by every account, while owner and balance belong to one account object.","hint_1":"Place `club_name` above `__init__`.","hint_2":"Use `self.owner` and `self.balance` inside the constructor."},"starterCode":"from models.account import Account\n\n# Create Ava's account and print the shared club name plus the object state.\n","starterFiles":{"main_py":{"content":"from models.account import Account\n\n# Create Account(\"Ava\", 125).\n# Print Account.club_name, account.owner, and account.balance.\n"},"models_account_py":{"content":"class Account:\n # TODO: add club_name = \"Riverside Club\".\n\n # TODO: add __init__(self, owner, balance).\n pass\n"}},"solutionFiles":{"main_py":{"content":"from models.account import Account\n\naccount = Account(\"Ava\", 125)\n\nprint(Account.club_name)\nprint(account.owner)\nprint(account.balance)\n"},"models_account_py":{"content":"class Account:\n club_name = \"Riverside Club\"\n\n def __init__(self, owner, balance):\n self.owner = owner\n self.balance = balance\n"}},"solutionCode":"from models.account import Account\n\naccount = Account(\"Ava\", 125)\n\nprint(Account.club_name)\nprint(account.owner)\nprint(account.balance)\n","checks":{"0":{"message":"Keep the Account class defined."},"1":{"message":"Account should accept owner and balance."},"2":{"message":"Store owner and balance on each account object."},"3":{"message":"Create one Account object for Ava."},"4":{"message":"Print the shared club name, owner, and balance."}},"expectedOutput":"Riverside Club\nAva\n125"},"account_tracker_step_3_add_methods":{"title":"Add methods and shared validation","prompt":"Add `@staticmethod is_valid_amount(amount)` so it returns whether the amount is greater than 0. Use it inside `deposit(self, amount)` and `withdraw(self, amount)`. Deposit should add valid amounts; withdraw should subtract only a valid amount that does not exceed the balance. In `main.py`, deposit 25, withdraw 40, then print the two balances and `Account.is_valid_amount(-5)`.","hint":"Use the static validation method from both balance-changing instance methods.","help":{"concept":"The instance methods change one account. The static method holds related validation logic that needs neither `self` nor `cls`.","hint_1":"Decorate `is_valid_amount` with `@staticmethod`.","hint_2":"Call it before changing `self.balance`."},"starterCode":"from models.account import Account\n\naccount = Account(\"Ava\", 125)\n\n# Deposit, withdraw, and print the results plus one invalid-amount check.\n","starterFiles":{"main_py":{"content":"from models.account import Account\n\naccount = Account(\"Ava\", 125)\n\n# Print the result of deposit(25).\n# Print the result of withdraw(40).\n# Print Account.is_valid_amount(-5).\n"},"models_account_py":{"content":"class Account:\n club_name = \"Riverside Club\"\n\n def __init__(self, owner, balance):\n self.owner = owner\n self.balance = balance\n\n # TODO: add the static validation method.\n # TODO: add deposit and withdraw instance methods.\n"}},"solutionFiles":{"main_py":{"content":"from models.account import Account\n\naccount = Account(\"Ava\", 125)\n\nprint(account.deposit(25))\nprint(account.withdraw(40))\nprint(Account.is_valid_amount(-5))\n"},"models_account_py":{"content":"class Account:\n club_name = \"Riverside Club\"\n\n def __init__(self, owner, balance):\n self.owner = owner\n self.balance = balance\n\n @staticmethod\n def is_valid_amount(amount):\n return amount > 0\n\n def deposit(self, amount):\n if self.is_valid_amount(amount):\n self.balance += amount\n return self.balance\n\n def withdraw(self, amount):\n if self.is_valid_amount(amount) and amount <= self.balance:\n self.balance -= amount\n return self.balance\n"}},"solutionCode":"from models.account import Account\n\naccount = Account(\"Ava\", 125)\n\nprint(account.deposit(25))\nprint(account.withdraw(40))\nprint(Account.is_valid_amount(-5))\n","checks":{"0":{"message":"deposit should return the updated balance."},"1":{"message":"withdraw should run after the deposit and return the new balance."},"2":{"message":"is_valid_amount should reject a negative amount."},"3":{"message":"Print the deposit result, withdrawal result, and validation result."}},"expectedOutput":"150\n110\nFalse"},"account_tracker_step_4_validation_summary":{"title":"Add an alternative constructor and summary","prompt":"Finish the tracker with `@classmethod starter_account(cls, owner)`, which returns `cls(owner, 25)`. Add `summary(self)` so it returns `Riverside Club | Ava: $40.00`. In `main.py`, create Ava's account with `Account.starter_account(\"Ava\")`, deposit 25, withdraw 10, and print the summary.","hint":"Use `cls(owner, 25)` so the class method creates the object without hard-coding the class name.","help":{"concept":"The class method provides a named way to create a standard starter account. The instance methods then manage that object's balance.","hint_1":"Place `@classmethod` above `starter_account`.","hint_2":"Include `self.club_name` in the returned summary."},"starterCode":"from models.account import Account\n\n# Create Ava's starter account, apply two valid changes, and print the summary.\n","starterFiles":{"main_py":{"content":"from models.account import Account\n\n# Create Ava with Account.starter_account(...).\n# Deposit 25, withdraw 10, then print account.summary().\n"},"models_account_py":{"content":"class Account:\n club_name = \"Riverside Club\"\n\n def __init__(self, owner, balance):\n self.owner = owner\n self.balance = balance\n\n @staticmethod\n def is_valid_amount(amount):\n return amount > 0\n\n def deposit(self, amount):\n if self.is_valid_amount(amount):\n self.balance += amount\n return self.balance\n\n def withdraw(self, amount):\n if self.is_valid_amount(amount) and amount <= self.balance:\n self.balance -= amount\n return self.balance\n\n # TODO: add starter_account(cls, owner).\n # TODO: add summary(self).\n"}},"solutionFiles":{"main_py":{"content":"from models.account import Account\n\naccount = Account.starter_account(\"Ava\")\naccount.deposit(25)\naccount.withdraw(10)\n\nprint(account.summary())\n"},"models_account_py":{"content":"class Account:\n club_name = \"Riverside Club\"\n\n def __init__(self, owner, balance):\n self.owner = owner\n self.balance = balance\n\n @staticmethod\n def is_valid_amount(amount):\n return amount > 0\n\n @classmethod\n def starter_account(cls, owner):\n return cls(owner, 25)\n\n def deposit(self, amount):\n if self.is_valid_amount(amount):\n self.balance += amount\n return self.balance\n\n def withdraw(self, amount):\n if self.is_valid_amount(amount) and amount <= self.balance:\n self.balance -= amount\n return self.balance\n\n def summary(self):\n return f\"{self.club_name} | {self.owner}: ${self.balance:.2f}\"\n"}},"solutionCode":"from models.account import Account\n\naccount = Account.starter_account(\"Ava\")\naccount.deposit(25)\naccount.withdraw(10)\n\nprint(account.summary())\n","checks":{"0":{"message":"The static validation method should still reject invalid amounts."},"1":{"message":"summary should report the final valid balance."},"2":{"message":"Print the final summary from main.py."}},"expectedOutput":"Riverside Club | Ava: $40.00"}}}},"thinking-in-objects":{"label":"Thinking in Objects","summary":"Use provided objects first so object creation, attributes, and method calls make sense before writing class syntax yourself.","cards":{"course-introduction":{"title":"Course introduction"},"sketch0":{"title":"Create objects"},"sketch1":{"title":"Read attributes"},"sketch2":{"title":"Call methods"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_thinking_in_objects_sketch0":{"title":"Create two car objects","prompt":"A `Car` model is already provided in `models/car.py`. You do not need to write that model yet. In `main.py`, create two car objects: `Car(\"Honda\", \"Civic\", 12000)` and `Car(\"Ford\", \"Focus\", 8000)`. Store each object in its own variable. Do not print anything yet. This first exercise is only about creating objects.","hint":"Create two variables and store one `Car(...)` object in each variable. No `print()` is needed yet.","help":{"concept":"An object represents one thing in your program. Here, one Car object represents one car, and another Car object represents a different car.","hint_1":"Create a variable such as `civic_car` and assign it `Car(\"Honda\", \"Civic\", 12000)`.","hint_2":"Create another variable for the Ford Focus. This exercise checks object creation, not output."},"starterCode":"from models.car import Car\n\n# A Car model is already provided.\n# Create two Car objects below.\n# Do not print anything yet.","starterFiles":{"main_py":{"content":"from models.car import Car\n\n# A Car model is already provided.\n# Create two Car objects below.\n# Do not print anything yet."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Create two car objects.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"solutionCode":"from models.car import Car\n\ncivic_car = Car(\"Honda\", \"Civic\", 12000)\nfocus_car = Car(\"Ford\", \"Focus\", 8000)","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncivic_car = Car(\"Honda\", \"Civic\", 12000)\nfocus_car = Car(\"Ford\", \"Focus\", 8000)"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"checks":{"0":{"message":"Use the provided Car class."},"1":{"message":"Create Car objects with make, model, and miles."},"2":{"message":"Each Car object should keep its own make, model, and miles values."},"3":{"message":"Create at least two Car objects."}}},"try_thinking_in_objects_sketch1":{"title":"Read values from car objects","prompt":"Keep using the provided `Car` model. In `main.py`, create `Car(\"Toyota\", \"Corolla\", 22000)` and `Car(\"Mazda\", \"3\", 18000)`. Then print the first car's make on one line and the second car's miles on the next line.","hint":"After creating the objects, use dot notation to read their attributes.","help":{"concept":"An attribute is a value stored on an object. If `corolla_car` is a Car object, then `corolla_car.make` reads that car's make.","hint_1":"Create two variables, such as `corolla_car` and `mazda_car`.","hint_2":"Use `corolla_car.make` and `mazda_car.miles` inside `print()` calls."},"starterCode":"from models.car import Car\n\n# Create the two Car objects below.\n# Then print one attribute from each object.","starterFiles":{"main_py":{"content":"from models.car import Car\n\n# Create the two Car objects below.\n# Then print one attribute from each object."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Read values from car objects.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"solutionCode":"from models.car import Car\n\ncorolla_car = Car(\"Toyota\", \"Corolla\", 22000)\nmazda_car = Car(\"Mazda\", \"3\", 18000)\n\nprint(corolla_car.make)\nprint(mazda_car.miles)","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncorolla_car = Car(\"Toyota\", \"Corolla\", 22000)\nmazda_car = Car(\"Mazda\", \"3\", 18000)\n\nprint(corolla_car.make)\nprint(mazda_car.miles)"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"checks":{"0":{"message":"Use the provided Car class."},"1":{"message":"Create Car objects with make, model, and miles."},"2":{"message":"Each Car object should keep its own make, model, and miles values."},"3":{"message":"Create at least two Car objects."},"4":{"message":"Print the requested attributes on separate lines."}},"expectedOutput":"Toyota\n18000"},"try_thinking_in_objects_sketch2":{"title":"Call a method on one car object","prompt":"Use the provided `Car` model again. In `main.py`, create `Car(\"Kia\", \"Soul\", 30000)`. Call `drive(50)` on that car object. Then print `summary()`. Do not edit `models/car.py` yet; you are practicing how to use an object before writing the class yourself.","hint":"Create the car object, call `car.drive(50)`, then print `car.summary()`.","help":{"concept":"A method is an action you ask an object to perform. Here, `drive(50)` changes the car object's stored miles, and `summary()` returns a readable result.","hint_1":"After creating the car object, call `car.drive(50)`.","hint_2":"Print `car.summary()` after the method call so the updated miles appear."},"starterCode":"from models.car import Car\n\ncar = Car(\"Kia\", \"Soul\", 30000)\n\n# Drive the car 50 miles.\n# Then print the updated summary.","starterFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Kia\", \"Soul\", 30000)\n\n# Drive the car 50 miles.\n# Then print the updated summary."},"models_car_py":{"content":"# Keep models/car.py unchanged for this step: Call a method on one car object.\nclass Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"solutionCode":"from models.car import Car\n\ncar = Car(\"Kia\", \"Soul\", 30000)\ncar.drive(50)\n\nprint(car.summary())","solutionFiles":{"main_py":{"content":"from models.car import Car\n\ncar = Car(\"Kia\", \"Soul\", 30000)\ncar.drive(50)\n\nprint(car.summary())"},"models_car_py":{"content":"class Car:\n def __init__(self, make, model, miles):\n self.make = make\n self.model = model\n self.miles = miles\n\n def drive(self, miles):\n self.miles += miles\n return self.miles\n\n def summary(self):\n return f\"{self.make} {self.model} - {self.miles} miles\""}},"checks":{"0":{"message":"Use the provided Car class."},"1":{"message":"After drive(50), summary() should show the updated miles."},"2":{"message":"Create one Car object."},"3":{"message":"Print the updated car summary."}},"expectedOutput":"Kia Soul - 30050 miles"}},"practice":{"mc-thinking-in-objects-object-idea":{"title":"Why use objects?","prompt":"Which two statements correctly describe objects in this lesson? Choose all that apply.","hint":"Think about one program thing keeping its related values and actions together.","help":{"concept":"An object represents one thing in a program. It can store values and offer methods that work with those values.","hint_1":"Look for choices about grouping related data and behavior.","hint_2":"Reject choices that say all objects share one state or that objects are only about printing output."},"options":{"a":"Objects help model things the program cares about.","b":"An object can keep related values and useful behavior together.","c":"Every object from one class must share the exact same state forever.","d":"Objects are only useful when the program prints text."}},"sc-thinking-in-objects-attribute-meaning":{"title":"What is an attribute?","prompt":"In this topic, what does an attribute mean?","hint":"Think about values like a car's make, model, or miles.","help":{"concept":"An attribute is a value stored on one specific object.","hint_1":"Dot notation reads an attribute from an object.","hint_2":"Choose the answer about a value stored on one object."},"options":{"a":"A value stored on a specific object.","b":"A file that always runs before main.py.","c":"A kind of loop.","d":"A comment that explains a class."}},"fb-thinking-in-objects-method-call":{"title":"Choose the method call","prompt":"Which line adds 50 miles to the existing `car` object?","hint":"Call the method on the existing object and pass `50` as the argument.","help":{"concept":"A method call uses the object name, a dot, the method name, and parentheses.","hint_1":"The object is already named `car`.","hint_2":"Choose the line that calls `drive` with `50`."},"options":{"a":"`car.drive(50)`","b":"`car.summary(50)`","c":"`drive.car(50)`","d":"`Car = drive(50)`"}},"dr-thinking-in-objects-workflow":{"title":"Order the object workflow","prompt":"Put these steps in the usual order for working with an object.","hint":"Start by creating the object before reading or changing it.","help":{"concept":"A clear object workflow is: create an object, read attributes when needed, call methods when behavior is needed, then print or use the result.","hint_1":"An object must exist before you can read from it.","hint_2":"Printing the result comes after the object is created and updated."},"tokens":{"t1":"Create the object with starting values","t2":"Read an attribute from the object","t3":"Call a method on that object","t4":"Print or use the object's current state"}}}}},"python-9-inheritance-polymorphism-and-abstraction":{"abstraction-with-base-interfaces":{"label":"Abstract Base Classes and Interfaces","summary":"Use `ABC` and `@abstractmethod` to enforce a shared method, then write helpers that depend on that behavior.","cards":{"sketch0":{"title":"Define an abstract contract"},"sketch1":{"title":"Implement the abstract method"},"sketch2":{"title":"Program to shared behavior"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_abstraction_with_base_interfaces_sketch0":{"title":"Make CatalogItem an abstract base class","prompt":"In `models/catalog_item.py`, import `ABC` and `abstractmethod`, make `CatalogItem` inherit from `ABC`, and decorate `label(self)` with `@abstractmethod`. Keep the constructor that stores `title`. `main.py` checks that Python refuses to create an incomplete CatalogItem.","hint":"Use `class CatalogItem(ABC):` and place `@abstractmethod` directly above `label`.","help":{"concept":"Python has no `interface` keyword. An abstract base class is one way to declare and enforce a shared method contract.","hint_1":"Import both names from `abc`.","hint_2":"An abstract method can use `pass`; concrete child classes must implement it."},"starterCode":"from models.catalog_item import CatalogItem\n\n# This should print only when CatalogItem is truly abstract.\ntry:\n CatalogItem(\"Dune\")\nexcept TypeError:\n print(\"CatalogItem is abstract\")\n","starterFiles":{"main_py":{"content":"from models.catalog_item import CatalogItem\n\n# This should print only when CatalogItem is truly abstract.\ntry:\n CatalogItem(\"Dune\")\nexcept TypeError:\n print(\"CatalogItem is abstract\")\n"},"models_catalog_item_py":{"content":"# TODO: import ABC and abstractmethod.\n\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n # TODO: make label an abstract method.\n def label(self):\n pass\n"},"models_book_py":{"content":"# Book is used in the next step; leave it unchanged for now.\n"}},"solutionCode":"from models.catalog_item import CatalogItem\n\ntry:\n CatalogItem(\"Dune\")\nexcept TypeError:\n print(\"CatalogItem is abstract\")\n","solutionFiles":{"main_py":{"content":"from models.catalog_item import CatalogItem\n\ntry:\n CatalogItem(\"Dune\")\nexcept TypeError:\n print(\"CatalogItem is abstract\")\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"# Book is used in the next step.\n"}},"checks":{"0":{"message":"Define CatalogItem in models/catalog_item.py."},"1":{"message":"CatalogItem should be abstract so Python refuses to instantiate it."}},"expectedOutput":"CatalogItem is abstract"},"try_abstraction_with_base_interfaces_sketch1":{"title":"Implement the abstract method in each child","prompt":"`CatalogItem` is now abstract. Complete `Book.label()` and `Movie.label()` so both child classes become concrete. Each constructor can reuse the parent constructor with `super().__init__(title)`. Run `main.py` to print `Book: Dune` and `Movie: Moana`.","hint":"A concrete child must implement every abstract method before Python can create it.","help":{"concept":"`@abstractmethod` makes the requirement enforceable. A child that implements `label()` can be instantiated; an incomplete child cannot.","hint_1":"Call `super().__init__(title)` in each child constructor.","hint_2":"Return the correct prefix from each `label()` implementation."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nfor item in items:\n print(item.label())\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nfor item in items:\n print(item.label())\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n # TODO: return Book: .\n pass\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n # TODO: return Movie: <title>.\n pass\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nfor item in items:\n print(item.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nfor item in items:\n print(item.label())\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Book.label() should return `Book: Dune`."},"1":{"message":"Movie.label() should return `Movie: Moana`."},"2":{"message":"Print both concrete labels."}},"expectedOutput":"Book: Dune\nMovie: Moana"},"try_abstraction_with_base_interfaces_sketch2":{"title":"Use a helper that trusts the interface","prompt":"Complete `show_labels(items)` in `services/catalog_view.py`. Return one string with each item's `label()` on its own line. The helper does not need `isinstance` checks; it depends only on the shared behavior. `main.py` is already wired to print the returned string.","hint":"Collect each `item.label()` result and join them with `\"\\n\"`.","help":{"concept":"The ABC enforces the contract for this family of classes. The helper itself uses Python's duck-typing style: it only needs each object to provide `label()`.","hint_1":"Use `\"\\n\".join(...)` so there is no extra blank line.","hint_2":"Do not print inside the helper; return one string."},"starterCode":"# Run this provided script after completing show_labels.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n","starterFiles":{"main_py":{"content":"# Run this provided script after completing show_labels.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_view_py":{"content":"def show_labels(items):\n # TODO: return one string with each item.label() on its own line.\n pass\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_view import show_labels\n\nitems = [Book(\"Dune\"), Movie(\"Moana\")]\nprint(show_labels(items))\n"},"models_catalog_item_py":{"content":"from abc import ABC, abstractmethod\n\nclass CatalogItem(ABC):\n def __init__(self, title):\n self.title = title\n\n @abstractmethod\n def label(self):\n pass\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def __init__(self, title):\n super().__init__(title)\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_view_py":{"content":"def show_labels(items):\n return \"\\n\".join(item.label() for item in items)\n"}},"checks":{"0":{"message":"Return both labels so main.py prints two lines."}},"expectedOutput":"Book: Dune\nMovie: Moana"}},"practice":{"sc-interface-purpose":{"title":"Why use an abstract base class?","prompt":"What does `ABC` with `@abstractmethod` add to this design?","hint":"Think about what Python checks before an object can be created.","help":{"concept":"An abstract base class turns the shared method expectation into an enforceable contract.","hint_1":"Incomplete child classes cannot be instantiated.","hint_2":"Concrete children still provide their own behavior."},"options":{"a":"Python prevents instantiation until the abstract method is implemented.","b":"Every child must return identical text.","c":"The parent class can no longer have a constructor.","d":"The helper must check every exact subclass."}},"fb-interface-method-name":{"title":"Add the abstract decorator","prompt":"Fill in the decorator that marks a required method.","hint":"Import it from Python's `abc` module.","help":{"concept":"`@abstractmethod` marks a method that concrete subclasses must implement.","hint_1":"It begins with @.","hint_2":"The word combines abstract and method."},"template":"[blank1]\ndef label(self):\n pass","choices":["@abstractmethod","@staticmethod","@classmethod","@property"]},"dr-interface-build-order":{"title":"Order the ABC workflow","prompt":"Put these steps in a clear order.","hint":"Declare the contract before creating concrete child objects.","help":{"concept":"Import the ABC tools, define the abstract parent, implement the method in children, then use the objects through shared behavior.","hint_1":"Imports come first.","hint_2":"The helper comes after concrete implementations exist."},"tokens":{"t1":"Import `ABC` and `abstractmethod`","t2":"Define the abstract method on the base class","t3":"Implement the method in each concrete child","t4":"Call the shared method from a helper"}},"sc-interface-helper-focus":{"title":"Choose what the helper should care about","prompt":"When `show_labels(items)` loops through mixed objects, what should it focus on most?","hint":"Pick the shared contract, not the exact subclass.","help":{"concept":"Good interface-based code depends on shared behavior instead of subclass-specific branches.","hint_1":"The helper should not care whether the object is a Book or Movie.","hint_2":"It only needs the shared method to exist."},"options":{"a":"The order the subclasses were written in the file","b":"The exact subclass name for every object","c":"Whether each object supports `label()`","d":"How many times the constructor was called"}}}},"inheritance-for-shared-behavior":{"label":"Inheritance for Shared Behavior","summary":"Reuse parent setup, call it with `super()`, and extend inherited behavior without copying the parent code.","cards":{"sketch0":{"title":"Shared parent setup"},"sketch1":{"title":"Call the parent with super()"},"sketch2":{"title":"Extend a parent method"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_inheritance_for_shared_behavior_sketch0":{"title":"Build the shared CatalogItem parent","prompt":"In `models/catalog_item.py`, complete `CatalogItem` so `__init__` stores `title` on `self.title` and `label(self)` returns the title. In `main.py`, create `CatalogItem(\"Hidden Figures\")` and print its label. This gives the child classes shared setup to reuse next.","hint":"Complete the model first, then finish the small main script. The starter is intentionally unfinished.","help":{"concept":"A parent/base class keeps shared setup in one place. Here, CatalogItem is the parent class that future catalog types can inherit from.","hint_1":"The constructor should save the incoming `title` on `self`.","hint_2":"The `label()` method should return that stored title."},"starterCode":"from models.catalog_item import CatalogItem\n\n# TODO: create one CatalogItem for \"Hidden Figures\".\n# TODO: print the item label.\n","starterFiles":{"main_py":{"content":"from models.catalog_item import CatalogItem\n\n# TODO: create one CatalogItem for \"Hidden Figures\".\n# TODO: print the item label.\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n # TODO: store title on this object.\n pass\n\n def label(self):\n # TODO: return the stored title.\n pass\n"}},"solutionCode":"from models.catalog_item import CatalogItem\n\nitem = CatalogItem(\"Hidden Figures\")\nprint(item.label())\n","solutionFiles":{"main_py":{"content":"from models.catalog_item import CatalogItem\n\nitem = CatalogItem(\"Hidden Figures\")\nprint(item.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"}},"checks":{"0":{"message":"Define the CatalogItem class."},"1":{"message":"CatalogItem should accept a title."},"2":{"message":"Store the title on each CatalogItem object."},"3":{"message":"label() should return the stored title."}},"expectedOutput":"Hidden Figures"},"try_inheritance_for_shared_behavior_sketch1":{"title":"Call the parent constructor with super()","prompt":"The `CatalogItem` parent already stores `title`. In `models/book.py`, make `Book` inherit from `CatalogItem`. Add `__init__(self, title, author)`, call `super().__init__(title)`, then store `author` on `self.author`. In `main.py`, create `Book(\"The Martian\", \"Andy Weir\")` and print the title and author on separate lines.","hint":"Use `super().__init__(title)` before storing the Book-specific attribute.","help":{"concept":"`super()` gives the child access to the next implementation in Python's inheritance chain. Calling the parent constructor avoids repeating shared setup.","hint_1":"Write `class Book(CatalogItem):`.","hint_2":"Inside Book.__init__, call `super().__init__(title)` and then assign `self.author = author`."},"starterCode":"from models.book import Book\n\n# Create The Martian by Andy Weir, then print its title and author.\n","starterFiles":{"main_py":{"content":"from models.book import Book\n\n# Create Book(\"The Martian\", \"Andy Weir\").\n# Print the inherited title and the Book-specific author.\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n # TODO: call the parent constructor for title.\n # TODO: store author on this Book.\n pass\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"The Martian\", \"Andy Weir\")\nprint(book.title)\nprint(book.author)\n","solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"The Martian\", \"Andy Weir\")\nprint(book.title)\nprint(book.author)\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n super().__init__(title)\n self.author = author\n"}},"checks":{"0":{"message":"Define Book as a child of CatalogItem."},"1":{"message":"Book should accept title and author."},"2":{"message":"The parent constructor should provide title, and Book should store author."},"3":{"message":"Print the title and author on separate lines."}},"expectedOutput":"The Martian\nAndy Weir"},"try_inheritance_for_shared_behavior_sketch2":{"title":"Extend a parent method with super()","prompt":"Add `label(self)` to `Book`. Start with `base_label = super().label()`, then return `f\"{base_label} by {self.author}\"`. In `main.py`, create `Book(\"The Hobbit\", \"J. R. R. Tolkien\")` and print its label.","hint":"Call `super().label()` to reuse the parent result before adding the author.","help":{"concept":"A child can override a method and still reuse the parent implementation. `super().label()` gets the parent result; the child adds its specialized detail.","hint_1":"Keep the Book constructor that calls `super().__init__(title)`.","hint_2":"Return the parent label followed by ` by ` and the author."},"starterCode":"from models.book import Book\n\n# Create The Hobbit and print the extended label.\n","starterFiles":{"main_py":{"content":"from models.book import Book\n\n# Create Book(\"The Hobbit\", \"J. R. R. Tolkien\").\n# Print book.label().\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n super().__init__(title)\n self.author = author\n\n def label(self):\n # TODO: reuse the parent label and add the author.\n pass\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"The Hobbit\", \"J. R. R. Tolkien\")\nprint(book.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"The Hobbit\", \"J. R. R. Tolkien\")\nprint(book.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def __init__(self, title, author):\n super().__init__(title)\n self.author = author\n\n def label(self):\n base_label = super().label()\n return f\"{base_label} by {self.author}\"\n"}},"checks":{"0":{"message":"Book should accept title and author."},"1":{"message":"Book.label() should extend the parent label with the author."},"2":{"message":"Create the Book object in main.py."},"3":{"message":"Print the extended label."}},"expectedOutput":"The Hobbit by J. R. R. Tolkien"}},"practice":{"sc-inheritance-shared-work":{"title":"Choose why a base class helps here","prompt":"Book and Movie both need the same `title` setup. Why is a base class helpful?","hint":"Pick the answer about reusing shared code.","help":{"concept":"Inheritance is helpful when related classes share the same core behavior.","hint_1":"Look for the choice about storing shared setup once.","hint_2":"Avoid answers about unrelated classes or identical output forever."},"options":{"a":"It prevents any subclass from having its own behavior.","b":"It stores shared setup once so related subclasses can reuse it.","c":"It turns every object into the same subclass.","d":"It removes the need to create objects."}},"fb-inheritance-subclass-name":{"title":"Call the parent constructor","prompt":"Fill in the function used to reach the parent constructor.","hint":"It returns access to the next class in the inheritance chain.","help":{"concept":"`super()` lets a child call a parent implementation without naming the parent class directly.","hint_1":"It is followed by `.__init__(title)`.","hint_2":"Include the parentheses."},"template":"[blank1].__init__(title)","choices":["super()","self","CatalogItem()","parent"]},"dr-inheritance-build-order":{"title":"Order a child constructor","prompt":"Put these steps in a clear order.","hint":"Connect the child to the parent before adding child-only state.","help":{"concept":"The child class inherits first, then its constructor calls the parent setup, then it stores specialized state.","hint_1":"The class header comes first.","hint_2":"Call super before using the completed object."},"tokens":{"t1":"Define the child class with the parent in parentheses","t2":"Define the child constructor","t3":"Call `super().__init__(...)` for shared setup","t4":"Store the child-specific attributes"}},"sc-inheritance-method-reuse":{"title":"What does super() do here?","prompt":"Inside `Book.label()`, why call `super().label()`?","hint":"The child wants to reuse the parent result and add more detail.","help":{"concept":"`super()` can call the parent method as part of an override.","hint_1":"The child does not need to copy the parent logic.","hint_2":"It can extend the returned text."},"options":{"a":"It gets the parent label so Book can extend it.","b":"It creates an unrelated object.","c":"It deletes the parent method.","d":"It turns label into a static method."}}}},"module-9-greenhouse-sensor-project":{"label":"Module 9 Greenhouse Sensor Project","summary":"Build a greenhouse monitor with an abstract Sensor contract, child constructors that call `super()`, and one polymorphic report.","cards":{"sketch0":{"title":"Project brief"},"project":{"title":"Greenhouse Sensor Monitor"}},"projectSteps":{"greenhouse_project_step_1_base_and_temperature":{"title":"Create Sensor and TemperatureSensor"},"greenhouse_project_step_2_add_humidity_override":{"title":"Add HumiditySensor and override reading()"},"greenhouse_project_step_3_mixed_sensor_loop":{"title":"Build one mixed sensor list"},"greenhouse_project_step_4_monitor_class_report":{"title":"Add the GreenhouseMonitor report"}},"moduleProject":{"steps":{"greenhouse_project_step_1_base_and_temperature":{"title":"Create an abstract Sensor and one concrete child","prompt":"Create the shared `Sensor(ABC)` base class with a constructor that stores `zone` and an abstract `reading()` method. Then complete `TemperatureSensor`: call `super().__init__(zone)`, store `celsius`, and return `Temperature: <zone> = <value> C` from `reading()`. Run `main.py` to print the North Bed reading.","hint":"Define the abstract contract first, then make TemperatureSensor concrete by implementing reading().","help":{"concept":"The ABC makes `reading()` a required method. `super().__init__(zone)` reuses the parent setup instead of copying it.","hint_1":"Import `ABC` and `abstractmethod` in models/sensor.py.","hint_2":"Implement reading() in TemperatureSensor so Python can instantiate it."},"starterCode":"# TODO: import TemperatureSensor, create the North Bed sensor, and print reading().\n","starterFiles":{"main_py":{"content":"# TODO: import TemperatureSensor from models.temperature_sensor.\n# Create TemperatureSensor(\"North Bed\", 21.5) and print sensor.reading().\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"# TODO: import ABC and abstractmethod.\n\nclass Sensor:\n def __init__(self, zone):\n self.zone = zone\n\n # TODO: make reading an abstract method.\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n # TODO: call the parent constructor and store celsius.\n pass\n\n def reading(self):\n # TODO: return the formatted temperature reading.\n pass\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"}},"checks":{"0":{"message":"Define the Sensor abstract base class."},"1":{"message":"Keep Sensor abstract instead of creating Sensor objects directly."},"2":{"message":"Store the shared zone in the parent constructor."},"3":{"message":"Define TemperatureSensor as a concrete Sensor child."},"4":{"message":"TemperatureSensor should accept zone and celsius."},"5":{"message":"TemperatureSensor should store its state and return the expected reading."}}},"greenhouse_project_step_2_add_humidity_override":{"title":"Add HumiditySensor and override reading()","prompt":"Continue from the working base and temperature sensor. Override `TemperatureSensor.reading()` so it returns `Temperature: <zone> = <celsius> C`. Add `HumiditySensor` with a `percent` value and its own `reading()` result: `Humidity: <zone> = <percent>%`. Print both readings from `main.py`.","hint":"Keep the shared method name `reading()` in both subclasses.","help":{"concept":"Overriding lets each sensor type format its own reading while callers use one method name.","hint_1":"TemperatureSensor should format its zone and celsius value.","hint_2":"HumiditySensor should inherit Sensor, store percent, and override reading()."},"starterCode":"# Add HumiditySensor and print both specialized readings.\nfrom models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n","starterFiles":{"main_py":{"content":"# Import HumiditySensor, create both sensors, and print both readings.\nfrom models.temperature_sensor import TemperatureSensor\n\nsensor = TemperatureSensor(\"North Bed\", 21.5)\nprint(sensor.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"# Override reading() with a temperature-specific result.\nfrom models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n # TODO: return Temperature: <zone> = <celsius> C\n pass\n"},"models_humidity_sensor_py":{"content":"# Create a HumiditySensor with zone, percent, and reading().\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\ntemperature = TemperatureSensor(\"North Bed\", 21.5)\nhumidity = HumiditySensor(\"Seedling Bench\", 64)\nprint(temperature.reading())\nprint(humidity.reading())\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\ntemperature = TemperatureSensor(\"North Bed\", 21.5)\nhumidity = HumiditySensor(\"Seedling Bench\", 64)\nprint(temperature.reading())\nprint(humidity.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"from models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"}},"checks":{"0":{"message":"TemperatureSensor.reading() should return the specialized temperature reading."},"1":{"message":"Define the HumiditySensor class."},"2":{"message":"HumiditySensor should accept zone and percent."},"3":{"message":"HumiditySensor should store zone and percent."},"4":{"message":"HumiditySensor.reading() should return the specialized humidity reading."}}},"greenhouse_project_step_3_mixed_sensor_loop":{"title":"Build one mixed sensor list","prompt":"Continue from the two working sensor classes. Put a `TemperatureSensor` and a `HumiditySensor` in one `sensors` list. Loop through the list and print `sensor.reading()` for every object. Do not branch on the sensor type.","hint":"Use one list and one loop; the shared reading() method handles both objects.","help":{"concept":"This milestone applies polymorphism to a greenhouse monitoring problem that was not used in the lessons.","hint_1":"Create both sensor objects inside `sensors = [...]`.","hint_2":"Loop with `for sensor in sensors:` and print `sensor.reading()`."},"starterCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\n# TODO: print every reading with one shared loop.\n","starterFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\n# TODO: loop through sensors and print sensor.reading().\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"# Temperature implementation; keep it working.\nfrom models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"# Humidity implementation; keep it working.\nfrom models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\nfor sensor in sensors:\n print(sensor.reading())\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\n\nsensors = [\n TemperatureSensor(\"North Bed\", 21.5),\n HumiditySensor(\"Seedling Bench\", 64),\n]\n\nfor sensor in sensors:\n print(sensor.reading())\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"from models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"}},"checks":{"0":{"message":"Create at least one TemperatureSensor object."},"1":{"message":"Create at least one HumiditySensor object."},"2":{"message":"TemperatureSensor.reading() should still return the expected reading."},"3":{"message":"HumiditySensor.reading() should still return the expected reading."},"4":{"message":"Print both readings from one shared loop."}}},"greenhouse_project_step_4_monitor_class_report":{"title":"Add the GreenhouseMonitor report","prompt":"Finish the greenhouse project by adding `GreenhouseMonitor`. It should own a `sensors` list, add sensors with `add_sensor(sensor)`, and print each sensor reading from `print_report()`. Keep `main.py` thin: create the monitor, add both sensors, and print the report.","hint":"The monitor should own the mixed collection instead of main.py managing the loop.","help":{"concept":"The final milestone gives collection ownership to a dedicated class.","hint_1":"Initialize `self.sensors` as an empty list.","hint_2":"Append in `add_sensor()` and loop over `self.sensors` in `print_report()`."},"starterCode":"# Run this greenhouse demo after completing models/greenhouse_monitor.py.\nfrom models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n","starterFiles":{"main_py":{"content":"# Run this greenhouse demo after completing models/greenhouse_monitor.py.\nfrom models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"# Temperature sensor; keep it unchanged.\nfrom models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"# Humidity sensor; keep it unchanged.\nfrom models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"},"models_greenhouse_monitor_py":{"content":"class GreenhouseMonitor:\n def __init__(self):\n # TODO: create an empty sensors list.\n pass\n\n def add_sensor(self, sensor):\n # TODO: append the sensor.\n pass\n\n def print_report(self):\n # TODO: print sensor.reading() for each stored sensor.\n pass\n"}},"solutionCode":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n","solutionFiles":{"main_py":{"content":"from models.temperature_sensor import TemperatureSensor\nfrom models.humidity_sensor import HumiditySensor\nfrom models.greenhouse_monitor import GreenhouseMonitor\n\nmonitor = GreenhouseMonitor()\nmonitor.add_sensor(TemperatureSensor(\"North Bed\", 21.5))\nmonitor.add_sensor(HumiditySensor(\"Seedling Bench\", 64))\nmonitor.print_report()\n"},"models___init___py":{"content":"# Package marker for greenhouse model imports.\n"},"models_sensor_py":{"content":"from abc import ABC, abstractmethod\n\nclass Sensor(ABC):\n def __init__(self, zone):\n self.zone = zone\n\n @abstractmethod\n def reading(self):\n pass\n"},"models_temperature_sensor_py":{"content":"from models.sensor import Sensor\n\nclass TemperatureSensor(Sensor):\n def __init__(self, zone, celsius):\n super().__init__(zone)\n self.celsius = celsius\n\n def reading(self):\n return f\"Temperature: {self.zone} = {self.celsius} C\"\n"},"models_humidity_sensor_py":{"content":"from models.sensor import Sensor\n\nclass HumiditySensor(Sensor):\n def __init__(self, zone, percent):\n super().__init__(zone)\n self.percent = percent\n\n def reading(self):\n return f\"Humidity: {self.zone} = {self.percent}%\"\n"},"models_greenhouse_monitor_py":{"content":"class GreenhouseMonitor:\n def __init__(self):\n self.sensors = []\n\n def add_sensor(self, sensor):\n self.sensors.append(sensor)\n\n def print_report(self):\n for sensor in self.sensors:\n print(sensor.reading())\n"}},"checks":{"0":{"message":"Define the GreenhouseMonitor class."},"1":{"message":"GreenhouseMonitor should be constructible without arguments."},"2":{"message":"GreenhouseMonitor should own a sensors list."}},"expectedOutput":"Temperature: North Bed = 21.5 C\nHumidity: Seedling Bench = 64%"}}}},"overriding-and-specialization":{"label":"Overriding and Specialization","summary":"Keep one shared method name, then let each child class customize its own version of that method.","cards":{"sketch0":{"title":"One method name, shared by related classes"},"sketch1":{"title":"Override the method in one subclass"},"sketch2":{"title":"Specialize more than one subclass"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_overriding_and_specialization_sketch0":{"title":"Override label() for Book","prompt":"The lesson used delivery items. Now practice with catalog media. In `models/book.py`, override `label()` so `Book(\"Project Hail Mary\")` returns `Book: Project Hail Mary`. Then finish `main.py` by creating the book and printing its label.","hint":"Use the same method name as the base class, but return a book-specific string.","help":{"concept":"Overriding means a subclass writes its own version of a method with the same name. Callers still use `.label()`, but the subclass controls the result.","hint_1":"Write the method inside `Book`.","hint_2":"Return `Book: ` followed by `self.title`."},"starterCode":"from models.book import Book\n\n# TODO: create Book(\"Project Hail Mary\").\n# TODO: print the book label.\n","starterFiles":{"main_py":{"content":"from models.book import Book\n\n# TODO: create Book(\"Project Hail Mary\").\n# TODO: print the book label.\n"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Override label() for Book.\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\n\nclass Book(CatalogItem):\n # TODO: override label() so it returns \"Book: <title>\".\n pass\n"}},"solutionCode":"from models.book import Book\n\nbook = Book(\"Project Hail Mary\")\nprint(book.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\n\nbook = Book(\"Project Hail Mary\")\nprint(book.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def label(self):\n return f\"Book: {self.title}\"\n"}},"checks":{"0":{"message":"Book.label() should return the book-specific label."}},"expectedOutput":"Book: Project Hail Mary"},"try_overriding_and_specialization_sketch1":{"title":"Override label() for Movie","prompt":"Use the same overriding pattern with another catalog type. In `models/movie.py`, override `label()` so `Movie(\"Inside Out\")` returns `Movie: Inside Out`. Then finish `main.py` by creating the movie and printing its label.","hint":"Book and Movie should both use `label()`, but each one can return a different kind of label.","help":{"concept":"Two subclasses can share a method name while producing different results. That sets up polymorphism in the next topic.","hint_1":"The method name should still be `label()`.","hint_2":"Return `Movie: ` followed by `self.title`."},"starterCode":"from models.movie import Movie\n\n# TODO: create Movie(\"Inside Out\").\n# TODO: print the movie label.\n","starterFiles":{"main_py":{"content":"from models.movie import Movie\n\n# TODO: create Movie(\"Inside Out\").\n# TODO: print the movie label.\n"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Override label() for Movie.\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\n\nclass Movie(CatalogItem):\n # TODO: override label() so it returns \"Movie: <title>\".\n pass\n"}},"solutionCode":"from models.movie import Movie\n\nmovie = Movie(\"Inside Out\")\nprint(movie.label())\n","solutionFiles":{"main_py":{"content":"from models.movie import Movie\n\nmovie = Movie(\"Inside Out\")\nprint(movie.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Movie.label() should return the movie-specific label."}},"expectedOutput":"Movie: Inside Out"},"try_overriding_and_specialization_sketch2":{"title":"Print both specialized labels","prompt":"Now use both specialized child classes. The `Book` and `Movie` classes are provided. In `main.py`, create `Book(\"Coraline\")` and `Movie(\"Coco\")`, then print each object's `label()` result on its own line.","hint":"Create one Book and one Movie. Call `.label()` on each object.","help":{"concept":"The call looks the same for both objects, but each subclass decides what its own label should look like.","hint_1":"Use `book.label()` for the first line.","hint_2":"Use `movie.label()` for the second line."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create a Book for \"Coraline\".\n# TODO: create a Movie for \"Coco\".\n# TODO: print each object's label on its own line.\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create a Book for \"Coraline\".\n# TODO: create a Movie for \"Coco\".\n# TODO: print each object's label on its own line.\n"},"models_catalog_item_py":{"content":"# Keep models/catalog_item.py unchanged for this step: Print both specialized labels.\nclass CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"# Keep models/book.py unchanged for this step: Print both specialized labels.\nfrom models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep models/movie.py unchanged for this step: Print both specialized labels.\nfrom models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\nbook = Book(\"Coraline\")\nmovie = Movie(\"Coco\")\nprint(book.label())\nprint(movie.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\nbook = Book(\"Coraline\")\nmovie = Movie(\"Coco\")\nprint(book.label())\nprint(movie.label())\n"},"models_catalog_item_py":{"content":"class CatalogItem:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return self.title\n"},"models_book_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Book(CatalogItem):\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"from models.catalog_item import CatalogItem\n\nclass Movie(CatalogItem):\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Book.label() should stay specialized."},"1":{"message":"Movie.label() should stay specialized."}},"expectedOutput":"Book: Coraline\nMovie: Coco"}},"practice":{"sc-overriding-purpose":{"title":"Choose the reason to override","prompt":"Why would `Book` override `label()` from `CatalogItem`?","hint":"Look for the choice about changing the result while keeping the method name.","help":{"concept":"Overriding keeps a shared contract but allows subclass-specific behavior.","hint_1":"The method name stays the same.","hint_2":"The returned text becomes more specific."},"options":{"a":"To remove inheritance from the program","b":"To rename the base method everywhere","c":"To keep `label()` but return a book-specific result","d":"To stop `Book` objects from having titles"}},"fb-overriding-method-name":{"title":"Fill in the overriding method name","prompt":"Complete the method name that both subclasses share.","hint":"Use the same method name from the base class.","help":{"concept":"Overriding works when the subclass uses the same method name as the base class.","hint_1":"The method returns the display text for the item.","hint_2":"It is not the constructor name."},"template":"class Movie(CatalogItem):\n def [blank1](self):\n return f\"Movie: {self.title}\"","choices":["label","movie_label","title","__init__"]},"dr-overriding-workflow":{"title":"Order the override steps","prompt":"Put the beginner workflow in order.","hint":"Begin with the base method, then specialize it in subclasses.","help":{"concept":"It is easiest to override after the base behavior already exists.","hint_1":"The shared method comes first.","hint_2":"Printing the result comes after the subclass method is ready."},"tokens":{"t1":"Write `label()` in CatalogItem","t2":"Create `Book.label()` with a book-specific return value","t3":"Create `Movie.label()` with a movie-specific return value","t4":"Make objects and print both labels"}},"sc-overriding-shared-contract":{"title":"Keep the shared contract","prompt":"What stays the same when `Book` and `Movie` both override `label()`?","hint":"Think about what later code can still call on both objects.","help":{"concept":"The shared contract is the method name that every subclass supports.","hint_1":"The result can change, but the callable behavior stays aligned.","hint_2":"Look for the answer about one shared method name."},"options":{"a":"Later code can still call `label()` on both subclasses.","b":"Both subclasses must return the exact same string.","c":"Neither subclass can add its own behavior anymore.","d":"The base class stops mattering once one subclass overrides a method."}}}},"polymorphic-collections":{"label":"Polymorphic Collections","summary":"Use one shared method call on different child objects, so a mixed list can be handled with one clean loop.","cards":{"sketch0":{"title":"Put different subclasses in one list"},"sketch1":{"title":"Call the shared method in a loop"},"sketch2":{"title":"Move the loop into a helper"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_polymorphic_collections_sketch0":{"title":"Create one mixed catalog list","prompt":"In `main.py`, create one `catalog` list containing `Book(\"A Wrinkle in Time\")` and `Movie(\"Up\")`. Do not print yet. This step is only about storing different object types in one list.","hint":"Create both objects inside the same list and keep the variable name `catalog`.","help":{"concept":"A Python list can hold different object types. Polymorphism becomes useful because both objects provide the same `label()` method.","hint_1":"Create both objects inside the same list and keep the variable name `catalog`.","hint_2":"Inspect the requested file and account for each requirement before running the workspace."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create catalog with the two requested objects. Do not print yet.\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\n# TODO: create catalog with the two requested objects. Do not print yet.\n"},"models_book_py":{"content":"# Keep this provided Book model unchanged.\nclass Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep this provided Movie model unchanged.\nclass Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [Book(\"A Wrinkle in Time\"), Movie(\"Up\")]\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [Book(\"A Wrinkle in Time\"), Movie(\"Up\")]\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"class Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Create the requested Book object in the mixed catalog."},"1":{"message":"Create the requested Movie object in the mixed catalog."},"2":{"message":"Do not print in this first step."}}},"try_polymorphic_collections_sketch1":{"title":"Call the shared method in one loop","prompt":"Use the provided mixed `catalog` list. Loop through it and print each object's `label()` result. Do not branch on the object type; call the same method on every item.","hint":"Use `for item in catalog:` and print `item.label()` inside the loop.","help":{"concept":"Polymorphism lets one loop use the same method name on different object types.","hint_1":"Use `for item in catalog:` and print `item.label()` inside the loop.","hint_2":"Review the file path, class or function name, and output requirements together."},"starterCode":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\n# TODO: loop through catalog and print item.label() for each item.\n","starterFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\n# TODO: loop through catalog and print item.label() for each item.\n"},"models_book_py":{"content":"# Keep the provided Book model unchanged.\nclass Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep the provided Movie model unchanged.\nclass Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor item in catalog:\n print(item.label())\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor item in catalog:\n print(item.label())\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"class Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"}},"checks":{"0":{"message":"Keep the Book object in the mixed list."},"1":{"message":"Keep the Movie object in the mixed list."},"2":{"message":"Print both labels from the loop."}},"expectedOutput":"Book: A Wrinkle in Time\nMovie: Up"},"try_polymorphic_collections_sketch2":{"title":"Return labels from a helper","prompt":"Complete `build_labels(items)` in `services/catalog_report.py`. It must loop through the supplied items, collect each `item.label()` result in order, and return the list. `main.py` is already wired to print the returned labels.","hint":"Start with an empty list, append `item.label()` inside a loop, and return the finished list.","help":{"concept":"A reusable helper can depend on the shared `label()` behavior without knowing whether an item is a Book or Movie.","hint_1":"Start with an empty list, append `item.label()` inside a loop, and return the finished list.","hint_2":"Use the requested file boundary as part of the solution contract."},"starterCode":"# Run this provided script after completing the helper.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n","starterFiles":{"main_py":{"content":"# Run this provided script after completing the helper.\nfrom models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n"},"models_book_py":{"content":"# Keep the provided Book model unchanged.\nclass Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"# Keep the provided Movie model unchanged.\nclass Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_report_py":{"content":"def build_labels(items):\n # TODO: return a list containing item.label() for every item.\n pass\n"}},"solutionCode":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n","solutionFiles":{"main_py":{"content":"from models.book import Book\nfrom models.movie import Movie\nfrom services.catalog_report import build_labels\n\ncatalog = [\n Book(\"A Wrinkle in Time\"),\n Movie(\"Up\"),\n]\n\nfor label in build_labels(catalog):\n print(label)\n"},"models_book_py":{"content":"class Book:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Book: {self.title}\"\n"},"models_movie_py":{"content":"class Movie:\n def __init__(self, title):\n self.title = title\n\n def label(self):\n return f\"Movie: {self.title}\"\n"},"services_catalog_report_py":{"content":"def build_labels(items):\n labels = []\n for item in items:\n labels.append(item.label())\n return labels\n"}},"checks":{"0":{"message":"Return both labels so main.py can print two lines."}},"expectedOutput":"Book: A Wrinkle in Time\nMovie: Up"}},"practice":{"sc-polymorphism-mixed-list":{"title":"Why the mixed list works","prompt":"Why can one `catalog` list hold both `Book` and `Movie` objects?","hint":"Think about what lists can store in Python.","help":{"concept":"A list can store different objects, and later code can use shared behavior across them.","hint_1":"The objects do not need to be the same subclass.","hint_2":"The shared method name matters when the loop uses the list."},"options":{"a":"Because Python turns both objects into strings first","b":"Because a list can store different objects together","c":"Because Book secretly becomes Movie inside the list","d":"Because lists only allow subclasses of the same name"}},"fb-polymorphism-shared-call":{"title":"Choose the shared method","prompt":"Which shared method should be called on each item?","hint":"Use the method name both subclasses provide.","help":{"concept":"Polymorphism depends on one shared method name.","hint_1":"The method returns the display text for the catalog item.","hint_2":"It is not `title` or `self`."},"template":"for item in catalog:\n print(item.[blank1]())","choices":["label","title","Book","super"]},"dr-polymorphism-loop-order":{"title":"Order the loop steps","prompt":"Put these steps in order for a polymorphic helper.","hint":"Start with the list, then loop, then call the shared method.","help":{"concept":"A polymorphic helper follows a simple receive-loop-call-store pattern.","hint_1":"The list comes before the loop.","hint_2":"The append step happens after the method returns a value."},"tokens":{"t1":"Receive the mixed items list","t2":"Loop through each item","t3":"Call `item.label()`","t4":"Add the returned label to the results list"}},"sc-polymorphism-no-type-check":{"title":"Avoid the wrong pattern","prompt":"Which approach best matches polymorphism in this module?","hint":"Pick the choice that avoids class-by-class branches.","help":{"concept":"Polymorphism keeps later code generic by depending on shared method names.","hint_1":"The loop should call one shared method.","hint_2":"It should not need `if item is Book` checks."},"options":{"a":"Write a separate loop for every subclass forever","b":"Rename the method in each subclass so they are all different","c":"Check each object type before every method call","d":"Call the same method on each object in the mixed list"}}}}}},"python-data-functions":{"python-5-lists-tuples-and-dictionaries":{"creating-and-indexing-lists":{"label":"Kreye ak Endekse Lis","summary":"Kreye lis epi jwenn atik yo dapre pozisyon yo.","cards":{"course-introduction":{"title":"Course introduction"},"sketch0":{"title":"Sa yon lis ye"},"sketch1":{"title":"Kijan endeksasyon mache"},"sketch2":{"title":"Itilize valè lis nan sòti"},"quiz":{"title":"Kwiz"},"project":{"title":"Lis Debaz Pratik"}},"quiz":{"sc-first-index":{"title":"Endèks premye atik","prompt":"Ki endèks ki pran premye atik la nan yon lis Python?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"options":{"a":"Zewo","b":"Youn","c":"-Youn","d":"premye"}},"sc-whole-list":{"title":"Kreye yon lis","prompt":"Ki liy kòd la ki kreye kòrèkteman yon lis ki gen valè 3, 5, ak 7?","hint":"Chèche kwochè kare ki gen valè separe pa virg.","help":{"concept":"Lis Python yo ekri ak kròche kare alantou atik òdone ki separe pa virg.","hint_1":"Parantèz ak kròche kreye diferan kalite estrikti.","hint_2":"Chwazi opsyon ki itilize `[` ak `]` ak `3, 5, 7` andedan."},"options":{"a":"nimewo = [3, 5, 7]","b":"nimewo = 3, 5, 7, lis"}},"mc-valid-index-expressions":{"title":"Aksè valab nan lis la","prompt":"Chwazi tout ekspresyon ki jwenn aksè kòrèkteman ak yon atik nan `letters = [\"a\", \"b\", \"c\"]`.","hint":"Yon aksè valab itilize non lis la swiv pa yon endèks nan kwochè.","help":{"concept":"Pou jwenn yon atik nan lis la, Python itilize sentaks `list_name[index]` ak yon endèks nimerik.","hint_1":"Tcheke ki chwa ki itilize kwochè apre `letters`.","hint_2":"De chwa yo itilize modèl endeksasyon kòrèk la epi yo refere a pozisyon reyèl nan lis twa atik sa a."},"options":{"a":"lèt[0]","b":"lèt[2]","c":"lèt(1)"}},"mc-true-about-lists":{"title":"Reyalite sou lis","prompt":"Chwazi tout deklarasyon ki kòrèk sou lis Python yo.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Lis kenbe bagay yo an lòd.","b":"Premye atik nan yon lis gen endèks 0.","c":"Lis yo dwe gen sèlman chif.","d":"Kranpon kare yo itilize pou kreye lis."}},"dr-build-list-line":{"title":"Konstwi lis la liy pa liy","prompt":"Mete jeton yo nan lòd pou kreye yon liy kòd ki estoke `\"pen\"`, `\"pencil\"`, ak `\"eraser\"` nan yon lis ki rele `items`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"tokens":{"t1":"Atik","t2":"=","t3":"[","t4":"plim","t5":",","t6":"kreyon","t7":"bwòch","t8":"]"}},"dr-index-output-order":{"title":"Kòmande rezilta yo","prompt":"A program runs this code:\n\n`colors = [\"red\", \"blue\", \"green\"]`\n`print(colors[2])`\n`print(colors[0])`\n`print(colors[1])`\n\nArrange the printed lines in the order they appear in the output panel.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki mete aksyon Python an an plas.","hint_2":"Mete liy ki depann sou valè ki te egziste anvan yo apre valè sa yo fin egziste."},"tokens":{"t1":"vèt","t2":"wouj","t3":"ble"}},"fb-second-item":{"title":"Chwazi dezyèm atik la.","prompt":"Konplete kòd la pou enprime dezyèm atik ki nan lis la.","hint":"Dezyèm atik la itilize endèks pou tèm ki manke a.","help":{"concept":"Paske Python kòmanse endeksasyon nan 0, dezyèm atik la jwenn ak endèks tèm ki manke a.","hint_1":"Konte pozisyon yo kòm 0, tèm ki manke a, 2.","hint_2":"Sèvi ak endèks ki endike atik ki vin apre premye a."},"template":"letters = [\"a\", \"b\", \"c\"]\nprint(letters[[blank1]])","choices":["Zewo","Youn","de","twa"]},"fb-list-name":{"title":"Konplete lis la.","prompt":"Chwazi non varyab ki manke a pou lis la estoke nan`numbers`.","hint":"Se sèlman non ki devan `=` ki manke.","help":{"concept":"Nan yon asiyasyon, non varyab la ale sou bò gòch yon operatè asiyasyon (`=`) epi li resevwa valè lis la sou bò dwat.","hint_1":"Blank la ta dwe varyab ki pral kenbe valè a`[4, 8, 12]`.","hint_2":"Chwazi yon non varyab ki sansib, pa yon mo kle oswa yon fonksyon."},"template":"[blank1] = [4, 8, 12]","choices":["chif","Enprime","Endèks","lis()"]},"ci-print-first-last":{"title":"Enprime premye ak dènye atik lis la.","prompt":"Gen twa etikèt fwi ki vini youn apre lòt. Sere antre yo nan yon lis, epi enprime premye fwi a ak dènye fwi a sou liy separe.\n\nPa egzanp, si antre yo se`apple`\n,`banana`\n, ak`cherry`\n, pwogram ou an ta dwe enprime:\n`apple`\n\n`cherry`\n.","hint":"Li tach la \"Enprime premye ak dènye atik lis la\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"word1 = input()\nword2 = input()\nword3 = input()\n\n# Store the words in a list.\n# Then print the first item and the last item on separate lines.","solutionCode":"word1 = input()\nword2 = input()\nword3 = input()\n\nwords = [word1, word2, word3]\nprint(words[0])\nprint(words[2])","sourceChecks":{"0":{"message":"Sèvi ak endèks 0 pou li premye atik la olye pou enprime antre a dirèkteman."},"1":{"message":"Sèvi ak yon endèks pou li dènye atik la nan lis la."}}},"ci-print-second-number":{"title":"Enprime dezyèm nimewo a","prompt":"Yon tablo afichaj voye twa chif nan lòd. Mete yo nan yon lis, epi enprime dezyèm eleman ki nan lis sa a.\n\nPa egzanp, si done antre yo se `4`, `9`, ak `2`, pwogram ou an ta dwe enprime:\n`9`.","hint":"Dezyèm atik nan yon lis se nan endèks 1.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"a = int(input())\nb = int(input())\nc = int(input())\n\n# Put the numbers into a list.\n# Print the second item.","solutionCode":"a = int(input())\nb = int(input())\nc = int(input())\n\nnumbers = [a, b, c]\nprint(numbers[1])","sourceChecks":{"0":{"message":"Sèvi ak endèks 1 pou li dezyèm atik la nan lis la."}}},"ci-build-and-show-list":{"title":"Bati yon lis apati de antre","prompt":"Yon etajè penti bezwen yon envantè rapid. Rasanble twa koulè antre yo nan yon sèl lis epi enprime lis final la.\n\nPa egzanp, si antre yo se `red`, `blue`, ak `green`, pwogram ou an ta dwe enprime:\n`['red', 'blue', 'green']`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp yo te atann lan anvan ou verifye repons ou a."},"starterCode":"color1 = input()\ncolor2 = input()\ncolor3 = input()\n\n# Create a list with the three colors.\n# Print the whole list.","solutionCode":"color1 = input()\ncolor2 = input()\ncolor3 = input()\n\ncolors = [color1, color2, color3]\nprint(colors)","sourceChecks":{"0":{"message":"Kreye yon lis ak color1, color2, ak color3 anvan ou enprime li."}}},"try-creating-and-indexing-lists-checkpoint":{"title":"Endèks epi enprime valè lis la","prompt":"Kreye lis `[\"Ava\", \"Mia\", \"Zoe\"]`. Enprime premye non an, epi enprime siyati a.","hint":"Sèvi ak endèks `0` pou premye atik la ak `-1` pou dènye atik la.","help":{"concept":"Endeksasyon lis la pèmèt ou rekipere yon valè dapre pozisyon li.","hint_1":"Sèvi ak endèks `0` pou premye atik la ak `-1` pou dènye atik la.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"names = []\n\n# Create the list [\"Ava\", \"Mia\", \"Zoe\"].\n# Print the first name, then print the last name.\n","solutionCode":"names = [\"Ava\", \"Mia\", \"Zoe\"]\nprint(names[0])\nprint(names[-1])\n","sourceChecks":{"0":{"message":"Kreye lis non yo olye de enprime sèlman repons final yo."},"1":{"message":"Sèvi ak names[0] pou enprime premye non an olye pou w tape Ava dirèkteman."},"2":{"message":"Sèvi ak yon endèks sou non yo pou enprime siyati a olye pou tape Zoe dirèkteman."}}},"try-creating-and-indexing-lists-sketch0":{"title":"Enprime premye atik lis la ak dènye atik lis la.","prompt":"Sèvi ak endèks lis yo pou enprime premye ak dènye valè yo nan`items`.","hint":"Lis yo kenbe atik yo an lòd. Kòmanse pa enprime premye atik la nan atik yo.","help":{"concept":"Lis yo kenbe atik yo an lòd. Kòmanse pa enprime premye atik la nan atik yo.","hint_1":"Premye atik la se items[0]. Dènye atik la se items[-1].","hint_2":"Enprime chak valè sou pwòp liy li: premye wouj, apre sa vèt."},"starterCode":"items = ['red', 'blue', 'green']\n\n# Print the first item.\n# Then print the last item.\n","solutionCode":"items = ['red', 'blue', 'green']\nprint(items[0])\nprint(items[-1])\n","sourceChecks":{"0":{"message":"Sèvi ak items[0] pou premye atik la olye pou w tape red."},"1":{"message":"Sèvi ak yon endèks sou atik yo pou atik ki dènye a olye pou w tape green."}}},"try-creating-and-indexing-lists-sketch1":{"title":"Enprime dezyèm nimewo a","prompt":"Sèvi ak endèks `1` pou enprime dezyèm valè a nan `numbers`.","hint":"Enprime dezyèm nimewo ki nan lis la.","help":{"concept":"Enprime dezyèm nimewo a nan lis la.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"numbers = [4, 9, 2]\n\n# Print the second number in the list.\n","solutionCode":"numbers = [4, 9, 2]\nprint(numbers[1])\n","sourceChecks":{"0":{"message":"Itilize numbers[1] olye pou w tape 9 dirèkteman."}}},"try-creating-and-indexing-lists-sketch2":{"title":"Konstwi epi enprime yon lis","prompt":"Kreye yon lis ki rele \"`names`\" ak de varyab yo, epi enprime li.","hint":"Bati yon lis ki rele names ak first ak second.","help":{"concept":"Bati yon lis ki rele names ak first ak second.","hint_1":"Bati yon lis ki rele names ki gen premye ak dezyèm, epi enprime names.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"first = 'Ava'\nsecond = 'Mia'\n\n# Build a list named names with first and second.\n# Then print names.\n","solutionCode":"first = 'Ava'\nsecond = 'Mia'\nnames = [first, second]\nprint(names)\n","sourceChecks":{"0":{"message":"Bati non yo apati varyab premye ak dezyèm, pa tape lis final la dirèkteman."}}}},"tryIt":{"try_creating_and_indexing_lists_checkpoint":{"title":"Eseye l poukont ou","prompt":"Kreye lis `[\"Ava\", \"Mia\", \"Zoe\"]`. Enprime premye non an, epi enprime siyati a."},"try_creating_and_indexing_lists_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak endèks lis yo pou enprime premye ak dènye valè yo nan`items`."},"try_creating_and_indexing_lists_sketch1":{"title":"Eseye l poukont ou","prompt":"Sèvi ak endèks `1` pou enprime dezyèm valè a nan `numbers`."},"try_creating_and_indexing_lists_sketch2":{"title":"Eseye l poukont ou","prompt":"Kreye yon lis ki rele `names` ak de varyab yo, epi enprime li."},"allowReveal":true},"projectSteps":{"ci_print_first_last":{"title":"Enprime premye ak dènye atik lis la."},"ci_print_second_number":{"title":"Enprime dezyèm nimewo a"},"ci_build_and_show_list":{"title":"Bati yon lis apati de antre"}}},"dictionary-basics":{"label":"Baz diksyonè","summary":"Sere ak rekipere valè lè w itilize kle.","cards":{"sketch0":{"title":"Sa yon diksyonè ye"},"sketch1":{"title":"Chèche valè pa kle"},"sketch2":{"title":"Kreye ak mete ajou antre diksyonè"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratik sou Baz Diksyonè"}},"quiz":{"sc-dict-best-choice":{"title":"Chwazi pi bon koleksyon an","prompt":"Ki koleksyon ki pi apwopriye pou estoke non yon moun, laj li, ak vil li ansanm ak etikèt pou chak valè?","hint":"Chwazi koleksyon ki estoke pè kle-valè ki make.","help":{"concept":"Diksyonè yo fèt pou done kote chak valè gen yon etikèt, tankou non, laj, oswa vil.","hint_1":"Yon lis estoke atik pa pozisyon, men kesyon sa a bezwen etikèt ki lye ak valè.","hint_2":"Chèche koleksyon ki pèmèt ou ekri kle tankou \"non\" ak \"laj\"."},"options":{"a":"Yon diksyonè","b":"Yon tup","c":"Yon sèl kòd","d":"Yon kantite"}},"sc-dict-lookup":{"title":"Li yon valè pa kle","prompt":"Bay `pet = {\"type\": \"cat\", \"age\": 3}`, ki ekspresyon bay valè `\"cat\"`?","hint":"Sèvi ak kle a, pa yon pozisyon nimerik.","help":{"concept":"Valè diksyonè yo jwenn ak kle yo andedan krèy kare.","hint_1":"Kle pou `\"cat\"` se `\"type\"`.","hint_2":"Sèvi ak non diksyonè a, epi mete l ant kwochè kare ki gen kle chèn nan."},"options":{"a":"bèt[0]","b":"bèt kay(\"kalite\")","c":"tip[\"pet\"]"}},"mc-dict-parts":{"title":"Idantifye pati diksyonè yo","prompt":"Ki deklarasyon sou diksyonè sa a ki kòrèk?\n\n`item = {\"name\": \"pen\", \"price\": 2}`\n\nChwazi tout repons ki kòrèk.","hint":"Separe kle yo ak valè yo nan chak pè.","help":{"concept":"Nan yon diksyonè, chak antre gen yon kle sou bò gòch kolon an ak yon valè sou bò dwat la.","hint_1":"Tcheke pè `\"name\": \"pen\"` ak pè `\"price\": 2`.","hint_2":"Chèn ki anvan kolon yo se kle; done ki apre kolon yo se valè."},"options":{"a":"`\"name\"` se yon kle","b":"`\"pen\"` se yon valè","c":"`2` se yon valè","d":"`\"price\"` se yon valè"}},"mc-dict-operations":{"title":"Aksyon diksyonè valab","prompt":"Ki liy ki mache kòrèkteman ak yon diksyonè ki rele `scores = {\"Ava\": 10, \"Ben\": 8}`? Chwazi tout repons ki kòrèk.","hint":"Panse pou w chèche pa kle epi asiyen pa kle.","help":{"concept":"Ou ka li valè yon diksyonè ak `dict[key]` epi mete ajou oswa ajoute antre ak `dict[key] = value`.","hint_1":"Yon modèl kòrèk li yon valè lè l sèvi avèk yon kle non ki nan kranpon kare.","hint_2":"Yon lòt modèl kòrèk chanje oswa ajoute yon valè lè li mete yon kle nan kwochè sou bò gòch `=`."},"options":{"a":"`scores[\"Ava\"]`","b":"`scores[1]`","c":"`scores[\"Ben\"] = 9`","d":"`scores.add(\"Kai\", 7)`"}},"dr-dict-create-order":{"title":"Bati yon diksyonè etap pa etap","prompt":"Mete moso kòd sa yo nan lòd ki kòrèk pou kreye yon diksyonè epi enprime yon valè.","hint":"Kreye diksyonè a an premye, epi li ladan l.","help":{"concept":"Python dwe kreye epi asiyen diksyonè a anvan ou ka chèche yon valè ladan l.","hint_1":"Kòmanse ak non varyab la ak asiyasyon li bay yon literèl diksyonè.","hint_2":"Liy enprime a ta dwe vini apre diksyonè a egziste, epi rechèch la itilize kle a `\"name\"`."},"tokens":{"t1":"moun = {","t2":"Non: Ava","t3":"}","t4":"print(person[\"name\"])"}},"dr-dict-update-order":{"title":"Kòmande yon egzanp mizajou","prompt":"Aranje liy sa yo pou kreye yon diksyonè, mete yon valè ajou, epi enprime rezilta ki ajou a.","hint":"Diksyonè a dwe egziste anvan liy mizajou a.","help":{"concept":"Mizajou yon diksyonè itilize asiyasyon ak yon kle apre diksyonè a deja kreye.","hint_1":"Premyeman, kreye `stock`, apre sa chanje valè pou `\"apples\"`, epi enprime li.","hint_2":"Liy enprime a dwe vini an dènye paske li ta dwe montre valè ki mete ajou a, pa sa ki orijinal la."},"tokens":{"t1":"stòk = {\"pòm\": 5}","t2":"stock[\"pòm\"] = 7","t3":"print(stock[\"apples\"])"}},"fb-dict-literal":{"title":"Konplete yon diksyonè literal","prompt":"Chwazi valè ki manke a pou fini antre diksyonè a.","hint":"Espas vid la dwe valè ki asosye ak kle `\"color\"` la.","help":{"concept":"Yon antre nan diksyonè gen fòm `key: value`, kidonk pati ki manke a se valè pou yon kle.","hint_1":"Kle a deja ekri kòm `\"color\"`.","hint_2":"Chwazi opsyon ki ka sèvi kòm valè chèn ki estoke pou kle sa a."},"template":"penti = {\"koulè\": [blank1]}","choices":["ble","koulè","Pano nòt leson","Chwazè tèm koulè"]},"fb-dict-key-lookup":{"title":"Konplete yon rechèch kle","prompt":"Chwazi kle ki manke a pou ekspresyon an jwenn valè laj la.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa demann lan dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"person = {\"name\": \"Ivy\", \"age\": 12}\nprint(person[[blank1]])","choices":["laj","douz","Ivy","Zewo"]},"ci-make-dictionary":{"title":"Retounen yon diksyonè senp","prompt":"Ekri `make_book(title, pages)` pou li retounen yon diksyonè ki dekri liv la. Diksyonè a ta dwe itilize kle `\"title\"` ak `\"pages\"`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_book(title, pages):\n # return a dictionary with keys \"title\" and \"pages\"\n pass","solutionCode":"def make_book(title, pages):\n return {\"title\": title, \"pages\": pages}"},"ci-get-score":{"title":"Chèche yon valè nan yon diksyonè","prompt":"Ekri `get_score(scores, name)` pou li ka chèche `name` nan diksyonè `scores` la epi retounen nòt sa a.","hint":"Li tach la \"Chèche yon valè nan yon diksyonè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"def get_score(scores, name):\n # return the score for the given name\n pass","solutionCode":"def get_score(scores, name):\n return scores[name]"},"ci-update-dictionary":{"title":"Ajoute oswa mete ajou yon antre diksyonè","prompt":"Ekri `set_price(prices, item, amount)` pou mete ajou diksyonè `prices` la ak atik ak kantite yo bay, epi retounen diksyonè ki mete ajou a.","hint":"Li tach la \"Ajoute oswa mete ajou yon antre diksyonè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp yo te atann lan anvan ou verifye repons ou a."},"starterCode":"def set_price(prices, item, amount):\n # update the dictionary and return it\n pass","solutionCode":"def set_price(prices, item, amount):\n prices[item] = amount\n return prices"},"try-dictionary-basics-checkpoint":{"title":"Kreye epi li yon diksyonè","prompt":"Kreye yon diksyonè pou `name` ak `score`, epi enprime nòt la.","hint":"Sèvi ak kle `\"score\"` pou li valè a.","help":{"concept":"Yon diksyonè estoke valè anba kle ki gen non.","hint_1":"Sèvi ak kle `\"score\"` pou li valè a.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"student = {}\n\n# Store name Ava and score 92.\n# Then print the score.\n","solutionCode":"student = {\"name\": \"Ava\", \"score\": 92}\nprint(student[\"score\"])\n","sourceChecks":{"0":{"message":"Kreye yon varyab diksyonè ki rele student."},"1":{"message":"Sèvi ak kle nòt la pou li nòt la nan elèv la."}}},"try-dictionary-basics-sketch0":{"title":"Enprime valè yon diksyonè","prompt":"Sèvi ak kle `'name'` pou li yon valè nan diksyonè a.","hint":"Enprime non ki nan pwofil la.","help":{"concept":"Enprime non ki nan pwofil la.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"profile = {'name': 'Ava', 'age': 12}\n\n# Print the name from profile.\n","solutionCode":"profile = {'name': 'Ava', 'age': 12}\nprint(profile['name'])\n","sourceChecks":{"0":{"message":"Itilize profile[\"name\"] olye pou w tape Ava dirèkteman."}}},"try-dictionary-basics-sketch1":{"title":"Mizajou yon laj","prompt":"Bay yon nouvo valè pou yon kle ki deja egziste nan yon diksyonè.","hint":"Chanje laj la pou 12.","help":{"concept":"Chanje laj la pou 12.","hint_1":"Chanje laj la pou 12, epi enprime diksyonè pwofil la.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"profile = {'name': 'Mia', 'age': 11}\n\n# Change age to 12.\n# Then print the profile dictionary.\n","solutionCode":"profile = {'name': 'Mia', 'age': 11}\nprofile['age'] = 12\nprint(profile)\n","sourceChecks":{"0":{"message":"Mete aj nan pwofil la a 12 olye pou ranplase diksyonè final la."}}},"try-dictionary-basics-sketch2":{"title":"Kreye epi enprime yon diksyonè nòt.","prompt":"Bati yon diksyonè ak de pè kle-valè, epi enprime li.","hint":"Kreye yon diksyonè ki rele scores ak Ava: 92 ak Mia: 85.","help":{"concept":"Kreye yon diksyonè ki rele scores ak Ava: 92 ak Mia: 85.","hint_1":"Kreye yon diksyonè ki rele scores ak Ava: 92 ak Mia: 85, epi enprime scores yo.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"# Create a dictionary named scores with Ava: 92 and Mia: 85.\n# Then print scores.\n","solutionCode":"scores = {'Ava': 92, 'Mia': 85}\nprint(scores)\n","sourceChecks":{"0":{"message":"Kreye yon varyab diksyonè ki rele scores."},"1":{"message":"Sèvi ak Ava kòm yon kle nan nòt yo."},"2":{"message":"Sèvi ak Mia kòm yon kle nan nòt yo."}}}},"tryIt":{"try_dictionary_basics_checkpoint":{"title":"Eseye l poukont ou","prompt":"Kreye yon diksyonè pou `name` ak `score`, epi enprime nòt la."},"try_dictionary_basics_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak kle `'name'` pou li yon valè nan diksyonè a."},"try_dictionary_basics_sketch1":{"title":"Eseye l poukont ou","prompt":"Bay yon nouvo valè pou yon kle ki egziste deja nan yon diksyonè."},"try_dictionary_basics_sketch2":{"title":"Eseye l poukont ou","prompt":"Bati yon diksyonè ak de pè kle-valè, epi enprime li."},"allowReveal":true},"projectSteps":{"ci_make_dictionary":{"title":"Retounen yon diksyonè senp"},"ci_get_score":{"title":"Chèche yon valè nan yon diksyonè"},"ci_update_dictionary":{"title":"Ajoute oswa mete ajou yon antre diksyonè"}}},"list-methods-and-mutation":{"label":"Lis Metòd ak Mutasyon","summary":"Sèvi ak metòd lis komen tankou append, remove, pop, ak sort, epi aprann kijan yo chanje lis orijinal la.","cards":{"sketch0":{"title":"Sa mityasyon vle di pou lis yo"},"sketch1":{"title":"Sèvi ak append, remove, ak pop"},"sketch2":{"title":"Trie lis yo epi veye pou erè komen yo"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike Pwogram Mutasyon Lis"}},"quiz":{"sc-1":{"title":"Ki metòd ki ajoute nan fen an?","prompt":"Ki metòd lis la ki ajoute yon nouvo atik nan fen yon lis?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"options":{"a":"Ajoute()","b":"retire()","c":"retire()","d":"klase()"}},"sc-2":{"title":"Ki sa pop retounen?","prompt":"Nan Python, kisa `items.pop(1)` retounen?","hint":"`pop()` Li chanje lis la epi li ba ou yon bagay an retou.","help":{"concept":"`pop(index)` Li retire atik ki nan endèks bay la epi li retounen atik sa a ki te retire a.","hint_1":"Endèks `1` vle di dezyèm atik nan lis la.","hint_2":"Valè retou a se pa lis kout la li menm; se eleman ki te retire a."},"options":{"a":"Atik ki te retire nan endèks 1","b":"Yon kopi tout lis la","c":"Longè lis la apre retire","d":"Anyen ditou"}},"mc-1":{"title":"Metòd ki modifye yon lis","prompt":"Ki nan operasyon sa yo ki chanje lis orijinal la? Chwazi tout sa ki aplike.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Ajoute (5)","b":"retire(5)","c":"klase()","d":"longè(my_list)"}},"mc-2":{"title":"Metòd lis valab yo itilize","prompt":"Ki liy ki fason valab pou itilize metòd lis komen sou`numbers = [3, 1, 2]`? Chwazi tout sa ki aplike.","hint":"Tcheke si chak non metòd koresponn ak kalite agiman li espere a.","help":{"concept":"Metòd lis diferan mande diferan antre: `append` pran yon valè, `remove` pran yon valè, epi `pop` anjeneral pran yon endèks.","hint_1":"Mande si metòd la ap retire pa valè oswa pa pozisyon.","hint_2":"Youn nan chwa yo melanje konpòtman `remove` ak endèks, epi yon lòt chwa itilize `sort` ak yon agiman li pa bezwen isit la."},"options":{"a":"nimewo.ajoute(4)","b":"nimewo.retire(1)","c":"nimewo.pop(0)","d":"nimewo.klase(2)"}},"dr-1":{"title":"Ajoute apre sa enspekte","prompt":"Mete etap sa yo nan lòd kòrèk pou ajoute yon eleman nan yon lis epi afiche lis ki mete ajou a.","hint":"Premyeman kreye lis la, apre sa chanje li, epi enprime li.","help":{"concept":"Yon pwogram lis kout anjeneral swiv yon sekans: kreye done, modifye done, epi enspekte rezilta a avèk `print()`.","hint_1":"Ou pa ka ajoute nan yon lis anvan lis la egziste.","hint_2":"Enprime a dwe fèt apre ajoute a si ou vle wè lis ki chanje a."},"tokens":{"t1":"nimewo = [1, 2]","t2":"nimewo.ajoute(7)","t3":"print(numbers)"}},"dr-2":{"title":"Retire, gonfle, epi enprime","prompt":"Aranje liy yo pou kreye yon pwogram ki retire `\"b\"`, epi mete dènye atik ki rete a nan `taken`, epi enprime `taken`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann de valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"lèt = [\"a\", \"b\", \"c\"]","t2":"letters.remove(\"b\")","t3":"tire = pop() nan lèt yo","t4":"print(taken)"}},"fb-1":{"title":"Konplete yon apèl apendiks","prompt":"Chwazi valè ki fè `numbers.append(...)` ajoute `10` nan lis la.","hint":"`append()` bezwen atik ou vle ajoute a anndan parantèz yo.","help":{"concept":"Pou ajoute yon atik nan fen yon lis, mete atik sa a kòm agiman pou `append()`.","hint_1":"Blank la se nouvo valè k ap ajoute a, se pa non lis la oswa non metòd la.","hint_2":"Chwazi opsyon ki ta fè lis la jwenn nimewo dis."},"template":"nimewo = [1, 2]\nnimewo.ajoute([blank1])","choices":["chif","Ajoute","diz","pòp"]},"fb-2":{"title":"Konplete yon deklarasyon triyaj","prompt":"Chwazi non metòd la ki klase `scores` sou plas.","hint":"Metòd sa a mete atik lis yo nan lòd epi chanje lis la li menm.","help":{"concept":"`the missing term()` se metòd entegre lis la pou ranje atik lis yo anplas.","hint_1":"Videyo a ta dwe yon metòd ki travay dirèkteman sou yon varyab lis.","hint_2":"Se pa yon metòd pou ajoute oswa retire atik."},"template":"scores = [4, 1, 3]\nscores.[blank1]()","choices":["Ajoute","retire","klase","pòp"]},"ci-1":{"title":"Ajoute yon atik epi enprime lis la.","prompt":"Yon bwat kreyon deja gen `pen` ak `pencil`. Li yon lòt atik nan antre a, ajoute l nan `items`, epi enprime lis ki mete ajou a.\n\nPa egzanp, si antre a se `eraser`, pwogram ou an ta dwe enprime:\n`['pen', 'pencil', 'eraser']`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"item = input()\nitems = [\"pen\", \"pencil\"]\n\n# Add the input item to the list.\n# Then print the updated list.","solutionCode":"item = input()\nitems = [\"pen\", \"pencil\"]\nitems.append(item)\nprint(items)","sourceChecks":{"0":{"message":"Itilize items.append(item) pou lis la vrèman modifye."}}},"ci-2":{"title":"Retire yon valè epi montre rezilta a","prompt":"The list `colors` starts as `['red', 'blue', 'green']`. Read one color from input, remove that value from the list, and print the updated list.\n\nFor example, if the input is `blue`, your program should print:\n`['red', 'green']`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"color = input()\ncolors = ['red', 'blue', 'green']\n\n# Remove the input color from the list.\n# Then print the updated list.","solutionCode":"color = input()\ncolors = ['red', 'blue', 'green']\ncolors.remove(color)\nprint(colors)","sourceChecks":{"0":{"message":"Itilize colors.remove(color) pou lis la vrèman modifye."}}},"ci-3":{"title":"Klase nimewo yo nan antre a","prompt":"Twa nòt kwiz parèt nan yon lòd ki pa kòrèk. Mete chif ki antre yo nan fonksyon ``numbers`` la, klase lis la de pi piti a pi gwo, epi enprime lis ki klase a.\n\nPa egzanp, si chif ki antre yo se `9`, `2`, ak `5`, pwogram ou an ta dwe enprime:\n`[2, 5, 9]`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"a = int(input())\nb = int(input())\nc = int(input())\n\nnumbers = [a, b, c]\n\n# Sort the list.\n# Then print the sorted list.","solutionCode":"a = int(input())\nb = int(input())\nc = int(input())\n\nnumbers = [a, b, c]\nnumbers.sort()\nprint(numbers)","sourceChecks":{"0":{"message":"Sèvi ak numbers.sort() pou lis la vrèman klase an plas."}}},"try-list-methods-and-mutation-checkpoint":{"title":"Ajoute 10 nan yon lis","prompt":"Kòmanse ak `numbers = [3, 1, 2]`. Ajoute `10` nan fen lis la, epi enprime lis ki mete ajou a.","hint":"Sèvi ak `append()` pou ajoute yon atik nan fen an.","help":{"concept":"`append(value)` Li modifye lis orijinal la lè li ajoute yon atik nan fen an.","hint_1":"Sèvi ak `append()` pou ajoute yon atik nan fen an.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"numbers = [3, 1, 2]\n\n# Add 10 to the end of the list.\n# Then print the updated list.\n","solutionCode":"numbers = [3, 1, 2]\nnumbers.append(10)\nprint(numbers)\n","sourceChecks":{"0":{"message":"Itilize numbers.append(10) pou lis la vrèman chanje."}}},"try-list-methods-and-mutation-sketch0":{"title":"Ajoute 10 epi enprime lis la.","prompt":"Sèvi ak `append(10)` pou ajoute `10` nan lis la, epi enprime lis ki mete ajou a.","hint":"Ajoute 10 nan fen lis la.","help":{"concept":"Ajoute 10 nan fen lis la.","hint_1":"Ajoute 10 nan fen lis la, epi enprime lis ki mete ajou a.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"numbers = [3, 1, 2]\n\n# Add 10 to the end of the list.\n# Then print the updated list.\n","solutionCode":"numbers = [3, 1, 2]\nnumbers.append(10)\nprint(numbers)\n","sourceChecks":{"0":{"message":"Sèvi ak numbers.append(10) pou lis la vrèman chanje."}}},"try-list-methods-and-mutation-sketch1":{"title":"Retire bannann nan epi lage dènye atik la.","prompt":"Sèvi ak `remove()` ak `pop()` pou chanje lis la epi montre sa ki rete.","hint":"Retire 'banana'.","help":{"concept":"Retire 'banana'.","hint_1":"Retire 'banana'. Apre sa, mete dènye atik ki rete a nan last_item.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"fruits = ['apple', 'banana', 'cherry']\n\n# Remove 'banana'.\n# Pop the last remaining item into last_item.\n# Print fruits, then print last_item.\n","solutionCode":"fruits = ['apple', 'banana', 'cherry']\nfruits.remove('banana')\nlast_item = fruits.pop()\nprint(fruits)\nprint(last_item)\n","sourceChecks":{"0":{"message":"Rele fruits.remove('banana') olye pou w ranplase lis final la dirèkteman."},"1":{"message":"Sere rezilta fruits.pop() nan last_item olye pou w tape cherry dirèkteman."}}},"try-list-methods-and-mutation-sketch2":{"title":"Triye epi enprime non yo","prompt":"Rele `sort()` anvan ou enprime pou lis orijinal la ka nan lòd.","hint":"Trie lis la alfabetikman.","help":{"concept":"Trie lis la alfabetikman.","hint_1":"Trie lis la alfabetikman, epi enprime lis triye a.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"names = ['Zoe', 'Ava', 'Mia']\n\n# Sort the list alphabetically.\n# Then print the sorted list.\n","solutionCode":"names = ['Zoe', 'Ava', 'Mia']\nnames.sort()\nprint(names)\n","sourceChecks":{"0":{"message":"Sèvi ak names.sort() pou lis la vrèman triye."}}}},"tryIt":{"try_list_methods_and_mutation_checkpoint":{"title":"Eseye l poukont ou","prompt":"Kòmanse ak `numbers = [3, 1, 2]`. Ajoute `10` nan fen lis la, epi enprime lis ki mete ajou a."},"try_list_methods_and_mutation_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak `append(10)` pou ajoute `10` nan lis la, epi enprime lis ki mete ajou a."},"try_list_methods_and_mutation_sketch1":{"title":"Eseye l poukont ou","prompt":"Sèvi ak `remove()` ak `pop()` pou chanje lis la epi montre sa ki rete."},"try_list_methods_and_mutation_sketch2":{"title":"Eseye l poukont ou","prompt":"Rele `sort()` anvan ou enprime pou lis orijinal la ka nan lòd."},"allowReveal":true},"projectSteps":{"ci_1":{"title":"Ajoute yon atik epi enprime lis la."},"ci_2":{"title":"Retire yon valè epi montre rezilta a"},"ci_3":{"title":"Klase nimewo yo nan antre a"}}},"looping-through-lists":{"label":"Fè sik nan lis yo","summary":"Trete chak atik nan lis la epi konstwi rezilta derive yo.","cards":{"sketch0":{"title":"Sa yon bouk lis fè"},"sketch1":{"title":"Sèvi ak yon bouk pou konstwi yon nouvo lis"},"sketch2":{"title":"Chwazi non varyab bouk ki klè"},"quiz":{"title":"Kwiz"},"project":{"title":"Egzèsis: Fè yon bouk sou lis yo"}},"quiz":{"sc-loop-item-name":{"title":"Chwazi varyab bouk la","prompt":"Nan kòd sa a, kisa `fruit` reprezante?\n\n```python\nfruits = [\"apple\", \"banana\", \"pear\"]\nfor fruit in fruits:\n print(fruit)\n```","hint":"Gade sa ki vini apre `for` epi anvan `in`.","help":{"concept":"Nan yon bouk `for item in list`, varyab ki apre `for` estoke yon atik aktyèl nan lis la pandan chak bouk.","hint_1":"`fruit` Chanje pandan bouk la ap pase nan`\"apple\"`, epi `\"banana\"`, epi `\"pear\"`.","hint_2":"Se pa non lis la antye. Se valè endividyèl k ap trete chak fwa."},"options":{"a":"Tout lis fwi yo","b":"Yon atik nan lis la chak fwa","c":"Nimewo endèks chak fwi","d":"Yon mo kle entegre nan Python"}},"sc-empty-list-start":{"title":"Kòmanse yon nouvo lis rezilta","prompt":"Ou vle pase atravè yon lis epi ranmase valè ki chanje yo nan yon nouvo lis. Ki liy ki kòrèkteman kreye yon lis vid pou kòmanse?","hint":"Ou bezwen sentaks pou yon literal lis vid.","help":{"concept":"Lè w ap konstwi yon lis derive, ou anjeneral kòmanse ak yon lis vid epi ou ajoute atik yo avèk `append()` andedan bouk la.","hint_1":"Yon lis vid itilize kwochè kare san anyen andedan.","hint_2":"Chèche opsyon ki kreye yon lis, pa yon chèn, nimewo, oswa apèl enprime."},"options":{"a":"rezilta = ()","b":"print(result)"}},"mc-loop-uses":{"title":"Sa yon bouk sou yon lis ka fè","prompt":"Ki aksyon ki rezon komen pou itilize yon bouk sou yon lis? Chwazi tout sa ki aplikab.","hint":"Panse sou travay ou repete yon fwa pou chak atik.","help":{"concept":"Yo itilize bouk lis pou trete chak atik, tankou enprime valè yo, tcheke kondisyon yo, oswa konstwi yon nouvo lis apati atik ki transfòme.","hint_1":"Yon bouk itil lè menm aksyon an dwe fèt pou chak atik nan lis la.","hint_2":"Chèche opsyon sou pwosesis repete atik yo, pa sou chanje sentaks Python la li menm."},"options":{"a":"Enprime chak atik","b":"Bati yon nouvo lis apati atik ki chanje yo","c":"Tcheke si atik yo satisfè yon kondisyon","d":"Chanje non mo kle Python yo"}},"mc-good-loop-names":{"title":"Chwazi non varyab bouk ki klè","prompt":"Pou lis `scores = [88, 91, 76]`, ki non varyab bouk yo ki klè e ki apwopriye? Chwazi tout sa ki aplike.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"pwen","b":"atik","c":"pwen","d":"Valè nòt"}},"dr-build-derived-list":{"title":"Kòmande etap yo pou konstwi yon lis derive","prompt":"Mete etap sa yo nan lòd kòrèk pou konstwi yon nouvo lis apati yon lis ki egziste deja.","hint":"Kòmanse pa kreye nouvo lis la anvan bouk la kòmanse.","help":{"concept":"Pou konstwi yon lis derive, premye kreye yon lis vid, apre sa fè yon bouk sou lis orijinal la, kalkile chak nouvo valè, epi ajoute li.","hint_1":"Konfigirasyon lis vid la fèt anvan okenn atik trete.","hint_2":"Anndan bouk la, ou premye pran atik aktyèl la, apre sa ou kreye valè ki chanje a, epi ou ajoute li nan lis rezilta a."},"tokens":{"t1":"Kreye yon lis rezilta vid","t2":"Kòmanse yon bouk sou lis orijinal la","t3":"Kalkile valè ki chanje pou atik aktyèl la.","t4":"Ajoute valè ki chanje a nan lis rezilta a."}},"dr-read-loop-header":{"title":"Li bouk la nan lòd","prompt":"Mete pati sa yo nan deklarasyon bouk la nan lòd kòrèk pou kreye yon tèt bouk Python ki valab.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Aranje moso yo selon estrikti fraz la.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Mete moso yo nan lòd ki fè fraz la valab."},"tokens":{"t1":"pou","t2":"koulè","t3":"nan","t4":"koulè","t5":":"}},"fb-append-call":{"title":"Konplete liy lan","prompt":"Ranpli non metòd ki manke a pou ajoute chak atik ki chanje nan lis rezilta a.","hint":"Sèvi ak metòd lis la ki ajoute yon atik nan fen an.","help":{"concept":"Lè w ap konstwi yon nouvo lis nan yon bouk,`the missing term()` ajoute yon valè alafwa nan fen lis la.","hint_1":"Metòd la rele sou lis w ap konstwi a, tankou `result.method(value)`.","hint_2":"Se metòd lis komen ki itilize nan bouk pou debutan pou kolekte nouvo valè."},"template":"rezilta.[espas1](nimewo * 2)","choices":["Ajoute","ajoute","antre","Enprime"]},"fb-loop-keyword":{"title":"Konplete antèt bouk la","prompt":"Ranpli mo kle ki manke a pou kòmanse yon bouk sou yon lis.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"template":"[blank1] atik nan atik yo:","choices":["pou","si","pandan","defini"]},"ci-print-each-item":{"title":"Enprime chak atik nan yon lis","prompt":"Yon apèl lis abri estoke twa non bèt nan`animals`\n. Fè yon bouk sou`animals`\nepi enprime chak non sou yon liy pa l.\n\nPa egzanp, si antre yo se`cat`\n,`dog`\n, ak`fox`\n, pwogram ou an ta dwe enprime:\n`cat`\n\n`dog`\n\n`fox`\n.","hint":"Bati lis la ak twa valè antre yo anvan bouk la kòmanse.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"first = input()\nsecond = input()\nthird = input()\n\nanimals = [first, second, third]\n\n# Loop through animals and print each one.\n","solutionCode":"first = input()\nsecond = input()\nthird = input()\n\nanimals = [first, second, third]\n\nfor animal in animals:\n print(animal)\n","sourceChecks":{"0":{"message":"Sèvi ak yon bouk for sou bèt yo olye pou w enprime chak varyab manyèlman."}}},"ci-double-list-function":{"title":"Retounen yon lis doub","prompt":"Ekri `double_numbers(numbers)` pou li konstwi yon nouvo lis ki gen chak nimewo doub, epi retounen nouvo lis sa a.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare rezilta a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"def double_numbers(numbers):\n # build and return a new list\n pass","solutionCode":"def double_numbers(numbers):\n result = []\n for number in numbers:\n result.append(number * 2)\n return result"},"ci-count-long-words":{"title":"Konte mo ki gen plis pase 4 lèt","prompt":"Ekri `count_long_words(words)` pou li retounen konbyen mo ki nan lis la ki gen plis pase 4 lèt.","hint":"Li tach la \"Konte mo ki gen plis pase 4 lèt\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare rezilta a ak egzanp ki atann lan anvan ou verifye repons ou a."},"starterCode":"def count_long_words(words):\n # return the number of words longer than 4 letters\n pass","solutionCode":"def count_long_words(words):\n count = 0\n for word in words:\n if len(word) > 4:\n count += 1\n return count"},"try-looping-through-lists-checkpoint":{"title":"Fè yon sik sou non yo","prompt":"Fè yon bouk sou `names = [\"Ava\", \"Mia\", \"Zoe\"]` epi enprime chak non sou pwòp liy li.","hint":"Sèvi ak yon bouk `for`.","help":{"concept":"Yon bouk `for` ka vizite chak valè nan yon lis.","hint_1":"Sèvi ak yon bouk `for`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"names = [\"Ava\", \"Mia\", \"Zoe\"]\n\n# Print each name on its own line.\n","solutionCode":"names = [\"Ava\", \"Mia\", \"Zoe\"]\nfor name in names:\n print(name)\n","sourceChecks":{"0":{"message":"Sèvi ak yon bouk for sou non yo olye pou w enprime chak non manyèlman."}}},"try-looping-through-lists-sketch0":{"title":"Enprime chak bèt","prompt":"Fè yon sik atravè lis la epi enprime chak atik.","hint":"Sèvi ak yon bouk for pou enprime chak bèt sou pwòp liy li.","help":{"concept":"Sèvi ak yon bouk for pou enprime chak bèt sou pwòp liy li.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"animals = ['cat', 'dog', 'fox']\n\n# Use a for loop to print each animal on its own line.\n","solutionCode":"animals = ['cat', 'dog', 'fox']\nfor animal in animals:\n print(animal)\n","sourceChecks":{"0":{"message":"Sèvi ak yon bouk for sou bèt yo olye pou w tape chak bèt dirèkteman."}}},"try-looping-through-lists-sketch1":{"title":"Adisyone nòt yo","prompt":"Sèvi ak yon total k ap kouri andedan yon bouk.","hint":"Ajoute chak nòt nan total la lè w itilize yon bouk.","help":{"concept":"Ajoute chak nòt nan total la lè w itilize yon bouk.","hint_1":"Ajoute chak nòt nan total la ak yon bouk, epi enprime total la.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"scores = [4, 6, 10]\ntotal = 0\n\n# Add each score to total using a loop.\n# Then print total.\n","solutionCode":"scores = [4, 6, 10]\ntotal = 0\nfor score in scores:\n total += score\nprint(total)\n","sourceChecks":{"0":{"message":"Fè yon bouk sou nòt yo olye pou w tape total final la."},"1":{"message":"Ajoute chak nòt nan total la andedan bouk la."}}},"try-looping-through-lists-sketch2":{"title":"Konstwi nimewo doub","prompt":"Ajoute yon rezilta derive pou chak atik nan lis antre a.","hint":"Fè yon bouk sou chif yo epi ajoute chak valè ki double.","help":{"concept":"Fè yon bouk sou nimewo yo epi ajoute chak valè doub.","hint_1":"Fè yon bouk sou nimewo yo epi ajoute chak valè doub, apre sa enprime valè doub la.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"numbers = [1, 2, 3]\ndoubled = []\n\n# Loop through numbers and append each doubled value.\n# Then print doubled.\n","solutionCode":"numbers = [1, 2, 3]\ndoubled = []\nfor number in numbers:\n doubled.append(number * 2)\nprint(doubled)\n","sourceChecks":{"0":{"message":"Fè yon bouk sou chif yo olye pou w tape lis doub final la."},"1":{"message":"Sèvi ak doubled.append(...) pou konstwi lis la."}}}},"tryIt":{"try_looping_through_lists_checkpoint":{"title":"Eseye l poukont ou","prompt":"Fè yon bouk sou `names = [\"Ava\", \"Mia\", \"Zoe\"]` epi enprime chak non sou pwòp liy li."},"try_looping_through_lists_sketch0":{"title":"Eseye l poukont ou","prompt":"Fè yon sik atravè lis la epi enprime chak atik."},"try_looping_through_lists_sketch1":{"title":"Eseye l poukont ou","prompt":"Sèvi ak yon total k ap kouri andedan yon bouk."},"try_looping_through_lists_sketch2":{"title":"Eseye l poukont ou","prompt":"Ajoute yon rezilta derive pou chak atik nan lis antre a."},"allowReveal":true},"projectSteps":{"ci_print_each_item":{"title":"Enprime chak atik nan yon lis"},"ci_double_list_function":{"title":"Retounen yon lis doub"},"ci_count_long_words":{"title":"Konte mo ki gen plis pase 4 lèt"}}},"module-5-workshop-schedule-project":{"label":"Module 5 Workshop Schedule Project","summary":"A community learning center needs one schedule board built from fixed session records, an ordered list, and a fast room lookup.","cards":{"sketch0":{"title":"Choose a structure for each job"},"project":{"title":"Workshop Schedule Builder"}},"projectSteps":{"exercise1":{"title":"Create the fixed workshop schedule"},"exercise2":{"title":"Build a room lookup"},"exercise3":{"title":"Format the schedule board"}},"quiz":{"try-workshop-schedule-sketch0":{"title":"Unpack one workshop record","prompt":"The starter defines `session = (\"Python Basics\", \"Room A\")`. Unpack it into `name` and `room`, then print `Python Basics — Room A`.","hint":"Use one unpacking assignment before the f-string.","help":{"concept":"A tuple keeps the two fields together while unpacking gives each position a readable name.","hint_1":"The left side needs two names.","hint_2":"Use the supplied tuple instead of typing the output directly."},"starterCode":"session = (\"Python Basics\", \"Room A\")\n# Unpack the tuple and print: Python Basics — Room A\n","solutionCode":"session = (\"Python Basics\", \"Room A\")\nname, room = session\nprint(f\"{name} — {room}\")\n","sourceChecks":{"0":{"message":"Unpack session into name and room."}}},"exercise1":{"title":"Create the fixed workshop schedule","prompt":"Start the workshop schedule project. In step 1 of 3, implement `create_schedule()` so it returns a list containing exactly these tuples in order: `(\"Python Basics\", \"Room A\")`, `(\"Data Lab\", \"Room B\")`, and `(\"Web Starter\", \"Room C\")`.","hint":"Return the exact three records before adding lookup behavior.","help":{"concept":"A list can hold several fixed tuple records in a predictable order.","hint_1":"Keep every workshop record as a two-value tuple.","hint_2":"Run the helper with the sample schedule before moving to the next step."},"starterCode":"def create_schedule():\n # Return the three required (session, room) tuples in a list.\n return []\n","solutionCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n"},"exercise2":{"title":"Build a room lookup","prompt":"Continue the workshop schedule project. In step 2 of 3, keep `create_schedule()` unchanged. Implement `build_room_lookup(schedule)` so it returns a dictionary mapping each workshop name to its room.","hint":"Unpack each tuple into a session name and room.","help":{"concept":"A dictionary turns a repeated search by position into a direct lookup by name.","hint_1":"Use the tuple values as the dictionary key and value.","hint_2":"Run the helper with the sample schedule before moving to the next step."},"starterCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n # Return a dictionary that maps every session name to its room.\n pass\n","solutionCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n return {name: room for name, room in schedule}\n"},"exercise3":{"title":"Format the schedule board","prompt":"Continue the workshop schedule project. In step 3 of 3, keep the schedule and lookup helpers. Implement `format_schedule(schedule)` so it returns a list of strings in the same order, using the format `<session> — <room>` for every tuple.","hint":"Build a new list in the same order as the schedule.","help":{"concept":"Formatting belongs in a separate helper so the stored records remain reusable.","hint_1":"Return strings; do not print them inside the helper.","hint_2":"Run the helper with the sample schedule before moving to the next step."},"starterCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n return {name: room for name, room in schedule}\n\ndef format_schedule(schedule):\n # Return one \"<session> — <room>\" string for every tuple.\n pass\n","solutionCode":"def create_schedule():\n return [(\"Python Basics\", \"Room A\"), (\"Data Lab\", \"Room B\"), (\"Web Starter\", \"Room C\")]\n\ndef build_room_lookup(schedule):\n return {name: room for name, room in schedule}\n\ndef format_schedule(schedule):\n return [f\"{name} — {room}\" for name, room in schedule]\n"}},"tryIt":{"try_workshop_schedule_sketch0":{"title":"Try it yourself","prompt":"The starter defines `session = (\"Python Basics\", \"Room A\")`. Unpack it into `name` and `room`, then print `Python Basics — Room A`."},"allowReveal":true}},"nested-data-structures":{"label":"Estrikti Done Nwaye","summary":"Reprezante done ki soti nan mond reyèl la ak lis diksyonè ak kontenant anbreye.","cards":{"sketch0":{"title":"Ki estrikti done anbreye ki genyen"},"sketch1":{"title":"Li valè ki nan kontenè anbreye"},"sketch2":{"title":"Ap sikile atravè yon lis diksyonè"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike done anbreye ak fonksyon"}},"quiz":{"sc-1":{"title":"Chwazi pi bon estrikti a","prompt":"Ou vle estoke plizyè pwodwi, e chak pwodwi gen yon non ak yon pri. Ki estrikti ki pi apwopriye?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand la ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Yon sèl chèn ak tout non pwodwi yo","b":"Yon lis diksyonè","c":"Yon nimewo pou chak pwodwi","d":"Yon tup ki gen yon sèl pwodwi sèlman"}},"sc-2":{"title":"Li yon valè anbreye","prompt":"Bay `item = {\"name\": \"Pen\", \"info\": {\"price\": 2, \"stock\": 9}}`, ki ekspresyon bay valè `9`?","hint":"Premyeman, jwenn aksè nan diksyonè enteryè ki estoke nan `\"info\"`.","help":{"concept":"Pou li yon valè nan yon diksyonè anreta, jwenn aksè ak kle ekstèn nan an premye, epi apre sa ak kle entèn nan.","hint_1":"`\"stock\"` Li pa nan nivo siperyè `item` la; li andedan `item[\"info\"]`.","hint_2":"Ekspresyon kòrèk la itilize de rechèch nan parantèz nan lòd: kle ekstèn, apre sa kle entèn."},"options":{"a":"estòk","b":"estòk","c":"non[\"non\"][\"estòk\"]","d":"stòk atik 0"}},"mc-1":{"title":"Estrikti anbreye valab","prompt":"Ki nan sa yo ki se egzanp estrikti done anbreye nan Python? Chwazi tout sa ki aplike.","hint":"Yon estrikti anbreye lè yon koleksyon estoke andedan yon lòt.","help":{"concept":"Estrikti done anbreye yo gen koleksyon andedan koleksyon, tankou yon lis andedan yon diksyonè oswa diksyonè andedan yon lis.","hint_1":"Tcheke si chak opsyon gen yon kontenè ki plase andedan yon lòt kontenè.","hint_2":"Yon nimewo senp oswa yon chèn senp poukont li pa anreta; konbinezon tankou lis-de-dict oswa dict-ak-lis yo anreta."},"options":{"a":"[{\"name\": \"Ava\"}, {\"name\": \"Ben\"}]","b":"{\"nòt\": [10, 20, 30]}","c":"katreven de","d":"Alo"}},"mc-2":{"title":"Modèl aksè itil","prompt":"Sipoze `players = [{\"name\": \"Mia\", \"points\": 7}, {\"name\": \"Leo\", \"points\": 5}]`. Ki ekspresyon ki valab pou li done nan estrikti sa a? Chwazi tout sa ki aplike.","hint":"Kòmanse pa deside si ou bezwen yon endèks lis an premye oswa yon kle diksyonè an premye.","help":{"concept":"Pou yon lis diksyonè, ou itilize yon endèks nimerik pou chwazi yon diksyonè, epi yon kle chèn pou li yon valè nan diksyonè sa a.","hint_1":"`players` Se yon lis an premye, kidonk ekspresyon ki kòmanse ak yon kle chèn sou `players` pa kòrèk.","hint_2":"Chèche ekspresyon ki itilize `[0]` oswa `[1]` anvan `['name']` oswa `['points']`."},"options":{"a":"jwè[0][\"non\"]","b":"jwè[1][\"pwen\"]","c":"jwè[\"non\"]","d":"jwè[0][0]"}},"dr-1":{"title":"Aksede yon non vil","prompt":"Mete jeton sa yo nan lòd pou konstwi ekspresyon ki jwenn `\"Paris\"` nan `trip = {\"destination\": {\"city\": \"Paris\"}}`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann sou valè ki te egziste anvan apre valè sa yo fin egziste."},"tokens":{"t1":"Vwayaj","t2":"[\"destinasyon\"]","t3":"Vil"}},"dr-2":{"title":"Bati yon bouk sou anrejistreman yo","prompt":"Aranje liy sa yo pou kreye yon bouk ki enprime non chak elèv ki soti nan`students`, yon lis diksyonè.","hint":"Antèt bouk la vini an premye, epi liy enprime ki gen retresi a vini apre li.","help":{"concept":"Pou fè yon bouk sou yon lis diksyonè, ekri yon bouk ``for`` ki pran yon diksyonè chak fwa, epi jwenn yon kle nan diksyonè sa a andedan bouk la.","hint_1":"Sèvi ak `student` kòm varyab bouk pou chak diksyonè nan `students`.","hint_2":"Apre antèt bouk la, liy enprime a ta dwe itilize `student[\"name\"]`."},"tokens":{"t1":"pou etidyan nan etidyan yo:","t2":"print(student[\"name\"])"}},"fb-1":{"title":"Ranpli kle ki manke a","prompt":"Konplete ekspresyon an pou li ka li nòt la nan premye diksyonè ki nan lis la.","hint":"Premye pati a`records[0]`, ba ou yon diksyonè.","help":{"concept":"Apre ou fin chwazi yon diksyonè nan yon lis, itilize non kle kòrèk la pou li valè ki nesesè a.","hint_1":"Ou deja gen premye anrejistreman an. Kounye a chwazi kle ki estoke rezilta nimerik la.","hint_2":"Valè ki manke a ta dwe kle diksyonè pou tèm ki manke a, pa endèks lis la oswa non varyab la."},"template":"dosye[0][\"[blank1]\"]","choices":["pwen","dosye","Zewo","non"]},"fb-2":{"title":"Ranpli kle ekstèn ki manke a","prompt":"Konplete ekspresyon an pou li ka li lis ki estoke andedan diksyonè a`data = {\"items\": [1, 2, 3]}`.","hint":"Ou bezwen kle ki endike lis enteryè a.","help":{"concept":"Lè yon diksyonè estoke yon lis, ou itilize kle diksyonè a an premye pou jwenn lis sa a.","hint_1":"Lis `[1, 2, 3]` la estoke anba yon sèl kle ki rele `data`.","hint_2":"Chwazi kle ki koresponn ak etikèt ki atache ak valè lis la."},"template":"done[\"[vid1]\"]","choices":["atik","done","lis","Zewo"]},"code-1":{"title":"Retounen tout non yo","prompt":"Chak atik nan `records` sere done yon moun. Konplete `get_names(records)` pa ajoute valè `\"name\"` chak anrejistreman nan lis `names`, epi retounen `names`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def get_names(records):\n names = []\n # add each record's name to names\n return names","solutionCode":"def get_names(records):\n names = []\n for record in records:\n names.append(record[\"name\"])\n return names"},"code-2":{"title":"Konte total estòk la","prompt":"Fini `total_stock(items)` pou li ka fè yon bouk atravè diksyonè atik yo, ajoute chak valè `\"stock\"` nan `total`, epi retounen total final la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def total_stock(items):\n total = 0\n # update total using each item's stock\n return total","solutionCode":"def total_stock(items):\n total = 0\n for item in items:\n total += item[\"stock\"]\n return total"},"code-3":{"title":"Jwenn nòt ki pi wo a","prompt":"Fini `highest_score(players)` pou li konpare `\"score\"` chak jwè pita ak `best` epi retounen nòt ki pi wo nan lis la.","hint":"Li tach la \"Jwenn nòt ki pi wo a\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"def highest_score(players):\n best = players[0][\"score\"]\n # compare later scores with best\n return best","solutionCode":"def highest_score(players):\n best = players[0][\"score\"]\n for player in players:\n if player[\"score\"] > best:\n best = player[\"score\"]\n return best"},"try-nested-data-structures-checkpoint":{"title":"Li done anbrete","prompt":"Sèvi ak yon lis diksyonè. Enprime non dezyèm elèv la ak nòt li.","hint":"Itilize endèks `1`, epi kle diksyonè yo.","help":{"concept":"Done anbreye konbine kontenè, tankou yon lis diksyonè.","hint_1":"Itilize endèks `1`, epi kle diksyonè yo.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"students = [{\"name\": \"Ava\", \"score\": 88}, {\"name\": \"Mia\", \"score\": 91}]\n\n# Print Mia and her score on separate lines.\n","solutionCode":"students = [{\"name\": \"Ava\", \"score\": 88}, {\"name\": \"Mia\", \"score\": 91}]\nprint(students[1][\"name\"])\nprint(students[1][\"score\"])\n","sourceChecks":{"0":{"message":"Sèvi ak students[1] pou rive jwenn Mia olye pou w tape Mia dirèkteman."},"1":{"message":"Sèvi ak kle non ki nan diksyonè elèv la."},"2":{"message":"Sèvi ak kle nòt la nan diksyonè elèv la."}}},"try-nested-data-structures-sketch0":{"title":"Li yon valè anbreye","prompt":"Itilize yon endèks lis an premye, epi yon kle diksyonè.","hint":"Enprime non premye elèv la.","help":{"concept":"Enprime non premye elèv la.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\n\n# Print the first student's name.\n","solutionCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\nprint(students[0]['name'])\n","sourceChecks":{"0":{"message":"Sèvi ak students[0] pou rive jwenn premye elèv la olye pou w tape Ava dirèkteman."},"1":{"message":"Sèvi ak kle non ki nan diksyonè elèv la."}}},"try-nested-data-structures-sketch1":{"title":"Enprime non yo ak nòt yo","prompt":"Fè yon bouk sou yon lis diksyonè.","hint":"Fè yon bouk sou elèv yo epi enprime: non: nòt.","help":{"concept":"Fè yon sik sou elèv yo epi enprime: non: nòt.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\n\n# Loop through students and print: name: score\n","solutionCode":"students = [{'name': 'Ava', 'score': 92}, {'name': 'Mia', 'score': 85}]\nfor student in students:\n print(f\"{student['name']}: {student['score']}\")\n","sourceChecks":{"0":{"message":"Fè yon sik sou elèv yo olye pou w tape chak liy dirèkteman."},"1":{"message":"Sèvi ak kle non an pandan w ap bati chak liy."},"2":{"message":"Sèvi ak kle a pandan w ap bati chak liy."}}},"try-nested-data-structures-sketch2":{"title":"Ajoute yon valè anbrete","prompt":"Ajoute yon nouvo valè nan lis ki estoke andedan diksyonè a, epi enprime dosye ki mete ajou a.","hint":"Ajoute 'Mia' nan lis elèv yo.","help":{"concept":"Ajoute 'Mia' nan lis elèv yo.","hint_1":"Ajoute 'Mia' nan lis elèv yo, epi enprime kou a.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"course = {'title': 'Python', 'students': ['Ava']}\n\n# Add 'Mia' to the students list.\n# Then print course.\n","solutionCode":"course = {'title': 'Python', 'students': ['Ava']}\ncourse['students'].append('Mia')\nprint(course)\n","sourceChecks":{"0":{"message":"Sèvi ak kle elèv yo nan diksyonè kou a."},"1":{"message":"Ajoute Mia nan lis etidyan kou a olye pou ranplase tout kou a."},"2":{"message":"Rele course['students'].append('Mia')."}}}},"tryIt":{"try_nested_data_structures_checkpoint":{"title":"Eseye l poukont ou","prompt":"Sèvi ak yon lis diksyonè. Enprime non dezyèm elèv la ak nòt li."},"try_nested_data_structures_sketch0":{"title":"Eseye l poukont ou","prompt":"Itilize yon endèks lis an premye, epi yon kle diksyonè."},"try_nested_data_structures_sketch1":{"title":"Eseye l poukont ou","prompt":"Fè yon bouk sou yon lis diksyonè."},"try_nested_data_structures_sketch2":{"title":"Eseye l poukont ou","prompt":"Ajoute yon nouvo valè nan lis ki estoke andedan diksyonè a, epi enprime dosye ki mete ajou a."},"allowReveal":true},"projectSteps":{"code_1":{"title":"Retounen tout non yo"},"code_2":{"title":"Konte total estòk la"},"code_3":{"title":"Jwenn nòt ki pi wo a"}}},"tuple-records-and-unpacking":{"label":"Tuple Records and Unpacking","summary":"Use tuples when a small record should keep a fixed shape, then unpack each position into a meaningful name.","cards":{"sketch0":{"title":"A fixed record has a clear shape"},"sketch1":{"title":"Unpack positions into names"},"quiz":{"title":"Check your tuple understanding"}},"quiz":{"try-tuple-records-sketch0":{"title":"Create a location tuple","prompt":"In `main.py`, create `location` as the tuple `(\"Austin\", \"TX\")`. Print the city from index 0 and the state from index 1 on separate lines.","hint":"Use parentheses for the fixed pair, then read each position with square brackets.","help":{"concept":"A tuple stores an ordered record whose positions should not be changed after creation.","hint_1":"The first position uses index 0.","hint_2":"Print the two fields separately."},"starterCode":"# Create a fixed location record and print both fields.\n","solutionCode":"location = (\"Austin\", \"TX\")\nprint(location[0])\nprint(location[1])\n","sourceChecks":{"0":{"message":"Create location as the required two-value tuple."},"1":{"message":"Read the first tuple position with location[0]."}}},"try-tuple-unpacking-sketch1":{"title":"Unpack an event tuple","prompt":"The starter defines `event = (\"Workshop\", 24)`. Unpack it into `title` and `seats`, then print the two variables on separate lines.","hint":"Place both new names on the left side of one assignment.","help":{"concept":"Tuple unpacking gives a meaningful name to each position in a fixed record.","hint_1":"The number of names must match the number of tuple values.","hint_2":"Print the unpacked variables, not hard-coded literals."},"starterCode":"event = (\"Workshop\", 24)\n# Unpack event into title and seats, then print both values.\n","solutionCode":"event = (\"Workshop\", 24)\ntitle, seats = event\nprint(title)\nprint(seats)\n","sourceChecks":{"0":{"message":"Unpack event into title and seats in one assignment."}}},"sc-tuple-purpose":{"title":"Choose the fixed record","prompt":"Which value is the best tuple when a coordinate should keep exactly two ordered positions?","options":{"a":"[4, 9]","b":"(4, 9)","c":"{\"x\": 4, \"y\": 9}"},"hint":"Look for the ordered collection whose structure is intended to stay fixed.","help":{"concept":"Tuples are useful for compact ordered records that should not be mutated.","hint_1":"Parentheses distinguish this literal from a list.","hint_2":"A dictionary names fields rather than relying on positions."}},"mc-tuple-facts":{"title":"Recognize tuple behavior","prompt":"Which statements about tuples are true?","options":{"a":"Tuple positions use zero-based indexes.","b":"append() adds a value to an existing tuple.","c":"A tuple can be unpacked into multiple names.","d":"Tuples can contain only strings."},"hint":"Separate how a tuple is read from whether its structure can be mutated.","help":{"concept":"Tuples are ordered and indexable, but they do not support list-style mutation methods.","hint_1":"Unpacking follows position order.","hint_2":"A tuple may hold values of different types."}},"fb-tuple-index":{"title":"Read the first tuple field","prompt":"Complete the expression that reads `\"North\"` from `direction = (\"North\", 12)`: `direction[___]`","options":{"a":"0","b":"1","c":"-2 + 1"},"hint":"Tuple indexing begins at the same position as list and string indexing.","help":{"concept":"Every Python sequence begins with the zero index.","hint_1":"The requested value is the first field.","hint_2":"Use the simplest direct index."}},"dr-tuple-unpack":{"title":"Build an unpacking assignment","prompt":"Arrange the tokens to unpack `record` into `name` and `score`.","tokens":{"t1":"name","t2":",","t3":"score","t4":"=","t5":"record"},"hint":"Put the target names on the left and the tuple variable on the right.","help":{"concept":"Unpacking is one assignment with one target name per tuple position.","hint_1":"The comma separates the two target names.","hint_2":"The tuple variable appears after the equals sign."}}},"tryIt":{"try_tuple_records_sketch0":{"title":"Try it yourself","prompt":"Create and read a location tuple."},"try_tuple_unpacking_sketch1":{"title":"Try it yourself","prompt":"Unpack an event tuple into two names."},"allowReveal":true}},"updating-and-looping-dictionaries":{"label":"Mizajou ak Sikilasyon Diksyonè","summary":"Ajoute, mete ajou, efase, epi itilize yon bouk pou travèse done diksyonè yo.","cards":{"sketch0":{"title":"Ajoute, chanje, ak retire antre diksyonè"},"sketch1":{"title":"Fè yon bouk nan kle yo ak valè yo"},"sketch2":{"title":"Modèl diksyonè komen"},"quiz":{"title":"Kwiz"},"project":{"title":"Mizajou Diksyonè Pratik"}},"quiz":{"sc-dict-update-existing":{"title":"Mizajou yon kle ki egziste deja","prompt":"Kisa k rive nan Python lè w kouri `profile[\"age\"] = 13` epi kle `\"age\"` la deja nan diksyonè a?","hint":"Asiyasyon ak yon kle ki egziste deja ranplase ansyen valè kle sa a.","help":{"concept":"Asiyasyon diksyonè a itilize kle a pou deside kote valè a ale. Si kle a deja egziste, Python kenbe kle a epi li chanje sèlman valè ki estoke a.","hint_1":"Sa a se pa yon operasyon endèks lis. Python chèche kle a `\"age\"` nan diksyonè a.","hint_2":"Mande si kle a nouvo oswa si li deja egziste. Kle ki egziste deja yo chanje, yo pa kopye."},"options":{"a":"Li mete ajou valè ki estoke pou `\"age\"`","b":"Li kreye yon dezyèm antre separe pou `\"age\"`.","c":"Li retire kle \"`\"age\"`\" la.","d":"Li tounen diksyonè a an yon lis"}},"sc-loop-direct-dict":{"title":"Sikle dirèkteman sou yon diksyonè","prompt":"Si `colors = {\"red\": 1, \"blue\": 2}`, kisa `for item in colors:` ba ou sou chak bouk?","hint":"Lè w itilize yon diksyonè poukont li, li ba ou yon sèl pati nan chak pè kle-valè, pa toude pati yo.","help":{"concept":"Yon bouk `for` senp sou yon diksyonè iterate sou kle li yo. Pou jwenn kle yo ak valè yo ansanm, ou itilize `.items()`.","hint_1":"Panse sou sa `item` ta ye an premye: yon non koulè oswa yon nimewo?","hint_2":"Varyab bouk la koresponn ak etikèt rechèch diksyonè a, pati ou itilize yo ant krèy kare."},"options":{"a":"Chak kle, tankou `\"red\"` ak `\"blue\"`","b":"Chak valè, tankou `1` ak `2`","c":"Chak kle ak valè ansanm otomatikman","d":"Longè diksyonè a chak fwa"}},"mc-valid-dict-changes":{"title":"Fason pou chanje yon diksyonè","prompt":"Ki deklarasyon ki ka chanje kontni yon diksyonè ki rele `stock`? Chwazi tout sa ki aplike.","hint":"Panse sou ajoute oswa mete ajou ak kwochè kare, epi retire ak `del`.","help":{"concept":"Diksyonè yo ka chanje lè ou asiyen yon kle oswa lè ou efase yon kle. Lè ou li yon valè oswa enprime diksyonè a, sa pa modifye li.","hint_1":"Chèche deklarasyon ki swa estoke yon valè nan `stock[...]` oswa retire yon kle nan `stock`.","hint_2":"Yon chwa kòrèk ajoute oswa mete ajou yon kle, epi yon lòt chwa kòrèk retire yon kle nèt."},"options":{"a":"`stock[\"pens\"] = 12`","b":"`del stock[\"pens\"]`","c":"`print(stock[\"pens\"])`","d":"`len(stock)`"}},"mc-items-loop":{"title":"Sèvi ak `.items()`","prompt":"Ki deklarasyon sou `for key, value in data.items():` ki kòrèk? Chwazi tout sa ki aplike.","hint":"Konsantre sou sa `.items()` bay nan bouk la.","help":{"concept":"Metòd `.items()` la bay pè kle-valè, konsa bouk la ka dekonprese chak pè an de varyab.","hint_1":"Tcheke si bouk la resevwa yon sèl bagay oswa de bagay nan chak antre diksyonè.","hint_2":"De deklarasyon yo vre: youn sou fason pou jwenn toude pati nan chak antre, epi youn sou sans `key` ak `value`."},"options":{"a":"Li pèmèt ou travay ak kle a ak valè a nan chak bouk.","b":"`key` Sere kle diksyonè a pou pè aktyèl la.","c":"Li mache sèlman pou lis, pa pou diksyonè.","d":"Li retire antre yo pandan li ap boukle."}},"dr-update-sequence":{"title":"Kòmande chanjman diksyonè yo","prompt":"Mete liy sa yo nan bon lòd pou kreye yon diksyonè, mete ajou yon valè, ajoute yon nouvo kle, epi enprime rezilta a.","hint":"Kòmanse pa kreye diksyonè a anvan ou eseye chanje li.","help":{"concept":"Yon diksyonè dwe egziste anvan ou ka mete ajou oswa ajoute antre. Apre chanjman yo, enprime a montre eta final la.","hint_1":"Premye a se liy literal diksyonè a, epi dènye a se \"`print`\".","hint_2":"Ant yo, mete ajou kle `\"tea\"` ki egziste deja epi ajoute nouvo kle `\"juice\"` la."},"tokens":{"t1":"bwason = {\"te\": 2}","t2":"bwason[\"te\"] = 3","t3":"bwason[\"ji\"] = 1","t4":"print(drinks)"}},"dr-loop-items-order":{"title":"Bati yon bouk ak `.items()`","prompt":"Aranje jeton yo pou fè yon bouk ki enprime chak kle ak valè ki soti nan`scores`.","hint":"Antèt bouk la vini an premye, apre sa liy enprime ki gen retresi a.","help":{"concept":"Yon bouk diksyonè ak `.items()` itilize `for key, value in scores.items():` epi apre sa yon deklarasyon anndan bouk la.","hint_1":"Sèvi ak `.items()` nan antèt bouk la pou tou de varyab yo resevwa done.","hint_2":"Apre kolon an, pwochen liy lan ta dwe gen yon entansyon epi enprime tou de varyab bouk yo."},"tokens":{"t1":"for non, nòt nan scores.items():","t2":"print(name, score)"}},"fb-remove-key":{"title":"Retire yon antre nan diksyonè a","prompt":"Chwazi kòd ki manke a pou retire kle `\"done\"` nan diksyonè a.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa kòmand la dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"[blank1] tach[\"fini\"]","choices":["del","Enprime","retounen","pou"]},"fb-items-method":{"title":"Konplete metòd bouk la","prompt":"Chwazi metòd ki manke a pou bouk la jwenn tou de kle yo ak valè yo.","hint":"Itilize metòd diksyonè a ki retounen pè kle-valè.","help":{"concept":"Metòd `.the missing term()` la retounen chak antre diksyonè kòm yon pè kle-valè, ki ka dekonpaké nan de varyab bouk.","hint_1":"Metòd tankou `.keys()` ak `.values()` bay sèlman yon pati chak.","hint_2":"Ou bezwen metòd ki koresponn ak `for key, value in ...`."},"template":"pou kle, valè nan done.[blank1]():","choices":["atik","Kle","valè","Ajoute"]},"ci-update-score":{"title":"Mete yon nòt ajou epi retounen diksyonè a","prompt":"Ekri `update_score(scores, name, new_score)` pou mete ajou antre ki egziste deja pou `name` oswa ajoute li si li pa la, epi retounen diksyonè `scores` la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def update_score(scores, name, new_score):\n # update or add the score, then return the dictionary\n pass","solutionCode":"def update_score(scores, name, new_score):\n scores[name] = new_score\n return scores"},"ci-remove-key":{"title":"Retire yon kle si li egziste","prompt":"Ekri `remove_item(data, key_name)` pou li retire `key_name` nan diksyonè a lè kle sa a prezan, epi li retounen diksyonè a.","hint":"Li tach la \"Retire yon kle si li egziste\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"def remove_item(data, key_name):\n # remove the key when it is present, then return the dictionary\n pass","solutionCode":"def remove_item(data, key_name):\n if key_name in data:\n del data[key_name]\n return data"},"ci-format-items":{"title":"Bati liy apati pè diksyonè","prompt":"Ekri `format_inventory(items)` pou li konstwi epi retounen yon lis chenn nan fòma `\"name: count\"`, tankou `\"pens: 3\"`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman yo mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def format_inventory(items):\n # return a list like [\"pens: 3\", \"paper: 2\"]\n result = []\n \n return result","solutionCode":"def format_inventory(items):\n result = []\n for name, count in items.items():\n result.append(f\"{name}: {count}\")\n return result"},"try-updating-and-looping-dictionaries-checkpoint":{"title":"Mizajou ak sik atravè nòt yo","prompt":"Mete nòt Mia a sou `91`, epi enprime chak non ak nòt kòm `name: score`.","hint":"Asiyen bay `scores[\"Mia\"]`, epi fè yon bouk ak `.items()`.","help":{"concept":"Diksyonè yo ka mete ajou lè yo asiyen yon valè bay yon kle ki egziste deja.","hint_1":"Asiyen bay `scores[\"Mia\"]`, epi boukle ak `.items()`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"scores = {\"Ava\": 88, \"Mia\": 79}\n\n# Update Mia to 91.\n# Print each name and score.\n","solutionCode":"scores = {\"Ava\": 88, \"Mia\": 79}\nscores[\"Mia\"] = 91\nfor name, score in scores.items():\n print(f\"{name}: {score}\")\n","sourceChecks":{"0":{"message":"Mete scores['Mia'] a 91 olye pou enprime rezilta final la dirèkteman."}}},"try-updating-and-looping-dictionaries-sketch0":{"title":"Mizajou yon konte","prompt":"Li, mete ajou, epi estoke yon valè diksyonè.","hint":"Ogmante pòm yo pa 3.","help":{"concept":"Ogmante pòm yo pa 3.","hint_1":"Ogmante pòm yo pa 3, epi enprime kantite yo.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"counts = {'apples': 2, 'bananas': 1}\n\n# Increase apples by 3.\n# Then print counts.\n","solutionCode":"counts = {'apples': 2, 'bananas': 1}\ncounts['apples'] += 3\nprint(counts)\n","sourceChecks":{"0":{"message":"Ogmante konte 'apples' pa 3 olye pou ranplase diksyonè final la."}}},"try-updating-and-looping-dictionaries-sketch1":{"title":"Enprime liy envantè yo","prompt":"Itilize `.items()` pou sikle kle yo ak valè yo ansanm.","hint":"Fè yon bouk atravè envantè a epi enprime liy tankou: plim: 3.","help":{"concept":"Fè yon bouk atravè envantè a epi enprime liy tankou: plim: 3.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"inventory = {'pens': 3, 'markers': 2}\n\n# Loop through inventory and print lines like: pens: 3\n","solutionCode":"inventory = {'pens': 3, 'markers': 2}\nfor item, count in inventory.items():\n print(f'{item}: {count}')\n","sourceChecks":{"0":{"message":"Fè yon bouk atravè envantè a olye pou w tape liy envantè yo dirèkteman."}}},"try-updating-and-looping-dictionaries-sketch2":{"title":"Konstwi yon diksyonè longè","prompt":"Fè yon bouk sou yon lis epi ranpli yon diksyonè.","hint":"Sere longè chak mo nan lengths.","help":{"concept":"Sere longè chak mo nan lengths.","hint_1":"Sere longè chak mo nan lengths, epi enprime lengths yo.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"words = ['red', 'blue']\nlengths = {}\n\n# Store each word's length in lengths.\n# Then print lengths.\n","solutionCode":"words = ['red', 'blue']\nlengths = {}\nfor word in words:\n lengths[word] = len(word)\nprint(lengths)\n","sourceChecks":{"0":{"message":"Fè yon sik atravè mo yo olye pou w tape diksyonè longè final la."},"1":{"message":"Sèvi ak len(word) pou kalkile longè chak mo."},"2":{"message":"Stok chak longè ak lengths[word] = len(word)."}}}},"tryIt":{"try_updating_and_looping_dictionaries_checkpoint":{"title":"Eseye l poukont ou","prompt":"Mete nòt Mia a sou `91`, epi enprime chak non ak nòt kòm `name: score`."},"try_updating_and_looping_dictionaries_sketch0":{"title":"Eseye l poukont ou","prompt":"Li, mete ajou, epi estoke yon valè diksyonè."},"try_updating_and_looping_dictionaries_sketch1":{"title":"Eseye l poukont ou","prompt":"Itilize `.items()` pou sikle kle yo ak valè yo ansanm."},"try_updating_and_looping_dictionaries_sketch2":{"title":"Eseye l poukont ou","prompt":"Fè yon bouk sou yon lis epi ranpli yon diksyonè."},"allowReveal":true},"projectSteps":{"ci_update_score":{"title":"Mete yon nòt ajou epi retounen diksyonè a"},"ci_remove_key":{"title":"Retire yon kle si li egziste"},"ci_format_items":{"title":"Bati liy apati pè diksyonè"}}},"module-5-gradebook-project":{"label":"Pwojè Kaye Nòt Modil 5","summary":"Bati yon ti pwojè rejis nòt pa etap konsantre ki kenbe vèsyon k ap fonksyone anvan an epi ajoute yon lide koleksyon chak fwa.","cards":{"sketch0":{"title":"Konprann Lis ak Diksyonè"},"sketch1":{"title":"Eseye l poukont ou"},"project":{"title":"Pwojè Kaye Nòt"}},"projectSteps":{"exercise1":{"title":"Kreye yon lis elèv"},"exercise2":{"title":"Ajoute nòt pou elèv yo"},"exercise3":{"title":"Kalkile mwayèn nòt la"}},"tryIt":{"allowReveal":true,"try_module_5_gradebook_project_sketch0":{"title":"Eseye l poukont ou","prompt":"Ekri yon fonksyon `create_student_list` ki retounen yon lis non elèv yo. Fonksyon an pa dwe pran okenn paramèt epi li dwe retounen yon lis ki gen 'Alice', 'Bob', ak 'Charlie'."}},"quiz":{"exercise1":{"title":"Kreye yon lis elèv","prompt":"Kòmanse pwojè modil la. Nan etap 1 sou 3, ekri yon fonksyon `create_student_list` ki retounen yon lis non elèv yo. Fonksyon an pa dwe pran okenn paramèt epi li dwe retounen yon lis ki gen 'Alice', 'Bob', ak 'Charlie'.","hint":"Sa a se premye etap pwojè a. Bati yon vèsyon kòmansman pwòp, epi kouri li anvan ou kontinye.","help":{"concept":"Pwojè modil sa a pwogresif. Chak etap kòmanse ak solisyon ki te deja ap fonksyone epi li ajoute yon karakteristik ki byen konsantre.","hint_1":"Sa a se premye etap pwojè a. Bati yon vèsyon kòmansman pwòp, epi kouri li anvan ou kontinye.","hint_2":"Klike sou Kouri epi konpare panèl sòti a ak rezilta espere a."},"starterCode":"def create_student_list():\n # Create a list of student names\n return []","solutionCode":"def create_student_list():\n return ['Alice', 'Bob', 'Charlie']"},"exercise2":{"title":"Ajoute nòt pou elèv yo","prompt":"Kontinye menm pwojè modil la depi etap travay anvan an. Nan etap 2 sou 3, ekri yon fonksyon `add_grades` ki pran yon lis non elèv ak yon lis nòt, epi ki retounen yon diksyonè ki map chak elèv ak nòt li.","hint":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","help":{"concept":"Pwojè modil sa a pwogresif. Chak etap kòmanse ak solisyon ki te deja ap fonksyone epi li ajoute yon karakteristik ki byen konsantre.","hint_1":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","hint_2":"Kouri kòd ki t ap fonksyone anvan an an premye, epi fè sèlman chanjman ki konsantre pou etap sa a."},"starterCode":"def create_student_list():\n return ['Alice', 'Bob', 'Charlie']\n# Project step 2: Add Grades to Students\n# Keep the working code above from the previous step.\n# Next, Write a function `add_grades` that takes a list of student names and a list of grades, and returns a dictionary mapping each student to their grade\n# Add only the focused change for this step below or inside the existing work.\n","solutionCode":"def add_grades(students, grades):\n return dict(zip(students, grades))"},"exercise3":{"title":"Kalkile mwayèn nòt la","prompt":"Kontinye menm pwojè modil la depi etap travay anvan an. Nan etap 3 sou 3, ekri yon fonksyon `calculate_average` ki pran yon diksyonè nòt elèv yo epi retounen mwayèn nòt la.","hint":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","help":{"concept":"Pwojè modil sa a pwogresif. Chak etap kòmanse ak solisyon ki te deja ap fonksyone epi li ajoute yon karakteristik ki byen konsantre.","hint_1":"Kòmanse ak kòd k ap fonksyone nan etap anvan an. Kenbe kòd sa a, swiv nouvo kòmantè yo, epi ajoute sèlman pwochen konpòtman ki konsantre a.","hint_2":"Kouri kòd ki te deja ap mache a an premye, epi fè sèlman chanjman ki konsantre pou etap sa a."},"starterCode":"def add_grades(students, grades):\n return dict(zip(students, grades))\n# Project step 3: Calculate Average Grade\n# Keep the working code above from the previous step.\n# Next, Write a function `calculate_average` that takes a dictionary of student grades and returns the average grade\n# Add only the focused change for this step below or inside the existing work.\n","solutionCode":"def calculate_average(grades):\n return sum(grades.values()) / len(grades)"}}}},"python-6-functions-and-modularity":{"decomposition-and-refactoring":{"label":"Dekompozisyon ak Refaktoring","summary":"Divize yon gwo travay an fonksyon èd ki klè.","cards":{"sketch0":{"title":"Poukisa kraze yon pwogram an fonksyon èd?"},"sketch1":{"title":"Rekonèt kòd ki repete"},"sketch2":{"title":"Fè chak fonksyon fè yon sèl travay klè."},"quiz":{"title":"Kwiz"},"project":{"title":"Refaktore yon gwo travay an edikatè ki ka itilize ankò."}},"quiz":{"sc-1":{"title":"Pi bon rezon pou ekstrè yon helper","prompt":"Ki sitiyasyon ki bay rezon ki pi fò pou mete kòd nan yon fonksyon èd?","hint":"Chèche lojik ki repete ki fè menm travay la nan plis pase yon sèl kote.","help":{"concept":"Fonksyon èd yo espesyalman itil lè menm lojik la parèt plizyè fwa, paske yon sèl fonksyon ka ranplase kòd ki repete epi fè mizajou yo pi fasil.","hint_1":"Konpare chwa yo epi jwenn youn kote menm etap yo ta sinon kopye.","hint_2":"Yon èd gen plis valè lè yon travay ki ka reitilize parèt plizyè fwa, pa sèlman paske yon pwogram gen anpil liy."},"options":{"a":"Yon non varyab kout","b":"Menm etap netwayaj yo ekri nan plizyè kote.","c":"Pwogram nan itilize input() yon sèl fwa.","d":"Yon deklarasyon enprime parèt nan fen an."}},"sc-2":{"title":"Sa refactorizasyon ta dwe konsève","prompt":"Lè w refaktore yon pwogram k ap mache, kisa ki ta dwe rete menm jan?","hint":"Refactorizasyon chanje estrikti, pa rezilta pwogram nan vize a.","help":{"concept":"Refactorizasyon amelyore lizibilite oswa òganizasyon pandan li prezève konpòtman, kidonk pwogram nan ta dwe toujou pwodwi menm rezilta pou menm antre yo.","hint_1":"Panse sou sa itilizatè yo remake: pwogram nan dwe toujou rezoud menm pwoblèm nan kòrèkteman.","hint_2":"Aranjman kòd la ka chanje, men rezilta ak konpòtman pou menm antre a pa dwe chanje."},"options":{"a":"Kantite fonksyon yo dwe diminye","b":"Non varyab yo dwe rete idantik","c":"Konpòtman pwogram nan pou menm antre a dwe rete kòrèk.","d":"Chak liy dwe rete nan menm lòd la"}},"mc-1":{"title":"Siy ki montre yon fonksyon ap fè twòp","prompt":"Ki chwa yo ki sijere ke yon fonksyon ta dwe divize an ti fonksyon èd? Chwazi tout sa ki aplikab.","hint":"Chèche responsablite melanje ak moso lojik ki repete.","help":{"concept":"Yon fonksyon souvan bezwen dekonpozisyon lè li jere plizyè travay diferan oswa li gen lòjik ki repete ki ta ka reitilize lòt kote.","hint_1":"Youn nan endis yo se ke fonksyon an toude transfòme done epi fòmate rezilta final la nan yon blòk long.","hint_2":"Yon lòt endis se lè w wè moso kòd ki prèske menm jan oswa yon fonksyon ki eseye netwaye, kalkile, epi afiche tout an menm tan."},"options":{"a":"Li netwaye tèks la, kalkile yon rezilta, epi fòmate yon mesaj nan yon sèl blòk long.","b":"Li genyen moso kòd ki repete ak sèlman ti chanjman.","c":"Li gen yon sèl deklarasyon retou kout pou yon sèl travay klè.","d":"Li difisil pou dekri travay fonksyon an nan yon fraz."}},"mc-2":{"title":"Avantaj fonksyon èd yo","prompt":"Ki vrè benefis ki genyen lè w divize kòd an fonksyon èd? Chwazi tout sa ki aplikab.","hint":"Panse sou lizibilite, reyitilizasyon, ak tès.","help":{"concept":"Fonksyon èd yo amelyore òganizasyon an lè yo bay ti travay yo non klè, diminye redondans, epi fè lojik la pi fasil pou teste separeman.","hint_1":"Etydè itil yo anjeneral fè kòd la pi fasil pou li epi pèmèt ou reitilize yon moso lojik nan plizyè kote.","hint_2":"Yo ede w teste yon ti konpòtman alafwa; yo pa fè chak pwogram ki gen liy pi kout otomatikman."},"options":{"a":"Ou ka reitilize menm lojik la nan plizyè kote.","b":"Ti moso pi fasil pou teste youn apre lòt.","c":"Chak pwogram ap toujou itilize mwens liy an total","d":"Non fonksyon yo ka esplike sa chak etap fè."}},"dr-1":{"title":"Refaktore netwayaj repete","prompt":"Mete etap sa yo nan pi bon lòd pou refaktore kòd netwayaj tèks ki repete a an yon fonksyon èd.","hint":"Premyeman idantifye travay ki repete a, apre sa defini èd la, epi ranplase duplikat yo.","help":{"concept":"Yon refactoraj pwòp anjeneral kòmanse lè w remake lojik ki repete, w ekstrè li nan yon fonksyon, epi w rele fonksyon sa a kote sa nesesè.","hint_1":"Ou pa ta dwe ranplase ansyen kòd ak apèl edikatè anvan edikatè a egziste.","hint_2":"Konpòtman ki repete a dwe idantifye an premye, apre sa deplase l nan yon fonksyon, epi itilize l apati kote orijinal yo."},"tokens":{"t1":"Remake menm lojik netwayaj la parèt plis pase yon fwa.","t2":"Ekri yon fonksyon èd pou travay netwayaj sa a.","t3":"Ranplase kòd ki repete a ak apèl nan fonksyon èd la.","t4":"Kouri pwogram nan epi konfime ke konpòtman an toujou kòrèk."}},"dr-2":{"title":"Kijan yon pwogram ki baze sou èdye fonksyone","prompt":"Aranje etap yo nan lòd yo rive lè modèl sa a kouri: antre a netwaye, apre sa li itilize pou konstwi yon mesaj, epi li enprime.","hint":"Yon èd retounen yon valè anvan pwochen fonksyon an itilize li.","help":{"concept":"Nan kòd dekonpoze, yon fonksyon souvan retounen yon valè netwaye, yon lòt fonksyon itilize valè sa a pou konstwi yon rezilta, epi kòd prensipal la enprime rezilta final la.","hint_1":"Tèks ki netwaye a dwe egziste anvan yo ka konstwi yon salitasyon oswa yon rezime apati de li.","hint_2":"Enpresyon se anjeneral dènye etap la apre fonksyon èd yo fin retounen valè ki nesesè yo."},"tokens":{"t1":"Rele asistan netwayaj la ak tèks orijinal la","t2":"Resevwa tèks ki netwaye a kòm valè retou.","t3":"Sèvi ak tèks ki netwaye a pou konstwi mesaj final la.","t4":"Enprime mesaj final la"}},"fb-1":{"title":"Rele asistan an","prompt":"Chwazi apèl fonksyon ki itilize èd la pou netwaye varyab `name` la.","hint":"Blank la ta dwe yon apèl ki pase `name` nan helper la.","help":{"concept":"Pou itilize yon fonksyon èd, ekri non li, mete l nan parantèz epi pase agiman ki nesesè a andedan.","hint_1":"Ou ap ranpli bò dwat yon devwa, kidonk espas vid la dwe pwodwi yon valè.","hint_2":"Chèche opsyon ki rele `clean_name` ak `name` andedan parantèz yo."},"template":"non bèl = [espas1]","choices":["netwaye_non(non)","non = netwaye_non","print(name)","retounen non_pwòp"]},"fb-2":{"title":"Retou soti nan yon èd","prompt":"Chwazi mo ki manke a ki voye valè ki kalkile a tounen soti nan fonksyon an.","hint":"Anndan yon fonksyon, yon mo kle voye yon valè tounen bay apèlè a.","help":{"concept":"Yon fonksyon èd itilize retou valè pa referans (`the missing term`) pou voye yon rezilta tounen, konsa lòt kòd ka anrejistre li, enprime li, oswa itilize li nan yon lòt kalkil.","hint_1":"`print` Li montre tèks nan panèl sòti a, men li pa voye yon valè reyitilizab tounen bay apèlè a.","hint_2":"Mo ki manke a se mo kle yo itilize anvan yon ekspresyon tankou `text.strip()` lè fonksyon an dwe pwodwi yon valè."},"template":"def clean_text(text):\n [blank1] text.strip().lower()","choices":["retounen","Enprime","Antre","defini"]},"ci-1":{"title":"Ekstrè yon èd pou netwaye","prompt":"Ekri `clean_name(name)` pou li retounen vèsyon netwaye `name`. Ede sa a ta dwe fè travay netwayaj non an olye pou li repete lòt kote.","hint":"Li tach la \"Extract a cleaning helper\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def clean_name(name):\n # return the cleaned version of name\n pass","solutionCode":"def clean_name(name):\n return name.strip().title()"},"ci-2":{"title":"Bati yon rezime ak èdè","prompt":"Divize travay sa a an de fonksyon èd. `word_count(text)` ta dwe retounen kantite mo yo, epi `summary(text)` ta dwe rele fonksyon èd sa a epi retounen yon chèn tankou `Words: 3`.","hint":"Li tach la \"Bati yon rezime ak èd\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def word_count(text):\n # return the number of words\n pass\n\n\ndef summary(text):\n # return a string like: Words: 3\n pass","solutionCode":"def word_count(text):\n return len(text.split())\n\n\ndef summary(text):\n count = word_count(text)\n return f\"Words: {count}\""},"ci-3":{"title":"Refaktore kalkil ki repete yo nan fonksyon èd.","prompt":"Konplete `double(number)` ak `triple(number)`, epi itilize fonksyon ede sa yo andedan `combined_total(a, b)` olye pou w repete kalkil yo la.","hint":"Li tach la \"Refactor repeated math into helpers\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"def double(number):\n pass\n\n\ndef triple(number):\n pass\n\n\ndef combined_total(a, b):\n # use the helper functions here\n pass","solutionCode":"def double(number):\n return number * 2\n\n\ndef triple(number):\n return number * 3\n\n\ndef combined_total(a, b):\n return double(a) + triple(b)"},"try-decomposition-and-refactoring-checkpoint":{"title":"Sèvi ak yon fonksyon èd.","prompt":"Defini `clean_title(text)` ki retire espas vid epi mete premye lèt chak mo an majiskil nan tèks la. Enprime vèsyon netwaye `\" python helper \"` la.","hint":"Sèvi ak `.strip().title()` andedan yon fonksyon èd.","help":{"concept":"Dekompozisyon vle di deplase yon sèl etap klè nan yon fonksyon èd.","hint_1":"Itilize `.strip().title()` andedan yon fonksyon èd.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def clean_title(text):\n # Return the cleaned title.\n pass\n\nprint(clean_title(\" python helper \"))\n","solutionCode":"def clean_title(text):\n return text.strip().title()\n\nprint(clean_title(\" python helper \"))\n"},"try-decomposition-and-refactoring-sketch0":{"title":"Netwaye tèks ak yon èd","prompt":"Avanse yon sèl pa klè nan yon fonksyon èd.","hint":"Retire espas vid epi mete tèks la an lèt piti.","help":{"concept":"Retire espas vid epi mete tèks la an lèt piti.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def clean_text(text):\n # Strip whitespace and lowercase the text.\n pass\n\nprint(clean_text(' HELLO '))\n","solutionCode":"def clean_text(text):\n return text.strip().lower()\n\nprint(clean_text(' HELLO '))\n"},"try-decomposition-and-refactoring-sketch1":{"title":"Separe yon non konplè","prompt":"Yon èd ka kache yon ti etap tretman chèn.","hint":"Retounen premye mo nan full_name.","help":{"concept":"Retounen premye mo nan full_name.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def get_first_name(full_name):\n # Return the first word from full_name.\n pass\n\nprint(get_first_name('Ava Smith'))\n","solutionCode":"def get_first_name(full_name):\n return full_name.split()[0]\n\nprint(get_first_name('Ava Smith'))\n"},"try-decomposition-and-refactoring-sketch2":{"title":"Konbine de asistan","prompt":"Yon èd ka rele yon lòt èd.","hint":"Retounen 'Badge: ' plis non ki netwaye a.","help":{"concept":"Retounen 'Badge: ' plis non ki netwaye a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def clean(text):\n return text.strip().title()\n\ndef badge(name):\n # Return 'Badge: ' plus the cleaned name.\n pass\n\nprint(badge(' ava '))\n","solutionCode":"def clean(text):\n return text.strip().title()\n\ndef badge(name):\n return 'Badge: ' + clean(name)\n\nprint(badge(' ava '))\n","sourceChecks":{"0":{"message":"Itilize clean(name) andedan badge la olye pou w kode yon egzanp fiks."}}}},"tryIt":{"try_decomposition_and_refactoring_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `clean_title(text)` ki retire espas vid epi mete premye lèt chak mo an majiskil nan tèks la. Enprime vèsyon netwaye `\" python helper \"` la."},"try_decomposition_and_refactoring_sketch0":{"title":"Eseye l poukont ou","prompt":"Avanse yon sèl pa klè nan yon fonksyon asistans."},"try_decomposition_and_refactoring_sketch1":{"title":"Eseye l poukont ou","prompt":"Yon èd ka kache yon ti etap tretman chèn."},"try_decomposition_and_refactoring_sketch2":{"title":"Eseye l poukont ou","prompt":"Yon èd ka rele yon lòt èd."},"allowReveal":true},"projectSteps":{"ci_1":{"title":"Ekstrè yon èd pou netwaye"},"ci_2":{"title":"Bati yon rezime ak èdè"},"ci_3":{"title":"Refaktore kalkil ki repete yo nan fonksyon èd."}}},"defining-and-calling-functions":{"label":"Definir ak Rele Fonksyon","summary":"Kreye fonksyon epi rele yo ak agiman.","cards":{"sketch0":{"title":"Ki fonksyon sa fè"},"sketch1":{"title":"Apèl fonksyon ak agiman"},"sketch2":{"title":"Fonksyon yo ka retounen valè"},"quiz":{"title":"Kwiz"},"project":{"title":"Pwojè Fonksyon Pratik"}},"quiz":{"sc-function-call":{"title":"Rekonèt yon apèl fonksyon","prompt":"Ki liy ki rele yon fonksyon ki rele `greet`?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"def greet():","b":"Salye","c":"Enprime = Salye","d":"retounen salye"}},"sc-parameter-meaning":{"title":"Konprann yon paramèt","prompt":"Nan `def greet(name):`, kisa `name` ye?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Yon mesaj enprime","b":"Yon paramèt","c":"Yon valè retou","d":"Yon lis"}},"mc-valid-calls":{"title":"Chwazi apèl fonksyon ki valab yo.","prompt":"Yon fonksyon defini kòm `def greet(name):`. Ki apèl ki valab? Chwazi tout repons ki kòrèk.","hint":"Fonksyon an atann egzakteman yon sèl agiman.","help":{"concept":"Lè yon fonksyon gen yon sèl paramèt, chak apèl dwe bay yon sèl agiman andedan parantèz yo.","hint_1":"Tcheke konbyen valè chak apèl pase bay`greet(...)`.","hint_2":"Apèl valab yo gen egzakteman yon sèl valè ant parantèz yo, ni zewo ni de."},"options":{"a":"Salye Ava","b":"Salye","c":"Salye (\"Ava\", \"Leo\")","d":"Salye Mina"}},"mc-return-uses":{"title":"Fason pou itilize yon valè ki retounen","prompt":"Yon fonksyon `double(x)` retounen yon nimewo. Ki liy yo itilize valè retounen sa a kòrèkteman? Chwazi tout repons ki kòrèk.","hint":"Yon valè retounen ka estoke oswa enprime.","help":{"concept":"Lè yon fonksyon retounen yon valè, ou ka mete apèl la nenpòt kote yo ka itilize yon valè nòmal, tankou nan yon asiyasyon oswa andedan yon ekspresyon kondisyonèl (`print(...)`).","hint_1":"Chèche liy kote `double(4)` trete tankou yon valè.","hint_2":"Liy kòrèk yo swa estoke rezilta a nan yon varyab oswa pase rezilta a nan yon lòt fonksyon tankou `print`."},"options":{"a":"rezilta = double(4)","b":"print(double(4))","c":"retou = double(4)","d":"def double(4):"}},"dr-define-then-call":{"title":"Kòmande yon pwogram pou yon fonksyon senp","prompt":"Mete liy sa yo nan bon lòd pou defini yon fonksyon epi rele li.","hint":"Fonksyon an dwe defini anvan yo rele li.","help":{"concept":"Python li kòd la depi anlè desann. Definisyon yon fonksyon vini an premye, kò li rete antre anba li, epi apèl la vini apre definisyon an.","hint_1":"Kòmanse ak liy `def` la, epi mete liy kò a ki gen entansyon anba li.","hint_2":"Apre de liy definisyon yo fin ansanm, mete apèl fonksyon an an dènye."},"tokens":{"t1":"def say_hi():","t2":"print(\"Hi\")","t3":"di bonjou()"}},"dr-call-with-argument":{"title":"Kòmande yon fonksyon ak yon paramèt","prompt":"Arranje liy yo pou defini yon e`show_name`, epi rele li ak `\"Ava\"`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki mete aksyon Python an an plas.","hint_2":"Mete liy ki depann sou valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"def show_name(name):","t2":"print(name)","t3":"show_name(\"Ava\")"}},"fb-def-keyword":{"title":"Konplete yon definisyon fonksyon","prompt":"Chwazi mo ki kòmanse yon definisyon fonksyon.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa ki dekri nan mesaj la.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"[blank1] salye():","choices":["defini","Enprime","rele","retounen"]},"fb-call-argument":{"title":"Ranpli agiman an","prompt":"Chwazi valè ki konplete apèl fonksyon an.","hint":"Apèl fonksyon an ta dwe pase non ki parèt nan gitas.","help":{"concept":"Yon agiman se valè ki mete andedan parantèz yo lè w ap rele yon fonksyon.","hint_1":"Gade sitasyon yo ki deja parèt nan apèl la.","hint_2":"Pati ki manke a se valè tèks egzak ki ant parantèz yo, enkli lèt majiskil la."},"template":"Salye","choices":["Ava","non","Salye","Enprime"]},"ci-make-greeting":{"title":"Ekri yon fonksyon pou salye","prompt":"Ekri `make_greeting(name)` pou li retounen yon chèn salitasyon pou non sa a.","hint":"Li tach la \"Ekri yon fonksyon salitasyon\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_greeting(name):\n # return a greeting string\n pass","solutionCode":"def make_greeting(name):\n return \"Hello, \" + name"},"ci-square-number":{"title":"Remèt kare a","prompt":"Ekri `square(number)` pou li retounen kare `number`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def square(number):\n # return the square of number\n pass","solutionCode":"def square(number):\n return number * number"},"ci-full-name":{"title":"Konbine non premye ak non dènye","prompt":"Ekri `full_name(first, last)` pou li retounen prenon ak non ki konbine ansanm nan yon sèl chèn.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def full_name(first, last):\n # return the full name as one string\n pass","solutionCode":"def full_name(first, last):\n return first + \" \" + last"},"try-defining-and-calling-functions-checkpoint":{"title":"Defini epi rele yon fonksyon","prompt":"Defini `say_hello()` pou li enprime `Hello from a function!`, epi rele li.","hint":"Mete `print()` anndan kò fonksyon an, epi rele fonksyon ki anba li a.","help":{"concept":"Yon fonksyon gwoupe deklarasyon ki ka egzekite lè yo rele non fonksyon an.","hint_1":"Mete `print()` anndan kò fonksyon an, epi rele fonksyon ki anba li a.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"# Define say_hello() below.\n\n","solutionCode":"def say_hello():\n print(\"Hello from a function!\")\n\nsay_hello()\n","sourceChecks":{"0":{"message":"Defini yon fonksyon ki rele say_hello()."},"1":{"message":"Rele say_hello() apre ou fin defini li."}}},"try-defining-and-calling-functions-sketch0":{"title":"Defini epi rele greet","prompt":"Defini fonksyon an anvan ou rele li.","hint":"Defini greet(name) pou li retounen 'Bonjou, ' + name.","help":{"concept":"Defini greet(name) pou li retounen 'Bonjou, ' + name.","hint_1":"Defini greet(name) pou li retounen 'Hello, ' + name, epi enprime greet('Ava').","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"# Define greet(name) so it returns 'Hello, ' + name.\n# Then print greet('Ava').\n","solutionCode":"def greet(name):\n return 'Hello, ' + name\n\nprint(greet('Ava'))\n"},"try-defining-and-calling-functions-sketch1":{"title":"Apèl yon fonksyon kare","prompt":"Rele fonksyon an epi enprime valè retou li.","hint":"Enprime kare(5).","help":{"concept":"Enprime kare (5).","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def square(number):\n return number * number\n\n# Print square(5).\n","solutionCode":"def square(number):\n return number * number\n\nprint(square(5))\n"},"try-defining-and-calling-functions-sketch2":{"title":"Sèvi ak yon fonksyon èd de fwa","prompt":"Re-itilize menm fonksyon an pou de antre diferan.","hint":"Enprime shout('go') ak shout('team'), youn pa liy.","help":{"concept":"Enprime shout('go') ak shout('team'), youn pa liy.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def shout(text):\n return text.upper()\n\n# Print shout('go') and shout('team'), one per line.\n","solutionCode":"def shout(text):\n return text.upper()\n\nprint(shout('go'))\nprint(shout('team'))\n"}},"tryIt":{"try_defining_and_calling_functions_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `say_hello()` pou li enprime `Hello from a function!`, epi rele li."},"try_defining_and_calling_functions_sketch0":{"title":"Eseye l poukont ou","prompt":"Defini fonksyon an anvan ou rele li."},"try_defining_and_calling_functions_sketch1":{"title":"Eseye l poukont ou","prompt":"Rele fonksyon an epi enprime valè retou li."},"try_defining_and_calling_functions_sketch2":{"title":"Eseye l poukont ou","prompt":"Re-itilize menm fonksyon an pou de antre diferan."},"allowReveal":true},"projectSteps":{"ci_make_greeting":{"title":"Ekri yon fonksyon pou salye"},"ci_square_number":{"title":"Remèt kare a"},"ci_full_name":{"title":"Konbine non premye ak non dènye"}}},"docstrings-and-function-contracts":{"label":"Kòd dokimantasyon ak kontra fonksyon","summary":"Dokimante sa yon fonksyon atann, sa li retounen, ak kijan pou itilize li kòrèkteman.","cards":{"sketch0":{"title":"Sa yon docstring ak yon kontra fè"},"sketch1":{"title":"Ekri dokstreng ki klè"},"sketch2":{"title":"Kontrak yo ta dwe di retou olye de enprime."},"quiz":{"title":"Kwiz"},"project":{"title":"Dokimante epi aliyen konpòtman fonksyon yo"}},"quiz":{"sc-docstring-location":{"title":"Kote yon docstring ale","prompt":"Ki kote yo ta dwe mete docstring yon fonksyon?","hint":"Chèche chèn ki parèt imedyatman andedan fonksyon an.","help":{"concept":"Yon docstring fonksyon se premye literal chèn ki nan kò fonksyon an, dirèkteman anba liy deklarasyon an.","hint_1":"Li pa mete devan definisyon fonksyon an oswa apre deklarasyon return lan.","hint_2":"Chwazi opsyon kote chèn tèks ki ant twa guillemet vini touswit apre `def ...:`."},"options":{"a":"Drekteman anba definisyon fonksyon an kòm premye deklarasyon an","b":"Anndan lis paramèt la","c":"Apre deklarasyon retou a","d":"Sèlman nan fen pwogram nan"}},"sc-contract-purpose":{"title":"Sa yon kontra fonksyon eksplike","prompt":"Ki objektif prensipal yon kontra fonksyon?","hint":"Panse sou antre ak sòti.","help":{"concept":"Yon kontra fonksyon di lòt pwogramè ki valè yon fonksyon atann li epi ki rezilta oswa konpòtman li bay.","hint_1":"Yon kontra se sou fason pou itilize fonksyon an kòrèkteman, pa sou chanje sentaks Python.","hint_2":"Chwazi opsyon ki mansyone agiman yo espere ak rezilta ki retounen."},"options":{"a":"Li esplike ki antre fonksyon an atann ak sa li retounen.","b":"Li korije ensèk yo nan fonksyon an otomatikman.","c":"Sa fè fonksyon an kouri pi vit.","d":"Li ranplase bezwen non fonksyon yo."}},"mc-good-docstring-features":{"title":"Karakteristik yon docstring ki itil","prompt":"Ki deklarasyon ki dekri yon bon dokstring fonksyon? Chwazi tout sa ki aplikab.","hint":"Chèche deklarasyon ki fè fonksyon an pi fasil pou itilize kòrèkteman.","help":{"concept":"Dokstrings ki itil yo espesifik, yo koresponn ak kòd la, epi yo esplike konpòtman fonksyon an klè ase pou yon moun ka rele l kòrèkteman.","hint_1":"Bon dokstrings yo anjeneral mansyone sa fonksyon an retounen oswa sa li fè ak antre li yo.","hint_2":"Chwazi opsyon ki klè ak egzak, pa sa ki vag oswa ki pa gen rapò."},"options":{"a":"Li di klèman sa fonksyon an retounen oswa sa li fè.","b":"Li matche ak konpòtman aktyèl kòd la.","c":"Li ta dwe osi vag ke posib pou li mache pou nenpòt fonksyon.","d":"Li ka mansyone atant enpòtan pou antre yo."}},"mc-return-vs-print-contract":{"title":"Retou kont enprime nan yon kontra","prompt":"Yon docstring di yon fonksyon retounen yon valè. Ki modèl kòd ki matche ak kontra sa a? Chwazi tout sa ki aplike.","hint":"Chèche fonksyon ki voye yon valè tounen bay apèlè a.","help":{"concept":"Lè yon kontra di yon fonksyon retounen yon valè, fonksyon an dwe itilize yon valè retou (`return`) pou moun ki rele l la ka anrejistre oswa reitilize rezilta a.","hint_1":"Enpresyon montre rezilta, men li pa bay apèlè a yon valè ki ka itilize ankò.","hint_2":"Chwazi opsyon ki itilize \"`return`\" pou pwodwi rezilta a."},"options":{"a":"`return a + b`","b":"`return name.upper()`","c":"`print(a + b)`","d":"`print(\"Done\")`"}},"dr-docstring-order":{"title":"Lòd yon fonksyon dokimante","prompt":"Mete pati sa yo nan lòd kòrèk pou yon fonksyon senp ki dokimante.","hint":"Kòmanse ak antèt fonksyon an, apre sa ak docstring la, epi ak kò a.","help":{"concept":"Yon fonksyon dokimante ekri nan yon lòd estanda: premye liy definisyon an, apre sa docstring la, epi kòd egzekitab la.","hint_1":"Docstring la dwe andedan fonksyon an, pa anvan liy `def` la.","hint_2":"Apre docstring la, mete deklarasyon ki kalkile oswa retounen rezilta a."},"tokens":{"t1":"`def double(number):`","t2":"`\"\"\"Return twice number.\"\"\"`","t3":"`return number * 2`"}},"dr-contract-reading":{"title":"Li yon kontra fonksyon nan lòd","prompt":"Aranje ide sa yo nan yon lòd ki sansib pou konprann yon kontra fonksyon.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann de valè ki te egziste anvan yo apre valè sa yo fin egziste."},"tokens":{"t1":"Antre fonksyon an atann","t2":"Sa fonksyon an fè","t3":"Valè fonksyon an retounen"}},"fb-return-word":{"title":"Konplete tèks dokimantasyon an.","prompt":"Chwazi mo ki pi byen konplete dokstring la.","hint":"Fraz la dekri bay yon valè tounen bay apèlè a.","help":{"concept":"Docstrings souvan itilize mo \"`the missing term`\" lè yon fonksyon voye yon valè tounen olye pou l enprime li.","hint_1":"Espas vid sa a ta dwe yon vèb ki matche ak konpòtman stil`the missing term total`.","hint_2":"Chwazi opsyon ki vle di fonksyon an retounen yon rezilta bay moun ki rele l la."},"template":"`\"\"\"[blank1] the sum of two numbers.\"\"\"`","choices":["Retounen","Enprime","Fè yon bouk nan","Enpòte"]},"fb-docstring-position":{"title":"Konplete egzanp fonksyon an","prompt":"Chwazi liy ki ranpli espas vid la kòrèkteman.","hint":"Liy ki manke a ta dwe dokstring la, pa kòd ki fè kalkil la.","help":{"concept":"Docstring la se yon chèn deskriptif ki plase kòm premye deklarasyon anndan kò fonksyon an.","hint_1":"Blank la vini touswit apre tit fonksyon an.","hint_2":"Chwazi chèn tèks ki ant twa guillemet ki dekri rezilta fonksyon an."},"template":"```python\ndef square(number):\n [blank1]\n return number * number\n```","choices":["`\"\"\"Return the square of number.\"\"\"`","`print(number * number)`","`number * number`","`square(number)`"]},"ci-add-docstring":{"title":"Ajoute yon dokstring ki koresponn","prompt":"Ajoute yon docstring anba `make_lower(text)` ki di klèman sa fonksyon an retounen.","hint":"Li tach la \"Ajoute yon dokstring ki koresponn\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp ki te atann lan anvan ou tcheke repons ou a."},"starterCode":"def make_lower(text):\n # Add a docstring below.\n return text.lower()","solutionCode":"def make_lower(text):\n \"\"\"Return the lowercase version of text.\"\"\"\n return text.lower()"},"ci-write-contract-function":{"title":"Ekri yon fonksyon dokimante ak yon kontra klè.","prompt":"Ekri `repeat_word(word, times)` pou li retounen tèks la repete, epi ajoute yon docstring ki esplike kontra a klèman.","hint":"Li tach la \"Ekri yon fonksyon dokimante ak yon kontra klè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def repeat_word(word, times):\n # Add a docstring and return the repeated word.\n pass","solutionCode":"def repeat_word(word, times):\n \"\"\"Return word repeated times times.\"\"\"\n return word * times"},"ci-fix-print-vs-return":{"title":"Ranje dezakò kontra a","prompt":"Docstring la di ke fonksyon `total_price(price, tax)` ta dwe retounen total la, men kòd demaraj la enprime li pito. Ranje fonksyon an pou konpòtman li matche ak docstring la.","hint":"Li tach la \"Ranje dezakò kontra a\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def total_price(price, tax):\n \"\"\"Return the total of price and tax.\"\"\"\n print(price + tax)","solutionCode":"def total_price(price, tax):\n \"\"\"Return the total of price and tax.\"\"\"\n return price + tax"},"try-docstrings-and-function-contracts-checkpoint":{"title":"Ekri yon helper dokimante","prompt":"Defini `square(number)` ak yon docstring epi retounen kare nimewo a. Enprime `square(5)`.","hint":"Mete yon chèn tèks ki gen twa guillemet kòm premye liy anndan fonksyon an.","help":{"concept":"Yon docstring dekri kontra fonksyon an pou lektè ak zouti.","hint_1":"Mete yon chèn tèks ki ant twa guyòt kòm premye liy anndan fonksyon an.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def square(number):\n # Add a docstring and return the square.\n pass\n\nprint(square(5))\n","solutionCode":"def square(number):\n \"\"\"Return number multiplied by itself.\"\"\"\n return number * number\n\nprint(square(5))\n"},"try-docstrings-and-function-contracts-sketch0":{"title":"Ekri yon helper dokimante","prompt":"Yon docstring esplike sa fonksyon an atann ak sa li retounen.","hint":"Ajoute yon docstring epi retounen tèks la san mak fòma epi ak tit an majiskil.","help":{"concept":"Ajoute yon docstring epi retounen tèks la san mak fòma epi ak tit an majiskil.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def clean_name(text):\n # Add a docstring and return text stripped and title-cased.\n pass\n\nprint(clean_name(' ava '))\n","solutionCode":"def clean_name(text):\n \"\"\"Return text stripped of extra space and converted to title case.\"\"\"\n return text.strip().title()\n\nprint(clean_name(' ava '))\n"},"try-docstrings-and-function-contracts-sketch1":{"title":"Retounen rezilta ki dokimante a","prompt":"Fè kòd la matche ak kontra ki dekri nan dokstrin nan.","hint":"Konplete deklarasyon retou a.","help":{"concept":"Konplete deklarasyon retou a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def fahrenheit_to_celsius(temp):\n \"\"\"Return Celsius for a Fahrenheit temperature.\"\"\"\n # Finish the return statement.\n pass\n\nprint(round(fahrenheit_to_celsius(32), 1))\n","solutionCode":"def fahrenheit_to_celsius(temp):\n \"\"\"Return Celsius for a Fahrenheit temperature.\"\"\"\n return (temp - 32) * 5 / 9\n\nprint(round(fahrenheit_to_celsius(32), 1))\n"},"try-docstrings-and-function-contracts-sketch2":{"title":"Sèvi ak yon tchèk stil kontra","prompt":"Aplikasyon an dwe swiv kontra ki deklare a egzakteman.","hint":"Kòmanse ak premye liy ki manke a.","help":{"concept":"Kòmanse ak premye liy ki manke a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def is_valid_score(score):\n \"\"\"Return True when score is between 0 and 100 inclusive.\"\"\"\n pass\n\nprint(is_valid_score(105))\nprint(is_valid_score(95))\n","solutionCode":"def is_valid_score(score):\n \"\"\"Return True when score is between 0 and 100 inclusive.\"\"\"\n return 0 <= score <= 100\n\nprint(is_valid_score(105))\nprint(is_valid_score(95))\n"}},"tryIt":{"try_docstrings_and_function_contracts_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `square(number)` ak yon dokstring epi retounen kare nimewo a. Enprime `square(5)`."},"try_docstrings_and_function_contracts_sketch0":{"title":"Eseye l poukont ou","prompt":"Yon docstring esplike sa fonksyon an atann ak sa li retounen."},"try_docstrings_and_function_contracts_sketch1":{"title":"Eseye l poukont ou","prompt":"Fè kòd la matche ak kontra ki dekri nan docstring la."},"try_docstrings_and_function_contracts_sketch2":{"title":"Eseye l poukont ou","prompt":"Aplikasyon an dwe swiv kontra ki deklare a egzakteman."},"allowReveal":true},"projectSteps":{"ci_add_docstring":{"title":"Ajoute yon dokstring ki koresponn"},"ci_write_contract_function":{"title":"Ekri yon fonksyon dokimante ak yon kontra klè."},"ci_fix_print_vs_return":{"title":"Ranje dezakò kontra a"}}},"module-6-name-badge-package":{"label":"Pwojè Modil: Bati yon pake badj non","summary":"Bati aplikasyon badj \"welcome-table\" la yon sèl èdè alafwa pou li grandi soti nan netwayaj non pou vin yon pake plizyè fichye ki byen poli.","cards":{"sketch0":{"title":"Yon klib bezwen badj anvan evènman an kòmanse."},"project":{"title":"Pake Badj Non"}},"projectSteps":{"mp_1":{"title":"Kreye modil pou netwaye non an"},"mp_2":{"title":"Ajoute modil èd badj la"},"mp_3":{"title":"Dokimante epi netwaye asistan badj la."},"mp_4":{"title":"Enprime badj akey final la"}},"quiz":{"mp-1-create-clean-name-module":{"title":"Kreye modil pou netwaye non an","prompt":"Kòmanse aplikasyon badj la pa deplase netwayaj non an nan pwòp dosye èd li. Kreye yon fonksyon ``tools/names.py`` ak ``clean_name(text)``, enpòte li nan ``main.py``, li yon non nan antre a, epi enprime rezilta netwaye a.","hint":"Mete lojik netwayaj ki ka itilize ankò nan `tools/names.py`, epi kite `main.py` rele li.","help":{"concept":"Yon modil èd kenbe lojik ki ka itilize ankò andeyò `main.py`, sa ki fè li pi fasil pou devlope aplikasyon badj la.","hint_1":"Nan `tools/names.py`, defini `clean_name(text)` epi retounen `text.strip().title()`.","hint_2":"Nan `main.py`, enpòte `clean_name`, li antre a, epi enprime non ki netwaye a."},"starterCode":"raw_name = input()\n\n# Start the badge app by moving name cleanup into tools/names.py.\n# Import clean_name, then print the cleaned version of raw_name.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.names."},"1":{"message":"Defini clean_name(text) andedan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas vid yo."},"3":{"message":"clean_name ta dwe mete non an an majiskil tit."}},"solutionCode":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"mp-2-add-badge-helper":{"title":"Ajoute modil èd badj la","prompt":"Kenbe asistan `clean_name` k ap mache a soti nan dènye etap la. Kounye a, ajoute `tools/badges.py` ak `make_badge(name, role)`, enpòte li nan `main.py`, li yon wòl tou, epi enprime badj fini a.","hint":"Kite `tools/names.py` ap mache, ajoute yon nouvo fichye èd, epi konekte li nan `main.py`.","help":{"concept":"Etap sa a ajoute yon dezyèm fichye èd pou chak modil gen yon sèl travay klè: netwaye non yo, fòmate tèks badj yo.","hint_1":"Kreye yon sit entènèt ak `make_badge(name, role)`.","hint_2":"Nan `main.py`, netwaye non an an premye, epi pase `name` ak `role` nan `make_badge(...)`."},"starterCode":"from tools.names import clean_name\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\n\n# Keep the name cleaner working, then add tools.badges.\n# Import make_badge and print the finished badge for this cleaned name and role.\n","starterFiles":{"tools_init_py":{"content":""},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"# Add make_badge(name, role) here.\n# Return one formatted string for the badge.\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan zouti.badges."},"1":{"message":"Defini make_badge nan tools/badges.py."},"2":{"message":"make_badge ta dwe mete wòl la an majiskil."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"mp-3-document-badge-helper":{"title":"Dokimante epi netwaye asistan badj la.","prompt":"Kòmanse ak aplikasyon badj ki gen de asistan k ap travay la. Kenbe rezilta a menm jan, men amelyore fonksyon ``tools/badges.py`` la lè w ajoute yon dokstring epi netwaye wòl la anvan w konvèti l an lèt majiskil.","hint":"Etap sa a rafine asistan an an plas olye pou chanje koule jeneral aplikasyon an.","help":{"concept":"Ti fonksyon èd yo pi fasil pou kenbe lè yo eksplike tèt yo epi jere antre dezòdone yo byen.","hint_1":"Ajoute yon docstring anba `def make_badge(name, role):` ki gen twa guillemet.","hint_2":"Sere `role.strip().upper()` nan yon varyab anvan ou retounen tèks badj la."},"starterCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n\n# Keep this badge flow working.\n# Add the next improvement inside tools/badges.py.\n","starterFiles":{"tools_init_py":{"content":""},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n # Add a docstring that explains what this helper returns.\n # Then clean role before uppercasing it so extra spaces do not reach the badge.\n return f\"{role.upper()} badge: {name}\"\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n \"\"\"Return a formatted badge label for a cleaned name and role.\"\"\"\n clean_role = role.strip().upper()\n return f\"{clean_role} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Ajoute yon docstring nan make_badge nan tools/badges.py."},"1":{"message":"Netwaye wòl la anvan ou mete l an majiskil."},"2":{"message":"Mete wòl la an majiskil nan make_badge."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"mp-4-package-welcome-message":{"title":"Enprime badj akey final la","prompt":"Kòmanse ak aplikasyon badj ki dokimante a. Kenbe tou de asistan yo, estoke badj la nan yon varyab, epi ranplase enprime badj dirèk la ak yon sèl liy final zanmitay ki kòmanse ak `Welcome!`.","hint":"Re-itilize koule asistans ki egziste deja a, men fè rezilta final la santi l tankou yon remiz travay byen rafine.","help":{"concept":"Aplikasyon final la itilize ti modil èd pou fè pwogram prensipal la li tankou yon istwa senp: pran antre, netwaye li, konstwi badj la, enprime mesaj akeyi a.","hint_1":"Sèvi ak `badge = make_badge(name, role)` apre netwaye non an.","hint_2":"Enprime yon liy ki kòmanse ak `Welcome!` epi ki gen tèks badj la."},"starterCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n\n# Replace the line above with one polished welcome message.\n# Store the badge in a variable, then print a line that starts with Welcome!.\n","starterFiles":{"tools_init_py":{"content":""},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n \"\"\"Return a formatted badge label for a cleaned name and role.\"\"\"\n clean_role = role.strip().upper()\n return f\"{clean_role} badge: {name}\"\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(f\"Welcome! {badge}\")\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n \"\"\"Return a formatted badge label for a cleaned name and role.\"\"\"\n clean_role = role.strip().upper()\n return f\"{clean_role} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Bati badj la ak make_badge() olye pou w kode tèks final la dirèkteman."},"1":{"message":"Enprime dènye mesaj akey la."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(f\"Welcome! {badge}\")\n"},"try-module-6-name-badge-package-sketch0":{"title":"Kreye premye fichye èd pou badj la","prompt":"Konfigire premye èd la pou aplikasyon badj la.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime vèsyon netwaye `\" ava \"` la.","hint":"Mete `clean_name` nan `tools/names.py`, epi enpòte li nan `main.py`.","help":{"concept":"Pwojè badj la kòmanse pa deplase netwayaj non an nan pwòp fichye èd li.","hint_1":"Nan `tools/names.py`, retounen `text.strip().title()` soti nan `clean_name(text)`.","hint_2":"Nan `main.py`, enpòte `clean_name` epi enprime `clean_name(\" ava \")`."},"starterCode":"# Create a folder named tools.\n# Create tools/names.py with clean_name(text).\n# Then import clean_name from tools.names and print clean_name(\" ava \").\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_name nan tools.names."},"1":{"message":"Defini clean_name nan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas yo."},"3":{"message":"clean_name ta dwe mete non an an titil-case."}},"solutionCode":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"}},"tryIt":{"try_module_6_name_badge_package_sketch0":{"title":"Eseye l poukont ou","prompt":"Konfigire premye èd la pou aplikasyon badj la.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime vèsyon netwaye `\" ava \"` la."},"allowReveal":true}},"parameters-and-return-values":{"label":"Paramèt ak Valè Retou","summary":"Pase done nan fonksyon epi retounen rezilta yo.","cards":{"sketch0":{"title":"Paramèt yo pèmèt yon fonksyon travay ak diferan valè."},"sketch1":{"title":"Retounen yon valè diferan de enprime li."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike retounen valè nan fonksyon"}},"quiz":{"sc-parameter-role":{"title":"Sa yon paramèt fè","prompt":"Nan `def greet(name):`, kisa `name` ye?","hint":"Gade valè ki pase nan apèl fonksyon an.","help":{"concept":"Yon paramèt se yon varyab nan definisyon yon fonksyon ki resevwa yon valè lè yo rele fonksyon an.","hint_1":"`name` Li parèt anndan parantèz definisyon fonksyon an, kidonk li fè pati antre fonksyon an.","hint_2":"Mande ki chwa ki dekri yon plasdèten ki jwenn valè li nan yon apèl tankou `greet(\"Ava\")`."},"options":{"a":"Yon paramèt ki resevwa yon valè agiman","b":"Yon liy sòti enprime","c":"Yon metòd lis","d":"Yon deklarasyon sou retou"}},"sc-return-purpose":{"title":"Poukisa pou itilize return","prompt":"`return` fè nan yon fonksyon Python?","hint":"Panse sou fason yon fonksyon voye yon rezilta tounen bay kòd ki rele li a.","help":{"concept":"Enstriksyon `return` la fini apèl fonksyon an epi li retounen yon valè bay moun ki rele a.","hint_1":"Kontrèman ak `print`, `return` pa montre sitou tèks nan panèl rezilta a.","hint_2":"Chwazi opsyon ki konsène voye yon rezilta soti nan fonksyon an pou li ka estoke oswa itilize pita."},"options":{"a":"Li repete fonksyon an otomatikman","b":"Li voye yon valè tounen bay apèlè a.","c":"Li kreye yon nouvo paramèt","d":"Li chanje non fonksyon an."}},"mc-return-uses":{"title":"Fason pou itilize yon valè ki retounen","prompt":"Ki deklarasyon ki itilize kòrèkteman valè yon fonksyon retounen? Chwazi tout sa ki aplike.","hint":"Yon valè retounen ka estoke, enprime, oswa itilize andedan yon lòt ekspresyon.","help":{"concept":"Valè ki retounen yo konpòte yo tankou valè nòmal, kidonk yo ka asiyen, enprime, oswa konbine nan ekspresyon.","hint_1":"Chèche liy kote apèl fonksyon an parèt kote yon valè nòmal ta ka parèt.","hint_2":"Yon apèl fonksyon ki retounen yon nimewo ka ale sou bò dwat `=` oswa andedan `print(...)`."},"options":{"a":"`total = add(2, 3)`","b":"`print(add(2, 3))`","c":"`return = add(2, 3)`","d":"`def add = (2, 3)`"}},"mc-print-vs-return":{"title":"Enprime kont retou","prompt":"Ki deklarasyon sou `print` ak `return` ki kòrèk? Chwazi tout sa ki aplike.","hint":"Youn montre rezilta a kounye a, epi lòt la retounen yon valè bay moun ki rele a.","help":{"concept":"`print` Afiche tèks nan panèl sòti a, tandiske `return` pase yon valè tounen soti nan fonksyon an.","hint_1":"Panse si rezilta a ka reitilize pita nan yon lòt varyab oswa ekspresyon.","hint_2":"Chwazi deklarasyon ki koresponn ak wòl sa yo: sòti vizib pou `print`, rezilta ki ka reitilize pou `return`."},"options":{"a":"`print` Voye tèks vizib nan panèl sòti a.","b":"`return` ka retounen yon rezilta bay apèlè a","c":"`print` `return` toujou fè egzakteman menm travay la.","d":"`return` Ka sèlman itilize andeyò fonksyon yo."}},"dr-function-flow":{"title":"Lòd yon apèl fonksyon","prompt":"Mete etap sa yo nan lòd kòrèk pou sa k ap pase lè yo rele yon fonksyon ki gen paramèt.","hint":"Kòmanse ak apèl la, apre sa panse sou valè k ap antre nan fonksyon an ak yon rezilta k ap sòti.","help":{"concept":"Yon apèl fonksyon swiv yon sekans: rele fonksyon an, pase agiman yo nan paramèt yo, egzekite kò a, epi retounen yon rezilta.","hint_1":"Kò fonksyon an pa ka kouri jiskaske yo fin matche agiman yo ak paramèt yo.","hint_2":"Valè retounen an vini apre kò a fin fè kalkil li."},"tokens":{"t1":"Rele fonksyon an ak valè agiman yo","t2":"Valè sa yo asiyen bay paramèt yo.","t3":"Kò fonksyon an kouri lè l sèvi ak valè paramèt sa yo.","t4":"Fonksyon an retounen yon rezilta bay moun ki rele l la."}},"dr-build-function":{"title":"Bati yon fonksyon retou senp","prompt":"Aranje liy sa yo pou kreye yon fonksyon ki pran yon paramèt epi retounen valè a doub.","hint":"Antèt fonksyon an vini an premye, apre sa liy retou a, epi apèl ki itilize rezilta a.","help":{"concept":"Yon definisyon fonksyon debaz bezwen yon antèt, yon kò an retrè, epi nenpòt kòd ki rele fonksyon an.","hint_1":"Liy `return` la dwe andedan fonksyon an, kidonk li dwe dirèkteman anba liy `def` la.","hint_2":"Liy ki enprime rezilta a dwe vini apre fonksyon an fin defini."},"tokens":{"t1":"def double(number):","t2":"retounen nimewo * 2","t3":"rezilta = double(5)","t4":"print(result)"}},"fb-call-argument":{"title":"Ranpli agiman an","prompt":"Konplete apèl fonksyon an pou fonksyon an resevwa nimewo 7.","hint":"Vide a se valè k ap pase nan apèl fonksyon an.","help":{"concept":"Yon agiman se valè aktyèl ou mete andedan parantèz yo lè w ap rele yon fonksyon.","hint_1":"Non fonksyon an deja ekri, kidonk pati ki manke a se valè ki andedan parantèz yo.","hint_2":"Chwazi nimewo ki ta pase kòm antre nan `show_score`."},"template":"montre_nòt([blank1])","choices":["montre_nòt","Sèt","retounen"]},"fb-return-expression":{"title":"Konplete liy retou a","prompt":"Chwazi ekspresyon ki fè fonksyon an retounen som `price` ak `tax`.","hint":"Blank la ta dwe ekspresyon valè a apre `return`.","help":{"concept":"Yon deklarasyon retou ka retounen rezilta yon ekspresyon, tankou lè w ajoute de paramèt ansanm.","hint_1":"Tou de `price` ak `tax` deja disponib kòm non paramèt nan fonksyon an.","hint_2":"Chwazi opsyon ki ajoute de valè paramèt yo olye pou nonmen yon mo kle oswa sèlman yon varyab."},"template":"retounen [blank1]","choices":["Pri + taks","defini","Pri"]},"ci-make-label":{"title":"Retounen yon chèn etikèt","prompt":"Ekri `make_label(item, count)` pou li retounen yon chèn etikèt tankou `Apples: 3`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"def make_label(item, count):\n # return a string like \"Apples: 3\"\n pass","solutionCode":"def make_label(item, count):\n return item + \": \" + str(count)"},"ci-calculate-tip":{"title":"Retounen yon kantite tip","prompt":"Ekri `calculate_tip(bill, percent)` pou li retounen sèlman kantite lajan tip la pou bòdwo sa a ak pousantaj la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def calculate_tip(bill, percent):\n # return the tip amount\n pass","solutionCode":"def calculate_tip(bill, percent):\n return bill * percent / 100"},"ci-first-item":{"title":"Retounen premye atik lis la","prompt":"Ekri `first_item(items)` pou li retounen premye eleman nan lis la.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp atann lan anvan ou tcheke repons ou."},"starterCode":"def first_item(items):\n # return the first element from the list\n pass","solutionCode":"def first_item(items):\n return items[0]"},"try-parameters-and-return-values-checkpoint":{"title":"Retounen yon nimewo ki double","prompt":"Defini `double(number)` pou li retounen doub antre a. Enprime `double(7)`.","hint":"Sèvi ak `return number * 2`.","help":{"concept":"Yon valè retou voye yon rezilta tounen bay moun ki rele a.","hint_1":"Sèvi ak `return number * 2`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def double(number):\n # Return twice the number.\n pass\n\nprint(double(7))\n","solutionCode":"def double(number):\n return number * 2\n\nprint(double(7))\n"},"try-parameters-and-return-values-sketch0":{"title":"Retounen yon sòm","prompt":"Sèvi ak paramèt pou resevwa valè epi sèvi ak retou valè (`return`) pou voye rezilta a tounen.","hint":"Retounen sòm a ak b.","help":{"concept":"Retounen sòm a ak b.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def add(a, b):\n # Return the sum of a and b.\n pass\n\nprint(add(3, 4))\n","solutionCode":"def add(a, b):\n return a + b\n\nprint(add(3, 4))\n"},"try-parameters-and-return-values-sketch1":{"title":"Fòmate yon non konplè","prompt":"Retounen yon chèn ki konstwi apati de de paramèt.","hint":"Retounen premye ak dènye ak yon espas ant yo.","help":{"concept":"Retounen premye ak dènye ak yon espas ant yo.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def full_name(first, last):\n # Return first and last with one space between them.\n pass\n\nprint(full_name('Ava', 'Smith'))\n","solutionCode":"def full_name(first, last):\n return first + ' ' + last\n\nprint(full_name('Ava', 'Smith'))\n"}},"tryIt":{"try_parameters_and_return_values_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `double(number)` pou li retounen doub antre a. Enprime `double(7)`."},"try_parameters_and_return_values_sketch0":{"title":"Eseye l poukont ou","prompt":"Sèvi ak paramèt pou resevwa valè epi sèvi ak retou valè (`return`) pou voye rezilta a tounen."},"try_parameters_and_return_values_sketch1":{"title":"Eseye l poukont ou","prompt":"Retounen yon chèn ki konstwi apati de de paramèt."},"allowReveal":true},"projectSteps":{"ci_make_label":{"title":"Retounen yon chèn etikèt"},"ci_calculate_tip":{"title":"Retounen yon kantite tip"},"ci_first_item":{"title":"Retounen premye atik lis la"}}},"print-vs-return":{"label":"Enprime kont Retounen","summary":"Konprann kilè pou montre rezilta yo ak kilè pou retounen done nan yon fonksyon pou lòt kòd ka kontinye itilize rezilta a.","cards":{"sketch0":{"title":"Enprime montre yon valè; retou bay li tounen"},"sketch1":{"title":"Yon konparezon pratik: menm rezilta, itilite diferan."},"sketch2":{"title":"Ki lè ou ta dwe enprime, e ki lè ou ta dwe retounen?"},"quiz":{"title":"Kwiz"},"project":{"title":"Bati fonksyon ki ka reitilize epi ki retounen yon valè"}},"quiz":{"pvrs-sc-1":{"title":"Ki deklarasyon ki dekri retou?","prompt":"Ki deklarasyon ki pi byen dekri sa `return` fè nan yon fonksyon?","hint":"Panse si valè a sèlman parèt oswa si li retounen bay kòd ki te rele fonksyon an.","help":{"concept":"`return` li bay yon rezilta tounen bay apèlè a pou yo ka anrejistre l, reyitilize l, oswa konbine l ak lòt valè.","hint_1":"Yon valè retounen ka asiyen bay yon varyab tankou `result = my_function()`.","hint_2":"Chèche opsyon ki pèmèt ou voye yon valè tounen nan fonksyon an, pa sèlman afiche li."},"options":{"a":"Li voye yon valè tounen soti nan fonksyon an bay moun ki rele l la.","b":"Li toujou enprime yon valè nan panèl sòti a.","c":"Li repete fonksyon an depi nan kòmansman.","d":"Li kreye yon nouvo paramèt otomatikman."}},"pvrs-sc-2":{"title":"Ki rezilta fonksyon ki ka reitilize?","prompt":"Yon fonksyon ta dwe kalkile yon nimewo epi kite kòd ki vini apre a miltipliye nimewo sa a pa 10. Ki apwòch ki pi bon?","hint":"Kòd ki vin apre a bezwen rezilta fonksyon an kòm yon valè, pa sèlman kòm yon rezilta vizib.","help":{"concept":"Lè yon kòd pita dwe kontinye itilize yon rezilta, fonksyon an ta dwe retounen rezilta sa a olye pou l sèlman enprime li.","hint_1":"Si fonksyon an sèlman enprime, yon lòt ekspresyon pa ka itilize valè enprime a dirèkteman nan yon kalkil.","hint_2":"Chwazi opsyon kote fonksyon an retounen nimewo a pou yon lòt liy ka estoke li epi miltipliye li."},"options":{"a":"Itilize `return` andedan fonksyon an epi sere rezilta a nan yon varyab.","b":"Sèvi ak `print()` andedan fonksyon an epi sipoze kòd ki vin apre a ka miltipliye tèks ki enprime a.","c":"Ajoute plis paramèt jiskaske fonksyon an vin re-itilize.","d":"Mete miltiplikasyon an andedan fonksyon an menm si lòt kòd bezwen rezilta orijinal la."}},"pvrs-mc-1":{"title":"Chwazi deklarasyon ki kòrèk yo.","prompt":"Ki deklarasyon sou `print()` ak `return` ki kòrèk? Chwazi tout sa ki aplike.","hint":"Separe sa itilizatè a wè nan panèl sòti a ak sa rès pwogram nan ka kontinye itilize.","help":{"concept":"`print()` se pou afichaj, pandan ke `return` se pou pwodwi yon valè ke kòd ki rele a ka itilize.","hint_1":"Yon valè retounen ka asiyen bay yon varyab; sòti enprime a jis parèt.","hint_2":"Chwazi opsyon ki dekri kòrèkteman rezilta ki afiche kont rezilta ki ka reitilize."},"options":{"a":"`print()` Afiche sòti pou itilizatè a ka wè.","b":"`return` ka voye yon valè tounen bay kòd ki te rele fonksyon an.","c":"Yon fonksyon pa janm ka itilize ni `print()` ni `return`.","d":"Si yon fonksyon enprime sèlman yon valè, valè enprime a estoke otomatikman nan yon varyab."}},"pvrs-mc-2":{"title":"Fason pou itilize yon valè ki retounen","prompt":"Yon fonksyon `make_label(name)` retounen yon chèn. Ki liy yo itilize valè retounen sa a kòrèkteman? Chwazi tout sa ki aplike.","hint":"Chèche liy kote apèl fonksyon an vin fè pati yon lòt ekspresyon oswa kote li estoke pou itilize pita.","help":{"concept":"Yon valè retounen konpòte l tankou nenpòt lòt valè, kidonk li ka estoke, enprime, oswa konbine avèk lòt chèn.","hint_1":"Si fonksyon an retounen tèks, itilizasyon valab yo enkli asiyasyon ak konkatenasyon chèn.","hint_2":"Chwazi liy kote apèl fonksyon an trete tankou yon valè chèn ki pwodui pa fonksyon an."},"options":{"a":"`label = make_label(\"Mia\")`","b":"`print(make_label(\"Mia\"))`","c":"`message = make_label(\"Mia\") + \"!\"`","d":"`return = make_label(\"Mia\")`"}},"pvrs-dr-1":{"title":"Kòmande retou a","prompt":"Mete etap sa yo nan lòd kòrèk pou kòd ki retounen yon valè epi enprime li.","hint":"Kòmanse ak apèl fonksyon an, apre sa panse sou sa fonksyon an retounen, epi sou sa ki parèt.","help":{"concept":"Lè yon fonksyon retounen yon valè, apèl la egzekite an premye, valè a retounen bay moun ki rele a, li ka estoke, epi apre sa li ka enprime.","hint_1":"Fonksyon an dwe kouri anvan yon varyab ka resevwa valè li retounen an.","hint_2":"Sòti ki parèt la fèt apre valè ki retounen an fin retounen e kòd ki rele a fin itilize l."},"tokens":{"t1":"Rele fonksyon an.","t2":"Fonksyon an kalkile yon rezilta.","t3":"Fonksyon an retounen valè a.","t4":"Apèlè a estoke oswa itilize valè sa a.","t5":"`print()` ka afiche li."}},"pvrs-dr-2":{"title":"Bati yon modèl reyizab","prompt":"Aranje moso kòd sa yo nan yon modèl ki fè sans pou itilize yon valè ki retounen.","hint":"Premyeman defini fonksyon an, apre sa rele li, apre sa sere rezilta a, apre sa afiche li oswa reitilize li.","help":{"concept":"Yon modèl komen se defini yon fonksyon ak `return`, rele li, sove valè li retounen an, epi itilize valè sa a pita.","hint_1":"Definisyon fonksyon an dwe vini anvan apèl ki itilize li a.","hint_2":"Apre apèl la retounen yon valè, valè sa a dwe asiyen anvan yon lòt apèl`print()` itilize varyab la."},"tokens":{"t1":"`def add_one(n):`","t2":"` return n + 1`","t3":"`result = add_one(4)`","t4":"`print(result)`"}},"pvrs-fb-1":{"title":"Konplete mo kle a","prompt":"Chwazi mo ki konplete fonksyon an kòrèkteman pou li ka retounen yon valè.","hint":"Mo ki manke a dwe retounen rezilta a bay apèlè a.","help":{"concept":"Fonksyon yo itilize retou valè (`the missing term`) pou voye yon valè ki kalkile tounen bay kòd ki rele yo.","hint_1":"`print` Li montre sòti, men espas vid sa a bezwen mo kle ki remèt valè a.","hint_2":"Chwazi mo kle Python ki itilize anvan yon ekspresyon tankou `n * 2` lè yon fonksyon ta dwe pwodwi yon rezilta ki ka reitilize."},"template":"def double(n):\n [blank1] n * 2","choices":["Enprime","retounen","Antre","defini"]},"pvrs-fb-2":{"title":"Konplete liy afichaj la","prompt":"Chwazi kòd ki afiche valè retounen an nan panèl rezilta a.","hint":"Fonksyon an deja retounen valè a, kidonk pati ki manke a ta dwe montre valè sa a.","help":{"concept":"Si yon fonksyon retounen yon valè epi ou vle afiche li, antoure apèl fonksyon an ak `print()`.","hint_1":"Espas vid la pa andedan definisyon fonksyon an; se liy ki montre rezilta retounen an.","hint_2":"Chwazi opsyon ki rele fonksyon an epi voye rezilta li nan panèl sòti a."},"template":"[vid1]","choices":["print(get_name())","retounen get_name()","def get_name()","get_name = enprime()"]},"pvrs-code-1":{"title":"Retounen yon valè ki double","prompt":"Ekri `double_number(n)` pou li retounen doub valè antre a olye pou li enprime li.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def double_number(n):\n # return double the input\n pass","solutionCode":"def double_number(n):\n return n * 2"},"pvrs-code-2":{"title":"Retounen yon chèn salitasyon","prompt":"Ekri `make_greeting(name)` pou li retounen yon chèn salitasyon tankou `Hello, Ava`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_greeting(name):\n # return a greeting like Hello, Ava\n pass","solutionCode":"def make_greeting(name):\n return \"Hello, \" + name"},"pvrs-code-3":{"title":"Retounen yon total olye pou enprime li.","prompt":"Ekri `add_prices(price1, price2)` pou li retounen total de pri yo olye pou li enprime li.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def add_prices(price1, price2):\n # return the total of the two prices\n pass","solutionCode":"def add_prices(price1, price2):\n return price1 + price2"},"try-print-vs-return-checkpoint":{"title":"Retounen, epi enprime","prompt":"Defini `add(a, b)` pou li retounen sòm nan. Apre sa, enprime `add(3, 4)`.","hint":"Fonksyon an ta dwe retounen valè a; kote apèl la ta dwe enprime li.","help":{"concept":"Retounen yon valè ak enprime yon valè se aksyon separe.","hint_1":"Fonksyon an ta dwe retounen valè a; kote apèl la ta dwe enprime li.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def add(a, b):\n # Return the sum.\n pass\n\n# Print the result of add(3, 4).\n","solutionCode":"def add(a, b):\n return a + b\n\nprint(add(3, 4))\n"},"try-print-vs-return-sketch0":{"title":"Retounen epi enprime","prompt":"Fonksyon an retounen valè a; apèlè a enprime li.","hint":"Retounen 'Bonjou, ' + name olye de enprime andedan fonksyon an.","help":{"concept":"Retounen 'Bonjou, ' + name olye de enprime andedan fonksyon an.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def make_message(name):\n # Return 'Hi, ' + name instead of printing inside the function.\n pass\n\nmessage = make_message('Ava')\nprint(message)\n","solutionCode":"def make_message(name):\n return 'Hi, ' + name\n\nmessage = make_message('Ava')\nprint(message)\n"},"try-print-vs-return-sketch1":{"title":"Sèvi ak yon nimewo ki retounen","prompt":"Valè ki retounen yo ka estoke epi itilize nan plis ekspresyon.","hint":"Sere double(6) nan rezilta, epi enprime rezilta + 1.","help":{"concept":"Sere double(6) nan rezilta, epi enprime rezilta + 1.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def double(number):\n return number * 2\n\n# Store double(6) in result, then print result + 1.\n","solutionCode":"def double(number):\n return number * 2\n\nresult = double(6)\nprint(result + 1)\n"},"try-print-vs-return-sketch2":{"title":"Evite enprime Okenn","prompt":"Enprime chèn ki retounen an, pa objè fonksyon an.","hint":"Enprime etikèt('zoe').","help":{"concept":"Enprime etikèt('zoe').","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"def label(name):\n return name.upper()\n\n# Print label('zoe').\n","solutionCode":"def label(name):\n return name.upper()\n\nprint(label('zoe'))\n"}},"tryIt":{"try_print_vs_return_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `add(a, b)` pou li retounen som lan. Apre sa, enprime `add(3, 4)`."},"try_print_vs_return_sketch0":{"title":"Eseye l poukont ou","prompt":"Fonksyon an retounen valè a; apèlè a enprime li."},"try_print_vs_return_sketch1":{"title":"Eseye l poukont ou","prompt":"Valè ki retounen yo ka estoke epi itilize nan plis ekspresyon."},"try_print_vs_return_sketch2":{"title":"Eseye l poukont ou","prompt":"Enprime chèn ki retounen an, pa objè fonksyon an."},"allowReveal":true},"projectSteps":{"pvrs_code_1":{"title":"Retounen yon valè ki double"},"pvrs_code_2":{"title":"Retounen yon chèn salitasyon"},"pvrs_code_3":{"title":"Retounen yon total olye pou enprime li."}}},"scope-and-local-variables":{"label":"Echèl ak Varyab Lokal","summary":"Konprann kote varyab yo egziste ak poukisa domèn lokal la enpòtan.","cards":{"sketch0":{"title":"Sa 'local scope' vle di"},"sketch1":{"title":"Anndan yon fonksyon diferan de deyò"},"sketch2":{"title":"Paramèt yo lokal tou"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike echèl lokal ak ti fonksyon èd"}},"quiz":{"sc-q1":{"title":"Jwenn varyab lokal la","prompt":"In this code, which name is local to the function?\n\n```python\ncolor = \"blue\"\n\ndef paint():\n shade = \"dark\"\n return color + \" \" + shade\n```","hint":"Chèche non ki te kreye anndan `paint()`.","help":{"concept":"Yon varyab lokal kreye andedan yon fonksyon e li fèt pou itilize sèlman pandan apèl fonksyon sa a.","hint_1":"`color` Yo asiyen li anvan fonksyon an kòmanse. Tcheke ki non yo asiyen andedan kò fonksyon an.","hint_2":"Non lokal la se sa yo te entwodwi sou liy `... = \"dark\"` anndan `paint()`."},"options":{"a":"koulè","b":"penti","c":"lonbraj","d":"retounen"}},"sc-q2":{"title":"Pòte paramèt","prompt":"Ki sa ki vre sou yon paramèt tankou `name` nan `def greet(name):`?","hint":"Panse kote paramèt la ka itilize dirèkteman.","help":{"concept":"Paramèt yo se non lokal ki kreye pou yon apèl fonksyon, kidonk yo fè pati domèn fonksyon sa a.","hint_1":"Yon paramèt jwenn valè li lè yo rele fonksyon an, pa toupatou nan pwogram nan.","hint_2":"Mande si `name` fèt pou egziste sèlman andedan `greet(...)` oswa si li dwe egziste otomatikman nan tout kòd la."},"options":{"a":"Li egziste sèlman andedan apèl fonksyon an, sof si yo retounen li oswa pase li yon lòt kote.","b":"Li vin otomatikman yon varyab mondyal.","c":"Li ka sèlman estoke nimewo.","d":"Li disparèt anvan fonksyon an kòmanse."}},"mc-q1":{"title":"Chwazi non lokal yo","prompt":"Which names are local in this code? Choose all that apply.\n\n```python\ntax = 5\n\ndef total(price):\n fee = 2\n final_price = price + fee + tax\n return final_price\n```","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"taks","b":"Pri","c":"Frè","d":"Pri final"}},"mc-q2":{"title":"Poukisa dimansyon lokal la ede","prompt":"Poukisa varyab lokal yo itil? Chwazi tout repons ki kòrèk yo.","hint":"Panse sou kijan fonksyon yo rete òganize epi evite konfizyon non yo.","help":{"concept":"Portée lokal ede fonksyon yo rete endepandan, fasil pou li, epi pi an sekirite paske non tanporè yo pa gaye nan rès pwogram nan.","hint_1":"Yon bon repons ta dwe mansyone kenbe fonksyon travay yo separe oswa anpeche reitiz aksidantèl nan non tanporè yo.","hint_2":"Chèche avantaj tankou diminye konfli epi fè chak fonksyon jere pwòp done tanporè li."},"options":{"a":"Yo ede anpeche non tanporè ki nan yon fonksyon entèfere ak lòt kòd.","b":"Yo fè li pi fasil pou yon fonksyon kenbe pwòp valè travay li yo.","c":"Yo fòse chak varyab nan yon pwogram gen menm non.","d":"Yo enprime otomatikman valè ki retounen yo."}},"dr-q1":{"title":"Kòmande yon apèl fonksyon","prompt":"Mete etap sa yo nan lòd kòrèk pou sa k ap pase lè `double(4)` kouri nan yon fonksyon ki retounen `number * 2`.","hint":"Kòmanse ak apèl la, apre sa paramèt la jwenn yon valè, apre sa kalkil la fèt, epi rezilta a retounen.","help":{"concept":"Yon apèl fonksyon bay valè pou paramèt yo, egzekite kò fonksyon an, kalkile yon rezilta, epi retounen rezilta sa a.","hint_1":"Paramèt la pa ka itilize jiskaske fonksyon an rele ak yon agiman.","hint_2":"Apre `number` jwenn `4`, miltiplikasyon an fèt anvan valè a retounen."},"tokens":{"t1":"Rele `double(4)`","t2":"Mete paramèt lokal `number` a `4`","t3":"Kalkile `number * 2`","t4":"Retounen rezilta a"}},"dr-q2":{"title":"Swiv kreyasyon varyab lokal yo","prompt":"Arrange the steps to describe this function call correctly.\n\n```python\ndef greet(person):\n message = \"Hi \" + person\n return message\n```","hint":"Premyeman, paramèt la ranpli ak agiman an, apre sa varyab lokal la konstwi, epi fonksyon an retounen li.","help":{"concept":"Pandan yon apèl fonksyon, agiman an vin tounen valè paramèt la, yo kreye varyab lokal yo apati valè sa a, epi enstriksyon retou a voye rezilta final la tounen.","hint_1":"`person` Li pran valè li anvan yo ka kreye `message`.","hint_2":"Valè retounen an vini an dènye, apre chèn nan fin konstwi andedan fonksyon an."},"tokens":{"t1":"Pase yon agiman nan `person`","t2":"Kreye varyab lokal `message`","t3":"Bati tèks la `\"Hi \" + person`","t4":"Retounen `message`"}},"fb-q1":{"title":"Konplete devwa lokal la","prompt":"Chwazi mo ki manke a pou fè`score` tounen yon varyab lokal andedan fonksyon an.","hint":"Espas vid la dwe non varyab la k ap asiyen andedan fonksyon an.","help":{"concept":"Yon varyab ki asiyen andedan yon fonksyon vin lokal pou apèl fonksyon sa a.","hint_1":"Liy lan ap kreye yon nouvo non andedan kò fonksyon an.","hint_2":"Chwazi non ki koresponn ak fraz la sou fason pou fè `the missing term` lokal."},"template":"def show_score():\n [blank1] = 10\n return score","choices":["pwen","retounen","montre_nòt","defini"]},"fb-q2":{"title":"Konplete itilizasyon paramèt la","prompt":"Ranpli espas vid la ak non lokal ki kòrèk la.","hint":"Sèvi ak non paramèt la ki nan antèt fonksyon an.","help":{"concept":"Yon paramèt se yon non lokal, kidonk kòd ki anndan fonksyon an ta dwe itilize non paramèt sa a dirèkteman.","hint_1":"Antèt fonksyon an deja di w non lokal pou w itilize.","hint_2":"Mache blanch la ak non ki andedan `def triple(the missing term):`."},"template":"def triple(value):\n return [blank1] * 3","choices":["valè","triple","retounen","twa"]},"code-q1":{"title":"Retounen yon kalkil lokal","prompt":"Ekri `add_tax(price)` pou li kalkile `price + 5`, estoke rezilta sa a nan yon varyab lokal ki rele `total`, epi retounen `total`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare rezilta a ak egzanp ki te atann lan anvan ou verifye repons ou a."},"starterCode":"def add_tax(price):\n # store the result in a local variable named total\n # then return it\n pass","solutionCode":"def add_tax(price):\n total = price + 5\n return total","checks":{"0":{"message":"add_tax ta dwe retounen pri a plis 5."},"1":{"message":"add_tax ta dwe mache pou yon lòt kantite tou."},"2":{"message":"Retounen valè a olye pou enprime li."}}},"code-q2":{"title":"Sèvi ak yon paramèt kòm yon non lokal","prompt":"Ekri `make_label(word)` pou li konstwi chèn fini an nan yon varyab lokal ki rele `label`, epi li retounen `label`.","hint":"Li tach la \"Itilize yon paramèt kòm yon non lokal\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def make_label(word):\n # create a local variable named label\n # return the finished string\n pass","solutionCode":"def make_label(word):\n label = \"Item: \" + word\n return label","checks":{"0":{"message":"make_label ta dwe mete \"`Item: `\" kòm prefiks pou mo a."},"1":{"message":"make_label ta dwe mache ak yon lòt mo kòm antre."},"2":{"message":"Retounen chèn nan olye pou w enprime li."}}},"code-q3":{"title":"Fè kalkil ak de varyab lokal","prompt":"Ekri `rectangle_area(width, height)` pou li kalkile zòn nan, estoke li nan yon varyab lokal ki rele `area`, epi retounen `area`.","hint":"Li tach la \"Fè kalkil ak de varyab lokal\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def rectangle_area(width, height):\n # create a local variable named area\n # return the area\n pass","solutionCode":"def rectangle_area(width, height):\n area = width * height\n return area","checks":{"0":{"message":"rectangle_area ta dwe miltipliye lajè pa wotè."},"1":{"message":"rectangle_area ta dwe mache pou yon lòt pè chif."},"2":{"message":"Retounen zòn nan olye pou enprime li."}}},"try-scope-and-local-variables-checkpoint":{"title":"Sèvi ak yon varyab lokal","prompt":"Defini `make_message(name)` ak yon varyab lokal ki rele `message`, epi retounen li. Enprime rezilta pou `Ava`.","hint":"Kreye mesaj la andedan fonksyon an.","help":{"concept":"Yon varyab lokal egziste andedan fonksyon kote li kreye a.","hint_1":"Kreye mesaj la andedan fonksyon an.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"def make_message(name):\n # Create a local variable named message.\n pass\n\nprint(make_message(\"Ava\"))\n","solutionCode":"def make_message(name):\n message = f\"Hello, {name}!\"\n return message\n\nprint(make_message(\"Ava\"))\n"},"try-scope-and-local-variables-sketch0":{"title":"Sèvi ak yon varyab lokal","prompt":"Yon varyab lokal egziste andedan fonksyon ki kreye li.","hint":"Kreye varyab lokal total = pri + 2.","help":{"concept":"Kreye varyab lokal total = pri + 2.","hint_1":"Kreye yon varyab lokal total = pri + 2. Apre sa, retounen total.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"def add_tax(price):\n # Create local variable total = price + 2.\n # Return total.\n pass\n\nprint(add_tax(8))\n","solutionCode":"def add_tax(price):\n total = price + 2\n return total\n\nprint(add_tax(8))\n"},"try-scope-and-local-variables-sketch1":{"title":"Pase done kòm yon paramèt","prompt":"Pase valè ekstèn nan nan fonksyon an kòm yon agiman.","hint":"Retounen 'Byenveni, ' + person.","help":{"concept":"Retounen 'Byenveni, ' + person.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke pwomp la mande."},"starterCode":"name = 'Ava'\n\ndef welcome(person):\n # Return 'Welcome, ' + person.\n pass\n\nprint(welcome(name))\n","solutionCode":"name = 'Ava'\n\ndef welcome(person):\n return 'Welcome, ' + person\n\nprint(welcome(name))\n"},"try-scope-and-local-variables-sketch2":{"title":"Kenbe varyab yo separe","prompt":"Yon paramèt ka gen menm non an men li toujou lokal pou fonksyon an.","hint":"Kantite retou plis youn.","help":{"concept":"Kantite retou plis youn.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"count = 5\n\ndef add_one(count):\n # Return count plus one.\n pass\n\nprint(add_one(count))\nprint(count)\n","solutionCode":"count = 5\n\ndef add_one(count):\n return count + 1\n\nprint(add_one(count))\nprint(count)\n"}},"tryIt":{"try_scope_and_local_variables_checkpoint":{"title":"Eseye l poukont ou","prompt":"Defini `make_message(name)` ak yon varyab lokal ki rele `message`, epi retounen li. Enprime rezilta pou `Ava`."},"try_scope_and_local_variables_sketch0":{"title":"Eseye l poukont ou","prompt":"Yon varyab lokal egziste andedan fonksyon ki kreye li."},"try_scope_and_local_variables_sketch1":{"title":"Eseye l poukont ou","prompt":"Pase valè ekstèn nan nan fonksyon an kòm yon agiman."},"try_scope_and_local_variables_sketch2":{"title":"Eseye l poukont ou","prompt":"Yon paramèt ka gen menm non an men li toujou lokal pou fonksyon an."},"allowReveal":true},"projectSteps":{"code_q1":{"title":"Retounen yon kalkil lokal"},"code_q2":{"title":"Sèvi ak yon paramèt kòm yon non lokal"},"code_q3":{"title":"Fè kalkil ak de varyab lokal"}}},"using-imports-and-helper-files":{"label":"Bati yon Aplikasyon Python ki gen plizyè fichye","summary":"Kreye fichye modil yo andedan yon dosye, enpòte pwòp fonksyon ou yo nan main.py, epi konekte moso yo pou fè yon ti aplikasyon.","cards":{"sketch0":{"title":"Aplikasyon ou an ka genyen plis pase yon fichye."},"sketch1":{"title":"Enpòte soti nan yon fichye ki nan yon dosye"},"sketch2":{"title":"Fè yon ti klasè zouti"},"quiz":{"title":"Kwiz"},"project":{"title":"Kreyatè Aplikasyon Mission Control"}},"quiz":{"q1":{"title":"Poukisa divize kòd nan fichye?","prompt":"Poukisa yon pwojè Python ta mete fonksyon ki ka reitilize nan fichye tankou `tools/names.py` olye pou mete chak liy nan `main.py`?","hint":"Panse pou kenbe aplikasyon prensipal la fasil pou li epi reitilize menm lojik la pita.","help":{"concept":"Yon fichye modil ka gen fonksyon ki ka itilize ankò. `main.py` ka rete konsantre sou koule aplikasyon an: li antre, rele fonksyon, epi enprime rezilta yo.","hint_1":"Chèche opsyon sou òganizasyon ak reyitilizasyon.","hint_2":"Objektif la se pa pou fè plis travay. Objektif la se pou kenbe chak fichye responsab pou yon travay klè."},"options":{"a":"Li kenbe kòd ki ka itilize ankò òganize epi pèmèt`main.py` enpòte li.","b":"Sa fè Python inyore erè ki nan fichye enpòte a.","c":"Sa vle di pwojè a ka sèlman fonksyone ak yon sèl valè antre.","d":"Li anpeche fonksyon yo retounen valè"}},"q2":{"title":"Chwazi enpòtasyon dirèk la","prompt":"Ou kreye `tools/names.py` ak yon fonksyon ki rele `clean_name`. Ki liy ki enpòte fonksyon sa a nan `main.py`?","hint":"Chemen an itilize non dosye a, apre sa non fichye a san `.py`, epi non fonksyon an.","help":{"concept":"Pou enpòte soti nan yon modil ki nan yon dosye, itilize `from folder.file import function`. Pou `tools/names.py`, chemen modil la se `tools.names`.","hint_1":"Pa mete `.py` nan liy enpòtasyon an.","hint_2":"Fòm kòrèk la kòmanse ak `from tools.names import ...`."},"options":{"a":"from tools.names import clean_name","b":"Enpòte clean_name soti nan tools/names.py","c":"import clean_name from tools.names","d":"from clean_name import tools.names"}},"q3":{"title":"Bon responsablite modil","prompt":"Chwazi tout egzanp ki bon travay pou yon ti fichye modil nan leson sa a.","hint":"Chwazi travay ki ka reitilize epi ki byen konsantre.","help":{"concept":"Bon fichye modil yo anjeneral gen fonksyon ki gen rapò, tankou netwayaj tèks, fòmataj, evalyasyon, oswa kreyasyon rapò.","hint_1":"Yon modil ta dwe gen yon objektif klè.","hint_2":"Evite chwazi mete kòd o aza ki pa gen rapò nan yon sèl fichye."},"options":{"a":"`tools/names.py` Netwaye epi fòmate non yo","b":"`tools/badges.py` Bati tèks badj la apati yon non ak yon wòl.","c":"`tools/random_everything.py` Melanje kòd ki pa gen rapò san okenn travay klè.","d":"`main.py` Li dwe kopye tout fonksyon ki nan chak modil anvan li ka fonksyone."}},"q4":{"title":"Apèl enpòte ki valab","prompt":"Ki apèl ki valab apre enpòtasyon ki koresponn lan? Chwazi tout repons ki kòrèk.","hint":"Koresponn stil apèl la ak stil enpòtasyon an.","help":{"concept":"Apre `from tools.names import clean_name`, rele `clean_name(...)` dirèkteman. Apre `import tools.badges as badges`, rele `badges.make_badge(...)`.","hint_1":"Enpòtasyon dirèk yo itilize non fonksyon an dirèkteman.","hint_2":"Enpòtasyon alias yo itilize alias la anvan pwen an."},"options":{"a":"Apre `from tools.names import clean_name`, itilize `clean_name(\" ava \")`","b":"Apre `import tools.badges as badges`, itilize `badges.make_badge(\"Ava\", \"coder\")`","c":"Apre `from tools.names import clean_name`, itilize `tools.names.clean_name(\"Ava\")` san enpòte `tools`","d":"Apre `import tools.badges as badges`, itilize `make_badge.badges(\"Ava\")`"}},"q5":{"title":"Kòmande modil workflow la","prompt":"Mete etap sa yo nan lòd ou ta itilize lè w ap ajoute pwòp fichye modil ou nan yon ti aplikasyon.","hint":"Kreye fichye a anvan ou enpòte ladan l.","help":{"concept":"Python ka enpòte yon modil sèlman apre fichye a egziste nan chemen katab ki espere a. Apre sa,`main.py` ka rele fonksyon ki nan fichye sa a.","hint_1":"Dosye a ak fichye a vini anvan enpòtasyon an.","hint_2":"Apèl fonksyon an fèt apre liy enpòtasyon an."},"tokens":{"t1":"Kreye dosye `tools` la","t2":"Kreye yon fichye modil tankou `tools/names.py`","t3":"Defini yon fonksyon andedan fichye modil sa a.","t4":"Enpòte epi rele fonksyon an ki soti nan `main.py`"}},"q6":{"title":"Bati koule enpòtasyon an","prompt":"Aranje liy sa yo pou`main.py` enpòte yon fòmatè epi enprime rezilta retounen an.","hint":"Enpòte an premye, apre sa rele, epi enprime.","help":{"concept":"Yon fichye prensipal anjeneral enpòte fonksyon li bezwen an, rele li ak done, epi enprime oswa sere valè li retounen an.","hint_1":"Liy enpòtasyon an dwe kouri anvan apèl fonksyon an.","hint_2":"Enprime mesaj ki estoke a apre fonksyon an fin retounen li."},"tokens":{"t1":"from tools.reports import mission_report","t2":"message = mission_report(\"badj EKIPYE: Zoe\", 18)","t3":"print(message)"}},"q7":{"title":"Konplete enpòtasyon fonksyon an","prompt":"Ranpli non fonksyon ki manke a pou enpòte li soti nan `tools.names`.","hint":"Sa a se fonksyon ki netwaye espas sipèfl ak kapitalizasyon.","help":{"concept":"`from tools.names import clean_name` Enpòte fonksyon `clean_name` la ki soti nan fichye `names.py` la ki nan dosye `tools` an.","hint_1":"Mo ki manke a se non fonksyon an, pa non dosye a.","hint_2":"Chwazi non ki dekri netwayaj yon non."},"template":"from tools.names import [blank1]","choices":["non pwòp","Zouti","non.py","Antre"]},"q8":{"title":"Konplete chemen modil la","prompt":"Ranpli non dosye ki manke a nan liy enpòtasyon sa a.","hint":"Fichye modil pou pwojè sa a yo nan yon sèl dosye.","help":{"concept":"Chemen enpòte `tools.badges` vle di Python ta dwe chèche `badges.py` andedan katab `tools`.","hint_1":"Pa tape `.py` nan chemen enpòtasyon an.","hint_2":"Chwazi dosye ki genyen `badges.py`."},"template":"soti nan [blank1].badges enpòte make_badge","choices":["Zouti","badj.py","prensipal","Enprime"]},"q9":{"title":"Kreye yon modil pou netwaye non","prompt":"Pwojè sa a ap kòmanse yon ti pake èd. Kreye yon dosye ki rele `tools`, ajoute `tools/names.py`, epi defini `clean_name(text)` ladan l. Apre sa, enpòte `clean_name` ki soti nan `tools.names` nan `main.py`, netwaye non antre a, epi enprime l.\n\nPa egzanp, si antre a se `aVA`, pwogram ou an ta dwe enprime:\n`Ava`.","hint":"Chemen ki nesesè a se `tools/names.py`. Liy enpòtasyon an nan `main.py` ta dwe `from tools.names import clean_name`.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an kouri epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"# Create a folder named tools.\n# Inside it, create tools/names.py.\n# Define clean_name(text) in that file.\n\nraw_name = input()\n\n# Import clean_name from tools.names.\n# Print the cleaned name.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.names."},"1":{"message":"Defini clean_name(text) andedan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas vid yo."},"3":{"message":"clean_name ta dwe mete non an an majiskil tit."}},"solutionCode":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"q10":{"title":"Ajoute yon modil badj","prompt":"Dosye èd la bezwen yon zouti anplis. Kreye '`tools/badges.py`', enpòte '`make_badge`' ki soti nan '`tools.badges`', netwaye non antre a, konstwi tèks badj la, epi enprime l.\n\nPa egzanp, si antre yo se `lina` ak `artist`, pwogram ou an ta dwe enprime:\n`ARTIST badge: Lina`.","hint":"Kreye `tools/badges.py`, epi enpòte ak `from tools.badges import make_badge`.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki te atann lan anvan ou verifye repons ou."},"starterCode":"from tools.names import clean_name\n\nraw_name = input()\nrole = input()\n\n# Create tools/badges.py.\n# Import make_badge from tools.badges.\n# Clean the name, build the badge, and print it.\n","starterFiles":{"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan zouti.badges."},"1":{"message":"Defini make_badge nan tools/badges.py."},"2":{"message":"make_badge ta dwe mete wòl la an majiskil."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\nname = clean_name(raw_name)\nprint(make_badge(name, role))\n"},"q11":{"title":"Bati yon modil rapò misyon","prompt":"Kounye a, konekte modil èd yo pou fè yon sèl rapò final. Kreye yon '`tools/reports.py`', enpòte yon '`mission_report`' ki soti nan '`tools.reports`', epi enprime rapò misyon ki fini an.\n\nPa egzanp, si antre yo se `zoe`, `scout`, ak `18`, pwogram ou an ta dwe enprime:\n`Mission report: SCOUT badge: Zoe has 18 points`.","hint":"Etap sa a konbine twa fichye: `tools/names.py`, `tools/badges.py`, ak nouvo `tools/reports.py` ou a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nraw_name = input()\nrole = input()\npoints = int(input())\n\n# Create tools/reports.py.\n# Import mission_report from tools.reports.\n# Print the final mission report.\n","starterFiles":{"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\nfrom tools.reports import mission_report\n\nraw_name = input()\nrole = input()\npoints = int(input())\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(mission_report(badge, points))\n"},"tools_init_py":{"content":"# Tools package for this mini app.\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"},"tools_reports_py":{"content":"def mission_report(badge, points):\n return f\"Mission report: {badge} has {points} points\"\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.reports."},"1":{"message":"Defini mission_report nan tools/reports.py."},"2":{"message":"Apèl mission_report() soti nan main.py."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\nfrom tools.reports import mission_report\n\nraw_name = input()\nrole = input()\npoints = int(input())\nname = clean_name(raw_name)\nbadge = make_badge(name, role)\nprint(mission_report(badge, points))\n"},"try-using-imports-and-helper-files-checkpoint":{"title":"Enpòte soti nan yon fichye èd","prompt":"Bati sa a kòm yon ti pwogram ki gen de fichye.\n\n1. Kreye `tools/names.py`.\n2. Nan `tools/names.py`, defini `clean_name(text)`.\n3. Nan `main.py`, enpòte `clean_name` avèk `from tools.names import clean_name`.\n4. Li yon non avèk `input()`, netwaye l, epi enprime rezilta a.","hint":"Kreye `tools/names.py` an premye, epi enpòte `clean_name` nan `main.py`.","help":{"concept":"Yon modil èd pèmèt `main.py` rete kout pandan yon lòt fichye okipe yon sèl travay konsantre.","hint_1":"Mete `clean_name(text)` nan `tools/names.py`.","hint_2":"Nan `main.py`, enpòte `clean_name`, rele li ak done brit yo, epi enprime non ki netwaye a."},"starterCode":"raw_name = input()\n\n# Import clean_name from tools.names.\n# Print the cleaned name.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte soti nan tools.names."},"1":{"message":"Defini clean_name(text) andedan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas vid yo."},"3":{"message":"clean_name ta dwe mete non an an majiskil tit."}},"solutionCode":"from tools.names import clean_name\n\nraw_name = input()\nprint(clean_name(raw_name))\n"},"try-using-imports-and-helper-files-sketch0":{"title":"Kreye epi enpòte yon èd non","prompt":"Bati sa a kòm yon pwogram ki gen de fichye.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime `clean_name(\" ava \")`.","hint":"Mete `clean_name` nan `tools/names.py`, epi enpòte li nan `main.py`.","help":{"concept":"Kat sa a se pou deplase edè a soti nan `main.py`, pa pou kenbe tout bagay nan yon sèl dosye.","hint_1":"Nan `tools/names.py`, retounen `text.strip().title()` soti nan `clean_name(text)`.","hint_2":"Nan `main.py`, itilize `from tools.names import clean_name`, epi enprime `clean_name(\" ava \")`."},"starterCode":"# Create a folder named tools.\n# Create tools/names.py with clean_name(text).\n# Then import clean_name from tools.names and print clean_name(\" ava \").\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_name soti nan tools.names."},"1":{"message":"Defini clean_name nan tools/names.py."},"2":{"message":"clean_name ta dwe retire espas yo."},"3":{"message":"clean_name ta dwe mete non an an titil-case."}},"solutionCode":"from tools.names import clean_name\n\nprint(clean_name(\" ava \"))\n"},"try-using-imports-and-helper-files-sketch1":{"title":"Kreye epi enpòte yon èd pou badj","prompt":"Bati sa a kòm yon pwogram de fichye.\n\n1. Kreye `tools/badges.py`.\n2. Nan `tools/badges.py`, defini `make_badge(name, role)`.\n3. Retounen `ROLE badge: Name` avèk wòl la an lèt majiskil.\n4. Nan `main.py`, enpòte `make_badge`.\n5. Enprime yon bad etidyan pou Ava.","hint":"Kreye `tools/badges.py`, epi enpòte `make_badge` nan `main.py`.","help":{"concept":"Ede fòma a dwe nan pwòp modil li, kidonk `main.py` konekte sèlman moso yo.","hint_1":"Nan `tools/badges.py`, retounen `f\"{role.upper()} badge: {name}\"`.","hint_2":"Nan `main.py`, enpòte `make_badge` epi enprime `make_badge(\"Ava\", \"student\")`."},"starterCode":"# Create a folder named tools.\n# Create tools/badges.py with make_badge(name, role).\n# Then import make_badge from tools.badges and print a student badge for Ava.\n","solutionFiles":{"main_py":{"content":"from tools.badges import make_badge\n\nprint(make_badge(\"Ava\", \"student\"))\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte make_badge nan tools.badges."},"1":{"message":"Defini make_badge nan tools/badges.py."},"2":{"message":"Mete wòl la an majiskil andedan make_badge."}},"solutionCode":"from tools.badges import make_badge\n\nprint(make_badge(\"Ava\", \"student\"))\n"},"try-using-imports-and-helper-files-sketch2":{"title":"Konekte de modil èd","prompt":"Bati sa a kòm yon ti pwogram ki gen plizyè fichye.\n\n1. Kreye `tools/names.py` ak `clean_name(text)`.\n2. Kreye `tools/badges.py` ak `make_badge(name, role)`.\n3. Nan `main.py`, enpòte toude èd yo.\n4. Netwaye `\" mia \"`.\n5. Bati yon bad mentor apati non ki netwaye a epi enprime l.","hint":"Enpòte toude helper yo nan `main.py`, epi netwaye non an anvan ou rele `make_badge`.","help":{"concept":"Kat sa a pratike tout modèl la: fichye ede yo fè travay la, epi k`main.py`e yo ansanm.","hint_1":"Itilize `from tools.names import clean_name` ak `from tools.badges import make_badge`.","hint_2":"Netwaye `\" mia \"`, pase rezilta a nan `make_badge(..., \"mentor\")`, epi enprime badj la."},"starterCode":"# Create a folder named tools.\n# Create tools/names.py with clean_name(text).\n# Create tools/badges.py with make_badge(name, role).\n# Then import both helpers, clean \" mia \", and print a mentor badge.\n","solutionFiles":{"main_py":{"content":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nname = clean_name(\" mia \")\nprint(make_badge(name, \"mentor\"))\n"},"tools_names_py":{"content":"def clean_name(text):\n return text.strip().title()\n"},"tools_badges_py":{"content":"def make_badge(name, role):\n return f\"{role.upper()} badge: {name}\"\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_name soti nan tools.names."},"1":{"message":"Enpòte make_badge soti nan tools.badges."},"2":{"message":"Defini clean_name nan tools/names.py."},"3":{"message":"Defini make_badge nan tools/badges.py."},"4":{"message":"Rele clean_name nan main.py."},"5":{"message":"Rele make_badge nan main.py."}},"solutionCode":"from tools.names import clean_name\nfrom tools.badges import make_badge\n\nname = clean_name(\" mia \")\nprint(make_badge(name, \"mentor\"))\n"}},"tryIt":{"try_using_imports_and_helper_files_checkpoint":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon ti pwogram ki gen de fichye.\n\n1. Kreye `tools/names.py`.\n2. Nan `tools/names.py`, defini `clean_name(text)`.\n3. Nan `main.py`, enpòte `clean_name` avèk `from tools.names import clean_name`.\n4. Li yon non avèk `input()`, netwaye l, epi enprime rezilta a."},"try_using_imports_and_helper_files_sketch0":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon pwogram ki gen de fichye.\n\n1. Kreye yon dosye ki rele `tools`.\n2. Kreye `tools/names.py`.\n3. Nan `tools/names.py`, defini `clean_name(text)`.\n4. Nan `main.py`, enpòte `clean_name`.\n5. Enprime `clean_name(\" ava \")`."},"try_using_imports_and_helper_files_sketch1":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon pwogram de fichye.\n\n1. Kreye `tools/badges.py`.\n2. Nan `tools/badges.py`, defini `make_badge(name, role)`.\n3. Retounen `ROLE badge: Name` avèk wòl la an lèt majiskil.\n4. Nan `main.py`, enpòte `make_badge`.\n5. Enprime yon bad etidyan pou Ava."},"try_using_imports_and_helper_files_sketch2":{"title":"Eseye l poukont ou","prompt":"Bati sa a kòm yon ti pwogram ki gen plizyè fichye.\n\n1. Kreye `tools/names.py` ak `clean_name(text)`.\n2. Kreye `tools/badges.py` ak `make_badge(name, role)`.\n3. Nan `main.py`, enpòte toude èd yo.\n4. Netwaye `\" mia \"`.\n5. Bati yon bad mentor apati non ki netwaye a epi enprime l."},"allowReveal":true},"projectSteps":{"q9":{"title":"Kreye yon modil pou netwaye non"},"q10":{"title":"Ajoute yon modil badj"},"q11":{"title":"Bati yon modil rapò misyon"}}}},"python-7-files-exceptions-and-data-cleaning":{"module-7-clean-student-records":{"label":"Pwojè Modil: Netwaye Dosye Etidyan","summary":"Fè grandi yon ti pwogram netwayaj ki soti nan yon apèsi fichye brit pou vin yon fichye rezilta netwaye ki ka pataje.","cards":{"sketch0":{"title":"Yon dosye etidyan dezòdone rive nan bwat resepsyon ou."},"project":{"title":"Dosye Elèv Pwòp"}},"projectSteps":{"mp_1":{"title":"Li dosye elèv la"},"mp_2":{"title":"Netwaye epi valide yon ranje"},"mp_3":{"title":"Sote ranje ki pa bon yo epi kolekte anrejistreman yo."},"mp_4":{"title":"Ekri dosye ki netwaye"}},"quiz":{"mp-1-read-student-file":{"title":"Li dosye elèv la","prompt":"Yon gwoup etidyan te voye yon imèl ba ou nan adr`data/students.csv`, epi yo mande sa ki ladan l. Li fichye a epi enprime chak ranje brit san liy vid anplis pou ou ka enspekte done yo anvan ou netwaye yo.","hint":"Ouvri fichye a, fè yon bouk sou chak liy, epi enprime liy ki dekole a.","help":{"concept":"Yon bon travay netwayaj anjeneral kòmanse pa enspekte fichye brit la anvan ou chanje anyen.","hint_1":"Itilize `with open(\"data/students.csv\") as file:`.","hint_2":"Anndan bouk la, enprime `line.strip()` pou evite liy vid anplis."},"starterCode":"# Read data/students.csv and print every line without extra blank lines.\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"sourceChecks":{"0":{"message":"Li data/students.csv olye pou w tape kontni fichye a."}},"solutionCode":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n"},"mp-2-clean-one-row":{"title":"Netwaye epi valide yon ranje","prompt":"Kòmanse ak apèsi fichye RAW ou deja bati a. Kenbe kontèks sa a, epi ajoute yon liy pou kreye yon diksyonè ak non netwaye ak yon nòt antye. Li premye liy lan ankò epi enprime diksyonè netwaye a.","hint":"Konsève fòm fichye a jan li abitye: defini yon èd, epi reitilize fichye a pou teste l sou premye ranje a.","help":{"concept":"Yon fonksyon netwayaj bay rès pwogram nan yon fòm serye pou chak ranje ki valab.","hint_1":"Separe ranje a ak `line.strip().split(\",\")`.","hint_2":"Retounen `{\"name\": ..., \"score\": ...}` ak yon non an majiskil tit ak yon nòt antye."},"starterCode":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n\n# Keep the raw-file preview above as your starting point.\n# Next, write clean_row(line) so one row becomes a cleaned dictionary.\ndef clean_row(line):\n # Split the row, clean the name, and convert the score to int.\n pass\n\nwith open(\"data/students.csv\") as file:\n first_row = file.readline()\n\n# Print the cleaned first row dictionary.\nprint(clean_row(first_row))\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\n\nwith open(\"data/students.csv\") as file:\n first_row = file.readline()\n\nprint(clean_row(first_row))\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionCode":"try:\n with open(\"data/students.csv\") as file:\n for line in file:\n print(line.strip())\nexcept FileNotFoundError:\n pass\n\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\n\ntry:\n with open(\"data/students.csv\") as file:\n first_row = file.readline()\n\n print(clean_row(first_row))\nexcept FileNotFoundError:\n pass\n"},"mp-3-skip-bad-rows":{"title":"Sote ranje ki pa bon yo epi kolekte anrejistreman yo.","prompt":"Kenbe `clean_row(line)` ki soti nan dènye etap la. Kounye a, kreye yon lis ki rele `records` pa fè yon bouk sou fichye a, ajoute ranje ki valab apre yo fin netwaye, epi sote ranje `ValueError` pou netwayè a ka kontinye avanse.","hint":"Re-itilize `clean_row(line)` anndan bouk la olye pou w netwaye moso yo ankò ak men.","help":{"concept":"Nan fichye done reyèl yo, gen kèk liy ki kase. Yon netwayè ta dwe kenbe bon liy yo epi pase san pwoblèm sou liy ki pa bon yo.","hint_1":"Kòmanse ak `records = []` anvan bouk la.","hint_2":"Ajoute andedan `try`, epi sote `ValueError` ranje nan `except`."},"starterCode":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n # Keep using clean_row(line), but only save the rows that work.\n # Skip ValueError rows so the project keeps moving.\n try:\n records.append(clean_row(line))\n except ValueError:\n pass\n\nprint(records)\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"sourceChecks":{"0":{"message":"Sèvi ak try/except pou sote ran move yo."}},"solutionCode":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"mp-4-write-clean-records":{"title":"Ekri dosye pwòp","prompt":"Kòmanse ak builder dosye ki deja netwaye ou genyen an. Kenbe lojik sa a, epi ekri ranje ki valab yo nan tablo rezilta a epi ranplase enprime apèsi a ak yon mesaj kout sou konklizyon an.","hint":"Tounen lis `records` k ap mache a an yon fichye pou delivre ak yon konfimasyon rapid.","help":{"concept":"Dènye etap nan yon travay netwayaj se delivre yon atik pwòp, pa sèlman enprime done sou ekran an.","hint_1":"Kreye `output/` si sa nesesè, epi louvri `output/clean_students.csv` an mòd ekriti.","hint_2":"Ekri yon dosye pwòp pa liy, epi enprime konbyen dosye pwòp ki te sove."},"starterCode":"def clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n\n# Replace the preview print with the shareable output file.\n# Create output/, write output/clean_students.csv, and print how many clean records were saved.\n","starterFiles":{"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"solutionFiles":{"main_py":{"content":"from pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwith open(\"output/clean_students.csv\", \"w\") as file:\n for record in records:\n file.write(f\"{record['name']},{record['score']}\\n\")\n\nprint(f\"Wrote {len(records)} clean records\")\n"},"data_students_csv":{"content":"Ava,92\nMia,not-a-score\nZoe,87\n leo ,74\n"}},"sourceChecks":{"0":{"message":"Ekri fichye dosye pwòp la."},"1":{"message":"Sèvi ak file.write() pou kreye fichye CSV sòti a."}},"solutionCode":"from pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\ndef clean_row(line):\n name, score = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score)}\n\nrecords = []\nwith open(\"data/students.csv\") as file:\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwith open(\"output/clean_students.csv\", \"w\") as file:\n for record in records:\n file.write(f\"{record['name']},{record['score']}\\n\")\n\nprint(f\"Wrote {len(records)} clean records\")\n"},"try-module-7-clean-student-records-sketch0":{"title":"Netwaye premye ranje a nan fichye a","prompt":"Ouvri `data/students.csv`, li premye liy la, netwaye non an ak nòt la, epi enprime `Ava:92`.","hint":"Li premye liy ki nan fichye a, separe l, netwaye tou de moso yo, epi enprime yo ak yon pwen-virg.","help":{"concept":"Kat sa a pratike netwaye yon ranje reyèl nan menm fòm fichye ki itilize nan pwojè a.","hint_1":"Itilize `with open(\"data/students.csv\") as file:` ak `first_row = file.readline()`.","hint_2":"Separe ranje a, itilize `.strip().title()` pou non an, epi enprime `name:score`."},"starterCode":"with open(\"data/students.csv\") as file:\n first_row = file.readline()\n\n# Clean the first row and print Ava:92.\n","solutionCode":"with open(\"data/students.csv\") as file:\n first_row = file.readline()\n\nname, score = first_row.split(\",\")\nprint(f\"{name.strip().title()}:{score.strip()}\")\n","sourceChecks":{"0":{"message":"Li ranje a nan data/students.csv."},"1":{"message":"Separe ranje a an non ak nòt."},"2":{"message":"Retire espas vid nan non an ak nòt la."},"3":{"message":"Mete non etidyan an an tit."}}}},"tryIt":{"try_module_7_clean_student_records_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `data/students.csv`, li premye liy la, netwaye non an ak nòt la, epi enprime `Ava:92`."},"allowReveal":true}},"reading-text-files":{"label":"Li Fichye Tèks","summary":"Ouvri fichye, li tèks, epi fèmen resous yo an sekirite.","cards":{"sketch0":{"title":"Poukisa pou li fichye tèks?"},"sketch1":{"title":"Li tout tèks la oswa liy pa liy"},"sketch2":{"title":"Chemen relatif ak aksè sekirite nan fichye"},"quiz":{"title":"Kwiz"},"project":{"title":"Pratik lekti fichye tèks"}},"quiz":{"sc-read-mode":{"title":"Mòd lekti","prompt":"Ki mòd fichye yo itilize pou louvri yon fichye tèks pou lekti?","hint":"Sèvi ak fason kesyon an poze a ak egzanp leson an pou limite chwa yo.","help":{"concept":"Kesyon sa a verifye yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Retire opsyon ki pa matche ak konsèp la oswa prèv ki site nan kesyon an."},"options":{"a":"r","b":"w","c":"yon","d":"eks"}},"sc-relative-path":{"title":"Egzanp chemen relatif","prompt":"Ki chemen ki refere kòrèkteman a yon fichye ki rele `story.txt` ki anndan yon dosye ki rele `data`?","hint":"Sèvi ak non dosye a, epi non fichye a.","help":{"concept":"Yon chemen relatif dekri kote yon fichye ye apati kote espas travay aktyèl la, lè l sèvi avèk non dosye ki separe pa yon bakslash (`/`).","hint_1":"Dosye a ta dwe vini anvan non fichye a.","hint_2":"Chwazi opsyon ki sanble ak dosye/fichye."},"options":{"a":"story.txt/data","b":"data/story.txt","c":"/data/story.txt","d":"istwa-done.txt"}},"mc-with-open-benefits":{"title":"Poukisa pou itilize ak ouvè","prompt":"Chwazi tout deklarasyon ki kòrèk sou itilizasyon `with open(...) as file:` lè w ap li fichye tèks.","hint":"Panse sou sa `with` fè pou resous fichye a ak kijan ou jwenn aksè a fichye a andedan blòk la.","help":{"concept":"`with open(...) as file:` Kreye yon blòk fichye jere. Ou itilize varyab fichye a andedan blòk la, epi Python okipe fèmen fichye a apre sa.","hint_1":"Chèche deklarasyon sou fèmen otomatik ak itilizasyon varyab la apre`as`.","hint_2":"De deklarasyon yo kòrèk: youn sou netwayaj la ak youn sou non varyab fichye a."},"options":{"a":"Sa ede asire ke fichye a fèmen apre blòk la fini.","b":"Li kreye yon varyab tankou `file` ke ou ka rele `.read()` sou li.","c":"Li toujou ekri nouvo tèks nan fichye a anvan li li l.","d":"Li sèlman mache pou fichye ki nan menm dosye a, pa pou dosye ki anndan lòt dosye."}},"mc-read-methods":{"title":"Metòd lekti","prompt":"Chwazi tout deklarasyon ki vrè sou `read()` ak `readlines()`.","hint":"Youn retounen yon sèl chèn, epi lòt la retounen yon lis liy.","help":{"concept":"`read()` Li pran tout fichye a kòm yon sèl chèn, tandiske `readlines()` retounen yon lis kote chak eleman se yon liy, souvan ak karaktè nouvo liy ladan l.","hint_1":"Chèche opsyon ki dekri yon gwo chèn ak yon lis liy.","hint_2":"De opsyon yo kòrèk: youn mansyone yon sèl chèn, epi lòt la mansyone karaktè nouvo liy nan atik liy yo."},"options":{"a":"`read()` ka retounen tout fichye a kòm yon sèl chèn.","b":"`readlines()` retounen yon lis liy.","c":"`read()` Toujou retire chak karaktè nouvo liy otomatikman.","d":"`readlines()` retounen yon sèl nimewo pou chak liy."}},"dr-read-file-steps":{"title":"Kòmande etap lekti yo","prompt":"Mete etap sa yo nan lòd kòrèk pou li ak enprime kontni yon fichye.","hint":"Kòmanse pa louvri fichye a, apre sa li l, epi enprime l.","help":{"concept":"Yon pwosesis debaz pou li yon fichye se: louvri fichye a, li kontni li nan yon varyab, epi itilize valè sa a, tankou enprime li.","hint_1":"Fichye a dwe louvri anvan yo ka itilize`.read()`.","hint_2":"Apre ou fin li nan yon varyab, dènye etap la se montre rezilta a nan panèl sòti a."},"tokens":{"t1":"Ouvri fichye a ak `with open(..., \"r\") as file:`","t2":"Li tèks la avèk `file.read()`","t3":"Sere rezilta a nan yon varyab","t4":"Enprime varyab la"}},"dr-build-path":{"title":"Bati yon chemen relatif","prompt":"Aranje jeton yo pou kreye chemen relatif la pou `report.txt` andedan dosye `data` la.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann de valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"done","t2":"/","t3":"rapò.txt"}},"fb-read-call":{"title":"Konplete apèl lekti a","prompt":"Ranpli non metòd ki manke a pou li tout tèks ki nan yon fichye ki louvri.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"template":"tekst = fichye.[espas1]()","choices":["li","ekri","Fèmen","Ouvè"]},"fb-open-mode":{"title":"Konplete mòd ouvè a","prompt":"Ranpli mòd ki manke a pou fichye a louvri pou lekti.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Blank la dwe ranpli ak tèm ki koresponn ak travay k ap dekri a.","hint_1":"Panse sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"with open(\"notes.txt\", \"[blank1]\") as file:","choices":["r","w","yon","eks"]},"ci-read-and-print":{"title":"Enprime sa ki nan yon fichye","prompt":"Ouvri `data/message.txt`, li sa ki nan fichye a, epi enprime tèks ou jwenn lan.\n\nSòti ou a dwe egzakteman:\n`Hello from file reading!`.","hint":"Li tach la \"Enprime kontni yon fichye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/message.txt\", \"r\") as file:\n # read the file and print its contents\n pass","solutionCode":"with open(\"data/message.txt\", \"r\") as file:\n text = file.read()\n print(text)","sourceChecks":{"0":{"message":"Ouvri data/message.txt pou li fichye a."}}},"ci-first-line":{"title":"Enprime sèlman premye liy lan","prompt":"Ouvri `data/notes.txt`, li sèlman premye liy la, epi enprime l san karaktè nouvo liy ki nan fen an.\n\nSòti ou a dwe egzakteman:\n`Apples`.","hint":"Li tach la \"Enprime sèlman premye liy lan\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"with open(\"data/notes.txt\", \"r\") as file:\n # read the first line only\n # print it without the ending newline\n pass","solutionCode":"with open(\"data/notes.txt\", \"r\") as file:\n first = file.readline().rstrip(\"\\n\")\n print(first)","sourceChecks":{"0":{"message":"Ouvri data/notes.txt pou li fichye a."}}},"ci-count-lines":{"title":"Konte liy yo nan yon fichye tèks","prompt":"Ouvri `data/list.txt`, konte konbyen liy ki nan fichye a, epi enprime chif sa a.\n\nSòti ou a dwe egzakteman:\n`3`.","hint":"Li tach la \"Konte liy nan yon fichye tèks\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/list.txt\", \"r\") as file:\n # count the lines and print the number\n pass","solutionCode":"with open(\"data/list.txt\", \"r\") as file:\n lines = file.readlines()\n print(len(lines))","sourceChecks":{"0":{"message":"Ouvri data/list.txt pou konte liy yo."}}},"try-reading-text-files-checkpoint":{"title":"Li yon fichye tèks","prompt":"Li `data/note.txt` epi enprime kontni li san ajoute tèks siplemantè.","hint":"Itiliz`with open(\"data/note.txt\") as file:` ak `file.read()`.","help":{"concept":"Ouvri fichye a, li tèks la, epi enprime egzakteman sa ki te estoke la.","hint_1":"Sèvi ak`with open(\"data/note.txt\") as file:`.","hint_2":"Rele `file.read()` epi enprime rezilta a san ajoute mo anplis."},"starterCode":"# Read data/note.txt and print its contents.\n","starterFiles":{"data_note_txt":{"content":"Hello from a file!\n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/note.txt\") as file:\n print(file.read(), end=\"\")\n"},"data_note_txt":{"content":"Hello from a file!\n"}},"sourceChecks":{"0":{"message":"Ouvri data/note.txt olye pou w tape kontni fichye a."}},"solutionCode":"with open(\"data/note.txt\") as file:\n print(file.read(), end=\"\")\n"},"try-reading-text-files-sketch0":{"title":"Li epi enprime yon fichye nòt","prompt":"Ouvri `note.txt`, li tout tèks li, epi enprime egzakteman sa ki nan fichye a.","hint":"Sèvi ak `with open(\"note.txt\") as file:` epi enprime `file.read()`.","help":{"concept":"Kat sa a pratike lekti yon fichye antye an menm tan.","hint_1":"Ouvri `note.txt` an premye, epi rele `file.read()` anndan blòk `with` la.","hint_2":"Enprime sèlman tèks ki anrejistre nan fichye a."},"starterCode":"# Read note.txt and print its contents without extra blank lines.\n","starterFiles":{"note_txt":{"content":"Hello from a file\n"}},"solutionFiles":{"main_py":{"content":"with open('note.txt') as file:\n print(file.read().strip())\n"},"note_txt":{"content":"Hello from a file\n"}},"sourceChecks":{"0":{"message":"Ouvri note.txt olye pou w tape kontni fichye a."}},"solutionCode":"with open('note.txt') as file:\n print(file.read().strip())\n"},"try-reading-text-files-sketch1":{"title":"Enprime chak liy ki nan yon fichye","prompt":"Ouvri `names.txt`, fè yon bouk sou fichye a, epi enprime chak non sou pwòp liy li.","hint":"Sèvi ak `for line in file:` epi enprime `line.strip()`.","help":{"concept":"Kat sa a pratike lekti yon liy alafwa ak yon bouk.","hint_1":"Ouvri `names.txt`, epi itilize `for line in file:`.","hint_2":"Enprime `line.strip()` pou chak non parèt yon sèl fwa san liy vid anplis."},"starterCode":"# Read names.txt and print each line without extra blank lines.\n","starterFiles":{"names_txt":{"content":"Ava\nMia\n"}},"solutionFiles":{"main_py":{"content":"with open('names.txt') as file:\n for line in file:\n print(line.strip())\n"},"names_txt":{"content":"Ava\nMia\n"}},"sourceChecks":{"0":{"message":"Ouvri names.txt olye pou w tape non yo dirèkteman."}},"solutionCode":"with open('names.txt') as file:\n for line in file:\n print(line.strip())\n"},"try-reading-text-files-sketch2":{"title":"Konte liy fichye yo","prompt":"Ouvri `names.txt`, konte konbyen liy li genyen, epi enprime nimewo a.","hint":"Kòmanse ak `count = 0`, epi ajoute 1 pou chak liy nan fichye a.","help":{"concept":"Kat sa a pratike itilizasyon yon kontè pandan w ap li yon fichye liy pa liy.","hint_1":"Ouvri `names.txt`, fè yon bouk sou li, epi ogmante `count` andedan bouk la.","hint_2":"Apre bouk la fini, enprime kantite final la."},"starterCode":"count = 0\n\n# Read names.txt, count the lines, and print count.\n","starterFiles":{"names_txt":{"content":"Ava\nMia\n"}},"solutionFiles":{"main_py":{"content":"count = 0\nwith open('names.txt') as file:\n for line in file:\n count += 1\nprint(count)\n"},"names_txt":{"content":"Ava\nMia\n"}},"sourceChecks":{"0":{"message":"Li names.txt olye pou w tape kantite final la."},"1":{"message":"Fè yon bouk sou liy fichye yo pou konte yo."},"2":{"message":"Sèvi ak open(...) pou li fichye a."}},"solutionCode":"count = 0\nwith open('names.txt') as file:\n for line in file:\n count += 1\nprint(count)\n"}},"tryIt":{"try_reading_text_files_checkpoint":{"title":"Eseye l poukont ou","prompt":"Li `data/note.txt` epi enprime kontni li san ajoute tèks siplemantè."},"try_reading_text_files_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `note.txt`, li tout tèks li, epi enprime egzakteman sa ki nan fichye a."},"try_reading_text_files_sketch1":{"title":"Eseye l poukont ou","prompt":"Ouvri `names.txt`, fè yon bouk sou fichye a, epi enprime chak non sou pwòp liy li."},"try_reading_text_files_sketch2":{"title":"Eseye l poukont ou","prompt":"Ouvri `names.txt`, konte konbyen liy li genyen, epi enprime nimewo a."},"allowReveal":true},"projectSteps":{"ci_read_and_print":{"title":"Enprime sa ki nan yon fichye"},"ci_first_line":{"title":"Enprime sèlman premye liy lan"},"ci_count_lines":{"title":"Konte liy yo nan yon fichye tèks"}}},"simple-csv-processing":{"label":"Pwosesis Senp CSV","summary":"Sèvi ak modil csv la pou li ranje ki separe pa virg, jwenn valè yo pa non kolòn, epi netwaye done senp pandan w ap trete ranje yo an sekirite.","cards":{"sketch0":{"title":"Li liy CSV kòm diksyonè"},"sketch1":{"title":"Netwaye valè ki soti nan ranje CSV yo"},"sketch2":{"title":"Sote ranje move an sekirite"},"quiz":{"title":"Kwiz"},"project":{"title":"Mini-pwojè netwayaj CSV"}},"quiz":{"sc-import-csv":{"title":"Poukisa enpòte csv?","prompt":"Poukisa ou ekri `import csv` anvan ou itilize `csv.DictReader`?","hint":"Panse kote `DictReader` soti.","help":{"concept":"`DictReader` Se yon pati nan modil estanda Python `csv` la, kidonk fòk ou enpòte modil la anvan ou ka itilize `csv.DictReader`.","hint_1":"Chèche opsyon ki di kòd la ap fè zouti CSV yo disponib nan yon modil.","hint_2":"San enpòtasyon an, Python pa konnen sa `csv` refere a."},"options":{"a":"Li fè modil `csv` la disponib pou ou ka itilize `csv.DictReader`.","b":"Li netwaye espas otomatikman nan chak valè CSV.","c":"Li konvèti chak valè CSV an yon antye.","d":"Li kreye yon nouvo fichye CSV si youn pa egziste."}},"sc-dictreader-row-type":{"title":"Kisa DictReader pwodui?","prompt":"Lè w ap fè yon bouk atravè `csv.DictReader(file)`, ki sa chak `row` sanble plis?","hint":"Panse sou jwenn aksè a valè yo ak non kolòn tankou `row[\"name\"]`.","help":{"concept":"`csv.DictReader` li itilize ranje antèt la kòm kle, konsa chak ranje konpòte l tankou yon diksyonè ki mape non kolòn yo ak valè tèks.","hint_1":"Si ou ka itilize non yon kolòn andedan kwochè, ranje a baze sou kle.","hint_2":"Etikèt antèt yo vin tounen kle tankou `name` ak `score`."},"options":{"a":"Yon diksyonè ki map non kolòn yo ak valè yo","b":"Yon antye sèl nan ranje a","c":"Yon lis non fichye","d":"Yon fonksyon ki netwaye ranje a"}},"mc-clean-score-steps":{"title":"Netwaye yon valè nòt","prompt":"Yon ranje CSV gen `row[\"score\"] == \" 12 \"`. Ki etap ki prepare l kòrèkteman pou matematik? Chwazi tout sa ki aplike.","hint":"Ou bezwen yon nimewo, pa tèks ki gen espas ant lèt yo.","help":{"concept":"Valè CSV yo li kòm chèn. Pou itilize yon chan nimerik nan kalkil, retire espas sipèflou si sa nesesè epi konvèti tèks ki netwaye a an yon antye.","hint_1":"Yon sèl etap kòrèk retire espas ki antoure yo, epi yon lòt konvèti tèks la an nimewo.","hint_2":"Metòd tankou `.strip()` netwaye tèks la, pandan ke `int(...)` chanje tip la."},"options":{"a":"Sèvi ak `.strip()` sou tèks nòt la.","b":"Sèvi ak `int(...)` sou tèks nòt mizik ki netwaye a.","c":"Kite l kòm tèks epi ajoute 1 dirèkteman","d":"Sèvi ak `dict(row)` pou konvèti nòt la an yon nimewo."}},"mc-good-csv-processing":{"title":"Modèl itil pou trete CSV","prompt":"Ki fragman kòd sa yo ki bon modèl pou debutan nan pwosesis senp CSV? Chwazi tout sa ki aplike.","hint":"Chèche modèl ki itilize modil csv la epi ki bay non kolòn yo klèman.","help":{"concept":"Bon pwosesis CSV pou debutan itilize`import csv`, `csv.DictReader`, ak aksè klè pa non antèt. Enprime `dict(row)` itil tou pou enspekte yon ranje an sekirite.","hint_1":"Youn nan opsyon kòrèk yo li ranje yo ak `csv.DictReader`, epi yon lòt enprime yon diksyonè ranje konplè pou enspeksyon.","hint_2":"Evite chwa ki pretann valè CSV yo vin nimewo otomatikman oswa ki pa enpòte modil la."},"options":{"a":"`import csv` swiv pa `reader = csv.DictReader(file)`","b":"`print(dict(row))` anndan yon bouk pou enspekte chak ranje","c":"Itilize `row[\"score\"]` pou jwenn aksè a yon kolòn ki gen non","d":"Sipoze `row[\"score\"]` se deja yon antye san konvèsyon"}},"dr-read-csv-order":{"title":"Kòmande etap lekti CSV yo","prompt":"Mete etap sa yo nan lòd kòrèk pou li yon fichye CSV ak`DictReader`, epi enprime yon kolòn.","hint":"Kòmanse pa mete zouti CSV yo disponib, apre sa louvri fichye a, epi kreye lektè a.","help":{"concept":"Yon script ki li CSV anjeneral swiv yon sekans: enpòte modil la, louvri fichye a, kreye yon `DictReader`, fè yon bouk sou ranje yo, epi jwenn valè yo pa non kolòn.","hint_1":"Boukl la fèt apre lektè a fin kreye.","hint_2":"Aksè a `row[\"name\"]` dwe fèt andedan bouk la, apre yon ranje egziste."},"tokens":{"t1":"print(row[\"name\"])","t2":": pou ranje nan lektè","t3":"reader = csv.DictReader(file)","t4":"avèk open(\"names.csv\") kòm dosye","t5":"import csv"}},"dr-clean-row-order":{"title":"Kòmande etap netwayaj ranje yo","prompt":"Mete aksyon sa yo nan lòd kote yo netwaye yon nòt epi itilize li nan matematik.","hint":"Jwenn tèks la an premye, netwaye li, konvèti li, epi kalkile.","help":{"concept":"Lè w ap netwaye done nimerik nan yon fichye CSV, premye li valè tèks la, apre sa retire espas yo, konvèti l an nimerik`int`, epi sèlman apre sa sèvi avè l nan aritmetik.","hint_1":"Arithmetik ta dwe fèt apre konvèsyon an nan yon antye.","hint_2":"`.strip()` Li dwe vini anvan `int(...)`, paske li netwaye tèks ke `int` pral li."},"tokens":{"t1":"Ajoute 1 nan nòt antye a.","t2":"Konvèti tèks ki netwaye a avèk `int(...)`","t3":"Li `row[\"score\"]`","t4":"Retire espas yo avèk `.strip()`"}},"fb-dictreader-name":{"title":"Chwazi zouti lektè CSV la","prompt":"Konplete kòd la pou ranje yo ka jwenn pa non kolòn.","hint":"Sèvi ak zouti CSV ki kreye ranje tankou yon diksyonè.","help":{"concept":"`csv.the missing term` li ranje antèt la epi li bay chak ranje ki vin apre kòm yon objè ki sanble ak yon diksyonè, kote kle yo se non kolòn yo.","hint_1":"Valè ki manke a se non klas lektè a apre \"`csv.`\".","hint_2":"Se pa `reader` ni `split`; se èd CSV ki kòmanse ak `Dict`."},"template":"lektè = csv.[espas1](fichye)","choices":["Diktè Lektè","Lektè","Separe","Ekritè"]},"fb-strip-choice":{"title":"Chwazi metòd netwayaj la","prompt":"Ranpli metòd ki manke a pou retire espas ki antoure yon valè CSV.","hint":"Metòd sa a pou chèn retire espas nan tou de bout yo.","help":{"concept":"`.the missing term()` retire espas vid nan kòmansman ak nan fen yon chèn, sa ki itil anvan konvèti valè tèks CSV yo.","hint_1":"Metòd ki manke a rele sou yon chèn tankou `row[\"name\"]`.","hint_2":"Se metòd la ki transfòme `\" Ava \"` an `\"Ava\"`."},"template":"clean_name = row[\"name\"].[blank1]()","choices":["debarase","Ajoute","ekri","li"]},"ci-print-clean-names":{"title":"Enprime non ki netwaye yo soti nan yon fichye CSV","prompt":"Li`students.csv`\nak`csv.DictReader`\n, netwaye chak non pandan w ap fè yon bouk sou liy yo, epi enprime non ki netwaye yo.\n\nSòti ou a dwe egzakteman:\n`Ava`\n\n`Ben`\n.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"import csv\n\nwith open(\"students.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n # print the cleaned name\n pass","solutionCode":"import csv\n\nwith open(\"students.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n print(row[\"name\"].strip())","sourceChecks":{"0":{"message":"Retire espas anvan chak non CSV anvan ou enprime li."}}},"ci-sum-valid-scores":{"title":"Sime valè ki valab yo nan CSV la.","prompt":"Li `scores.csv`, netwaye chak 'score', eseye konvèti li an antye, epi ajoute sèlman nimewo ki valab yo nan `total`. Enprime `total` apre bouk la.\n\nSòti ou a dwe egzakteman:\n`16`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"import csv\n\ntotal = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n # try to convert the cleaned score and add it to total\n pass\n\nprint(total)","solutionCode":"import csv\n\ntotal = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n try:\n total += int(row[\"score\"].strip())\n except ValueError:\n pass\n\nprint(total)","sourceChecks":{"0":{"message":"Itiliztry/except pou valè nòt ki pa valab."},"1":{"message":"Konvèti tèks nòt la ak int()."}}},"ci-write-summary-file":{"title":"Ekri yon fichye rezime CSV","prompt":"Bati yon rapò kout apati de`scores.csv`\n. Pandan w ap fè bouk la, mete ajou`valid_rows`\nak`total_score`\npou ranje ki gen nòt antye ki valab, apre sa ekri rezilta sa yo nan`summary.txt`\nepi enprime kontni fichye a.\n\nSòti w la dwe egzakteman:\n`valid_rows: 2`\n\n`total_score: 16`\n.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"import csv\n\nvalid_rows = 0\ntotal_score = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n # update valid_rows and total_score for rows with valid integer scores\n pass\n\n# write summary.txt, then print its contents","solutionCode":"import csv\n\nvalid_rows = 0\ntotal_score = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n try:\n score = int(row[\"score\"].strip())\n valid_rows += 1\n total_score += score\n except ValueError:\n pass\n\nwith open(\"summary.txt\", \"w\") as file:\n file.write(f\"valid_rows: {valid_rows}\\n\")\n file.write(f\"total_score: {total_score}\\n\")\n\nwith open(\"summary.txt\") as file:\n print(file.read(), end=\"\")","sourceChecks":{"0":{"message":"Itiliztry/except pou valè nòt ki pa valab."},"1":{"message":"Ekri rezime a nan summary.txt."}}},"try-simple-csv-processing-checkpoint":{"title":"Li premye ranje CSV la","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, epi enprime non an sou yon liy ak nòt la sou liy ki vin apre a.","hint":"Enpòte `csv`, kreye `csv.DictReader(file)`, epi itilize premye ranje a.","help":{"concept":"Kat sa a kòmanse leson an ak yon fichye CSV reyèl olye de yon ranje kòd fiks.","hint_1":"Itiliz`import csv` ak `with open(\"scores.csv\") as file:`.","hint_2":"Kreye `reader = csv.DictReader(file)`, jwenn premye ranje a, epi enprime `row[\"name\"]` ak `row[\"score\"]`."},"starterCode":"import csv\n\n# Open scores.csv with csv.DictReader.\n# Print the first row name, then the first row score.\n","solutionCode":"import csv\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n row = next(reader)\n print(row[\"name\"])\n print(row[\"score\"])\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li scores.csv."},"1":{"message":"Ouvri scores.csv pou etap sa a."}}},"try-simple-csv-processing-sketch0":{"title":"Netwaye yon ranje CSV nan yon fichye","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, retire espas nan `name` ak `score`, epi enprime chak valè ki netwaye sou pwòp liy li.","hint":"Li premye ranje a nan `csv.DictReader`, epi itilize `.strip()` sou tou de valè yo.","help":{"concept":"Kat sa a pratike netwaye valè tèks yo apre li fin li yo nan yon fichye CSV.","hint_1":"Itiliz`row[\"name\"].strip()` ak `row[\"score\"].strip()`.","hint_2":"Enprime non ki netwaye a an premye, epi nòt ki netwaye a."},"starterCode":"import csv\n\n# Open scores.csv with csv.DictReader.\n# Read the first row, strip the name and score, and print them on separate lines.\n","solutionCode":"import csv\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n row = next(reader)\n print(row[\"name\"].strip())\n print(row[\"score\"].strip())\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li ranje a."},"1":{"message":"Retire espas vid nan valè CSV yo."}}},"try-simple-csv-processing-sketch1":{"title":"Fè yon bouk sou ranje CSV yo","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, fè yon bouk sou chak ranje, epi enprime chak youn kòm `name: score`.","hint":"Fè yon bouk sou lektè a epi konstwi yon sèl liy fòmate apati chak ranje.","help":{"concept":"Kat sa a pratike pwosesis CSV ranje pa ranje ak kolòn ki gen non.","hint_1":"Itilize `for row in reader:` apre ou fin kreye `csv.DictReader(file)`.","hint_2":"Enprime `f\"{row[\"name\"]}: {row[\"score\"]}\"` pou chak ranje."},"starterCode":"import csv\n\n# Open scores.csv with csv.DictReader.\n# Loop through the rows and print each one as name: score.\n","solutionCode":"import csv\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n print(f'{row[\"name\"]}: {row[\"score\"]}')\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li ranje yo."},"1":{"message":"Fè yon bouk sou liy CSV yo olye pou w kode sòti a dirèkteman."}}},"try-simple-csv-processing-sketch2":{"title":"Ajoute nòt CSV yo","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, konvèti chak nòt an antye, ajoute nòt yo nan `total`, epi enprime `total`.","hint":"Fè yon bouk atravè lektè a, konvèti `row[\"score\"]` ak `int(...)`, epi ajoute li nan `total`.","help":{"concept":"Kat sa a aplike tout modèl CSV la: li ranje yo, konvèti tèks nòt la, epi fè kalkil an sekirite.","hint_1":"Kòmanse ak `total = 0`, epi fè yon bouk atravè `csv.DictReader(file)`.","hint_2":"Itilize `int(row[\"score\"])` andedan bouk la anvan ou ajoute l nan `total`."},"starterCode":"import csv\n\ntotal = 0\n\n# Open scores.csv with csv.DictReader.\n# Convert each score to int, add it into total, and print total.\n","solutionCode":"import csv\n\ntotal = 0\n\nwith open(\"scores.csv\") as file:\n reader = csv.DictReader(file)\n for row in reader:\n total += int(row[\"score\"])\n\nprint(total)\n","sourceChecks":{"0":{"message":"Sèvi ak csv.DictReader pou li ranje yo."},"1":{"message":"Fè yon bouk sou liy CSV yo olye pou w kode total la dirèkteman."},"2":{"message":"Konvèti tèks nòt la ak int()."},"3":{"message":"Ajoute chak nòt nimerik nan total la."}}}},"tryIt":{"try_simple_csv_processing_checkpoint":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, epi enprime non an sou yon liy ak nòt la sou liy ki vin apre a."},"try_simple_csv_processing_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, li premye liy la, retire espas nan `name` ak `score`, epi enprime chak valè ki netwaye sou pwòp liy li."},"try_simple_csv_processing_sketch1":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, fè yon bouk sou chak ranje, epi enprime chak youn kòm `name: score`."},"try_simple_csv_processing_sketch2":{"title":"Eseye l poukont ou","prompt":"Ouvri `scores.csv` ak `csv.DictReader`, konvèti chak nòt an antye, ajoute nòt yo nan `total`, epi enprime `total`."},"allowReveal":true},"projectSteps":{"ci_print_clean_names":{"title":"Enprime non ki netwaye yo soti nan yon fichye CSV."},"ci_sum_valid_scores":{"title":"Sime valè valab yo nan CSV la."},"ci_write_summary_file":{"title":"Ekri yon fichye rezime CSV"}}},"try-except-basics":{"label":"Try/Except Baz yo","summary":"Kenbe erè yo atann epi kenbe pwogram yo itil.","cards":{"sketch0":{"title":"Sa try/except fè"},"sketch1":{"title":"Se sèlman liy ki riske a ki bezwen pwoteksyon."},"sketch2":{"title":"Sèvi ak eksepsyon pou kenbe pwogram yo itilizab."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike konvèsyon entèg an sekirite ak try/except"}},"quiz":{"q1":{"title":"Kisa k rive apre yo fin detekte yon erè konvèsyon?","prompt":"Yon pwogram kouri modèl sa a:\n\n```python\ntry:\n number = int(text)\nexcept ValueError:\n print(\"Bad number\")\n```\n\nSi `text` se `\"cat\"`, kisa k ap pase?","hint":"Panse sou sa `int()` fè ak tèks ki pa yon nimewo antye valab.","help":{"concept":"`except ValueError` Jere echèk ki soti nan `int()` lè tèks pa ka konvèti an nimerik.","hint_1":"`int(\"cat\")` Li pa ka pwodui yon nimewo, kidonk Python leve yon erè \"`ValueError`\".","hint_2":"Paske yo trape erè espesifik sa a, pwogram nan egzekite blòk `except` la olye pou l sispann imedyatman."},"options":{"a":"Blòk `except` la kouri epi enprime `Bad number`","b":"Blòk `try` la enprime nimewo konvèti a.","c":"Python inyore tèks ki pa bon an epi li itilize 0","d":"Pwogram nan toujou kanpe anvan li rive nan `except`"}},"q2":{"title":"Ki erè ki anfòm nan konvèsyon entè?","prompt":"Ki tip eksepsyon ou ta dwe trape lè yon eksepsyon E`int(user_text)` ka leve paske tèks la pa yon antye valab?","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri l."},"options":{"a":"Erè non","b":"Erè valè","c":"Erè Endèks","d":"Erè Sentaks"}},"q3":{"title":"Poukisa pou itilize try/except isit la?","prompt":"Chwazi tout rezon ki kòrèk pou itilize `try/except` alantou `int(text)` lè w ap netwaye done sal.","hint":"Chèche benefis ki gen rapò ak jere tèks nimerik ki pa kòrèk san danje.","help":{"concept":"`try/except` Li itil lè gen kèk valè ki ka pa valab epi ou vle pwogram nan reyaji san danje olye pou l kraze.","hint_1":"Panse sou sa k rive lè yon atik pa bon nan yon seri pi laj de antre.","hint_2":"Bon chwa yo ta dwe mansyone jere erè avèk gras ak kontinye koule pwogram nan, pa siksè konvèsyon garanti."},"options":{"a":"Li pèmèt pwogram nan jere tèks nimerik ki pa valab san li pa kraze imedyatman.","b":"Li ka montre yon mesaj ranplasman lè konvèsyon an echwe.","c":"Li garanti ke chak chèn ap tounen yon antye.","d":"Li ka ede yon bouk kontinye trete valè ki vin apre yo apre yon move valè."}},"q4":{"title":"Ki antre yo ki ta deklanche ValueError?","prompt":"Chwazi tout valè ki ta ogmante `ValueError` nan `int(value)`.","hint":"Chwazi kòd ki pa tèks nimewo antye valab.","help":{"concept":"`int()` Aksepte chèn tankou `\"12\"` oswa `\"-3\"`, men li rejte tèks ki gen lèt oswa pwen desimal nan fòm chèn pou konvèsyon an antye senp.","hint_1":"Yon siy mwens ak chif toujou se yon chèn antye valab.","hint_2":"Chèche valè ki gen lèt oswa yon pwen desimal kòm tèks."},"options":{"a":"\"18\"","b":"ble","c":"4.5","d":"-2"}},"q5":{"title":"Lòd egzekisyon lè konvèsyon echwe","prompt":"Mete etap sa yo nan lòd yo rive lè `int(text)` leve `ValueError` andedan yon blòk `try/except`.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe kouri.","hint_1":"Kòmanse ak liy ki mete aksyon Python an an plas.","hint_2":"Mete liy ki depann de valè ki te egziste pi bonè apre valè sa yo fin egziste."},"tokens":{"t1":"Python antre nan blòk`try` la","t2":"`int(text)` Rasanble`ValueError`","t3":"Rès blòk `try` la sote","t4":"Blòk `except` ki mache ansanm yo"}},"q6":{"title":"Bati yon modèl debaz pou yon try/except","prompt":"Aranje moso kòd sa yo nan yon modèl debaz kòrèk ki konvèti tèks antre a an yon nimewo antye epi jere antre ki pa kòrèk.","hint":"Aranje moso kòd yo nan lòd Python ta dwe egzekite yo.","help":{"concept":"Moso yo dwe fòme yon kòd Python valab nan lòd li dwe egzekite.","hint_1":"Kòmanse ak liy ki prepare aksyon Python lan.","hint_2":"Mete liy ki depann sou valè ki te egziste anvan yo apre valè sa yo fin egziste."},"tokens":{"t1":"Eseye:","t2":"nimewo = ent(tekst)","t3":"print(number)","t4":"eksepte ValueError:","t5":"print(\"Invalid input\")"}},"q7":{"title":"Nonmen mo kle pou kaptire a","prompt":"Konplete mo kle code ki jere erè a apre `try`.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa kòmand la dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"try:\n number = int(text)\n[blank1] ValueError:\n print(\"Bad input\")","choices":["eksepte","retounen","pandan","Enpòte"]},"q8":{"title":"Chwazi konvèsyon riske a","prompt":"Ranpli ekspresyon ki ka bay erè \"`ValueError`\" lè tèks la pa yon antye valab.","hint":"Sèvi ak konvèsyon entegre ki soti nan tèks pou nimewo antye.","help":{"concept":"Etap ki riske nan modèl sa a se konvèti tèks ak `int(...)`, paske kèk chèn pa entèger valab.","hint_1":"Kòd ki manke a ta dwe eseye konvèti `user_text` an yon nimewo antye.","hint_2":"Chwazi ekspresyon ki rele fonksyon konvèsyon antye Python sou varyab la."},"template":"try:\n number = [blank1]\n print(number)\nexcept ValueError:\n print(\"Invalid\")","choices":["ent(tekstit)","print(user_text)","longè(tekstitèb)","tekst(itilizatè_tekst)"]},"q9":{"title":"Kenbe yon antre antye negatif","prompt":"Yon skanè nimewo ka resevwa yon tèks ki pa valab. Konvèti antre a andedan yon blòk ``try``, epi enprime swa nimewo ki fòmate a oswa yon mesaj ki pa valab.\n\nPa egzanp, si antre a se `27`, pwogram ou an ta dwe enprime:\n`Number: 27`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"text = input()\n\n# Convert the text to an integer inside try.\n# Print either the converted result or an invalid message.","solutionCode":"text = input()\n\ntry:\n number = int(text)\n print(f\"Number: {number}\")\nexcept ValueError:\n print(\"Invalid number\")","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"q10":{"title":"Ajoute de antre an sekirite","prompt":"De antre 80 rive kòm tèks. Konvèti toude valè yo an nimewo antye, epi enprime sòm nan oswa yon mesaj ki di li pa valab si youn nan valè yo pa ka tounen yon antye.\n\nPa egzanp, si antre yo se `8` ak `5`, pwogram ou an ta dwe enprime:\n`Sum: 13`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman yo mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyònman epi konpare sòti a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"first_text = input()\nsecond_text = input()\n\n# Convert both values inside try.\n# Print the sum or an invalid message.","solutionCode":"first_text = input()\nsecond_text = input()\n\ntry:\n first_number = int(first_text)\n second_number = int(second_text)\n print(f\"Sum: {first_number + second_number}\")\nexcept ValueError:\n print(\"Invalid input\")","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"q11":{"title":"Konte nimewo valab yo","prompt":"Yon lis ki separe ak virg pa ka genyen antre ki pa kòrèk. Fè yon bouk sou chak pati, eseye konvèti li an `int`, konte sèlman antyè valab yo, epi enprime kantite final la.\n\nPa egzanp, si antre a se `3,7,bad,10`, pwogram ou an ta dwe enprime:\n`Valid count: 3`.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"parts = input().split(\",\")\nvalid_count = 0\n\n# Loop through each part.\n# Try to convert each one to int.\n# Count only the valid integers.\n# Print the final count.","solutionCode":"parts = input().split(\",\")\nvalid_count = 0\n\nfor part in parts:\n try:\n int(part)\n valid_count += 1\n except ValueError:\n pass\n\nprint(f\"Valid count: {valid_count}\")","sourceChecks":{"0":{"message":"Pase nan chak pati."},"1":{"message":"Itiliztry/except alantou konvèsyon entègra."},"2":{"message":"Konvèti chak valè ak int()."}}},"try-try-except-basics-checkpoint":{"title":"Jere yon move nimewo","prompt":"Li antre a epi eseye konvèti li an yon antye. Enprime \"`Valid`\" si sa mache, sinon enprime \"`Invalid`\".","hint":"Itiliz`try` ak `except ValueError`.","help":{"concept":"Yon blòk `try/except` jere erè san li pa fè pwogram nan kraze.","hint_1":"Itiliz`try` ak `except ValueError`.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"text = input()\n\n# Print Valid for an integer, otherwise Invalid.\n","solutionCode":"text = input()\ntry:\n int(text)\n print(\"Valid\")\nexcept ValueError:\n print(\"Invalid\")\n","sourceChecks":{"0":{"message":"Sèvi ak yon blòk try pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"try-try-except-basics-sketch0":{"title":"Trape yon Erè Valè","prompt":"Trape erè espesifik ki koze pa yon konvèsyon entèg ki pa valab.","hint":"Eseye konvèti tèks la an nimerik. Enprime 'move nimewo' si li echwe.","help":{"concept":"Eseye konvèti tèks la an nimerik. Enprime 'move nimewo' si li echwe.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"text = 'abc'\n\n# Try to convert text to int. Print 'bad number' if it fails.\n","solutionCode":"text = 'abc'\ntry:\n number = int(text)\n print(number)\nexcept ValueError:\n print('bad number')\n","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"try-try-except-basics-sketch1":{"title":"Itilize else apre try","prompt":"Blòk `else` la egzekite lè pa gen okenn eksepsyon ki rive.","hint":"Konvèti tèks an entèger epi enprime 'ok' sèlman si konvèsyon an reyisi.","help":{"concept":"Konvèti tèks la an nimerik epi enprime 'ok' sèlman si konvèsyon an reyisi.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"text = '42'\n\n# Convert text to int and print 'ok' only if conversion succeeds.\n","solutionCode":"text = '42'\ntry:\n number = int(text)\nexcept ValueError:\n print('bad number')\nelse:\n print('ok')\n","sourceChecks":{"0":{"message":"Sèvi ak yon blòk `try` pou konvèsyon an."},"1":{"message":"Konvèti tèks la ak int()."}}},"try-try-except-basics-sketch2":{"title":"Kontinye boukle apre yon move valè","prompt":"Sèvi ak try/except anndan bouk la pou yon move valè pa kanpe pwogram nan.","hint":"Enprime sèlman valè ki ka konvèti an entèger.","help":{"concept":"Enprime sèlman valè ki ka konvèti an entèger.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"values = ['10', 'bad', '3']\n\n# Print only the values that can be converted to int.\n","solutionCode":"values = ['10', 'bad', '3']\nfor value in values:\n try:\n print(int(value))\n except ValueError:\n pass\n","sourceChecks":{"0":{"message":"Fè yon sik sou valè yo olye pou w tape 10 ak 3 dirèkteman."},"1":{"message":"Itiliztry/except alantou konvèsyon entèger la."},"2":{"message":"Konvèti chak valè ak int()."}}}},"tryIt":{"try_try_except_basics_checkpoint":{"title":"Eseye l poukont ou","prompt":"Li antre a epi eseye konvèti li an yon antye. Enprime `Valid` si li mache, sinon enprime `Invalid`."},"try_try_except_basics_sketch0":{"title":"Eseye l poukont ou","prompt":"Kenbe erè espesifik ki koze pa yon konvèsyon entèg ki pa valab."},"try_try_except_basics_sketch1":{"title":"Eseye l poukont ou","prompt":"Blòk `else` la egzekite lè pa gen okenn eksepsyon ki rive."},"try_try_except_basics_sketch2":{"title":"Eseye l poukont ou","prompt":"Itilize try/except anndan bouk la pou yon move valè pa kanpe pwogram nan."},"allowReveal":true},"projectSteps":{"q9":{"title":"Kenbe yon antre antye negatif"},"q10":{"title":"Ajoute de antre an sekirite"},"q11":{"title":"Konte nimewo valab yo"}}},"validating-and-cleaning-input":{"label":"Validasyon ak netwayaj done antre","summary":"Netwaye valè tèks yo, detekte done ki manke, epi rejte ranje ki pa valab san pwogram ou pa kraze.","cards":{"sketch0":{"title":"Ki validasyon ak netwayaj yo fè"},"sketch1":{"title":"Valè ki manke kont valè ki pa valab"},"sketch2":{"title":"Mete règ netwayaj yo nan fonksyon yo"},"quiz":{"title":"Kwiz"},"project":{"title":"Kreye èd pou netwaye antre ki dezòdone."}},"quiz":{"sc-valid-row":{"title":"Ki ranje ki valab apre netwayaj la?","prompt":"Yon pwogram retire espas nan tou de chan yo, epi li mande yon non ki pa vid ak yon laj ki ka konvèti ak fonksyon `int()`. Ki ranje ki ta aksepte?","hint":"Chèche yon ranje kote ou ka retire espas epi tèks laj la toujou vin yon nimewo antye.","help":{"concept":"Yon ranje valab sèlman si netwayaj ak `strip()` kite yon non reyèl ak yon chèn laj ke `int()` ka konvèti.","hint_1":"Tcheke chak opsyon apre ou fin retire espas vid ki devan ak ki dèyè nan tou de valè yo.","hint_2":"Rejte ranje ki gen yon non netwaye vid oswa yon laj ki tankou yon mo olye de chif."},"options":{"a":"Ava, 12","b":"[ , ]","c":"Leo, dis","d":"Mia, 4.5"}},"sc-except-flow":{"title":"Ki sa except catch la kenbe isit la?","prompt":"Nan yon blòk `try`/`except ValueError`, ki kalite pwoblèm `except` la fèt pou jere pandan `int(age_text)`?","hint":"Panse sou sa k rive lè tèks pa ka tounen yon antye.","help":{"concept":"`ValueError` Li leve lè yon fonksyon konvèsyon tankou `int()` resevwa yon valè ki nan bon tip jeneral la men ki gen yon kontni ki pa ka itilize.","hint_1":"`int()` Li mache pou chèn tankou `'7'`, men li pa mache pou chèn ki gen mo oswa tèks desimal nan kontèks debutan sa a.","hint_2":"Pwoblèm nan pa yon non varyab ki manke oswa yon erè sentaks nan editè kòd la; se move kontni antre pandan konvèsyon an."},"options":{"a":"Yon valè tèks tankou 'diz' ki pa ka konvèti an nimerik antye.","b":"Yon deklarasyon `print()` ki manke","c":"Endèks yon lis ki twò gwo","d":"Yon chemen fichye toujou relativ"}},"mc-clean-steps":{"title":"Etap itil pou netwaye","prompt":"Chwazi tout etap ki ede netwaye yon ranje tèks anvan validasyon.","hint":"Panse sou operasyon ki retire bri fòma oswa ki estandadize valè tèks yo.","help":{"concept":"Netwayaj la prepare tèks brit la pou validasyon lè li retire espas anplis oswa fè fòma a pi konsistan anvan tcheke règ yo fèt.","hint_1":"Metòd tankou `strip()` ak normalizasyon ka ede; aksyon ki sèlman montre done pa netwaye yo.","hint_2":"Chwazi opsyon ki chanje antre dezòdone an yon fòm ki pi konsistan anvan w tcheke si li valab."},"options":{"a":"Itilize `strip()` pou retire espas anplis ki antoure yon valè.","b":"Konvèti yon non tankou 'aVA' nan yon stil majiskil ki konsistan tankou title case.","c":"Enprime ranje a san chanje l","d":"Kenbe tout espas yo egzakteman jan yo te ye pou validasyon an ka wè dezòd la."}},"mc-reject-row":{"title":"Ki ranje yo ta dwe rejte?","prompt":"Yon ranje ki netwaye valab sèlman lè non an pa vid epi nòt la se yon antye ki soti nan 0 rive 100. Chwazi tout ranje ki ta dwe rejte.","hint":"Tcheke chak ranje apre ou fin retire espas yo, epi teste tou de règ yo.","help":{"concept":"Validasyon ka enplike plis pase yon règ: prezans, konvèsyon tip, ak entèval nimerik ki pèmèt.","hint_1":"Yon ranje echwe si non ki netwaye a vid, si nòt la pa ka tounen yon antye, oswa si antye a pa ant 0 ak 100.","hint_2":"Gade byen ranje ki gen sèlman espas pou non, nòt ki baze sou mo, ak nimewo ki depase maksimòm ki pèmèt la."},"options":{"a":"Avwa, 90","b":"[ , '75']","c":"Leo, dis","d":"Mia, 105"}},"dr-clean-order":{"title":"Kòmande pwosesis netwayaj la","prompt":"Mete etap sa yo nan yon lòd ki fè sans pou netwaye ak valide yon valè tèks ki ta dwe tounen yon antye.","hint":"Fòmate byen anvan konvèsyon an, epi sèvi ak nimewo a sèlman apre konvèsyon an reyisi.","help":{"concept":"Yon pwosesis netwayaj serye retire espas sipèfl li yo an premye, apre sa li eseye konvèti yo, epi li itilize valè konvèti a pou verifikasyon ki vin apre yo.","hint_1":"Si ou eseye `int()` anvan ou retire espas yo epi tcheke tèks brit la, kòd ou a vin pi difisil pou konprann.","hint_2":"Kòmanse ak tèks orijinal la, netwaye li, konvèti li, epi kontinye ak validasyon nimerik."},"tokens":{"t1":"Li valè tèks la","t2":"Retire espas anplis yo avèk `strip()`","t3":"Konvèti tèks ki netwaye a ak `int()`","t4":"Sèvi ak antye a nan verifikasyon ki vin apre yo."}},"dr-try-except-order":{"title":"Kòmande koule try/except la","prompt":"Aranje pati sa yo pou montre koule nòmal la lè w ap konvèti tèks ki netwaye an yon antye san danje.","hint":"Konvèsyon riske a dwe andedan `try`, epi jesyon erè a vini apre li.","help":{"concept":"`try` li genyen kòd ki ka echwe, tandiske `except` jere yon erè espesifik si echèk sa a rive.","hint_1":"Mete tantativ konvèsyon an apre ou fin antre `try`, epi mete aksyon ranplasman an andedan `except ValueError`.","hint_2":"Chemen ki reyisi a itilize nimewo konvèti a anvan chemen pou jere erè a parèt."},"tokens":{"t1":"Kòmanse `try:`","t2":"Eseye `age = int(age_text)`","t3":"Sèvi ak `age` si konvèsyon an te mache.","t4":"Jere move antre nan `except ValueError:`"}},"fb-strip-name":{"title":"Ranpli metòd netwayaj la","prompt":"Konplete kòd la pou li retire espas anplis ki antoure non an.","hint":"Sèvi ak metòd string ki retire espas nan tou de bout yo.","help":{"concept":"`the missing term()` retire espas vid nan kòmansman ak nan fen yon chèn, ki se yon premye etap netwayaj ki kouran.","hint_1":"Valè ki manke a se non yon metòd ki itilize tankou `name.[blank1]()` nan Python.","hint_2":"Se metòd ki vire `' Ava '` an `'Ava'` san chanje lèt yo nan mitan."},"template":"clean_name = name.[blank1]()","choices":["Separe","depi","Ajoute","ekri"]},"fb-empty-check":{"title":"Ranpli konparezon ki manke a","prompt":"Konplete kondisyon an pou li detekte yon valè netwaye ki manke.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa ki dekri nan mesaj la.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"si cleaned_name == [blank1]:","choices":["Zewo","Pa genyen","\"\"","Fo"]},"ci-clean-name":{"title":"Ekri yon fonksyon pou netwaye non","prompt":"Ekri `clean_name(text)` pou li retounen yon vèsyon netwaye nan tèks non an.","hint":"Li tach la \"Ekri yon fonksyon pou netwaye non\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"def clean_name(text):\n # return the cleaned name\n pass","solutionCode":"def clean_name(text):\n cleaned = text.strip()\n return cleaned.title()"},"ci-parse-age":{"title":"Analize yon laj an sekirite","prompt":"Ekri `parse_age(text)` pou li retounen yon `int` lè tèks la se yon laj valab, epi `None` lè tèks la pa ka itilize kòm yon laj.","hint":"Li tach la \"Analize yon laj an sekirite\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp atann lan anvan ou tcheke repons ou."},"starterCode":"def parse_age(text):\n # return an int or None\n pass","solutionCode":"def parse_age(text):\n cleaned = text.strip()\n try:\n return int(cleaned)\n except ValueError:\n return None"},"ci-clean-row":{"title":"Valide epi netwaye yon ranje","prompt":"Ekri `clean_row(row)` pou ranje ki gen fòm tankou `[name_text, score_text]`. Retounen yon diksyonè netwaye lè tou de valè yo valab, oswa `None` lè ranje a dwe rejte.","hint":"Li tach la \"Valide ak netwaye yon ranje\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap mache nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Mete pwogram nan an fonksyon epi konpare rezilta a ak egzanp ki atann lan anvan ou verifye repons ou."},"starterCode":"def clean_row(row):\n # row looks like [name_text, score_text]\n # return a cleaned dictionary or None\n pass","solutionCode":"def clean_row(row):\n name = row[0].strip()\n score_text = row[1].strip()\n\n if name == \"\":\n return None\n\n try:\n score = int(score_text)\n except ValueError:\n return None\n\n return {\"name\": name.title(), \"score\": score}"},"try-validating-and-cleaning-input-checkpoint":{"title":"Netwaye epi valide yon non","prompt":"Li yon non. Retire tout espas epi mete premye lèt chak mo an majiskil. Si non ki netwaye a vid, enprime `Missing`; sinon enprime non ki netwaye a.","hint":"Itilize `.strip()` anvan ou tcheke si valè a vid.","help":{"concept":"Netwaye antre anvan w valide l ede pwogram yo jere tèks dezòdone.","hint_1":"Itilize `.strip()` anvan ou tcheke si valè a vid.","hint_2":"Kouri kòd ou a epi konpare sòti a ak rezilta espere a."},"starterCode":"name = input()\n\n# Clean and validate the name.\n","solutionCode":"name = input().strip().title()\nif name:\n print(name)\nelse:\n print(\"Missing\")\n","sourceChecks":{"0":{"message":"Retire espas vid nan non an."},"1":{"message":"Mete premye lèt non ki netwaye a an majiskil."}}},"try-validating-and-cleaning-input-sketch0":{"title":"Netwaye yon non","prompt":"Netwaye espas vid ak kapitalizasyon anvan w itilize done itilizatè a.","hint":"Retire espas sipèfl, konvèti an majiskil tit, epi enprime rezilta a.","help":{"concept":"Retire espas sipèfl, konvèti an majiskil tit, epi enprime rezilta a.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"raw = ' aVA smith '\n\n# Strip extra spaces, convert to title case, and print the result.\n","solutionCode":"raw = ' aVA smith '\nclean = raw.strip().title()\nprint(clean)\n","sourceChecks":{"0":{"message":"Sèvi ak strip() pou retire espas anplis."},"1":{"message":"Sèvi ak title() pou nòmalize non an."}}},"try-validating-and-cleaning-input-sketch1":{"title":"Valide yon nòt","prompt":"Tcheke entèval nimerik yo apre konvèsyon an.","hint":"Konvèti score_text an nimerik. Enprime 'valid' si li soti nan 0 rive 100.","help":{"concept":"Konvèti score_text an nimerik. Enprime 'valid' si li soti nan 0 rive 100.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"score_text = '92'\n\n# Convert score_text to int. Print 'valid' if it is from 0 to 100.\n","solutionCode":"score_text = '92'\nscore = int(score_text)\nif 0 <= score <= 100:\n print('valid')\nelse:\n print('invalid')\n","sourceChecks":{"0":{"message":"Konvèti score_text an yon antye."},"1":{"message":"Tcheke ke nòt la ant 0 ak 100."}}},"try-validating-and-cleaning-input-sketch2":{"title":"Netwaye plizyè ranje","prompt":"Separe chak ranje, retire chak chan, epi fòmate rezilta ki netwaye a.","hint":"Enprime liy nòt ak non ki netwaye, tankou Ava:92.","help":{"concept":"Enprime liy nòt ak non ki netwaye, tankou Ava:92.","hint_1":"Ekri liy pou etap sa a, epi kouri pwogram nan pou wè ki chanjman ki fèt.","hint_2":"Lè w kouri li, enprime sèlman valè a oswa liy ke kòmand la mande."},"starterCode":"rows = [' ava , 92 ', ' mia , 85 ']\n\n# Print cleaned name:score lines like Ava:92.\n","solutionCode":"rows = [' ava , 92 ', ' mia , 85 ']\nfor row in rows:\n name, score = row.split(',')\n print(f'{name.strip().title()}:{score.strip()}')\n","sourceChecks":{"0":{"message":"Fè yon bouk sou ranje yo olye w tape toude liy ki netwaye yo."},"1":{"message":"Separe chak ranje an non ak nòt."},"2":{"message":"Retire espas vid nan chak pati."},"3":{"message":"Mete premye lèt chak non an majiskil."}}}},"tryIt":{"try_validating_and_cleaning_input_checkpoint":{"title":"Eseye l poukont ou","prompt":"Li yon non. Retire tout espas epi mete premye lèt chak mo an majiskil. Si non ki netwaye a vid, enprime \"`Missing`\"; sinon enprime non ki netwaye a."},"try_validating_and_cleaning_input_sketch0":{"title":"Eseye l poukont ou","prompt":"Netwaye espas vid ak kapitalizasyon anvan w itilize done itilizatè a."},"try_validating_and_cleaning_input_sketch1":{"title":"Eseye l poukont ou","prompt":"Tcheke entèval nimerik yo apre konvèsyon an."},"try_validating_and_cleaning_input_sketch2":{"title":"Eseye l poukont ou","prompt":"Separe chak ranje, retire chak chan, epi fòmate rezilta ki netwaye a."},"allowReveal":true},"projectSteps":{"ci_clean_name":{"title":"Ekri yon fonksyon pou netwaye non"},"ci_parse_age":{"title":"Analize yon laj an sekirite"},"ci_clean_row":{"title":"Valide epi netwaye yon ranje"}}},"working-with-paths":{"label":"Travay ak Chemen","summary":"Konprann chemen relatif ak òganizasyon senp dosye.","cards":{"sketch0":{"title":"Chemen relatif yo endike dosye ki nan espas travay aktyèl ou a."},"sketch1":{"title":"Dosye ede òganize fichye yo klèman."},"sketch2":{"title":"Sèvi ak chemen relatif senp, pa sa ki espesifik pou yon machin."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike lekti ak ekriti ak chemen relatif"}},"quiz":{"sc-relative-path-folder":{"title":"Chwazi chemen relatif la","prompt":"Yon fichye ki rele `input.txt` nan yon dosye ki rele `data`. Ki chemen ki refere kòrèkteman a fichye sa a nan leson sa a?","hint":"Itilize non dosye a an premye, epi non fichye a.","help":{"concept":"Nonche wout relatif dosye yo nan lòd soti nan kote espas travay aktyèl la rive nan fichye sib la.","hint_1":"Fichye a pa nan menm dosye ak kòd la; li andedan `data`.","hint_2":"Chèche opsyon ki konekte dosye a ak fichye a ak yon ba oblique."},"options":{"a":"input.txt/data","b":"data/input.txt","c":"/data/input.txt","d":"done-antre.txt"}},"sc-same-folder-path":{"title":"Chemen pou yon fichye ki toupre","prompt":"Kòd ou a ak yon fichye ki rele `notes.txt` yo nan menm dosye a. Ki chemen ou ta dwe itilize pou louvri fichye sa a?","hint":"Si fichye a nan menm dosye a, ou pa bezwen nonmen yon lòt dosye.","help":{"concept":"Yon fichye ki nan menm dosye a ka louvri sèlman ak non fichye li kòm yon chemen relatif.","hint_1":"Pa bezwen okenn non dosye anplis isit la.","hint_2":"Chwazi chemen ki pi kout ki valab ki nonmen sèlman fichye a li menm."},"options":{"a":"data/notes.txt","b":"nòt.txt","c":"./data/notes.txt","d":"folder/notes.txt"}},"mc-relative-path-benefits":{"title":"Poukisa pou itilize chemen relatif isit la?","prompt":"Chwazi tout deklarasyon ki kòrèk sou itilizasyon chemen relatif nan leson sa a.","hint":"Panse sou chemen ki mache andedan espas travay ak dosye ki bay yo.","help":{"concept":"Chemen relatif yo itil paske yo dekri kote fichye yo nan estrikti pwojè a olye pou yo depann sou yon konfigirasyon machin espesifik.","hint_1":"Chèche deklarasyon sou dosye pwojè ak pòtabte andedan espas travay leson an.","hint_2":"Select the choices that describe starting from the current workspace and avoiding machine-specific locations."},"options":{"a":"Yo ka montre dosye ki nan katab tankou `data/input.txt`.","b":"Yo depann de kote konplè yon òdinatè espesifik.","c":"Yo ede òganize fichye yo pa dosye.","d":"Yo toujou mande yon kote konplè ki espesifik pou machin nan."}},"mc-open-path-examples":{"title":"Egzanp chemen relatif valab","prompt":"Chwazi tout egzanp chemen relatif ki valab pou stil espas travay leson sa a.","hint":"Li kòd la oswa kesyon an ak anpil atansyon epi chwazi opsyon ki kreye konpòtman egzak demann lan mande a.","help":{"concept":"Kesyon sa a verifye si ou ka konekte kòmand lan ak konsèp Python ki soti nan leson an.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Eseye chak opsyon nan fraz la oswa nan liy kòd la epi kenbe sa ki fè egzanp lan mache egzakteman jan yo dekri a."},"options":{"a":"nòt.txt","b":"data/input.txt","c":"dosye -> input.txt","d":"non panèl sòti a"}},"dr-read-file-steps":{"title":"Kòdone etap pou li fichye a","prompt":"Mete etap sa yo nan lòd kòrèk pou li yon fichye ki gen yon chemen relatif epi montre kontni li.","hint":"Ouvri an premye, apre sa li, epi montre.","help":{"concept":"Li yon fichye swiv yon sekans: louvri fichye a, jwenn kontni li, epi enprime rezilta a.","hint_1":"Ou pa ka li dosye a anvan ou louvri li.","hint_2":"Apre ou fin li tèks la nan yon varyab, dènye etap la se montre li nan panèl sòti a."},"tokens":{"t1":"Ouvri `data/input.txt` an mòd lekti","t2":"Sere kontni an nan yon varyab","t3":"Enprime varyab la"}},"dr-build-nested-path":{"title":"Bati chemen an nan lòd","prompt":"Aranje jeton yo pou kreye chemen relatif la pou \"`report.txt`\" andedan dosye \"`data`\".","hint":"Non dosye a vini anvan slash la ak non fichye a.","help":{"concept":"Yon chemen relatif anbrete konstwi kòm dosye, barr, epi non fichye.","hint_1":"Kòmanse ak dosye ki gen fichye a.","hint_2":"Slash la separe non dosye a ak non fichye a."},"tokens":{"t1":"done","t2":"/","t3":"rapò.txt"}},"fb-folder-part":{"title":"Konplete chemen dosye a","prompt":"Ranpli non dosye ki manke a.","hint":"Fichye a nan dosye \"`the missing term`\".","help":{"concept":"Yon chemen relatif pou yon fichye ki anndan yon dosye enkli non dosye a anvan barr la.","hint_1":"Pati ki manke a se dosye ki genyen `input.txt`.","hint_2":"Sèvi ak non dosye ki parèt nan tout egzanp leson yo."},"template":"[blank1]/input.txt","choices":["done","Antre","dosye","li"]},"fb-same-folder-file":{"title":"Konplete chemen menm dosye a","prompt":"Ranpli non fichye ki manke a pou yon fichye ki nan menm dosye a.","hint":"Pa bezwen non dosye isit la.","help":{"concept":"Lè yon fichye nan menm dosye a, chemen relatif la se jis non fichye a.","hint_1":"Blank la dwe non fichye egzak la, pa yon dosye.","hint_2":"Chwazi opsyon ki se yon non fichye senp ki fini ak `.txt`."},"template":"[vid1]","choices":["data/notes.txt","nòt.txt","/nòt.txt","folder/notes.txt"]},"ci-read-nested-file":{"title":"Li nan yon chemen relatif anbreye","prompt":"Ouvri `data/input.txt`, li tèks ki nan chemen relatif sa a, epi enprime l.\n\nSòti ou a dwe egzakteman:\n`Hello paths!`.","hint":"Li tach la \"Li nan yon chemen relatif anbreye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/input.txt\", \"r\") as file:\n # read the text and print it\n pass","solutionCode":"with open(\"data/input.txt\", \"r\") as file:\n text = file.read()\n\nprint(text)","sourceChecks":{"0":{"message":"Ouvri data/input.txt pou li fichye anbreye a."}}},"ci-copy-between-paths":{"title":"Kopi tèks la nan yon lòt chemen relatif","prompt":"Kopye tèks ki nan`data/source.txt`\npou mete l nan`data/copy.txt`\n, epi enprime tèks ou kopye a pou nou ka konfime de fichye yo koresponn.\n\nRezilta w la dwe egzakteman:\n`apple`\n\n`banana`\n.","hint":"Li tach la \"Kopi tèks nan yon lòt chemen relatif\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki deja ap mache nan etap anvan an; ajoute nouvo konpòtman yo mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp atann lan anvan ou tcheke repons ou."},"starterCode":"# Read from data/source.txt\n# Write the same text to data/copy.txt\n# Print the copied text","solutionCode":"with open(\"data/source.txt\", \"r\") as source:\n text = source.read()\n\nwith open(\"data/copy.txt\", \"w\") as target:\n target.write(text)\n\nprint(text)","sourceChecks":{"0":{"message":"Li soti nan data/source.txt."},"1":{"message":"Ekri nan data/copy.txt."},"2":{"message":"Sèvi ak file.write() pou kreye kopi a."}}},"ci-count-lines-in-folder":{"title":"Konte liy nan yon chemen fichye","prompt":"Ouvri `data/items.txt`, konte konbyen liy li genyen, epi enprime rezilta a.\n\nSòti ou a dwe egzakteman:\n`3`.","hint":"Li tach la \"Count lines from a file path\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"with open(\"data/items.txt\", \"r\") as file:\n # count the lines and print the result\n pass","solutionCode":"with open(\"data/items.txt\", \"r\") as file:\n lines = file.readlines()\n\nprint(len(lines))","sourceChecks":{"0":{"message":"Ouvri data/items.txt pou konte liy li yo."}}},"try-working-with-paths-checkpoint":{"title":"Itilize yon chemen relatif","prompt":"Sèvi ak `Path` pou li `data/names.txt`, epi enprime tèks la san karaktè siplemantè.","hint":"Sèvi ak `Path(\"data\") / \"names.txt\"`.","help":{"concept":"Konstrui chemen relatif la an premye, epi sèvi avè l pou li fichye a.","hint_1":"Kreye chemen an ak `Path(\"data\") / \"names.txt\"`.","hint_2":"Li chemen sa a epi enprime tèks fichye a san karaktè siplemantè."},"starterCode":"from pathlib import Path\n\n# Build a path to data/names.txt and print its contents.\n","starterFiles":{"data_names_txt":{"content":"Ava\nMia\n"}},"solutionFiles":{"main_py":{"content":"from pathlib import Path\n\npath = Path(\"data\") / \"names.txt\"\nprint(path.read_text(), end=\"\")\n"},"data_names_txt":{"content":"Ava\nMia\n"}},"sourceChecks":{"0":{"message":"Sèvi ak Path(...) pou konstwi chemen an."},"1":{"message":"Bati chemen an ak Path('data') / 'names.txt'."}},"solutionCode":"from pathlib import Path\n\npath = Path(\"data\") / \"names.txt\"\nprint(path.read_text(), end=\"\")\n"},"try-working-with-paths-sketch0":{"title":"Bati yon chemen relatif","prompt":"Bati chemen relatif `data/scores.txt` apati varyab `folder` ak `filename`, epi enprime chemen an.","hint":"Konbine non dosye a, yon ba, ak non fichye a.","help":{"concept":"Kat sa a pratike ekri yon chemen relatif kòm tèks.","hint_1":"Sèvi ak varyab `folder` an premye, apre sa `/`, epi `filename`.","hint_2":"Enprime chèn chemen fini a `data/scores.txt`."},"starterCode":"folder = 'data'\nfilename = 'scores.txt'\n\n# Build data/scores.txt and print it.\n","solutionCode":"folder = 'data'\nfilename = 'scores.txt'\npath = folder + '/' + filename\nprint(path)\n","sourceChecks":{"0":{"message":"Bati chemen an apati katab ak non fichye a olye pou w tape chemen final la."}}},"try-working-with-paths-sketch1":{"title":"Sèvi ak pathlib pou yon chemen","prompt":"Itilize `Path(\"data\") / \"scores.txt\"`, estoke li nan yon varyab, epi enprime chemen an.","hint":"Enpòte `Path`, konekte de moso yo ak `/`, epi enprime rezilta a.","help":{"concept":"Kat sa a pratike konstriksyon yon objè chemen olye de yon chèn senp.","hint_1":"Kreye yon varyab tankou `path = Path(\"data\") / \"scores.txt\"`.","hint_2":"Enprime varyab chemen an apre ou fin konstwi li."},"starterCode":"from pathlib import Path\n\n# Create Path('data') / 'scores.txt' and print it.\n","solutionCode":"from pathlib import Path\npath = Path('data') / 'scores.txt'\nprint(path)\n","sourceChecks":{"0":{"message":"Sèvi ak Path(...) pou konstwi chemen an."},"1":{"message":"Bati chemen an ak Path('data') / 'scores.txt'."}}},"try-working-with-paths-sketch2":{"title":"Li nan yon chemen dosye","prompt":"Ouvri `data/message.txt`, li tèks ki nan chemen relatif sa a, epi enprime li.","hint":"Sèvi ak chemen relatif konplè `data/message.txt` andedan `open(...)`.","help":{"concept":"Kat sa a pratike itilize yon chemen dosye lè fichye a pa bò kote`main.py`.","hint_1":"Ouvri `data/message.txt` anndan yon blòk `with open(...)`.","hint_2":"Li tèks fichye a epi enprime sèlman tèks sa a."},"starterCode":"# Open data/message.txt and print its text.\n","starterFiles":{"data_message_txt":{"content":"Nested hello\n"}},"solutionFiles":{"main_py":{"content":"with open('data/message.txt') as file:\n print(file.read().strip())\n"},"data_message_txt":{"content":"Nested hello\n"}},"sourceChecks":{"0":{"message":"Ouvri data/message.txt olye pou w tape Nested hello."}},"solutionCode":"with open('data/message.txt') as file:\n print(file.read().strip())\n"}},"tryIt":{"try_working_with_paths_checkpoint":{"title":"Eseye l poukont ou","prompt":"Sèvi ak `Path` pou li `data/names.txt`, epi enprime tèks la san karaktè siplemantè."},"try_working_with_paths_sketch0":{"title":"Eseye l poukont ou","prompt":"Bati chemen relatif `data/scores.txt` apati varyab `folder` ak `filename`, epi enprime chemen an."},"try_working_with_paths_sketch1":{"title":"Eseye l poukont ou","prompt":"Itilize `Path(\"data\") / \"scores.txt\"`, sere li nan yon varyab, epi enprime chemen an."},"try_working_with_paths_sketch2":{"title":"Eseye l poukont ou","prompt":"Ouvri `data/message.txt`, li tèks ki nan chemen relatif sa a, epi enprime li."},"allowReveal":true},"projectSteps":{"ci_read_nested_file":{"title":"Li nan yon chemen relatif anbreye"},"ci_copy_between_paths":{"title":"Kopi tèks la nan yon lòt chemen relatif"},"ci_count_lines_in_folder":{"title":"Konte liy nan yon chemen fichye"}}},"writing-text-files":{"label":"Ekri Fichye Tèks","summary":"Kreye oswa ranplase fichye tèks lè w louvri chemen yo an mòd ekriti oswa an mòd ajoute epi ekri tèks ke ou ka verifye ak rezilta enprime.","cards":{"sketch0":{"title":"Mòd ekri kreye oswa ranplase tèks"},"sketch1":{"title":"Mòd apend ajoute nan fen an"},"sketch2":{"title":"Sèvi ak karaktè nouvo liy epi verifye sa ou te ekri a."},"quiz":{"title":"Kwiz"},"project":{"title":"Pratike ekri ak mete fichye tèks an apèndis."}},"quiz":{"sc-write-vs-append":{"title":"Chwazi mòd ki ranplase tèks ansyen an.","prompt":"Ki mòd fichye ou ta dwe itilize lè ou vle ranplase nenpòt tèks ki egziste deja nan yon fichye ak nouvo tèks?","hint":"Sèvi ak fason kesyon an poze a ak egzanp leson an pou limite chwa yo.","help":{"concept":"Kesyon sa a tcheke yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Retire opsyon ki pa matche ak konsèp la oswa prèv ki site nan kesyon an."},"options":{"a":"yon","b":"d","c":"r","d":"\"x\""}},"sc-verify-written-text":{"title":"Pi bon fason pou konfime tèks ki anrejistre a","prompt":"Apre ou fin ekri tèks nan yon fichye nan leson sa a, ki pi bon fason pou fè rezilta a parèt nan panèl sòti a?","hint":"Panse pou louvri chemen an ankò epi montre kontni ki te sove yo.","help":{"concept":"Egzèsis ekriti fichye yo ta dwe pwodwi rezilta ki ka obsève, kidonk yon modèl komen se relouvri fichye a epi enprime sa ki te ekri a.","hint_1":"Ekri modifye fichye a, men panèl sòti a sèlman montre tèks ou enprime.","hint_2":"Chwazi opsyon ki li tèks ki anrejistre a ankò epi afiche li."},"options":{"a":"Chanje tèm editè a","b":"Reouvri fichye a epi enprime sa ki ladan l.","c":"Ouvri panèl nòt yo","d":"Chanje non varyab la"}},"mc-append-true-statements":{"title":"Enfòmasyon sou mòd apendisyon","prompt":"Chwazi tout deklarasyon ki kòrèk sou ouvèti yon fichye an mòd apend (`\"a\"`).","hint":"Mòd apendi kenbe tèks ansyen an epi ajoute nouvo tèks la apre li.","help":{"concept":"Mòd apendi a ekri nan fen kontni ki egziste deja olye pou li efase fichye a an premye.","hint_1":"Chèche deklarasyon ki dekri kenbe tèks ki egziste deja.","hint_2":"Rejte nenpòt opsyon ki di ke mòd apend efase fichye a anvan li ekri."},"options":{"a":"Li kenbe kontni ki egziste deja.","b":"Li ajoute nouvo tèks nan fen fichye a.","c":"Li toujou retire tout sa ki deja nan fichye a.","d":"Li ka itilize pou ajoute yon lòt liy nan yon jounal."}},"mc-good-writing-patterns":{"title":"Modèl itil lè w ap ekri fichye tèks","prompt":"Chwazi tout pratik ki adapte ak pwosesis ekriti fichye pou sijè sa a.","hint":"Panse pou ekri tèks, epi fè rezilta a vizib.","help":{"concept":"Pwogram ekriti fichye pou debutan souvan itilize yon dosye pwoteksyon (`with open(...)`) pou aksè an sekirite, karaktè nouvo liy (newline) pou kase liy, ak yon verifikasyon enprime apre ekriti.","hint_1":"Chèche modèl ki enplike `with open`, `\\n`, ak enprime tèks ki sove.","hint_2":"Evite chwa ki pa gen rapò ak ekriti oswa tcheke kontni fichye a."},"options":{"a":"Itilize `with open(...)` pou fichye a jere byen.","b":"Itilize `\\n` lè ou vle pwochen tèks la sou yon nouvo liy.","c":"Enprime kontni ki sove a apre ekriti pou rezilta a vizib.","d":"Chanje panèl nòt yo anvan ou ekri."}},"dr-write-file-steps":{"title":"Kòdone etap pou ekri ak verifye yo","prompt":"Mete etap sa yo nan lòd kòrèk pou yon pwogram senp ki ekri tèks epi verifye li.","hint":"Ekri an premye, apre sa relouvri epi montre tèks ki te anrejistre a.","help":{"concept":"Yon pwosesis travay komen se louvri dokiman an an mòd ekriti, ekri tèks la, relouvri l an mòd lekti, epi enprime sa ki ladan l.","hint_1":"Fichye a dwe louvri pou ekriti anvan ekzekisyon kowòdone a ka fèt.","hint_2":"Enpresyon vini apre lekti kontni ki sove yo."},"tokens":{"t1":"Ouvri chemen an nan mòd \"w\".","t2":"Ekri tèks la","t3":"Ouvri menm chemen an pou lekti","t4":"Enprime sa ki nan fichye a"}},"dr-append-log-sequence":{"title":"Kòmande workflow apendiks la","prompt":"Aranje aksyon sa yo pou montre kijan yon pwogram ka kreye yon antre jounal kòmansman, ajoute yon lòt antre, epi afiche tout jounal la.","hint":"Premye ekriti a kreye tèks kòmansman an anvan ajoute a ajoute plis.","help":{"concept":"Pou demontre mòd apend la klèman, premye kreye kontni inisyal la, apre sa ajoute nouvo tèks la, epi li tout fichye a ankò.","hint_1":"Ou bezwen kèk tèks kòmansman anvan etap ajoute a gen sans.","hint_2":"Li ak enprime tout jounal la ta dwe fèt apre tou de ekriti yo fini."},"tokens":{"t1":"Louvri jounal la ak mòd \"w\" epi ekri premye liy lan.","t2":"Ouvri jounal la ak mòd \"a\" epi ajoute yon lòt liy","t3":"Louvri jounal la pou lekti","t4":"Enprime tout tèks jounal la"}},"fb-write-mode-code":{"title":"Ranpli mòd ekriti a","prompt":"Konplete mòd la pou kòd sa a louvri fichye a pou ranplase tèks la.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Blank la dwe ranpli ak tèm ki koresponn ak travay k ap dekri a.","hint_1":"Konsantre sou sa espas vid la oswa repons lan reprezante: yon valè, yon metòd, yon kle, yon endèks, oswa yon non varyab.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"with open(\"report.txt\", [blank1]) as file:","choices":["r","yon","d","\"x\""]},"fb-newline-choice":{"title":"Ranpli liy kase a","prompt":"Chwazi tèks ki kòmanse yon nouvo liy apre `First line`.","hint":"Li fraz la ki antoure espas vid la epi deside ki wòl mo ki manke a jwe.","help":{"concept":"Espas vid la bezwen mo oswa senbòl Python egzak ki fè liy lan fè sa kòmand la dekri.","hint_1":"Gade kòd ki antoure espas vid la pou deside si ou bezwen yon mo kle, yon valè, yon metòd, oswa yon kle.","hint_2":"Chwazi opsyon ki fè tout liy lan valab an Python epi ki bay rezilta ke kòmand la mande."},"template":"ekri.fichye(\"Premye liy[espas1]Dezyèm liy\")","choices":["\\t","\\n","\\r"]},"ci-write-greeting-file":{"title":"Ekri yon fichye salitasyon pèsonalize","prompt":"Ekri yon salitasyon nan `greeting.txt` lè w itilize non antre a an majiskil pou premye lèt chak mo, apre sa, louvri `greeting.txt` epi enprime sa ki ladan l.\n\nPa egzanp, si antre a se `zoe`, pwogram ou an ta dwe enprime:\n`Hello, Zoe!`.","hint":"Sèvi ak `input()` pou non an, epi ekri salitasyon fòmate a nan fichye a.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"name = input()\n\n# Write Hello, NAME! to greeting.txt.\n# Then open greeting.txt and print its contents.\n","solutionCode":"name = input().strip().title()\n\nwith open(\"greeting.txt\", \"w\") as file:\n file.write(f\"Hello, {name}!\")\n\nwith open(\"greeting.txt\") as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan greeting.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri greeting.txt."}}},"ci-overwrite-shopping-list":{"title":"Ekri sou yon lis makèt ki soti nan antre","prompt":"Fòk yon lis makèt ekri ankò apati de nouvo done. Ekri toude atik yo nan`shopping.txt`\n, youn pa liy epi an majiskil pou premye lèt chak mo, epi enprime kontni fichye a.\n\nPa egzanp, si done ki antre yo se`bread`\nak`apples`\n, pwogram ou an ta dwe enprime:\n`Bread`\n\n`Apples`\n.","hint":"Lè w ouvri yon fichye ak `\"w\"`, li ranplase ansyen kontni an.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare sòti a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"first_item = input()\nsecond_item = input()\n\n# Write both items to shopping.txt, one per line.\n# Then print the file contents.\n","solutionCode":"first_item = input().strip().title()\nsecond_item = input().strip().title()\n\nwith open(\"shopping.txt\", \"w\") as file:\n file.write(first_item + \"\\n\")\n file.write(second_item + \"\\n\")\n\nwith open(\"shopping.txt\") as file:\n print(file.read(), end=\"\")\n","sourceChecks":{"0":{"message":"Ekri nan shopping.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri shopping.txt."}}},"ci-append-log-entry":{"title":"Ajoute yon antre nan jounal la","prompt":"Jounal la deja kòmanse ak yon sèl liy. Ajoute nouvo antre antre a nan`log.txt`\nsou yon nouvo liy, epi enprime tout fichye a.\n\nPa egzanp, si antre a se`Checked sensors`\n, pwogram ou an ta dwe enprime:\n`Start shift`\n\n`Checked sensors`\n.","hint":"Lè w ouvri yon fichye ak `\"a\"`, li kenbe ansyen kontni an epi li ajoute nouvo tèks nan fen an.","help":{"concept":"Etap pwojè sa a se pwogresif: kòd demaraj la se yon eta pwojè ki estab plis yon nouvo travay pou konplete.","hint_1":"Pa efase kòd ki ap fonksyone nan etap anvan an; ajoute nouvo konpòtman ki mande nan etap sa a.","hint_2":"Kouri pwogram nan epi konpare rezilta a ak egzanp ki atann lan anvan ou tcheke repons ou."},"starterCode":"entry = input()\n\n# Append the entry to log.txt on a new line, then print the full file.\n","solutionCode":"entry = input().strip()\n\nwith open(\"log.txt\", \"a\") as file:\n file.write(\"\\n\" + entry)\n\nwith open(\"log.txt\") as file:\n print(file.read(), end=\"\")\n","sourceChecks":{"0":{"message":"Ajoute nan log.txt olye de sèlman enprime repons lan."},"1":{"message":"Ouvri log.txt nan mòd apand."}}},"try-writing-text-files-checkpoint":{"title":"Ekri epi li yon fichye tèks","prompt":"Ekri `Hello from a file!` nan `note.txt`, apre sa li fichye a epi enprime tèks ki sove a.","hint":"Ouvri fichye a an mòd ekriti an premye, epi relouvri l pou lekti.","help":{"concept":"Ekri fichye a an premye, epi relouvri li pou w ka montre egzakteman sa ki te anrejistre.","hint_1":"Ouvri `note.txt` an mòd ekriti epi sove `Hello from a file!`.","hint_2":"Rouvri `note.txt` nan mòd lekti epi enprime tèks ou sot ekri a."},"starterCode":"# Write Hello from a file! to note.txt.\n# Then read note.txt and print it.\n","solutionCode":"with open(\"note.txt\", \"w\") as file:\n file.write(\"Hello from a file!\")\n\nwith open(\"note.txt\") as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan note.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri fichye a."}}},"try-writing-text-files-sketch0":{"title":"Ekri epi li yon mesaj","prompt":"Ekri `Done` nan `note.txt`, apre sa relouvri `note.txt` epi enprime tèks ki sove a.","hint":"Sèvi ak mòd ekriti an premye, apre sa li menm fichye a ankò.","help":{"concept":"Kat sa a pratike tout pwosesis ekri-epi-tcheke a ak yon sèl fichye.","hint_1":"Ouvri `note.txt` ak mòd `\"w\"` epi ekri `Done`.","hint_2":"Ouvri `note.txt` ankò epi enprime `file.read()`."},"starterCode":"# Write Done to note.txt.\n# Then open note.txt and print its contents.\n","solutionCode":"with open('note.txt', 'w') as file:\n file.write('Done')\n\nwith open('note.txt') as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan note.txt olye de sèlman enprime Done."},"1":{"message":"Sèvi ak file.write() pou ekri note.txt."}}},"try-writing-text-files-sketch1":{"title":"Ajoute yon dezyèm liy","prompt":"Kreye yon fisye `log.txt` ak `Start`, relouvri li nan mòd apend, ajoute `End` sou yon nouvo liy, epi enprime tout fichye a.","hint":"Sèvi ak mòd ekriti pou premye liy lan epi sèvi ak mòd apond pou dezyèm liy lan.","help":{"concept":"Kat sa a konpare mòd ekri ak mòd ajoute nan yon pwogram kout.","hint_1":"Premyeman, louvri `log.txt` ak `\"w\"` epi ekri `Start\n`.","hint_2":"Apre sa, ouvri `log.txt` ak `\"a\"`, ekri `End`, epi enprime tout fichye a."},"starterCode":"# Create log.txt with Start, then append End on a new line.\n# Print the final file contents.\n","solutionCode":"with open('log.txt', 'w') as file:\n file.write('Start\\n')\nwith open('log.txt', 'a') as file:\n file.write('End')\nwith open('log.txt') as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Kreye epi ajoute nan log.txt."},"1":{"message":"Sèvi ak file.write() pou ekri fichye jounal la."}}},"try-writing-text-files-sketch2":{"title":"Ekri yon rapò senp","prompt":"Ekri `Ava: 92` nan `report.txt`, apre sa relouvri fichye a epi enprime li.","hint":"Sèvi ak varyab `name` ak `score` pou konstwi tèks la anvan ou ekri li.","help":{"concept":"Kat sa a pratike fòmate yon liy tèks anvan li anrejistre l nan yon fichye.","hint_1":"Bati tèks la ak `f\"{name}: {score}\"` epi ekri li nan `report.txt`.","hint_2":"Rouvri `report.txt` epi enprime liy ki sove a."},"starterCode":"name = 'Ava'\nscore = 92\n\n# Write 'Ava: 92' to report.txt, then print the file.\n","solutionCode":"name = 'Ava'\nscore = 92\nwith open('report.txt', 'w') as file:\n file.write(f'{name}: {score}')\nwith open('report.txt') as file:\n print(file.read())\n","sourceChecks":{"0":{"message":"Ekri nan report.txt olye de sèlman enprime repons lan."},"1":{"message":"Sèvi ak file.write() pou ekri report.txt."}}}},"tryIt":{"try_writing_text_files_checkpoint":{"title":"Eseye l poukont ou","prompt":"Ekri `Hello from a file!` nan `note.txt`, apre sa li fichye a epi enprime tèks ki sove a."},"try_writing_text_files_sketch0":{"title":"Eseye l poukont ou","prompt":"Ekri `Done` nan `note.txt`, apre sa relouvri `note.txt` epi enprime tèks ki te sove a."},"try_writing_text_files_sketch1":{"title":"Eseye l poukont ou","prompt":"Kreye yon fichye `log.txt` ak `Start`, relouvri li nan mòd apend, ajoute `End` sou yon nouvo liy, epi enprime tout fichye a."},"try_writing_text_files_sketch2":{"title":"Eseye l poukont ou","prompt":"Ekri `Ava: 92` nan `report.txt`, apre sa relouvri fichye a epi enprime li."},"allowReveal":true},"projectSteps":{"ci_write_greeting_file":{"title":"Ekri epi montre yon salitasyon."},"ci_overwrite_shopping_list":{"title":"Ekri sou yon lis ki gen de liy"},"ci_append_log_entry":{"title":"Ajoute yon nouvo antre nan jounal la"}}}},"python-8-real-world-project":{"community-event-registration-cleaner":{"label":"Final Capstone: Community Event Registration Cleaner","summary":"A community center receives messy registration exports. Build a modular cleaner that preserves valid registrations, summarizes seats by event, and writes dependable output files.","cards":{"sketch0":{"title":"A new domain, the same engineering habits"},"project":{"title":"Community Event Registration Cleaner"}},"projectSteps":{"cp_1":{"title":"Preview the registration file"},"cp_2":{"title":"Clean one registration row"},"cp_3":{"title":"Skip invalid seat counts"},"cp_4":{"title":"Move cleaning into a helper module"},"cp_5":{"title":"Add event summary functions"},"cp_6":{"title":"Write the final registration reports"}},"quiz":{"try-community-event-registration-cleaner-sketch0":{"title":"Clean one registration preview","prompt":"Read the first data row from `data/registration.csv`. Split the four fields, title-case the name, convert seats to an integer, lowercase the email, and print `Ava Smith reserved 2 seat(s) for Python Night <ava@example.com>`.","hint":"Skip the header before splitting the first data row.","help":{"concept":"A small preview verifies the input shape before the larger capstone adds error handling and modules.","hint_1":"Clean each field after splitting the row.","hint_2":"Use the values from the file instead of hard-coding the final line."},"starterCode":"with open(\"data/registration.csv\") as file:\n next(file)\n row = next(file).strip()\n\n# Split the row, clean name/email, convert seats, and print the required line.\n","starterFiles":{"data_registration_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/registration.csv\") as file:\n next(file)\n row = next(file).strip()\n\nname, event, seats, email = row.split(\",\")\nprint(f\"{name.strip().title()} reserved {int(seats)} seat(s) for {event.strip()} <{email.strip().lower()}>\")\n"},"data_registration_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM \n"}},"solutionCode":"with open(\"data/registration.csv\") as file:\n next(file)\n row = next(file).strip()\n\nname, event, seats, email = row.split(\",\")\nprint(f\"{name.strip().title()} reserved {int(seats)} seat(s) for {event.strip()} <{email.strip().lower()}>\")\n","sourceChecks":{"0":{"message":"Read the supplied registration file."},"1":{"message":"Split the row into fields."},"2":{"message":"Normalize the attendee name."},"3":{"message":"Normalize the email address."}}},"cp-1-read-registration-file":{"title":"Preview the registration file","prompt":"Continue the community-event registration cleaner. In step 1 of 6, open `data/registrations.csv` and print every row with surrounding whitespace removed. Do not type the CSV contents into main.py.","hint":"Inspect the real file before designing the cleaner.","help":{"concept":"A production data task begins by confirming the actual columns and row shape.","hint_1":"Use the exact relative path from the prompt.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"# Read data/registrations.csv and print each stripped row.\n","starterFiles":{"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionCode":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n","sourceChecks":{"0":{"message":"Use the named file and required operation."}}},"cp-2-clean-one-registration":{"title":"Clean one registration row","prompt":"Continue the community-event registration cleaner. In step 2 of 6, keep the file-preview context, then add `clean_row(line)`. Return a dictionary with title-cased `name`, stripped `event`, integer `seats`, and lowercase `email`. Read the first data row and print the cleaned dictionary.","hint":"Make one row dependable before processing the complete file.","help":{"concept":"A single-row helper creates one tested contract for every later row.","hint_1":"Split into four names before cleaning each field.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n # Split and clean name, event, seats, and email.\n pass\n\n\nwith open(\"data/registrations.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n","starterFiles":{"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\n\nwith open(\"data/registrations.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionCode":"with open(\"data/registrations.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\n\nwith open(\"data/registrations.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n","sourceChecks":{}},"cp-3-skip-bad-registration-rows":{"title":"Skip invalid seat counts","prompt":"Continue the community-event registration cleaner. In step 3 of 6, keep `clean_row(line)`. Loop through the data rows, collect valid dictionaries in `records`, and skip rows whose seat value raises `ValueError`.","hint":"Protect the loop from bad seat values without discarding valid registrations.","help":{"concept":"Expected conversion failures should be handled at the narrow point where they occur.","hint_1":"Append only inside the try block.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n pass\n\nprint(records)\n","starterFiles":{"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionCode":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."},"2":{"message":"Preserve the deterministic output contract."}}},"cp-4-move-cleaning-to-module":{"title":"Move cleaning into a helper module","prompt":"Continue the community-event registration cleaner. In step 4 of 6, move `clean_row(line)` into `tools/cleaning.py`. Import it in `main.py`, keep the same valid `records` list, and preserve the printed output.","hint":"Move only the cleaning responsibility; the workflow remains in main.py.","help":{"concept":"A helper module removes repeated logic without giving the model responsibility for file orchestration.","hint_1":"Import clean_row from tools.cleaning in main.py.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","starterFiles":{"tools_cleaning_py":{"content":"def clean_row(line):\n # Move the working cleaning logic here.\n pass\n"},"tools___init___py":{"content":""},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools___init___py":{"content":""}},"solutionCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."}}},"cp-5-add-summary-functions":{"title":"Add event summary functions","prompt":"Continue the community-event registration cleaner. In step 5 of 6, create `tools/summary.py` with `total_seats(records)` and `event_counts(records)`. Import both helpers in `main.py`, print the total seats, then print each event count in sorted event-name order.","hint":"Keep summary calculations pure so they can be reused by the console and file reports.","help":{"concept":"Summary functions should accept records and return values without depending on a specific output surface.","hint_1":"Sort the event names before printing for deterministic output.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"from tools.cleaning import clean_row\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Total seats: {total_seats(records)}\")\nfor event, count in sorted(event_counts(records).items()):\n print(f\"{event}: {count}\")\n","starterFiles":{"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n pass\n\n\ndef event_counts(records):\n pass\n"},"tools___init___py":{"content":""},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Total seats: {total_seats(records)}\")\nfor event, count in sorted(event_counts(records).items()):\n print(f\"{event}: {count}\")\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n return sum(record[\"seats\"] for record in records)\n\n\ndef event_counts(records):\n counts = {}\n for record in records:\n event = record[\"event\"]\n counts[event] = counts.get(event, 0) + 1\n return counts\n"},"tools___init___py":{"content":""}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Total seats: {total_seats(records)}\")\nfor event, count in sorted(event_counts(records).items()):\n print(f\"{event}: {count}\")\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."},"2":{"message":"Preserve the deterministic output contract."}}},"cp-6-write-final-reports":{"title":"Write the final registration reports","prompt":"Continue the community-event registration cleaner. In step 6 of 6, create `tools/reports.py`. Write cleaned records to `output/clean_registrations.csv`, write the seat and event summary to `output/summary.txt`, call both helpers from `main.py`, and print the final deterministic summary.","hint":"The final step should leave both output files and a concise console handoff.","help":{"concept":"A finished data tool produces durable artifacts and reports enough information to verify the run.","hint_1":"Create output/ through pathlib before opening the report paths.","hint_2":"Run the complete supplied dataset and compare every output line with the expected result."},"starterCode":"from tools.cleaning import clean_row\nfrom tools.reports import write_clean_registrations, write_summary\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\ntotal = total_seats(records)\ncounts = event_counts(records)\nwrite_clean_registrations(records)\nwrite_summary(total, counts)\n\nprint(f\"Cleaned {len(records)} registrations\")\nprint(f\"Total seats: {total}\")\nfor event, count in sorted(counts.items()):\n print(f\"{event}: {count}\")\n","starterFiles":{"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n return sum(record[\"seats\"] for record in records)\n\n\ndef event_counts(records):\n counts = {}\n for record in records:\n event = record[\"event\"]\n counts[event] = counts.get(event, 0) + 1\n return counts\n"},"tools_reports_py":{"content":"from pathlib import Path\n\n\ndef write_clean_registrations(records, path=\"output/clean_registrations.csv\"):\n pass\n\n\ndef write_summary(total, counts, path=\"output/summary.txt\"):\n pass\n"},"tools___init___py":{"content":""},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.reports import write_clean_registrations, write_summary\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\ntotal = total_seats(records)\ncounts = event_counts(records)\nwrite_clean_registrations(records)\nwrite_summary(total, counts)\n\nprint(f\"Cleaned {len(records)} registrations\")\nprint(f\"Total seats: {total}\")\nfor event, count in sorted(counts.items()):\n print(f\"{event}: {count}\")\n"},"data_registrations_csv":{"content":"name,event,seats,email\n ava smith ,Python Night,2, AVA@EXAMPLE.COM\nMia Chen,Data Clinic,not-a-number,mia@example.com\nZoe Ray,Python Night,1,zoe@example.com\nLeo West,Web Workshop,3, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, event, seats, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"event\": event.strip(), \"seats\": int(seats), \"email\": email.strip().lower()}\n"},"tools_summary_py":{"content":"def total_seats(records):\n return sum(record[\"seats\"] for record in records)\n\n\ndef event_counts(records):\n counts = {}\n for record in records:\n event = record[\"event\"]\n counts[event] = counts.get(event, 0) + 1\n return counts\n"},"tools_reports_py":{"content":"from pathlib import Path\n\n\ndef write_clean_registrations(records, path=\"output/clean_registrations.csv\"):\n output_path = Path(path)\n output_path.parent.mkdir(parents=True, exist_ok=True)\n with output_path.open(\"w\") as file:\n file.write(\"name,event,seats,email\\n\")\n for record in records:\n file.write(f\"{record['name']},{record['event']},{record['seats']},{record['email']}\\n\")\n\n\ndef write_summary(total, counts, path=\"output/summary.txt\"):\n output_path = Path(path)\n output_path.parent.mkdir(parents=True, exist_ok=True)\n with output_path.open(\"w\") as file:\n file.write(f\"Total seats: {total}\\n\")\n for event, count in sorted(counts.items()):\n file.write(f\"{event}: {count}\\n\")\n"},"tools___init___py":{"content":""}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.reports import write_clean_registrations, write_summary\nfrom tools.summary import event_counts, total_seats\n\nrecords = []\nwith open(\"data/registrations.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\ntotal = total_seats(records)\ncounts = event_counts(records)\nwrite_clean_registrations(records)\nwrite_summary(total, counts)\n\nprint(f\"Cleaned {len(records)} registrations\")\nprint(f\"Total seats: {total}\")\nfor event, count in sorted(counts.items()):\n print(f\"{event}: {count}\")\n","sourceChecks":{"0":{"message":"Use the named file and required operation."},"1":{"message":"Keep the function or import in the file named by the prompt."},"2":{"message":"Preserve the deterministic output contract."},"3":{"message":"Create the requested output artifact."}}}},"tryIt":{"try_community_event_registration_cleaner_sketch0":{"title":"Try it yourself","prompt":"Read the first data row from `data/registration.csv`. Split the four fields, title-case the name, convert seats to an integer, lowercase the email, and print `Ava Smith reserved 2 seat(s) for Python Night <ava@example.com>`."},"allowReveal":true}},"class-roster-cleaner":{"label":"Pwojè final kou a: Netwayè lis klas la","summary":"Bati pwosesis netwayaj lis la kòm yon koule kontinyèl: enspekte ekspòtasyon an, netwaye ranje yo, modilize lojik la, rezime klas la, epi voye rapò final yo.","cards":{"sketch0":{"title":"Kliyan final ou a: biwo lekòl la"},"project":{"title":"Netwayè Lis Klas"}},"projectSteps":{"cp_1":{"title":"Li fichye lis la"},"cp_2":{"title":"Netwaye yon ranje nan lis la"},"cp_3":{"title":"Sote ranje ki pa bon yo an sekirite"},"cp_4":{"title":"Mete netwayaj nan yon modil èd."},"cp_5":{"title":"Ajoute fonksyon rezime"},"cp_6":{"title":"Ekri rapò final yo"}},"quiz":{"cp-1-read-roster-file":{"title":"Li fichye lis la","prompt":"Biwo lekòl la voye ou yon fichye ki rele \"`data/roster.csv`\" epi li di, \"Anvan nou fè konfyans fichye sa a, èske ou ka montre nou egzakteman sa li genyen ladan l?\" Li fichye a epi enprime chak liy brit san okenn liy vid anplis, enkli liy antèt la.","hint":"Kòmanse pa enspekte ekspòtasyon brit la egzakteman jan li te rive.","help":{"concept":"Yon pwojè netwayaj done ki fèt ak anpil atansyon kòmanse ak vizibilite: li fichye sous la anvan ou transfòme li.","hint_1":"Ouvri `data/roster.csv` ak yon blòk `with open(...)`.","hint_2":"Fè yon bouk sou fichye a epi enprime `line.strip()`."},"starterCode":"# Read data/roster.csv and print every raw line without extra blank lines.\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"sourceChecks":{"0":{"message":"Li data/roster.csv olye pou w tape sa ki nan lis la."}},"solutionCode":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n"},"cp-2-clean-one-row":{"title":"Netwaye yon ranje nan lis la","prompt":"Kòmanse ak apèsi lis ou deja bati a. Kenbe kontèks sa a, epi ajoute `clean_row(line)` pou yon ranje done vin tounen yon diksyonè ki gen `name` netwaye, `score` antye, ak `email` an lèt piti. Li premye ranje done a ankò epi enprime diksyonè netwaye a.","hint":"Enspekte an premye, apre sa re-itilize menm fòm fichye a pou teste asistan an sou yon ranje.","help":{"concept":"Yon fwa yon ranje gen yon fòm ki fyab, tout pwojè a ka reitilize menm lojik netwayaj sa a pou chak ranje.","hint_1":"Separe ranje a an `name`, `score`, ak `email`.","hint_2":"Sèvi ak `.strip().title()` pou non, `int(...)` pou nòt, ak `.strip().lower()` pou imèl."},"starterCode":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n\n# Keep the raw roster preview above as your starting point.\n# Next, write clean_row(line) so one data row becomes a cleaned dictionary.\ndef clean_row(line):\n # Split name, score, and email, then return the cleaned record.\n pass\n\nwith open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\n# Print the cleaned first data row.\nprint(clean_row(first_row))\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\n\n\ndef clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\n\nwith open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\nprint(clean_row(first_row))\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionCode":"try:\n with open(\"data/roster.csv\") as file:\n for line in file:\n print(line.strip())\nexcept FileNotFoundError:\n pass\n\n\ndef clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\n\ntry:\n with open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\n print(clean_row(first_row))\nexcept FileNotFoundError:\n pass\n"},"cp-3-skip-bad-roster-rows":{"title":"Sote ranje ki pa bon yo an sekirite","prompt":"Kenbe asistan `clean_row(line)` k ap fonksyone nan dènye etap la. Kounye a, fè yon bouk sou ranje done yo, ranmase dosye ki valab e ki netwaye, epi sote ranje ki pa valab yo pou netwayè lis la rete itil.","hint":"Sèvi ak menm asistan an pou chak ranje olye pou w refè netwayaj la an liy.","help":{"concept":"Fichye reyèl yo raman pafè. Yon zouti done itil pwoteje koule travay la lè li ranmase anrejistreman ki valab epi sote ranje li pa ka netwaye.","hint_1":"Kreye yon tablo `records = []`, epi fè yon bouk sou ranje yo apre antèt la.","hint_2":"Ajoute andedan `try` epi sote ranje ki pa valab nan `except ValueError`."},"starterCode":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n # Keep using clean_row(line), but only save rows with valid scores.\n # Skip ValueError rows so the roster cleaner can finish the file.\n try:\n records.append(clean_row(line))\n except ValueError:\n pass\n\nprint(records)\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"solutionFiles":{"main_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"}},"sourceChecks":{"0":{"message":"Sèvi ak try/except pou sote ranje move nan lis la."},"1":{"message":"Trape ValueError pou liy move nan lis la."},"2":{"message":"Itilize clean_row(line) andedan bouk la."}},"solutionCode":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"cp-4-move-cleaning-to-module":{"title":"Mete netwayaj nan yon modil èd.","prompt":"Kòmanse ak pwogram ki netwaye lis travay la nan `main.py`. Mete `clean_row(line)` nan `tools/cleaning.py`, enpòte li tounen nan `main.py`, epi kenbe rezilta dosye ki netwaye yo egzakteman menm jan.","hint":"Etap sa a se yon refactoring, pa yon reekriti: workflow la rete nan `main.py`, epi detay netwayaj yo deplase nan modil èd la.","help":{"concept":"Lè yon pwojè grandi, modil èd yo kenbe fichye prensipal la konsantre sou workflow la olye de detay yo.","hint_1":"Kreye yon kont `tools/cleaning.py` epi deplase kont `clean_row(line)` la ladan l.","hint_2":"Nan `main.py`, ranplase fonksyon lokal la ak `from tools.cleaning import clean_row`."},"starterCode":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n\n# Move clean_row(line) into tools/cleaning.py.\n# Then import it back here so main.py keeps only the roster workflow.\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_init_py":{"content":""},"tools_cleaning_py":{"content":"# Move clean_row(line) here and keep the same cleaned record shape.\n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"}},"sourceChecks":{"0":{"message":"Enpòte clean_row nan tools.cleaning."},"1":{"message":"Sèvi ak clean_row(line) nan modil èd la."}},"solutionCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n"},"cp-5-add-summary-functions":{"title":"Ajoute fonksyon rezime","prompt":"Kenbe netwayè ki baze sou helper nan etap anvan an. Kounye a, ajoute `tools/scoring.py` pou pwojè a ka enprime nòt mwayèn nan awondi a yon plas desimal ak kantite pas.","hint":"Ajoute kalkil nòt la nan edè yo, epi ranplase apèsi dosye brit la ak de liy rezime yo.","help":{"concept":"Rapò yo anjeneral bezwen rezime, pa sèlman ranje ki netwaye. Fonksyon èd fè kalkil sa yo fasil pou teste ak re-itilize.","hint_1":"Ajoute `average_score(records)` ak `passing_count(records)` nan `tools/scoring.py`.","hint_2":"Enpòte toude helper yo nan `main.py`, epi enprime `Average: ...` ak `Passing: ...`."},"starterCode":"from tools.cleaning import clean_row\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(records)\n\n# Replace the raw records preview with summary helpers.\n# Add average_score(records) and passing_count(records) in tools/scoring.py, then print both summary lines here.\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_init_py":{"content":""},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"# Add average_score(records) and passing_count(records) here.\n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"def average_score(records):\n total = 0\n for record in records:\n total += record[\"score\"]\n return total / len(records)\n\ndef passing_count(records):\n count = 0\n for record in records:\n if record[\"score\"] >= 70:\n count += 1\n return count\n"}},"sourceChecks":{"0":{"message":"Enpòte average_score ak passing_count soti nan tools.scoring."},"1":{"message":"Sèvi ak average_score(records) pou kalkile mwayèn nan."},"2":{"message":"Sèvi ak passing_count(records) pou kalkile kantite pasaj."}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"cp-6-write-final-reports":{"title":"Ekri rapò final yo","prompt":"Kòmanse ak netwayè a ki deja enprime mwayèn nan ak kantite pase yo. Konplete transfè a lè w ajoute asistan rapò yo, ekri `output/clean_roster.csv` ak `output/summary.txt`, epi enprime liy kantite netwaye a ak rezime final la.","hint":"Tounen rezime travay la an livrabl: ekri tou de fichye yo, epi enprime kantite ki netwaye a ansanm ak liy rezime yo.","help":{"concept":"Yon pwojè reyèl fini ak livrabl: fichye ki netwaye ak yon rezime yon lòt moun ka itilize.","hint_1":"Ajoute `write_clean_roster(records, path)` ak `write_summary(records, path)` nan `tools/reports.py`.","hint_2":"Rele asistan sa yo pou de chemen sòti yo, epi enprime kantite dosye ki netwaye yo ansanm ak mwayèn nan ak liy ki pase yo."},"starterCode":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n\n# Finish the handoff by adding tools/reports.py.\n# Write output/clean_roster.csv and output/summary.txt, then print the cleaned record count too.\n","starterFiles":{"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_init_py":{"content":""},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"def average_score(records):\n total = 0\n for record in records:\n total += record[\"score\"]\n return total / len(records)\n\ndef passing_count(records):\n count = 0\n for record in records:\n if record[\"score\"] >= 70:\n count += 1\n return count\n"},"tools_reports_py":{"content":"# Add write_clean_roster(records, path) and write_summary(records, path) here.\n"}},"solutionFiles":{"main_py":{"content":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\nfrom tools.reports import write_clean_roster, write_summary\nfrom pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwrite_clean_roster(records, \"output/clean_roster.csv\")\nwrite_summary(records, \"output/summary.txt\")\nprint(f\"Cleaned {len(records)} records\")\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"data_roster_csv":{"content":"name,score,email\n ava smith ,92, AVA@EXAMPLE.COM\nMia Chen,not-a-score,mia@example.com\nZoe Ray,87,zoe@example.com\nLeo West,74, leo@example.com \n"},"tools_cleaning_py":{"content":"def clean_row(line):\n name, score, email = line.strip().split(\",\")\n return {\"name\": name.strip().title(), \"score\": int(score), \"email\": email.strip().lower()}\n"},"tools_scoring_py":{"content":"def average_score(records):\n total = 0\n for record in records:\n total += record[\"score\"]\n return total / len(records)\n\ndef passing_count(records):\n count = 0\n for record in records:\n if record[\"score\"] >= 70:\n count += 1\n return count\n"},"tools_reports_py":{"content":"import os\nfrom tools.scoring import average_score, passing_count\n\ndef write_clean_roster(records, path):\n os.makedirs(os.path.dirname(path) or \".\", exist_ok=True)\n with open(path, \"w\") as file:\n file.write(\"name,score,email\\n\")\n for record in records:\n file.write(f\"{record['name']},{record['score']},{record['email']}\\n\")\n\ndef write_summary(records, path):\n os.makedirs(os.path.dirname(path) or \".\", exist_ok=True)\n with open(path, \"w\") as file:\n file.write(f\"records={len(records)}\\n\")\n file.write(f\"average={average_score(records):.1f}\\n\")\n file.write(f\"passing={passing_count(records)}\\n\")\n"}},"sourceChecks":{"0":{"message":"Sèvi ak write_clean_roster(...) pou kreye rapò lis pwòp la."},"1":{"message":"Sèvi ak write_summary(...) pou kreye rapò rezime a."},"2":{"message":"Ekri lis pwòp la pou output/clean_roster.csv."},"3":{"message":"Ekri rezime pou output/summary.txt."}},"solutionCode":"from tools.cleaning import clean_row\nfrom tools.scoring import average_score, passing_count\nfrom tools.reports import write_clean_roster, write_summary\nfrom pathlib import Path\nPath(\"output\").mkdir(exist_ok=True)\n\n\nrecords = []\nwith open(\"data/roster.csv\") as file:\n next(file)\n for line in file:\n try:\n records.append(clean_row(line))\n except ValueError:\n continue\n\nwrite_clean_roster(records, \"output/clean_roster.csv\")\nwrite_summary(records, \"output/summary.txt\")\nprint(f\"Cleaned {len(records)} records\")\nprint(f\"Average: {average_score(records):.1f}\")\nprint(f\"Passing: {passing_count(records)}\")\n"},"try-class-roster-cleaner-sketch0":{"title":"Netwaye premye anrejistreman lis la","prompt":"Ouvri `data/roster.csv`, sote ranje antèt la, netwaye premye dosye elèv la, epi enprime `Ava Smith <ava@example.com>`.","hint":"Sote antèt la, epi netwaye premye ranje done a anvan ou enprime li.","help":{"concept":"Kat sa a itilize fòm fichye lis reyèl la ki soti nan capstone la olye de yon chèn ranje ki kode an di.","hint_1":"Ouvri `data/roster.csv`, itilize `next(file)` yon fwa pou sote antèt la, epi li premye ranje done a.","hint_2":"Separe liy lan, mete non an ak premye lèt majiskil, mete adrès imel la an lèt piti, epi enprime `Name <email>`."},"starterCode":"with open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\n# Clean the first student record and print Ava Smith <ava@example.com>.\n","solutionCode":"with open(\"data/roster.csv\") as file:\n next(file)\n first_row = next(file)\n\nname, score, email = first_row.split(\",\")\nprint(f\"{name.strip().title()} <{email.strip().lower()}>\")\n","sourceChecks":{"0":{"message":"Li ranje a nan data/roster.csv."},"1":{"message":"Sote ranje tit la anvan ou li premye elèv la."},"2":{"message":"Separe ranje lis la an pati li yo."},"3":{"message":"Mete non etidyan an an tit."},"4":{"message":"Ekri adrès imel la an lèt piti."}}}},"tryIt":{"try_class_roster_cleaner_sketch0":{"title":"Eseye l poukont ou","prompt":"Ouvri `data/roster.csv`, sote ranje antèt la, netwaye premye dosye elèv la, epi enprime `Ava Smith <ava@example.com>`."},"allowReveal":true}}}},"python-v2":{"python-v2-0":{"module-0-welcome-board-project":{"label":"Pwojè Modil: Konstwi yon Panno Byenveni","summary":"Yon responsab klib bezwen yon panno byenveni ki vin yon ti jan pi byen fèt nan chak etap. Kontinye amelyore menm pwogram nan jiskaske tout panno a pare.","cards":{"sketch0":{"title":"Premye kliyan ou: yon responsab klib ak yon panno byenveni vid"},"project":{"title":"Konstriktè Panno Byenveni"}},"projectSteps":{"mp_1":{"title":"Mete tit evènman an"},"mp_2":{"title":"Ajoute liy lè a"},"mp_3":{"title":"Ajoute kantite èd yo"},"mp_4":{"title":"Fini panno byenveni an"}},"quiz":{"mp-1-print-event-title":{"title":"Mete tit evènman an","prompt":"Kòmanse vrè panno byenveni an. Ranplase liy aperçu a ak yon liy ki enprime egzakteman `Code Club Open House`.","hint":"Ou bezwen sèlman yon liy print nan etap sa a.","help":{"concept":"Pwojè a kounye a soti nan aperçu a pou antre nan vrè panno a. Kenbe li senp epi fè tit la kòrèk an premye.","hint_1":"Retire tèks aperçu a epi enprime tit evènman an pito.","hint_2":"Fè majiskil yo ak espas yo matche egzakteman."},"starterCode":"print(\"Welcome to Python Club\")\n\n# Replace the preview line with the real event title.\n"},"mp-2-print-agenda-lines":{"title":"Ajoute liy lè a","prompt":"Kenbe liy tit la depi etap anvan an. Anba li, ajoute yon nouvo liy ki enprime egzakteman `Doors open at 4 PM`.","hint":"Kite tit la kote li ye a epi ajoute yon lòt liy print anba li.","help":{"concept":"Etap sa a pwolonje menm pwogram nan olye pou li rekòmanse. Kenbe liy ki deja mache a, epi ajoute pwochen detay la.","hint_1":"Kounye a pwodiksyon an gen de liy.","hint_2":"Tit la ta dwe toujou enprime an premye."},"starterCode":"print(\"Code Club Open House\")\n\n# Keep the title line.\n# Add the time line under it.\n"},"mp-3-show-seat-count":{"title":"Ajoute kantite èd yo","prompt":"Kenbe de liy panno ou deja genyen yo. Ajoute yon twazyèm liy ki enprime egzakteman `Helpers ready: 6`, epi kalkile `6` la ak `2 * 3` olye pou ou tape li dirèkteman.","hint":"Ajoute yon lòt liy print epi kite Python evalye `2 * 3`.","help":{"concept":"Kounye a panno a melanje tèks ak yon ti ekspresyon. Sa fè pwogram nan fasil pou li pandan li toujou kite Python fè travay nimewo a.","hint_1":"Kenbe de premye liy yo egzakteman jan yo ye a.","hint_2":"Nouvo liy la ta dwe enprime etikèt la an premye epi valè kalkile a an dezyèm."},"starterCode":"print(\"Code Club Open House\")\nprint(\"Doors open at 4 PM\")\n\n# Keep the lines above.\n# Add the helper count with the expression 2 * 3.\n"},"mp-4-build-full-welcome-board":{"title":"Fini panno byenveni an","prompt":"Kenbe panno ou te konstwi jiskaprezan an. Ajoute yon dènye liy anba li ki enprime egzakteman `Bring your questions!`.","hint":"Pa reekri liy ki te vini anvan yo. Jis ajoute liy final la anba a.","help":{"concept":"Dènye etap la se yon ti etap polisaj, pa yon rekòmansman. Kenbe panno ki deja mache a epi ajoute mesaj final la pou tout pwogram nan santi li fini.","hint_1":"Pwodiksyon final la gen kat liy.","hint_2":"Nouvo liy la dwe vini apre kantite èd yo."},"starterCode":"print(\"Code Club Open House\")\nprint(\"Doors open at 4 PM\")\nprint(\"Helpers ready:\", 2 * 3)\n\n# Keep the board above.\n# Add one last line that says Bring your questions!\n"},"try-module-0-welcome-board-project-sketch0":{"title":"Gade aperçu panno byenveni an","prompt":"Kòmanse panno a ak yon liy amikal: enprime egzakteman `Welcome to Python Club`.","hint":"Sèvi ak yon deklarasyon print.","help":{"concept":"Aperçu rapid sa a montre kalite pwodiksyon pwòp pwojè a pral konstwi.","hint_1":"Ou bezwen sèlman yon liy tèks pou aperçu sa a.","hint_2":"Fè mo yo matche egzakteman."},"starterCode":"# Print the first welcome line\n"}},"tryIt":{"try_module_0_welcome_board_project_sketch0":{"title":"Eseye li ou menm","prompt":"Kòmanse panno a ak yon liy amikal: enprime egzakteman `Welcome to Python Club`."},"allowReveal":true}},"operators-and-expressions":{"label":"Operatè ak Ekspresyon","summary":"Konbine nimewo ak chenn karaktè ak operatè aritmetik ak parantèz.","cards":{"sketch0":{"title":"Sa ekspresyon yo fè"},"sketch1":{"title":"Plis modèl ekspresyon aritmetik"},"sketch2":{"title":"Parantèz chanje lòd la"},"quiz":{"title":"Tès"},"project":{"title":"Pratike ak operatè ak ekspresyon"}},"quiz":{"sc-expression-definition":{"title":"Idantifye yon ekspresyon","prompt":"Ki deskripsyon ki pi byen koresponn ak yon ekspresyon Python?","hint":"Panse ak kòd Python ka evalye pou bay yon valè.","help":{"concept":"Yon ekspresyon se yon moso kòd Python ke Python evalye pou jwenn yon valè, tankou `2 + 3`, `\"Hi\"`, oswa `4 * 5`.","hint_1":"Mande ki chwa ki dekri yon bagay Python ka evalye pou bay yon rezilta.","hint_2":"Yon pwogram konplè ka gen anpil pati, men yon ekspresyon se pati ki vin tounen yon valè tankou yon nimewo oswa yon chenn karaktè."},"options":{"a":"Kòd ki pwodui yon valè lè Python evalye li","b":"Yon kòmantè ki eksplike sa pwogram nan fè","c":"Yon liy vid ant de enstriksyon","d":"Sèlman yon liy ki sèvi ak print()"}},"sc-parentheses-effect":{"title":"Gade sa parantèz chanje","prompt":"Ki sa ki sòti nan `print((2 + 3) * 4)`?","hint":"Evalye pati ki anndan parantèz yo an premye.","help":{"concept":"Parantèz nan ekspresyon Python fòse pati ki gwoupe a pou evalye anvan operasyon ki bò kote li yo.","hint_1":"Premye jwenn valè `2 + 3`, apre sa sèvi ak rezilta sa a nan miltiplikasyon an.","hint_2":"San parantèz, miltiplikasyon ta fèt anvan adisyon, men ekspresyon sa a chanje lòd sa a."},"options":{"a":"12","b":"14","c":"20","d":"24"}},"mc-comparison-results":{"title":"Chwazi ekspresyon aritmetik yo","prompt":"Ki egzanp ki ekspresyon aritmetik? Chwazi tout sa ki aplikab.","hint":"Ekspresyon aritmetik sèvi ak nimewo ak operatè tankou +, -, *, oswa /.","help":{"concept":"Ekspresyon aritmetik konbine nimewo ak operatè pou pwodui yon rezilta nimewo.","hint_1":"Chèche egzanp Python ka kalkile kòm ekspresyon nimewo.","hint_2":"Pa chwazi mo senp oswa fraz konplè."},"options":{"a":"`3 + 4`","b":"`\"hello\"`","c":"`10 - 2 * 3`","d":"`print`"}},"mc-boolean-operators":{"title":"Chwazi ekspresyon ki sèvi byen ak parantèz","prompt":"Ki ekspresyon ki sèvi ak parantèz pou fè lòd la pi klè? Chwazi tout sa ki aplikab.","hint":"Parantèz ka montre ki pati ki dwe kalkile an premye.","help":{"concept":"Parantèz gwoupe yon pati nan yon ekspresyon pou Python evalye gwoup sa a an premye.","hint_1":"Chèche ekspresyon ki gen `(` ak `)` otou yon kalkil ki pi piti.","hint_2":"Bon parantèz fè kalkil yo vle a pi fasil pou li."},"options":{"a":"`(2 + 3) * 4`","b":"`10 - (2 * 3)`","c":"`7 + 5`","d":"`(8 / 2) + 1`"}},"dr-arithmetic-order":{"title":"Mete etap evalyasyon yo nan lòd","prompt":"Ranje etap yo pou evalye `2 + 3 * 4` nan bon lòd la.","hint":"Miltiplikasyon fèt anvan adisyon isit la.","help":{"concept":"Python swiv priyorite operatè yo, kidonk miltiplikasyon evalye anvan adisyon sof si parantèz chanje gwoupman an.","hint_1":"Pa ajoute 2 ak 3 an premye nan ekspresyon sa a.","hint_2":"Jwenn pwodui `3 * 4`, apre sa konbine rezilta sa a ak 2."},"tokens":{"t1":"Evalye `3 * 4`","t2":"Jwenn `12`","t3":"Ajoute `2 + 12`","t4":"Jwenn `14`"}},"dr-boolean-evaluation":{"title":"Mete yon ekspresyon aritmetik gwoupe nan lòd","prompt":"Ranje etap yo pou evalye `(5 + 2) * 3` nan bon lòd la.","hint":"Evalye ekspresyon ki anndan parantèz yo an premye.","help":{"concept":"Python evalye parantèz anvan li miltipliye, ajoute, oswa soustrae deyò gwoup la.","hint_1":"Kòmanse ak ekspresyon ki anndan parantèz yo.","hint_2":"Apre parantèz yo vin tounen yon sèl valè, miltipliye valè sa a pa 3."},"tokens":{"t1":"Evalye `5 + 2`","t2":"Jwenn `7`","t3":"Miltipliye `7 * 3`","t4":"Jwenn `21`"}},"fb-equality-operator":{"title":"Konplete yon ekspresyon adisyon","prompt":"Chwazi operatè ki ajoute de nimewo yo.","hint":"Sèvi ak senbòl aritmetik pou adisyon.","help":{"concept":"Operatè `+` a ajoute nimewo nan Python.","hint_1":"Li ekspresyon an tankou yon fraz matematik.","hint_2":"Chwazi senbòl ki vle di ajoute."},"template":"print(4 [blank1] 4)","choices":["+","-","*","/"]},"fb-boolean-or":{"title":"Konplete yon ekspresyon miltiplikasyon","prompt":"Chwazi operatè ki miltipliye de nimewo yo.","hint":"Sèvi ak senbòl aritmetik Python pou miltiplikasyon.","help":{"concept":"Operatè `*` a miltipliye nimewo nan Python.","hint_1":"Panse ak senbòl Python itilize olye de siy miltiplikasyon × la.","hint_2":"Chwazi operatè ki fè `3 fwa 4`."},"template":"print(3 [blank1] 4)","choices":["+","-","*","/"]},"ci-arithmetic-output":{"title":"Afiche yon rezilta aritmetik","prompt":"Ekri kòd Python ki afiche rezilta `7 + 5 * 2`.","hint":"Sèvi ak `print()` ak ekspresyon an anndan li.","help":{"concept":"Yon ekspresyon aritmetik ka mete dirèkteman anndan `print()`, epi Python ap evalye li anvan li montre rezilta a.","hint_1":"Ou pa bezwen afiche nimewo yo separeman; afiche tout ekspresyon an.","hint_2":"Miltiplikasyon fèt anvan adisyon, kidonk sòti a dwe soti nan evalyasyon ekspresyon an jan li ekri a."},"starterCode":"# Write Python code below"},"ci-parentheses-output":{"title":"Sèvi ak parantèz nan print","prompt":"Ekri kòd Python ki afiche rezilta `(7 + 5) * 2`.","hint":"Mete ekspresyon gwoupe a anndan `print()`.","help":{"concept":"Parantèz chanje lòd evalyasyon an lè yo fè Python kalkile pati gwoupe a an premye.","hint_1":"Ajoute 7 ak 5 anvan ou miltipliye pa 2.","hint_2":"Kòd ou a dwe montre yon sèl nimewo final nan panèl sòti a, pa tèks ekspresyon an."},"starterCode":"# Write Python code below"},"ci-comparison-output":{"title":"Afiche yon rezilta soustraksyon","prompt":"Ekri kòd Python ki afiche rezilta `9 - 4`.","hint":"Mete ekspresyon aritmetik la anndan `print()`.","help":{"concept":"Python ka kalkile yon ekspresyon aritmetik epi montre valè li nan panèl sòti a.","hint_1":"Ou pa ap afiche mo yo tèt ou; kite Python evalye ekspresyon aritmetik la.","hint_2":"Sòti a dwe yon sèl nimewo."},"starterCode":"# Write Python code below"},"ci-boolean-and-output":{"title":"Afiche yon rezilta aritmetik gwoupe","prompt":"Ekri kòd Python ki afiche rezilta `(6 + 2) * 3`.","hint":"Sèvi ak parantèz pou Python ajoute anvan li miltipliye.","help":{"concept":"Parantèz pèmèt ou gwoupe yon ekspresyon aritmetik pou pati sa a evalye an premye.","hint_1":"Premye remake ki pati aritmetik ki dwe evalye anndan parantèz yo.","hint_2":"Sòti a dwe yon sèl nimewo."},"starterCode":"# Write Python code below"},"ci-two-line-expression-check":{"title":"Konpare de ekspresyon gwoupe","prompt":"Ekri kòd Python ki afiche de liy: premye rezilta `2 + 3 * 4`, apre sa rezilta `(2 + 3) * 4`.","hint":"Sèvi ak de apèl `print()` separe.","help":{"concept":"De ekspresyon ki sèvi ak menm nimewo yo ka pwodui rezilta diferan lè parantèz chanje gwoupman an.","hint_1":"Premye liy la dwe sèvi ak ekspresyon an san parantèz anplis otou `2 + 3`.","hint_2":"Dezyèm liy la dwe gwoupe `2 + 3` anvan miltiplikasyon, konsa de sòti yo ap diferan."},"starterCode":"# Write Python code below\n# Print the first result\n# Print the second result"}},"projectSteps":{"ci_arithmetic_output":{"title":"Afiche yon rezilta aritmetik"},"ci_parentheses_output":{"title":"Sèvi ak parantèz nan print"},"ci_comparison_output":{"title":"Afiche yon rezilta soustraksyon"},"ci_boolean_and_output":{"title":"Afiche yon rezilta aritmetik gwoupe"},"ci_two_line_expression_check":{"title":"Konpare de ekspresyon gwoupe"}}},"print-comments-and-errors":{"label":"Print, Kòmantè, ak Premye Erè","summary":"Sèvi ak enstriksyon print ak kòmantè pandan w ap aprann kijan erè sentaks parèt.","cards":{"sketch0":{"title":"Enprime tèks nan panèl sòti a"},"sketch1":{"title":"Kòmantè yo se nòt pou moun, pa pou sòti"},"sketch2":{"title":"Kijan yon premye erè sentaks sanble"},"quiz":{"title":"Tès"},"project":{"title":"Enprimè entwodiksyon pèsonèl"}},"quiz":{"sc-print-purpose":{"title":"Sa print fè","prompt":"Kisa `print(\"Hello\")` fè nan Python?","hint":"Reflechi sou sa ki parèt nan panèl sòti a apre ou klike Run.","help":{"concept":"`print()` voye yon valè nan panèl sòti a pou ou ka wè sòti pwogram nan.","hint_1":"Liy sa a pa yon kòmantè epi li pa yon erè. Li egzekite epi li montre tèks.","hint_2":"Chèche chwa ki dekri afichaj `Hello` nan panèl sòti a."},"options":{"a":"Li montre Hello nan panèl sòti a.","b":"Li fè Hello tounen yon kòmantè.","c":"Li kreye yon erè sentaks chak fwa.","d":"Li kache Hello nan pwogram nan."}},"sc-comment-line":{"title":"Rekonèt yon kòmantè","prompt":"Ki liy ki se yon kòmantè Python?","hint":"Yon kòmantè Python kòmanse ak yon senbòl espesyal.","help":{"concept":"Nan Python, yon kòmantè kòmanse ak `#` epi yo inyore li lè kòd la ap egzekite.","hint_1":"Se yon sèl opsyon ki kòmanse ak makè kòmantè yo itilize nan Python.","hint_2":"Chwazi liy ki kòmanse ak `#`, pa yon apèl `print()`."},"options":{"a":"print(\"Note\")","b":"# Nòt pou lektè a","c":"\"Note\"","d":"print(# Note)"}},"mc-valid-print-lines":{"title":"Enstriksyon print ki valab","prompt":"Chwazi tout liy ki se enstriksyon print Python ki valab.","hint":"Yon enstriksyon print ki valab isit la bezwen `print`, parantèz, ak guiyèm ki byen fèmen.","help":{"concept":"Yon apèl Python `print()` debaz bezwen parantèz ki koresponn ak guiyèm ki koresponn ozalantou tèks la.","hint_1":"Tcheke chak opsyon pou de bagay: èske guiyèm yo fèmen, epi èske `)` fèmen an prezan?","hint_2":"De opsyon yo konplè ak ekilibre; lòt yo manke yon guiyèm oswa yon parantèz."},"options":{"a":"print(\"Hi\")","b":"print(\"Bye\")"}},"mc-comments-behavior":{"title":"Kijan kòmantè yo konpòte yo","prompt":"Chwazi tout deklarasyon ki kòrèk sou kòmantè Python yo.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"Yo kòmanse ak `#`.","b":"Yo parèt nan panèl sòti a kòm sòti nòmal.","c":"Python inyore yo lè l ap egzekite pwogram nan.","d":"Yo dwe andedan `print()`."}},"dr-run-simple-program":{"title":"Mete liy pwogram yo nan lòd","prompt":"Ranje liy sa yo pou fè yon pwogram senp ki montre yon tit epi apre sa yon salitasyon.","hint":"Kòmantè a ka vini an premye, epi tit la ta dwe enprime anvan salitasyon an.","help":{"concept":"Python egzekite depi anlè rive anba, kidonk lòd liy yo kontwole lòd sòti a.","hint_1":"Mete kòmantè a anvan kòd li dekri a.","hint_2":"Liy ki enprime `Title` la ta dwe vini anvan liy ki enprime `Hello` a."},"tokens":{"t1":"# Kòmansman pwogram nan","t2":"print(\"Title\")","t3":"print(\"Hello\")"}},"dr-build-valid-print":{"title":"Konstwi yon apèl print ki kòrèk","prompt":"Mete token yo nan lòd pou fòme yon liy Python ki valab ki enprime Hi.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon enstriksyon ki valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"print","t2":"(","t3":"\"Hi\"","t4":")"}},"fb-comment-symbol":{"title":"Ranpli makè kòmantè a","prompt":"Konplete liy la pou li vin yon kòmantè Python.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"[blank1] liy sa a eksplike pwogram nan","choices":["#","print","\"",")"]},"fb-complete-print-text":{"title":"Konplete tèks ki enprime a","prompt":"Chwazi valè ki konplete enstriksyon print sa a kòrèkteman.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"print([blank1])","choices":["Hello","\"Hello\"","# Hello","(Hello)"]},"ci-print-one-line":{"title":"Enprime yon mesaj byenvini","prompt":"Ekri kòd Python ki enprime egzakteman `Welcome to Python` sou yon sèl liy.","hint":"Sèvi ak yon sèl apèl `print()` ak tèks la andedan guiyèm.","help":{"concept":"Pou montre tèks, sèvi ak `print()` ak yon string literal andedan guiyèm.","hint_1":"Sòti a ta dwe yon sèl liy sèlman, ak menm majiskil ak miniskil yo jan yo montre a.","hint_2":"Mete mesaj la andedan guiyèm epi pase li bay `print()`."},"starterCode":"# Write Python code below"},"ci-two-lines":{"title":"Enprime de liy","prompt":"Ekri kòd Python ki enprime `Name: Alex` sou premye liy la epi `City: Lima` sou dezyèm liy la.","hint":"Li travay la \"Enprime de liy\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Enprime de liy\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Print the two required lines"},"ci-comment-and-output":{"title":"Sèvi ak yon kòmantè ak print","prompt":"Ekri kòd Python ak yon kòmantè sou premye liy la ak yon enstriksyon `print()` sou dezyèm liy la ki enprime egzakteman `Ready`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Add your comment here\n# Then write the print line below"},"ci-fix-missing-paren":{"title":"Korije erè sentaks la","prompt":"Kòd depa a gen yon erè sentaks. Korije li pou pwogram nan enprime egzakteman `Hello`.","hint":"Tcheke si apèl `print()` la fèmen nèt.","help":{"concept":"Yon parantèz ki manke nan yon apèl zouti entegre lakòz yon erè sentaks paske Python pa ka fini li enstriksyon an.","hint_1":"Tèks la deja kòrèk; estrikti ki bò kote li a pa konplè.","hint_2":"Asire liy `print(` la fini ak senbòl fèmen ki koresponn ak `(` ouvè a."},"starterCode":"print(\"Hello\""},"ci-personal-intro":{"title":"Kreye yon ti entwodiksyon","prompt":"Ekri kòd Python ki enprime twa liy sa yo egzakteman:\n`About me`\n`Name: Sam`\n`Favorite color: Green`","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Write your introduction program below"}},"projectSteps":{"ci_print_one_line":{"title":"Enprime yon mesaj byenvini"},"ci_two_lines":{"title":"Enprime de liy"},"ci_comment_and_output":{"title":"Sèvi ak yon kòmantè ak print"},"ci_fix_missing_paren":{"title":"Korije erè sentaks la"},"ci_personal_intro":{"title":"Kreye yon ti entwodiksyon"}}},"reading-error-messages":{"label":"Li mesaj erè yo","summary":"Aprann kijan pou li traceback Python yo, remake liy ki enpòtan an, epi sèvi ak mesaj la pou deside sa pou korije.","cards":{"sketch0":{"title":"Sa yon mesaj erè ap di ou"},"sketch1":{"title":"Erè diferan vle di diferan kalite pwoblèm"},"sketch2":{"title":"Sèvi ak nimewo liy lan pou redui rechèch ou"},"quiz":{"title":"Kesyonè"},"project":{"title":"Korije erè komen débutan yo"}},"quiz":{"sc-bottom-of-traceback":{"title":"Pi bon kote pou kòmanse li","prompt":"Lè yon débutan ap li yon traceback Python, ki pati anjeneral bay endis ki pi klè sou pwoblèm nan?","hint":"Chèche pati ki bay non kalite erè a epi ki dekri li.","help":{"concept":"Nan traceback Python yo, rezime ki pi itil la anjeneral toupre anba a, kote Python bay non erè a epi li bay yon ti mesaj kout.","hint_1":"Nimewo liy lan enpòtan, men kalite erè a ak mesaj la souvan eksplike ki kalite koreksyon ou bezwen.","hint_2":"Chwazi opsyon ki montre dènye liy traceback la olye tèt la oswa yon liy o aza nan mitan an."},"options":{"a":"Anba traceback la, kote kalite erè a ak mesaj la parèt","b":"Sèlman premye liy traceback la","c":"Nenpòt liy ki gen espas ladan l","d":"Liy ki pi long nan traceback la"}},"sc-nameerror-meaning":{"title":"Siyifikasyon NameError","prompt":"Kisa yon NameError anjeneral vle di nan kòd Python débutan yo?","hint":"Reflechi sou sa k rive lè Python wè yon non varyab li pa konnen.","help":{"concept":"Yon NameError rive lè Python eseye sèvi ak yon non, tankou yon varyab, ki poko defini.","hint_1":"Sa diferan ak ponktiyasyon ki manke tankou yon gilèm oswa yon parantèz.","hint_2":"Chwazi opsyon ki pale de yon non enkoni, pa yon fòm kòd ki pa valab."},"options":{"a":"Python jwenn yon non ki poko defini","b":"Python jwenn twòp kòmantè","c":"Python te afiche move rezilta a espre","d":"Python egzije chak liy kòmanse ak print"}},"mc-traceback-clues":{"title":"Endis traceback ki itil","prompt":"Ki pati nan yon mesaj erè ki espesyalman itil lè w ap eseye korije kòd Python débutan? Chwazi tout sa ki aplikab.","hint":"Reflechi sou sa ki di ou kote pwoblèm nan ye ak ki kalite pwoblèm li ye.","help":{"concept":"Endis traceback ki pi itil yo anjeneral se nimewo liy lan ak kalite erè/mesaj la, paske yo di ou kote Python te kanpe ak poukisa.","hint_1":"Chèche yon endis sou kote a ak yon lòt endis sou kalite erè a.","hint_2":"Chwazi opsyon sou liy yo rapòte a ak erè yo bay non an, pa detay vizyèl tankou longè liy lan."},"options":{"a":"Nimewo liy Python montre a","b":"Kalite erè a ak mesaj la toupre anba a","c":"Konbyen lèt ki nan liy kòd la","d":"Si fon editè kòd la klè oswa fonse"}},"mc-syntaxerror-signs":{"title":"Siy yon pwoblèm sentaks","prompt":"Ki sitiyasyon ki ka lakòz yon SyntaxError nan kòd Python débutan? Chwazi tout sa ki aplikab.","hint":"Reflechi sou kòd ki ekri nan yon fòm ki pa konplè oswa ki pa valab.","help":{"concept":"Yon SyntaxError rive lè Python pa ka analize kòd la paske estrikti a pa valab, tankou ponktiyasyon oswa gilèm ki manke.","hint_1":"Senbòl fèmen ki manke yo se pwoblèm sentaks ki komen.","hint_2":"Chwazi opsyon ki gen estrikti kòd ki kase, pa sa ki pale de yon non varyab enkoni."},"options":{"a":"Yon parantèz fèmen ki manke nan yon enstriksyon print","b":"Yon gilèm ki manke nan yon chèn","c":"Sèvi ak yon non varyab ki pa t janm defini","d":"Kite yon enstriksyon print pa fini"}},"dr-read-traceback-order":{"title":"Lòd pou li yon traceback","prompt":"Mete etap debogaj sa yo nan yon lòd ki lojik pou li yon traceback Python pou débutan.","hint":"Kòmanse pa jwenn kote pwoblèm nan ye, apre sa idantifye kalite erè a, epi enspekte kòd la.","help":{"concept":"Yon bon pwosesis pou débutan se jwenn liy yo rapòte a, idantifye kalite erè/mesaj la, enspekte liy sa a, epi apre sa fè yon koreksyon.","hint_1":"Nimewo liy lan vini anvan ou modifye kòd la.","hint_2":"Dènye etap la ta dwe chanje kòd la apre ou fin konprann endis la."},"tokens":{"t1":"Li nimewo liy Python montre a","t2":"Li kalite erè a ak mesaj la toupre anba a","t3":"Enspekte kòd sou liy sa a pou gilèm, parantèz, oswa non enkoni ki manke","t4":"Korije kòd la epi lanse l ankò"}},"dr-what-happens-before-stop":{"title":"Koule pwogram nan lè gen yon erè","prompt":"Ranje evènman sa yo nan lòd yo rive lè Python rankontre yon erè pandan ekzekisyon.","hint":"Reflechi sou sa ki kouri an premye ak sa ki rive tousuit apre liy pwoblèm nan.","help":{"concept":"Python egzekite kòd soti anlè rive anba jiskaske li rive sou yon erè, apre sa li kanpe epi li montre yon traceback olye li kontinye.","hint_1":"Liy valab ki vini pi bonè yo egzekite anvan liy ki kase a fè pwogram nan kanpe.","hint_2":"Traceback la parèt apre Python frape pwoblèm nan, epi liy ki vini apre yo pa egzekite."},"tokens":{"t1":"Python egzekite liy valab ki vini pi bonè yo","t2":"Python rive sou liy ki kase a","t3":"Python sispann ekzekisyon an","t4":"Python montre mesaj erè a"}},"fb-nameerror-fill":{"title":"Konplete kalite erè a","prompt":"Chwazi kalite erè ki koresponn ak sitiyasyon sa a: yo itilize `print(word)`, men `word` pa t janm defini.","hint":"Sa gen rapò ak yon non enkoni, pa ak ponktiyasyon ki kase.","help":{"concept":"Lè Python wè yon non varyab ki poko egziste, li leve the missing term la.","hint_1":"Fòm kòd la valab, kidonk sa pa sitou yon pwoblèm sentaks.","hint_2":"Chwazi repons ki mansyone yon non ki manke oswa ki enkoni."},"template":"Erè ki pi posib la se [blank1].","choices":["NameError","SyntaxError","CommentError","PrintError"]},"fb-line-number-focus":{"title":"Kisa pou enspekte an premye","prompt":"Chwazi pi bon mo pou konplete konsèy debogaj la.","hint":"Yon traceback ede ou redui rechèch ou an premye nan yon sèl kote.","help":{"concept":"Nimewo the missing term yo rapòte a di ou kote pou kòmanse verifye kòd la.","hint_1":"Anjeneral ou enspekte the missing term espesifik yo rapòte a anvan ou pase sou tout lòt bagay.","hint_2":"Chwazi mo ki bay non kote ki nimewote Python montre a."},"template":"Lè yon traceback montre yon nimewo liy, enspekte [blank1] sa a an premye.","choices":["liy","kòmantè","espas","koulè"]},"ci-fix-missing-paren":{"title":"Korije yon parantèz ki manke","prompt":"Ekri kòd Python ki afiche `Hello` egzakteman. Kòd depa a gen yon pwoblèm sentaks. Korije li, apre sa klike Run epi verifye panèl rezilta a.","hint":"Enstriksyon print sa a prèske kòrèk; verifye ponktiyasyon fèmen li.","help":{"concept":"Yon parantèz fèmen ki manke fè yon enstriksyon print pa valab epi lakòz yon erè sentaks.","hint_1":"Chèn nan li menm bon. Gade jis deyò gilèm yo.","hint_2":"Yon apèl print ki valab bezwen parantèz ki koresponn otou agiman li."},"starterCode":"print(\"Hello\""},"ci-fix-missing-quote":{"title":"Korije yon gilèm ki manke","prompt":"Ekri kòd Python ki afiche `Python is fun` egzakteman. Kòd depa a gen yon chèn ki pa fèmen kòrèkteman. Korije li epi lanse kòd la.","hint":"Verifye si chèn nan kòmanse epi fini ak gilèm ki koresponn.","help":{"concept":"Chèn yo bezwen gilèm ouvèti ak fèmti ki koresponn. Si youn manke, Python pa ka li liy lan kòrèkteman.","hint_1":"Pwoblèm nan andedan enstriksyon print la, otou tèks la.","hint_2":"Asire w tèks la byen antoure nèt nan yon sèl pè gilèm anvan parantèz fèmen an."},"starterCode":"print(\"Python is fun)"},"ci-fix-nameerror-string":{"title":"Fè yon non ki manke tounen yon chèn","prompt":"Kòd depa a eseye afiche yon mo tankou si se te yon varyab. Korije kòd la pou li afiche `banana` egzakteman.","hint":"Si ou vle afiche tèks dirèkteman, li bezwen gilèm.","help":{"concept":"San gilèm, Python trete yon mo tankou yon non varyab. Avèk gilèm, Python trete li tankou yon valè chèn.","hint_1":"Mo a ta dwe afiche kòm tèks, pa chèche kòm yon varyab.","hint_2":"Kenbe apèl print la, men chanje agiman an pou Python li li kòm yon chèn."},"starterCode":"print(banana)"},"ci-fix-second-line-error":{"title":"Korije dezyèm liy ki kase a","prompt":"Pwogram sa a ta dwe afiche de liy: `Start` ak `Done`. Premye liy lan deja kòrèk. Korije dezyèm liy lan pou tout pwogram nan mache.","hint":"Premye liy lan mache. Konpare ponktiyasyon sou dezyèm liy print la.","help":{"concept":"Lè youn nan liy ki vini pita yo gen yon pwoblèm sentaks, liy valab ki vini pi bonè yo ka bon, men tout pwogram nan toujou kanpe sou liy ki kase a.","hint_1":"Dezyèm liy lan manke yon pati nan fòm nòmal yon enstriksyon print.","hint_2":"Fè dezyèm liy lan suiv menm modèl print ak premye liy lan."},"starterCode":"print(\"Start\")\nprint(\"Done\""},"ci-fix-three-line-program":{"title":"Repare yon pwogram kout","prompt":"Korije kòd la pou li afiche twa liy egzakteman: `One`, `Two`, ak `Three`. Gen yon liy ki kase nan kòd depa a.","hint":"De liy deja valab. Jwenn liy ki gen ponktiyasyon chèn ki pa koresponn.","help":{"concept":"Yon sèl erè sentaks nan yon liy ka sispann tout yon pwogram, kidonk ou ta dwe enspekte liy yo rapòte a ak anpil atansyon pou gilèm oswa parantèz ki manke.","hint_1":"Se liy nan mitan an ou dwe enspekte pi byen.","hint_2":"Fè dezyèm enstriksyon print la sèvi ak yon chèn konplè ant gilèm ak yon ponktiyasyon fèmen ki valab."},"starterCode":"print(\"One\")\nprint(\"Two)\nprint(\"Three\")"}},"projectSteps":{"ci_fix_missing_paren":{"title":"Korije yon parantèz ki manke"},"ci_fix_missing_quote":{"title":"Korije yon gilèm ki manke"},"ci_fix_nameerror_string":{"title":"Fè yon non ki manke tounen yon chèn"},"ci_fix_second_line_error":{"title":"Korije dezyèm liy ki kase a"},"ci_fix_three_line_program":{"title":"Repare yon pwogram kout"}}},"running-python-code":{"label":"Kouri Kòd Python","summary":"Sèvi ak editè kòd navigatè ZoeSkoul la, bouton Run nan, ak panèl sòti a pou egzekite kòd Python.","cards":{"sketch0":{"title":"Kijan kòd kouri nan ZoeSkoul"},"sketch1":{"title":"Itilize print ak tèks"},"sketch2":{"title":"Kòmantè ak ti erè sentaks senp"},"quiz":{"title":"Kesyonè"},"project":{"title":"Kouri epi verifye pwogram Python senp"}},"quiz":{"sc_runner_parts":{"title":"Pati prensipal yo nan zouti kouri a","prompt":"Ki repons ki dekri kòrèkteman kijan ou egzekite kòd Python nan leson sa a?","hint":"Reflechi sou editè a, bouton Run nan, ak kote tèks ki afiche a parèt.","help":{"concept":"Kesyon sa a verifye si ou konnen pwosesis debaz nan navigatè a: ekri kòd nan editè kòd la, klike Run, epi li rezilta yo nan panèl sòti a.","hint_1":"Chèche opsyon ki mansyone tape kòd anvan, apre sa kouri li, epi apre sa li sòti ki afiche a.","hint_2":"Bon repons lan gen tout twa pati yo: editè kòd la, bouton Run nan, ak panèl sòti a."},"options":{"a":"Tape kòd nan editè kòd la, klike Run, epi li rezilta a nan panèl sòti a.","b":"Ekri kòd nan yon dokiman epi tann li kouri otomatikman.","c":"Tape kòd nan panèl sòti a epi klike Run la.","d":"Klike Run anvan ou ekri kòd pou Python ka kreye pwogram nan pou ou."}},"sc_print_purpose":{"title":"Sa print fè","prompt":"Kisa `print(\"Hello\")` fè lè ou klike Run?","hint":"Konsantre sou sa ki parèt apre Python egzekite liy lan.","help":{"concept":"Kesyon sa a verifye wòl `print(...)`: li montre yon valè nan panèl sòti a.","hint_1":"Liy lan pa kreye yon kòmantè ni mande antre; li voye tèks deyò.","hint_2":"Reflechi sou mo egzak ki andedan sitasyon yo ak kote mo sa a parèt apre kouri a."},"options":{"a":"Li montre tèks Hello a nan panèl sòti a.","b":"Li fè Hello tounen yon kòmantè.","c":"Li retire mo Hello a nan pwogram nan.","d":"Li mande elèv la tape Hello."}},"mc_valid_print_lines":{"title":"Enstriksyon print ki valab","prompt":"Chwazi tout liy ki se enstriksyon print Python ki valab.","hint":"Verifye non print la, parantèz yo, ak sitasyon ki byen fèmen yo.","help":{"concept":"Yon enstriksyon `print(...)` valab pou debutan bezwen bon òtograf, parantèz ki koresponn, ak sitasyon fisèl konplè lè w ap afiche tèks.","hint_1":"Nenpòt opsyon ki gen yon sitasyon ki manke oswa yon parantèz ki manke pa yon sentaks valab.","hint_2":"Chèche liy kote `print` swiv ak parantèz epi fisèl tèks la kòmanse epi fini ak sitasyon."},"options":{"a":"print(\"Hi\")","b":"print(5)","c":"print \"Hi\""}},"mc_comments_behavior":{"title":"Sa kòmantè yo fè","prompt":"Chwazi tout deklarasyon ki kòrèk sou kòmantè nan kòd Python pou debutan.","hint":"Reflechi sou liy ki kòmanse ak `#`.","help":{"concept":"Kòmantè yo se nòt pou moun. Python inyore yo pandan egzekisyon, kidonk yo pa pwodui sòti poukont yo.","hint_1":"Yon kòmantè ka eksplike kòd, men li pa egzekite tankou yon enstriksyon `print(...)`.","hint_2":"Chwazi deklarasyon ki koresponn ak liy `#` Python inyore epi ki itil pou eksplikasyon."},"options":{"a":"Yon kòmantè kòmanse ak `#`.","b":"Python inyore yon kòmantè lè kòd la ap kouri.","c":"Yon kòmantè toujou parèt nan panèl sòti a.","d":"Yon kòmantè obligatwa sou chak liy kòd."}},"dr_run_steps":{"title":"Mete pwosesis kouri a nan lòd","prompt":"Mete aksyon sa yo nan bon lòd pou verifye yon pwogram Python nan ZoeSkoul.","hint":"Kòmanse ak ekri kòd epi fini ak li rezilta a.","help":{"concept":"Kesyon sa a verifye pwosesis nòmal pou itilize zouti kouri nan navigatè a: ekri kòd, kouri li, epi apre sa egzamine sòti a.","hint_1":"Ou pa ka egzamine sòti anvan pwogram nan fin kouri.","hint_2":"Bon sekans lan kòmanse nan editè kòd la, apre sa itilize Run, epi fini nan panèl sòti a."},"tokens":{"t1":"Tape kòd Python nan editè kòd la","t2":"Klike Run","t3":"Li panèl sòti a"}},"dr_program_flow":{"title":"Egzekisyon soti anlè rive anba","prompt":"Ranje liy ki afiche yo nan lòd Python pwodui yo pou kòd sa a: `print(\"One\")` epi `print(\"Two\")`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"One","t2":"Two"}},"fb_comment_symbol":{"title":"Makè kòmantè","prompt":"Konplete liy kòmantè Python nan ak bon senbòl la.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"[blank1] liy sa a se yon kòmantè","choices":["#","print","\"","="]},"fb_print_output_word":{"title":"Prevwa yon sòti senp","prompt":"Ranpli sòti ki manke a pou kòd sa a.","hint":"Gade tèks egzak ki andedan sitasyon yo.","help":{"concept":"Lè `print(...)` gen yon fisèl, Python montre menm fisèl sa a egzakteman nan panèl sòti a.","hint_1":"Sòti a koresponn ak mo ki ant mak sitasyon yo.","hint_2":"Pa ajoute ponktiyasyon anplis oswa mo kòd; sèvi ak tèks ki afiche a menm."},"template":"Kòd: `print(\"Start\")` → Sòti: [blank1]","choices":["Start","print","\"Start\"","Run"]},"ci_print_greeting":{"title":"Afiche yon salitasyon","prompt":"Ekri kòd Python ki afiche egzakteman `Hello, ZoeSkoul!` sou yon sèl liy.","hint":"Sèvi ak yon sèl enstriksyon `print(...)` ak tèks egzak la.","help":{"concept":"Egzèsis sa a pratike sik kouri ki pi senp la: ekri yon enstriksyon `print(...)` valab epi verifye sòti egzak la.","hint_1":"Mete mesaj la andedan sitasyon pou Python trete li kòm tèks.","hint_2":"Pwogram ou a ta dwe pwodui yon sèl liy sòti ak salitasyon an ak ponktiyasyon an egzakteman jan yo montre a."},"starterCode":"# Write your code below"},"ci_two_lines":{"title":"Afiche de liy nan lòd","prompt":"Ekri kòd Python ki afiche `First` sou yon liy epi `Second` sou liy apre a.","hint":"Sèvi ak de enstriksyon `print(...)` separe.","help":{"concept":"Egzèsis sa a verifye egzekisyon soti anlè rive anba: chak `print(...)` kouri nan lòd epi kreye pwòp liy sòti pa li.","hint_1":"Premye liy kòd la ta dwe pwodui premye liy sòti a.","hint_2":"Ekri yon print pou `First` epi yon lòt print anba li pou `Second`."},"starterCode":"# Print two lines below"},"ci_comment_and_output":{"title":"Sèvi ak yon kòmantè ak print","prompt":"Ekri kòd Python ak yon kòmantè sou premye liy lan ak yon enstriksyon `print(...)` sou dezyèm liy lan ki afiche `Ready`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe afiche.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Add a comment here\n# Then write a print statement below"},"ci_fix_quotes":{"title":"Afiche tèks ki nan sitasyon yo kòrèkteman","prompt":"Ekri kòd Python ki afiche egzakteman `Learning Python`.","hint":"Li travay la \"Afiche tèks ki nan sitasyon yo kòrèkteman\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Afiche tèks ki nan sitasyon yo kòrèkteman\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"print("},"ci_print_expression":{"title":"Afiche rezilta yon ekspresyon","prompt":"Ekri kòd Python ki afiche rezilta `3 + 4`.","hint":"Ou ka mete yon ekspresyon matematik dirèkteman andedan `print(...)`.","help":{"concept":"Python ka evalye yon ekspresyon senp anvan epi apre sa afiche valè ki soti a.","hint_1":"Pa mete ekspresyon an nan sitasyon si ou vle Python kalkile li.","hint_2":"Sèvi ak `print(...)` alantou adisyon an pou panèl sòti a montre nimewo kalkile a."},"starterCode":"# Print the result of an addition"}},"projectSteps":{"ci_print_greeting":{"title":"Afiche yon salitasyon"},"ci_two_lines":{"title":"Afiche de liy nan lòd"},"ci_comment_and_output":{"title":"Sèvi ak yon kòmantè ak print"},"ci_fix_quotes":{"title":"Afiche tèks ki nan sitasyon yo kòrèkteman"},"ci_print_expression":{"title":"Afiche rezilta yon ekspresyon"}}},"values-types-and-literals":{"label":"Valè, Tip, ak Literal","summary":"Rekonèt strings, integers, ak floats kòm kalite valè pou debutan.","cards":{"sketch0":{"title":"Kisa yon valè ye"},"sketch1":{"title":"Literal yo se valè ou tape dirèkteman"},"sketch2":{"title":"Ekspresyon yo pwodui valè"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratike afiche ak li valè senp"}},"quiz":{"sc-string-literal":{"title":"Chwazi literal string lan","prompt":"Ki opsyon ki se yon literal string Python?","hint":"Chèche valè ki ekri ak guillemets.","help":{"concept":"Yon literal string se tèks ki ekri dirèkteman nan kòd epi ki antoure ak guillemets.","hint_1":"Nonb tankou `7` ak `3.5` pa strings sof si yo andedan guillemets.","hint_2":"Jwenn opsyon Python ta trete kòm tèks paske mak guillemets yo fè pati kòd la."},"options":{"a":"7","b":"\"cat\"","c":"3.5","d":"cat"}},"sc-float-value":{"title":"Idantifye float la","prompt":"Ki valè ki se yon literal float nan Python?","hint":"Yon float anjeneral gen yon pwen desimal.","help":{"concept":"Yon float se yon nonb ki gen yon pwen desimal, tankou `2.5` oswa `0.0`.","hint_1":"Pa chwazi yon valè ki nan guillemets, paske guillemets fè li tounen yon string.","hint_2":"Jwenn opsyon nimerik ki ekri ak yon pwen desimal epi san guillemets."},"options":{"a":"\"3.0\"","b":"3","c":"3.5","d":"\"cat\""}},"mc-boolean-values":{"title":"Chwazi literal nonb yo","prompt":"Ki opsyon ki se literal nonb nan Python? Chwazi tout bon repons yo.","hint":"Nonb yo ekri san guillemets.","help":{"concept":"Literal integer ak float yo se valè ki ekri dirèkteman nan kòd, tankou `7` ak `2.5`.","hint_1":"Tèks ki nan guillemets se yon string, pa yon nonb.","hint_2":"Chwazi valè Python ka trete kòm nonb touswit."},"options":{"a":"7","b":"\"7\"","c":"2.5","d":"\"two\""}},"mc-valid-literals":{"title":"Chwazi literal valab pou debutan","prompt":"Ki opsyon ki se literal Python valab nan sijè sa a? Chwazi tout bon repons yo.","hint":"Sijè sa a konsantre sou strings, integers, ak floats.","help":{"concept":"Strings, integers, ak floats tout ka ekri dirèkteman kòm literal.","hint_1":"Chwazi tèks ki nan guillemets, nonb antye, ak nonb desimal.","hint_2":"Pa chwazi yon mo ki pa fini oswa ki pa nan guillemets."},"options":{"a":"\"hello\"","b":"42","c":"4.2","d":"hello"}},"dr-type-order":{"title":"Mete egzanp valè pou debutan yo nan lòd","prompt":"Ranje egzanp sa yo soti nan string rive nan integer, apre sa float, apre sa ekspresyon aritmetik, epi finalman lide rezilta ki afiche.","hint":"Kòmanse ak tèks ki nan guillemets, apre sa nonb antye, apre sa nonb desimal.","help":{"concept":"Valè Python pou debutan yo gen ladan strings, integers, ak floats. Ekspresyon yo ka pwodui valè sa yo.","hint_1":"Yon string itilize guillemets.","hint_2":"Yon float gen yon pwen desimal."},"tokens":{"t1":"\"cat\"","t2":"42","t3":"3.14","t4":"2 + 3","t5":"afiche rezilta a"}},"dr-expression-steps":{"title":"Mete etap lekti yo nan lòd","prompt":"Mete etap sa yo nan yon lòd ki lojik pou konprann `print(2 + 3)`.","hint":"Premye remake kòmand ekstèn nan, apre sa ekspresyon ki andedan li, epi apre sa rezilta a.","help":{"concept":"Pou li yon enstriksyon print senp, idantifye apèl print la, evalye ekspresyon ki andedan an, epi apre sa detèmine sa ki parèt nan panèl rezilta a.","hint_1":"Aritmetik la fèt andedan parantèz yo anvan rezilta final la parèt.","hint_2":"Kòmanse pa rekonèt `print`, apre sa kalkile valè ki andedan an, epi fini ak rezilta ki parèt la."},"tokens":{"t1":"Remake ke `print(...)` ap montre yon valè","t2":"Evalye `2 + 3`","t3":"Jwenn valè `5` la","t4":"Montre `5` nan panèl rezilta a"}},"fb-none-literal":{"title":"Konplete yon literal string","prompt":"Chwazi tèks ki konplete literal string lan.","hint":"Yon literal string itilize guillemets ozalantou tèks la.","help":{"concept":"Yon string se tèks ki andedan guillemets.","hint_1":"Chwazi mo ki dwe ale andedan guillemets yo.","hint_2":"Kòd ki konplete a ta dwe afiche yon sèl mo."},"template":"print(\"[blank1]\")","choices":["hello","42","2.5","print"]},"fb-quoted-text":{"title":"Konplete string lan","prompt":"Ranpli espas vid la pou kòd la afiche yon literal string.","hint":"Yon literal string bezwen guillemets ozalantou tèks la.","help":{"concept":"Strings se valè tèks ki ekri andedan guillemets, tandiske mo ki pa nan guillemets pa literal string.","hint_1":"Chwazi opsyon kote lèt yo antoure ak mak guillemets.","hint_2":"Bon chwa a se tèks ki ekri dirèkteman nan kòd, pa yon nonb epi pa yon mo ki pa nan guillemets."},"template":"print([blank1])","choices":["hello","\"hello\"","5","3.5"]},"ci-print-literals":{"title":"Afiche senk valè literal","prompt":"Ekri kòd Python ki afiche twa valè sa yo sou liy separe nan lòd sa a: string `\"Zoe\"` la, integer `7` la, ak float `2.5` la.","hint":"Sèvi ak yon liy `print()` pou chak valè.","help":{"concept":"Egzèsis sa a verifye si ou ka afiche strings, integers, ak floats.","hint_1":"String lan bezwen guillemets. Integer ak float la pa bezwen guillemets.","hint_2":"Afiche chak valè sou pwòp liy pa li."},"starterCode":"# TODO: print the five values in order"},"ci-print-expression":{"title":"Afiche rezilta ekspresyon yo","prompt":"Ekri kòd Python ki afiche rezilta `2 + 3` sou premye liy lan ak rezilta `1.5 + 2.5` sou dezyèm liy lan.","hint":"Mete chak ekspresyon andedan pwòp apèl `print(...)` pa li.","help":{"concept":"Yon ekspresyon pwodui yon valè, epi `print(...)` montre valè sa a nan panèl rezilta a.","hint_1":"Premye ekspresyon an itilize integers, epi dezyèm nan itilize nonb desimal.","hint_2":"Ou bezwen de liy print, chak ladan yo gen yon ekspresyon adisyon."},"starterCode":"# TODO: print the two expression results"},"ci-read-and-print":{"title":"Li tèks epi afiche li","prompt":"Ekri kòd Python ki li yon liy antre epi afiche li egzakteman jan li te antre a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: read one line and print it"},"ci-read-number-text":{"title":"Li yon antre ki sanble ak yon nonb","prompt":"Ekri kòd Python ki li yon liy antre epi afiche `You typed:` apre sa antre egzak la sou menm liy lan. Trete antre a kòm tèks.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: read input and print it after the label"},"ci-three-lines":{"title":"Afiche valè melanje","prompt":"Ekri kòd Python ki afiche twa liy: string `\"start\"` la, apre sa rezilta `4 + 1`, epi apre sa string `\"done\"` la.","hint":"Sèvi ak twa liy `print()`.","help":{"concept":"Yon pwogram ka afiche diferan kalite valè youn apre lòt, tankou strings ak rezilta ekspresyon yo.","hint_1":"Sèvi ak yon enstriksyon `print()` pou chak liy rezilta.","hint_2":"Afiche tèks la an premye, apre sa nonb kalkile a, epi apre sa tèks final la."},"starterCode":"# TODO: print the required three lines"}},"projectSteps":{"ci_print_literals":{"title":"Afiche senk valè literal"},"ci_print_expression":{"title":"Afiche rezilta ekspresyon yo"},"ci_read_and_print":{"title":"Li tèks epi afiche li"},"ci_read_number_text":{"title":"Li yon antre ki sanble ak yon nonb"},"ci_three_lines":{"title":"Afiche valè melanje"}}},"what-python-is":{"label":"Pou kisa yo itilize Python","summary":"Konprann wòl Python nan otomatik, aplikasyon entènèt, done, pwogramasyon pou debutan, ak AI.","cards":{"course-introduction":{"title":"Course introduction"},"sketch0":{"title":"Python rezoud anpil kalite pwoblèm"},"sketch1":{"title":"Yon egzanp detaye: otomatik"},"sketch2":{"title":"Python nan aplikasyon entènèt, done, ak AI"},"quiz":{"title":"Kesyonè"},"project":{"title":"Mini pwojè pwodiksyon sou ka itilizasyon Python"}},"quiz":{"sc-python-use-general":{"title":"Yo itilize Python pou anpil travay","prompt":"Ki deklarasyon ki pi byen dekri Python?","hint":"Chèche chwa ki gen plizyè kalite travay diferan ladan l, pa sèlman youn.","help":{"concept":"Python se yon langaj pou itilizasyon jeneral, kidonk yo itilize li nan plizyè domèn tankou otomatik, aplikasyon entènèt, travay sou done, aprantisaj pou debutan, ak AI.","hint_1":"Yon langaj yo itilize sèlman pou yon sèl travay etwat pa ta koresponn ak itilizasyon Python nan lavi reyèl.","hint_2":"Chwazi opsyon ki di Python ka itilize nan diferan kalite pwojè."},"options":{"a":"Python se sèlman pou fè jwèt videyo.","b":"Python se yon langaj pou itilizasyon jeneral yo itilize nan anpil domèn.","c":"Python ka sèlman enprime tèks epi pa fè anyen ankò.","d":"Python se sèlman pou desine imaj."}},"sc-automation-example":{"title":"Rekonèt otomatik","prompt":"Ki travay ki pi bon egzanp itilizasyon Python pou otomatik?","hint":"Panse ak etap ki repete ke kòd ka fè pou ou.","help":{"concept":"Otomatik vle di itilize Python pou jere aksyon ki repete oswa woutin olye pou fè chak etap alamen.","hint_1":"Chèche opsyon kote menm kalite aksyon an rive ankò e ankò.","hint_2":"Pi bon repons lan enplike Python k ap ede ak yon travay repetitif olye de yon aktivite fizik."},"options":{"a":"Itilize Python pou chanje non anpil eleman nan yon modèl ki repete","b":"Itilize Python pou voye yon balon foutbòl","c":"Itilize Python pou pentire yon miray alamen","d":"Itilize Python pou manje manje midi"}},"mc-common-uses":{"title":"Itilizasyon komen Python","prompt":"Chwazi tout itilizasyon komen Python yo.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"Otomatik","b":"Aplikasyon entènèt","c":"Analiz done","d":"Lave asyèt alamen"}},"mc-beginner-friendly-reasons":{"title":"Poukisa debutan kòmanse ak Python","prompt":"Chwazi tout rezon ki fè Python souvan fasil pou debutan.","hint":"Panse ak lizibilite ak reyaksyon rapid nan kòd senp.","help":{"concept":"Python souvan fasil pou debutan paske sentaks li lizib epi ti pwogram yo ka montre rezilta byen vit.","hint_1":"Chèche chwa sou konprann kòd ak wè pwodiksyon, pa sou bezwen konfigirasyon konplike.","hint_2":"De opsyon dekri avantaj pou debutan: li pi fasil pou li epi rezilta vizib rapid."},"options":{"a":"Kòd li souvan pi fasil pou li pase anpil lòt langaj.","b":"Pwogram senp yo ka montre pwodiksyon byen vit.","c":"Li mande anpil fichye menm pou pwogram ki piti anpil.","d":"Debutan yo dwe enstale anpil pakè anvan yo enprime tèks."}},"dr-usecase-order":{"title":"Soti nan lide rive nan pwodiksyon","prompt":"Mete etap sa yo nan yon lòd ki lojik pou eksplore yon ka itilizasyon Python nan egzekitè navigatè a.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"Tcheke panèl pwodiksyon an","t2":"Tape kòd Python nan editè kòd la","t3":"Klike Run","t4":"Konpare pwodiksyon an ak sa ou te espere"}},"dr-automation-sequence":{"title":"Konprann yon egzanp otomatik","prompt":"Ranje lide sa yo soti nan yon travay ki repete rive nan pwodiksyon Python.","hint":"Kòmanse ak travay ki repete a, apre sa kòd la, epi apre sa rezilta ki enprime a.","help":{"concept":"Otomatik kòmanse ak yon travay ki repete, apre sa enstriksyon Python dekri li, epi finalman pwogram nan pwodui pwodiksyon.","hint_1":"Yon bezwen reyèl ki repete vini anvan ou ekri kòd sou li.","hint_2":"Mesaj ki enprime yo rive apre enstriksyon Python yo fin egzekite."},"tokens":{"t1":"Wè mesaj ki repete nan panèl pwodiksyon an","t2":"Remake yon travay ki repete","t3":"Ekri deklarasyon print Python pou travay la","t4":"Klike Run"}},"fb-python-general-purpose":{"title":"Konplete lide a","prompt":"Ranpli espas vid la pou konplete fraz la sou Python.","hint":"Python pa limite ak yon sèl travay etwat.","help":{"concept":"Yon langaj the missing term ka itilize nan anpil diferan kalite pwojè.","hint_1":"Fraz ki manke a dekri yon langaj ki gen anpil itilizasyon.","hint_2":"Chwazi opsyon ki vle di 'itil atravè anpil travay.'"},"template":"Python se yon langaj [blank1].","choices":["pou itilizasyon jeneral","fizik","sèlman sou papye","yon sèl itilizasyon"]},"fb-data-use":{"title":"Python ak done","prompt":"Ranpli espas vid la ak yon itilizasyon komen Python.","hint":"Panse ak òganize ak etidye enfòmasyon.","help":{"concept":"Python lajman itilize pou travay the missing term tankou òganize, analize, ak eksplore enfòmasyon.","hint_1":"Mo ki manke a nonmen travay ki fèt ak enfòmasyon ak rezilta.","hint_2":"Chwazi opsyon ki konekte ak analiz enfòmasyon, pa yon travay fizik."},"template":"Yo souvan itilize Python pou analiz [blank1].","choices":["done","soulye","miray","asyèt"]},"ci-print-usecase-automation":{"title":"Enprime yon mesaj otomatik","prompt":"Ekri kòd Python ki enprime egzakteman: Python helps automate repeated tasks.","hint":"Sèvi ak yon deklarasyon print ak fraz konplè a andedan guillemets.","help":{"concept":"Deklarasyon `print()` la voye tèks nan panèl pwodiksyon an egzakteman jan li ekri a, ansanm ak espas ak ponktiyasyon.","hint_1":"Ou bezwen yon liy kòd ki enprime tout fraz la.","hint_2":"Mete mesaj la andedan parantèz ak guillemets pou Python trete li kòm tèks."},"starterCode":"# TODO: print the required sentence"},"ci-two-usecases":{"title":"Enprime de ka itilizasyon Python","prompt":"Ekri kòd Python ki enprime de liy sa yo egzakteman nan lòd sa a:\nAutomation\nData analysis","hint":"Sèvi ak de deklarasyon print, youn pou chak liy.","help":{"concept":"Chak apèl `print()` kreye pwòp liy pa li nan panèl pwodiksyon an sof si ou chanje konpòtman sa a.","hint_1":"Pwodiksyon an bezwen de liy separe nan yon lòd espesifik.","hint_2":"Ekri yon `print()` pou premye mo a ak yon lòt `print()` pou dezyèm ekspresyon an."},"starterCode":"# TODO: print the two required lines"},"ci-web-data-ai":{"title":"Enprime twa domèn","prompt":"Ekri kòd Python ki enprime egzakteman twa liy sa yo:\nWeb apps\nData\nAI","hint":"Sèvi ak yon deklarasyon print pou chak liy pwodiksyon.","help":{"concept":"Plizyè deklarasyon `print()` se yon fason senp pou montre plizyè pwodiksyon ki gen rapò nan lòd.","hint_1":"Ta dwe gen twa liy pwodiksyon, pa yon sèl liy long.","hint_2":"Matche majiskil yo ak lòd yo montre nan kestyon an."},"starterCode":"# TODO: print the three lines exactly"},"ci-personal-usecase-label":{"title":"Mete etikèt sou yon itilizasyon Python","prompt":"Ekri kòd Python ki enprime egzakteman: One Python use: web apps","hint":"Li travay kodaj la epi idantifye sa pwogram nan dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui pwodiksyon yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: print the required labeled sentence"},"ci-beginner-message":{"title":"Enprime yon mesaj ki fasil pou debutan","prompt":"Ekri kòd Python ki enprime egzakteman de liy sa yo:\nPython is beginner-friendly.\nIt is used in many fields.","hint":"Sèvi ak de deklarasyon print epi matche ponktiyasyon an egzakteman.","help":{"concept":"Egzèsis pwodiksyon egzak verifye si tèks ou enprime a matche ak liy yo mande yo karaktè pa karaktè.","hint_1":"Gen de fraz, chak fini ak yon pwen.","hint_2":"Enprime premye fraz la sou yon liy epi dezyèm fraz la sou liy apre a."},"starterCode":"# TODO: print both required lines"}},"projectSteps":{"ci_print_usecase_automation":{"title":"Enprime yon mesaj otomatik"},"ci_two_usecases":{"title":"Enprime de ka itilizasyon Python"},"ci_web_data_ai":{"title":"Enprime twa domèn"},"ci_personal_usecase_label":{"title":"Mete etikèt sou yon itilizasyon Python"},"ci_beginner_message":{"title":"Enprime yon mesaj ki fasil pou debutan"}}}},"python-v2-1":{"common-variable-mistakes":{"label":"Erè komen ak varyab yo","summary":"Evite non ki pa defini, chèn tèks pa aksidan, ak non ki bay konfizyon.","cards":{"sketch0":{"title":"Sèvi ak yon varyab anvan li egziste"},"sketch1":{"title":"Chèn tèks pa aksidan"},"sketch2":{"title":"Non klè ak òtograf egzak"},"quiz":{"title":"Tès"},"project":{"title":"Korije erè komen ak varyab yo"}},"quiz":{"sc-undefined-name":{"title":"Jwenn erè non ki pa defini a","prompt":"Ki kòd ki lakòz yon erè paske yo itilize yon varyab anvan yo ba li yon valè?","hint":"Chèche kòd ki afiche oswa li yon non anvan non sa a resevwa yon valè.","help":{"concept":"Yon varyab dwe resevwa yon valè anvan Python ka li li. Sèvi ak yon non twò bonè lakòz yon erè non.","hint_1":"Tcheke lòd liy yo. Ki opsyon ki eseye sèvi ak varyab la an premye?","hint_2":"Jwenn opsyon kote `print(...)` vini anvan afektasyon an pou menm varyab la."},"options":{"a":"score = 5\nprint(score)","b":"print(score)\nscore = 5","c":"score = 5\nscore = 6\nprint(score)"}},"sc-quotes-vs-variable":{"title":"Giyèm chanje sans lan","prompt":"Si `name = \"Ava\"`, kisa `print(\"name\")` montre?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Yo te repare tèks sipò sa a paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"Ava","b":"name","c":"yon erè","d":"anyen"}},"mc-valid-variable-uses":{"title":"Chwazi tout itilizasyon varyab ki valab","prompt":"Ki fragman kòd ki sèvi ak varyab yo kòrèkteman? Chwazi tout sa ki aplikab.","hint":"Chèche non yo bay valè anvan yo afiche yo, epi fè atansyon ak òtograf egzak la.","help":{"concept":"Itilizasyon kòrèk varyab vle di non an egziste anvan yo sèvi avè l epi yo sèvi ak menm non egzak la chak fwa.","hint_1":"Yon fragman valab si afektasyon an fèt an premye epi non yo afiche a koresponn egzakteman.","hint_2":"Rejte fragman ki gen yon souliyen ki manke, òtograf ki chanje, oswa yon print anvan afektasyon."},"options":{"a":"city = \"Rome\"\nprint(city)","b":"print(city)\ncity = \"Rome\"","c":"user_name = \"Kai\"\nprint(user_name)","d":"user_name = \"Kai\"\nprint(username)"}},"mc-confusing-name-mistakes":{"title":"Remake erè ki sanble posib yo","prompt":"Ki egzanp ki montre erè komen ak varyab yo? Chwazi tout sa ki aplikab.","hint":"Chèche giyèm alantou yon non varyab oswa yon òtograf varyab ki yon ti jan diferan.","help":{"concept":"Erè komen débutan yo fè gen ladan afiche yon chèn tèks olye de yon varyab epi sèvi ak yon non varyab diferan de sa yo te bay valè a.","hint_1":"Yon erè afiche lèt ki nan non varyab la. Yon lòt sèvi ak yon non diferan de sa ki te kreye a.","hint_2":"Tcheke si kòd la sèvi ak giyèm pa aksidan epi si souliyen oswa lòd lèt yo chanje."},"options":{"a":"name = \"Lia\"\nprint(\"name\")","b":"age = 12\nprint(age)","c":"first_name = \"Noah\"\nprint(firstname)","d":"color = \"blue\"\nprint(color)"}},"dr-order-assignment-then-use":{"title":"Mete etap yo nan bon lòd la","prompt":"Ranje etap yo pou kreye yon varyab kòrèkteman epi montre valè li.","hint":"Varyab la dwe egziste anvan Python ka afiche valè li.","help":{"concept":"Yon sekans kòrèk chwazi yon non an premye, apre sa bay yon valè, epi apre sa sèvi ak varyab la.","hint_1":"Afektasyon vini anvan afichaj.","hint_2":"Kòmanse ak kreye varyab la, apre sa sere valè a, epi finalman montre li."},"tokens":{"t1":"Chwazi non varyab `score`","t2":"Bay `10` a `score`","t3":"Afiche `score`"}},"dr-fix-quoted-name-thinking":{"title":"Soti nan tèks pou rive nan valè varyab la","prompt":"Ranje lide sa yo pou eksplike poukisa `print(\"name\")` ak `print(name)` diferan.","hint":"Reflechi sou sa giyèm vle di nan Python.","help":{"concept":"Giyèm kreye yon chèn tèks literal, tandiske yon non varyab san giyèm mande Python pou chèche yon valè ki estoke.","hint_1":"Premye idantifye giyèm yo, apre sa deside si Python wè tèks oswa yon varyab.","hint_2":"Vèsyon ki nan giyèm nan trete kòm tèks literal anvan nenpòt rechèch varyab fèt."},"tokens":{"t1":"Giyèm fè `\"name\"` tounen yon chèn tèks literal","t2":"Python trete li kòm tèks, pa kòm yon rechèch varyab","t3":"`print(\"name\")` montre lèt name yo"}},"fb-variable-name":{"title":"Konplete afektasyon an","prompt":"Chwazi non varyab ki kòrèk la pou konplete kòd la.","hint":"Se yon sèl chwa ki fè yon deklarasyon afektasyon varyab nòmal.","help":{"concept":"Nan yon deklarasyon afektasyon, non varyab la ale sou bò gòch `=` epi valè a ale sou bò dwat.","hint_1":"Pati ki manke a ta dwe yon non varyab, pa yon mo kle oswa yon nonb.","hint_2":"Chwazi opsyon ki ta ka sere valè `10` pou itilize pita."},"template":"[blank1] = 10","choices":["age","print","\"age\"","10"]},"fb-print-variable-value":{"title":"Afiche valè ki estoke a","prompt":"Chwazi kòd ki kòrèk la pou afiche valè ki estoke nan `name`.","hint":"Pou afiche valè yon varyab, sèvi ak varyab la nan espas ki manke a san giyèm.","help":{"concept":"Yon varyab nan espas ki manke a san giyèm refere ak valè ki estoke a. Tèks ki nan giyèm se jis yon chèn tèks literal.","hint_1":"Espas vid la anndan `print(...)`, kidonk chwazi sa Python ta dwe li kòm yon varyab.","hint_2":"Pa chwazi vèsyon ki fè varyab la nan espas ki manke a tounen tèks."},"template":"print([blank1])","choices":["name","\"name\"","print","="]},"ci-fix-undefined-name":{"title":"Korije yon varyab yo itilize twò bonè","prompt":"Ekri kòd Python ki sere nonb `7` nan yon varyab ki rele `count` epi apre sa afiche `count`.","hint":"Li travay la \"Korije yon varyab yo itilize twò bonè\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Korije yon varyab yo itilize twò bonè\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Store 7 in count\n# Then print count"},"ci-print-variable-not-text":{"title":"Afiche valè varyab la, pa mo a","prompt":"Ekri kòd Python ki sere `\"Mila\"` nan yon varyab ki rele `name` epi afiche valè ki nan varyab la.","hint":"Li travay la \"Afiche valè varyab la, pa mo a\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Afiche valè varyab la, pa mo a\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Create a variable called name\n# Store the text Mila in it\n# Print the variable value"},"ci-match-variable-spelling":{"title":"Sèvi ak menm non varyab la egzakteman","prompt":"Ekri kòd Python ki sere `\"green\"` nan yon varyab ki rele `favorite_color` epi afiche li. Sèvi ak menm non varyab la egzakteman toude fwa yo.","hint":"Li travay la \"Sèvi ak menm non varyab la egzakteman\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sèvi ak menm non varyab la egzakteman\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Store the text green in favorite_color\n# Print the same variable"},"ci-read-and-store-input":{"title":"Sove antre a anvan afiche","prompt":"Ekri kòd Python ki li yon liy antre nan yon varyab ki rele `city` epi apre sa afiche `city`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Yo te repare tèks sipò sa a paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Read one line into city\n# Then print city"},"ci-fix-accidental-string-number":{"title":"Sove yon nonb kòm yon nonb","prompt":"Ekri kòd Python ki sere nonb `12` nan yon varyab ki rele `age` epi afiche `age`.","hint":"Travay sa a mande yon valè nonb, pa tèks nan giyèm.","help":{"concept":"Nonb ak chèn tèks se de kalite valè diferan. Yon nonb senp ekri san giyèm.","hint_1":"Bay `12` dirèkteman a `age`.","hint_2":"Sèvi ak giyèm sèlman pou tèks, apre sa afiche varyab la apre afektasyon an."},"starterCode":"# Store the number 12 in age\n# Print age"}},"projectSteps":{"ci_fix_undefined_name":{"title":"Korije yon varyab yo itilize twò bonè"},"ci_print_variable_not_text":{"title":"Afiche valè varyab la, pa mo a"},"ci_match_variable_spelling":{"title":"Sèvi ak menm non varyab la egzakteman"},"ci_read_and_store_input":{"title":"Sove antre a anvan afiche"},"ci_fix_accidental_string_number":{"title":"Sove yon nonb kòm yon nonb"}}},"f-strings-and-formatting":{"label":"Chèn F ak Fòma","summary":"Kreye yon sòti ki fasil pou li ak f-strings ak valè fòmate.","cards":{"sketch0":{"title":"Sa yon kòd f fè"},"sketch1":{"title":"Poukisa fòma ede lizibilite"},"sketch2":{"title":"Fòmate nimewo andedan f-strings"},"quiz":{"title":"Kwiz"},"project":{"title":"Egzèsi sou Fòma Sòti"}},"quiz":{"sc_fstring_prefix":{"title":"Chwazi kòmansman kòrek chèn f la","prompt":"Ki liy ki kòmanse yon f-string kòrèkteman nan Python?","hint":"Chèche chèn ki mete `f` dirèkteman anvan sitasyon ouvèti a.","help":{"concept":"Yon f-string dwe kòmanse ak lèt `f` imedyatman anvan sitasyon an pou Python konnen pou ranplase valè ki andedan `{}`.","hint_1":"Se sèlman yon sèl opsyon ki itilize prefiks \"`f`\" nan plas ki kòrèk la anvan chèn nan.","hint_2":"Tcheke si liy lan ta pèmèt `{name}` entèprete kòm yon valè varyab olye de tèks senp."},"options":{"a":"print(\"Hello {name}\")","b":"print(f\"Hello {name}\")","c":"print(f Hello {name})"}},"sc_decimal_places":{"title":"Idantifye de chif desimal","prompt":"Ki fòma ekspresyon f-string ki fòmate`price` pou montre egzakteman 2 chif apre virg la?","hint":"Chèche pati fòma a ki itilize `.2f` andedan kròche yo.","help":{"concept":"Anndan yon chèn f, fòma `:.2f` la fòmate yon nimewo kòm yon valè pwen fiks ak de chif apre pwen desimal la.","hint_1":"Enstriksyon fòma a dwe mete andedan `{}`, apre non varyab la ak yon pwen-de-virg.","hint_2":"Jwenn opsyon kote `price` swiv pa `:.2f`, pa deyò kwòk yo epi san ponktiyasyon ki mal."},"options":{"a":"f\"{price.2f}\"","b":"Yon kòmand"}},"mc_fstring_benefits":{"title":"Chwazi deklarasyon ki kòrèk sou f-strings yo.","prompt":"Ki deklarasyon sou f-strings yo ki kòrèk? Chwazi tout sa ki aplike.","hint":"Panse sou kijan f-strings yo mete valè varyab epi amelyore lizibilite sòti a.","help":{"concept":"F-strings yo itilize pou konstwi chenn ki fasil pou li lè yo entegre ekspresyon oswa valè varyab dirèkteman nan tèks avèk `{}`.","hint_1":"Chèche deklarasyon ki dekri fason pou mete valè nan tèks epi rann rezilta yo pi fasil pou li.","hint_2":"Rejte nenpòt deklarasyon ki di aparèy dan yo pa nesesè oswa ke prefiks `f` la se opsyonèl."},"options":{"a":"Yo ka mete valè varyab dirèkteman andedan yon chèn.","b":"Yo itilize kròche awondi alantou valè oswa ekspresyon.","c":"Yo travay sèlman ak valè tèks, pa ak nimewo.","d":"Yo ka fè pwodiksyon an pi fasil pou li."}},"mc_output_formatting_examples":{"title":"Jwenn egzanp fòma ki valab","prompt":"Ki liy ki fason valab pou pwodwi yon sòti fòmate ki fasil pou li nan sijè sa a? Chwazi tout sa ki aplike.","hint":"Chèche liy ki itilize kòrèkteman swa yon f-string oswa yon konbinezon nòmal de chèn ak valè ki deja konvèti an chèn.","help":{"concept":"Ou ka kreye yon sòti ki fasil pou li ak f-strings oswa ak konkatenasyon chèn lè moso yo se chèn ki valab.","hint_1":"Yon chèn f bezwen prefiks `f`, epi konkatene ak `+` bezwen moso chèn sou tou de bò.","hint_2":"Tcheke si chak liy ta mache ak yon varyab chèn tankou `name` epi si sentaks la konplè."},"options":{"a":"print(f\"Name: {name}\")","b":"print(\"Name: \" + name)","c":"print(\"Name: {name}\")","d":"print(f\"Name: \" + {name})"}},"dr_build_simple_fstring":{"title":"Kòmande pyès yo pou yon kòd f senp","prompt":"Aranje jeton yo pou fè yon liy valab ki enprime yon etikèt ak yon valè varyab.","hint":"Aranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete."},"tokens":{"t1":"print(","t2":"Non: {name}","t3":")"}},"dr_profile_output_order":{"title":"Kòmand pou etap sòti fòmate","prompt":"Mete etap sa yo nan pi bon lòd pou montre yon liy pwofil fòmate ak yon f-string.","hint":"Ou bezwen valè yo an premye, apre sa liy enprime ki fòmate a.","help":{"concept":"Pou enprime sòti ki fòmate, varyab yo dwe asiyen anvan yo itilize yo andedan yon f-string.","hint_1":"Ou pa ka mete yon varyab nan yon f-string anvan li gen yon valè.","hint_2":"Tou de asiyasyon yo vini anvan deklarasyon print la, epi deklarasyon print la vini an dènye."},"tokens":{"t1":"non = \"Lina\"","t2":"Laj = 12","t3":"print(f\"{name} is {age} years old\")"}},"fb_missing_prefix":{"title":"Ranpli prefiks ki manke a","prompt":"Konplete liy lan pou Python trete li kòm yon f-string.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Tèks sipò sa a te repare paske fòmil orijinal la te revele repons lan twò dirèkteman.","hint_1":"Panse sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"template":"print([blank1]\"Hello {name}\")","choices":["f","p","eks","s"]},"fb_decimal_format":{"title":"Ranpli fòma nimewo a","prompt":"Chwazi kòd fòma ki manke a pou montre `price` ak 2 chif apre virg la.","hint":"Gade espas vid la, epi chwazi mo a oswa senbòl la ki fè lide a kòrèk.","help":{"concept":"Blank la dwe ranpli ak tèm ki fè deklarasyon an kòrèk.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete fraz la ak sans ki pi klè a."},"template":"print(f\"Price: ${price[blank1]}\")","choices":[":pwen de f",".2f","De","De fwa de"]},"ci_print_profile_line":{"title":"Enprime yon liy pwofil senp","prompt":"Ekri yon kòd Python ki estoke non `Mila` ak laj `13`, epi enprime egzakteman: `Mila is 13 years old` lè l sèvi avèk yon f-string.","hint":"Li tach la \"Enprime yon liy pwofil senp\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta ki mande a pou: \"Enprime yon liy pwofil senp\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta ki mande a.","hint_2":"Klike sou Kouri epi konpare panèl sòti a ak rezilta espere a."},"starterCode":"# TODO: Sere valè yo nan varyab.\n# FÈ: enprime fraz la ak yon f-string"},"ci_format_price_two_decimals":{"title":"Fòmate yon pri","prompt":"Ekri kòd Python ki estoke `price = 4.5` epi enprime egzakteman: `Price: $4.50` lè l sèvi avèk yon f-string ak fòma nimewo.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"starterCode":"price = 4.5\n# Fè: enprime pri ki fòmate a"},"ci_input_greeting":{"title":"Fòmate antre a an yon salitasyon.","prompt":"Ekri yon kòd Python ki li yon non nan antre epi enprime \"`Hello, NAME!`\" lè l sèvi avèk yon f-string.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske tèks orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"starterCode":"# Li yon non\nname = input()\n\n# FÈ: enprime salitasyon an ak yon f-string"},"ci_input_name_city":{"title":"Konstwi yon liy entwodiksyon fòmate","prompt":"Ekri yon kòd Python ki li yon non ak yon vil sou liy separe, epi enprime egzakteman: `NAME lives in CITY` lè l sèvi avèk yon f-string.","hint":"Li tach la \"Bati yon liy entwodiksyon fòmate\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta ki mande a pou: \"Bati yon liy entwodiksyon fòmate\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta ki mande a.","hint_2":"Klike sou Kouri epi konpare panèl sòti a ak rezilta espere a."},"starterCode":"# Li non an ak vil la\nname = input()\ncity = input()\n\n# FÈ: enprime fraz ki fòmate a"},"ci_average_one_decimal":{"title":"Montre yon mwayèn ak yon sèl chif apre virg la.","prompt":"Ekri yon kòd Python ki li de antye, kalkile mwayèn yo epi enprime l egzakteman nan fòma sa a: `Average: X.X`, lè w itilize yon f-string.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmil orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason kesyon an ekri."},"starterCode":"# Li de nimewo antye\nfirst = int(input())\nsecond = int(input())\n\n# Fè: kalkile mwayèn nan\n# FÈ: enprime li kòm Mwayèn: X.X"}},"projectSteps":{"ci_print_profile_line":{"title":"Enprime yon liy pwofil senp"},"ci_format_price_two_decimals":{"title":"Fòmate yon pri"},"ci_input_greeting":{"title":"Fòmate antre a an yon salitasyon."},"ci_input_name_city":{"title":"Konstwi yon liy entwodiksyon fòmate"},"ci_average_one_decimal":{"title":"Montre yon mwayèn ak yon sèl chif apre virg la."}}},"input-and-type-conversion":{"label":"Antre ak Konvèsyon Tip","summary":"Sèvi ak input(), int(), float(), ak str() pou li valè itilizatè a antre epi chanje yo nan tip pwogram ou a bezwen.","cards":{"sketch0":{"title":"Sa input() ba ou"},"sketch1":{"title":"Chanje antre an nonb ak int() ak float()"},"sketch2":{"title":"Sèvi ak str() pou konstwi yon sòti ki fasil pou li"},"quiz":{"title":"Tès"},"project":{"title":"Seri egzèsis sou antre ak konvèsyon"}},"quiz":{"sc_input_type":{"title":"Ki tip ki soti nan input()?","prompt":"Si yon itilizatè tape `25` nan `input()`, ki tip Python retounen anvan nenpòt konvèsyon?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"int","b":"float","c":"str","d":"bool"}},"sc_best_conversion_decimal":{"title":"Chwazi bon konvèsyon an","prompt":"Yon pwogram mande yon tanperati tankou `21.5`. Ki konvèsyon ou ta dwe itilize sou rezilta `input()` la?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"bool()","b":"float()","c":"str()","d":"print()"}},"mc_valid_number_conversions":{"title":"Konvèsyon ki fè nonb","prompt":"Ki liy ki ka byen chanje antre itilizatè a an yon nonb? Chwazi tout sa ki aplikab.","hint":"Chèche konvèsyon ki pwodui valè nimerik apati tèks input() retounen an.","help":{"concept":"Paske `input()` retounen yon chèn, pwogram nimerik yo souvan vlope li ak `int()` oswa `float()` pou kreye nonb.","hint_1":"Gen de konvèsyon entegre ki komen pou nonb antye ak nonb desimal.","hint_2":"Chwazi liy ki rele `input()` epi apre sa vlope rezilta a nan yon konvèsyon nimerik, pa sa ki kenbe li kòm tèks."},"options":{"a":"age = int(input(\"Age: \"))","b":"price = float(input(\"Price: \"))","c":"name = str(input(\"Name: \"))","d":"score = print(input(\"Score: \"))"}},"mc_true_statements_conversion":{"title":"Vrè deklarasyon sou konvèsyon","prompt":"Ki deklarasyon ki vrè? Chwazi tout sa ki aplikab.","hint":"Reflechi sou sa input() retounen ak kilè str() itil.","help":{"concept":"Kesyon sa a verifye twa lide ki lye: `input()` retounen chèn, `int()` konvèti chif tèks an nonb antye, epi `str()` ede konbine nonb ak tèks.","hint_1":"Youn nan deklarasyon vrè yo se sou `input()`, epi yon lòt se sou mete yon nonb nan yon mesaj.","hint_2":"Rejte nenpòt deklarasyon ki di `input()` otomatikman bay yon nonb antye oswa ki di `str()` se sèlman pou antre itilizatè."},"options":{"a":"input() retounen yon chèn","b":"int(\"8\") kreye nonb antye 8","c":"str() ka ede konbine yon nonb ak tèks","d":"input() otomatikman retounen yon int lè itilizatè a tape chif"}},"dr_steps_add_one":{"title":"Mete etap yo nan lòd pou ajoute 1 ak antre itilizatè a","prompt":"Mete etap sa yo nan bon lòd pou li yon laj epi afiche laj la plis 1.","hint":"Pwogram nan dwe li tèks an premye, apre sa konvèti, apre sa fè matematik, epi apre sa afiche.","help":{"concept":"Yon pwogram antre pou debutan anjeneral swiv yon sekans: pran tèks nan `input()`, konvèti li, sèvi ak valè konvèti a, epi apre sa montre rezilta a.","hint_1":"Ou pa ka ajoute `1` san danje anvan ou konvèti tèks yo tape a an yon nonb.","hint_2":"Kòmanse ak li valè a, apre sa fè li nimerik, apre sa kalkile, epi apre sa montre rezilta a."},"tokens":{"t1":"Li valè a ak input()","t2":"Konvèti tèks la ak int()","t3":"Ajoute 1 ak nonb la","t4":"Afiche rezilta a"}},"dr_build_message_number":{"title":"Mete etap yo nan lòd pou yon mesaj tèks ak yon nonb","prompt":"Ranje etap yo pou kreye epi afiche mesaj `You have 5 stars` la lè w sèvi ak yon varyab nonb.","hint":"Nonb la dwe egziste anvan li ka konvèti an tèks epi mete ansanm nan yon mesaj.","help":{"concept":"Lè w ap konbine nonb ak chèn ak `+`, kreye nonb la an premye, konvèti li ak `str()`, apre sa konstwi mesaj konplè a epi afiche li.","hint_1":"Konvèsyon ak `str()` fèt anvan dènye chèn nan fin konplè.","hint_2":"Kòmanse pa estoke valè nimerik la, apre sa chanje li an tèks, apre sa mete moso yo ansanm, epi apre sa afiche."},"tokens":{"t1":"Estoke 5 nan yon varyab","t2":"Konvèti nonb la ak str()","t3":"Mete moso tèks yo ansanm nan yon sèl mesaj","t4":"Afiche mesaj la"}},"fb_int_conversion":{"title":"Ranpli zouti entegre konvèsyon an","prompt":"Konplete kòd la pou antre a vin yon nonb antye.","hint":"Gade espas vid la, apre sa chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"age = [blank1](input(\"Age: \"))","choices":["int","float","print","input"]},"fb_str_message":{"title":"Ranpli konvèsyon ki manke a","prompt":"Konplete kòd la pou nonb la ka mete ansanm ak tèks.","hint":"Gade espas vid la, apre sa chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"message = \"Score: \" + [blank1](score)","choices":["int","float","str","input"]},"code_echo_name":{"title":"Li epi afiche yon non","prompt":"Ekri kòd Python ki li yon liy antre kòm yon non epi ki afiche `Hello, NAME!` lè w sèvi ak non yo antre a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Read a name and print a greeting\n# TODO: use input() and print()"},"code_add_two_ages":{"title":"Adisyone de nonb antye ki soti nan antre","prompt":"Ekri kòd Python ki li de nonb antye, youn pa liy, konvèti yo ak `int()`, epi afiche sòm yo.","hint":"Li travay la \"Adisyone de nonb antye ki soti nan antre\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Adisyone de nonb antye ki soti nan antre\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Read two whole numbers and print their sum\nfirst = input()\nsecond = input()\n# TODO: convert and print"},"code_double_price":{"title":"Double yon nonb desimal","prompt":"Ekri kòd Python ki li yon nonb desimal, konvèti li ak `float()`, epi afiche valè a miltipliye pa 2.","hint":"Li travay la \"Double yon nonb desimal\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Double yon nonb desimal\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Read a decimal number and print double its value\nvalue = input()\n# TODO: convert and print"},"code_age_next_year":{"title":"Afiche laj ane pwochèn","prompt":"Ekri kòd Python ki li laj yon moun kòm yon nonb antye epi ki afiche `Next year: X` kote `X` se laj la plis 1.","hint":"Konvèti laj yo tape a an yon nonb antye anvan ou ajoute 1.","help":{"concept":"Sa a konbine antre, konvèsyon nonb antye, aritmetik, ak sòti ki fasil pou li nan yon sèl ti pwogram.","hint_1":"Estoke laj konvèti a nan yon varyab, apre sa kalkile yon plis pase valè sa a.","hint_2":"Konstwi mesaj ki afiche a pou tèks etikèt la vini an premye, epi apre sa nonb ki ajou a."},"starterCode":"# Read an age and print next year's age\n# TODO: complete the program"},"code_profile_line":{"title":"Konstwi yon liy pwofil senp","prompt":"Ekri kòd Python ki li yon non sou premye liy la ak yon laj sou dezyèm liy la. Konvèti laj la an yon nonb antye, apre sa afiche `NAME is AGE years old`.","hint":"Li travay la \"Konstwi yon liy pwofil senp\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Konstwi yon liy pwofil senp\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Read a name and an age, then print a profile line\nname = input()\nage = input()\n# TODO: convert age and print the sentence"}},"projectSteps":{"code_echo_name":{"title":"Li epi afiche yon non"},"code_add_two_ages":{"title":"Adisyone de nonb antye ki soti nan antre"},"code_double_price":{"title":"Double yon nonb desimal"},"code_age_next_year":{"title":"Afiche laj ane pwochèn"},"code_profile_line":{"title":"Konstwi yon liy pwofil senp"}}},"module-1-profile-card-project":{"label":"Pwojè Modil: Konstwi yon Kat Pwofil","summary":"Yon pwofesè vle yon sèl pwogram kat pwofil ki grandi soti nan yon senp valè ki estoke pou rive nan yon kat entèaktif byen pwòp. Chak etap kenbe kòd ki mache a epi amelyore li.","cards":{"sketch0":{"title":"Premye kliyan kat-pwofil ou a"},"project":{"title":"Konstriktè Kat Pwofil"}},"projectSteps":{"mp_1":{"title":"Konstwi premye kat pwofil la"},"mp_2":{"title":"Fè kat la li antre"},"mp_3":{"title":"Netwaye non yo tape a"},"mp_4":{"title":"Fini kat pwofil konplè a"}},"quiz":{"mp-1-store-profile-values":{"title":"Konstwi premye kat pwofil la","prompt":"Vire apèsi a an premye vrè kat la. Mete `\"Maya\"` nan `student_name`, mete `7` nan `level`, epi apre sa enprime egzakteman:\nProfile for Maya\nLevel: 7","hint":"Estoke valè yo anvan, epi apre sa enprime de liy kat la.","help":{"concept":"Etap sa a kòmanse vrè estrikti pwojè a. Kat la kounye a gen sòti ki gen etikèt olye de yon sèl valè apèsi.","hint_1":"Sèvi ak `student_name` pou varyab non an epi `level` pou nimewo a.","hint_2":"Premye liy la kòmanse ak `Profile for`."},"starterCode":"name = \"Ava\"\nprint(name)\n\n# Replace the preview with a first profile card.\n# Store Maya in student_name and 7 in level.\n# Then print the two profile lines.\n"},"mp-2-read-and-label-input":{"title":"Fè kat la li antre","prompt":"Kenbe menm aranjman kat la, men fè li pi itil. Ranplase non ki estoke a ak `input()`, kenbe `level = 7`, li vil la ak yon dezyèm `input()`, epi enprime egzakteman:\nProfile for <name>\nLevel: 7\nCity: <city>","hint":"Sèvi ak `input()` pou non ak vil yo tape a, epi kontinye enprime kat la nan menm lòd la.","help":{"concept":"Pwojè a toujou sanble ak menm kat la, men kounye a elèv la ka tape valè olye li konte sèlman sou tèks ki estoke.","hint_1":"Non an soti nan premye antre a epi vil la soti nan dezyèm antre a.","hint_2":"Kenbe liy nivo a nan mitan an."},"starterCode":"student_name = \"Maya\"\nlevel = 7\nprint(f\"Profile for {student_name}\")\nprint(f\"Level: {level}\")\n\n# Keep the profile card idea.\n# Replace the stored name with input().\n# Read the city with input() too, then add the city line.\n"},"mp-3-clean-typed-name":{"title":"Netwaye non yo tape a","prompt":"Kenbe menm kat twa liy la. Fwa sa a, netwaye non yo tape a ak `.strip()` ak `.title()` anvan ou enprime li.","hint":"Estoke non yo tape a anvan, epi apre sa netwaye li anvan ou enprime kat la.","help":{"concept":"Sa a se yon amelyorasyon sou menm pwogram nan, pa yon rekòmansman. Aranjman kat la rete menm jan pandan fason yo jere non an vin pi bon.","hint_1":"Sèvi ak yon varyab pou non brit la ak yon lòt pou rezilta netwaye a si sa ede.","hint_2":"Se sèlman non an ki bezwen netwayaj nan etap sa a."},"starterCode":"name = input()\nlevel = 7\ncity = input()\nprint(f\"Profile for {name}\")\nprint(f\"Level: {level}\")\nprint(f\"City: {city}\")\n\n# Keep the card layout.\n# Clean the typed name with .strip() and .title() before printing it.\n"},"mp-4-build-full-profile-card":{"title":"Fini kat pwofil konplè a","prompt":"Kenbe kat non-netwaye a ou deja konstwi a. Kounye a ranplase nivo a ak yon laj yo tape, konvèti li an yon antye, epi enprime kat fini an konsa:\nProfile for <clean name>\nAge next year: <age + 1>\nCity: <city>","hint":"Kenbe lojik non netwaye a, chanje valè mitan an pou `int(input())`, epi enprime liy mitan ki ajou a.","help":{"concept":"Dènye etap la kenbe pifò nan estrikti kat la menm jan an, men li fè pwogram nan pi reyalis lè li li yon laj epi kalkile ane pwochèn.","hint_1":"Lòd antre yo se non, laj, vil.","hint_2":"Liy mitan an ta dwe sèvi ak `age + 1`, pa laj brit la."},"starterCode":"raw_name = input()\nlevel = 7\ncity = input()\nname = raw_name.strip().title()\nprint(f\"Profile for {name}\")\nprint(f\"Level: {level}\")\nprint(f\"City: {city}\")\n\n# Keep the cleaned name.\n# Replace level with a typed age.\n# Print Age next year instead of Level.\n"},"try-module-1-profile-card-project-sketch0":{"title":"Gade apèsi kat pwofil la","prompt":"Mete `\"Ava\"` nan yon varyab ki rele `name` epi enprime li.","hint":"Bay valè a anvan, epi apre sa enprime varyab la.","help":{"concept":"Ti apèsi rapid sa a bay pwojè a yon sèl valè ki estoke byen pwòp anvan tout kat pwofil la grandi bò kote li.","hint_1":"Sèvi ak non varyab `name` la.","hint_2":"Enprime varyab la, pa tèks la dirèkteman."},"starterCode":"# Store Ava in name.\n# Then print name.\n"}},"tryIt":{"try_module_1_profile_card_project_sketch0":{"title":"Eseye li ou menm","prompt":"Mete `\"Ava\"` nan yon varyab ki rele `name` epi enprime li."},"allowReveal":true}},"naming-and-assigning-variables":{"label":"Bay non ak bay valè nan varyab","summary":"Sèvi ak non varyab ki klè, bay valè ak =, epi mete varyab yo ajou lè w re-bay yo valè.","cards":{"sketch0":{"title":"Kisa yon varyab fè"},"sketch1":{"title":"Chwazi non varyab ki klè"},"sketch2":{"title":"Re-bay valè mete yon varyab ajou"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pwojè Pratik sou Varyab"}},"quiz":{"q1":{"title":"Kisa bay valè fè","prompt":"Kisa `score = 10` fè nan Python?","hint":"Gade sa `=` vle di lè w ap kreye oswa mete yon varyab ajou.","help":{"concept":"Bay valè sere yon valè nan non yon varyab pou pwogram nan ka sèvi ak valè sa a pita.","hint_1":"Non an sou bò gòch epi valè a sou bò dwat.","hint_2":"Liy sa a pa enprime anyen poukont li; li sere `10` anba yon non."},"options":{"a":"Li sere valè 10 nan varyab `score` la.","b":"Li enprime 10 nan panèl sòti a.","c":"Li konpare `score` ak 10 pou wè si yo egal.","d":"Li fè `score` tounen yon chèn tèks."}},"q2":{"title":"Pi bon non varyab","prompt":"Ki non varyab ki pi klè pou sere laj yon moun?","hint":"Chwazi non ki fè w konnen valè a vle di kisa.","help":{"concept":"Non varyab ki klè fè kòd pi fasil pou li paske non an dekri valè ki sere a.","hint_1":"Yon mo ki dekri pi bon pase yon sèl lèt lè toude yo pèmèt.","hint_2":"Chwazi opsyon ki di dirèkteman ki nimewo k ap sere a ye."},"options":{"a":"x","b":"n","c":"age","d":"thing"}},"q3":{"title":"Non varyab Python ki valab","prompt":"Chwazi tout non ki se non varyab Python ki valab.","hint":"Verifye si gen espas epi si non an kòmanse ak yon nimewo.","help":{"concept":"Non varyab Python ka sèvi ak lèt, nimewo, ak souliyen, men yo pa ka gen espas oswa kòmanse ak yon chif.","hint_1":"Yon souliyen pèmèt nan yon non.","hint_2":"Rejte nenpòt opsyon ki gen yon espas oswa ki kòmanse ak `2`."},"options":{"a":"user_name","b":"2score","c":"favorite color","d":"level1"}},"q4":{"title":"Efè re-bay valè","prompt":"Chwazi tout deklarasyon ki vre sou kòd sa a:\n\n```python\npoints = 5\npoints = 8\n```","hint":"Reflechi sou ki valè varyab la genyen apre dezyèm bay valè a.","help":{"concept":"Re-bay valè ranplase valè anvan an ki te sere nan menm non varyab la.","hint_1":"Apre dezyèm liy la, varyab la kenbe valè ki pi resan an, pa toude valè yo.","hint_2":"Yon deklarasyon ta dwe mansyone ranplasman, epi yon lòt ta dwe mansyone dènye valè ki sere a."},"options":{"a":"`points` fini ak valè 8.","b":"Nouvo bay valè a ranplase valè 5 la.","c":"`points` sere 5 ak 8 an menm tan.","d":"Dezyèm liy la enprime 8 otomatikman."}},"q5":{"title":"Konstwi yon pwogram senp ak bay valè","prompt":"Mete liy yo nan bon lòd pou sere yon non epi enprime li.","hint":"Bay valè a anvan ou eseye enprime varyab la.","help":{"concept":"Yon varyab dwe resevwa valè anvan yo sèvi avè l nan `print`.","hint_1":"Liy ki gen valè chèn tèks la ta dwe vini anvan liy ki montre varyab la.","hint_2":"Kòmanse ak bay valè a, apre sa sèvi ak `print(...)`."},"tokens":{"t1":"print(name)","t2":"name = \"Lina\""}},"q6":{"title":"Mete yon egzanp re-bay valè nan lòd","prompt":"Ranje liy yo pou pwogram nan enprime `1` epi apre sa `2`.","hint":"Premye enprime a dwe fèt anvan varyab la mete ajou.","help":{"concept":"Pou montre ansyen ak nouvo valè yo, enprime yon fwa anvan re-bay valè epi yon fwa apre re-bay valè.","hint_1":"Mizajou `count` la ta dwe fèt ant de liy enprime yo.","hint_2":"Kòmanse pa sere `1`, apre sa enprime, apre sa chanje valè a, epi enprime ankò."},"tokens":{"t1":"print(count)","t2":"count = 2","t3":"count = 1"}},"q7":{"title":"Konplete non varyab la","prompt":"Chwazi pi bon mo pou konplete bay valè a.","hint":"Chwazi non ki koresponn ak valè `16` la.","help":{"concept":"Yon non varyab ki klè ta dwe dekri sans valè k ap sere a.","hint_1":"Valè a sanble ak tèm ki manke a, kidonk non an ta dwe dekri lide sa a.","hint_2":"Chwazi opsyon ki ta fè liy la fasil pou yon lòt moun li."},"template":"[blank1] = 16","choices":["print","age","hello world","=="]},"q8":{"title":"Konplete re-bay valè a","prompt":"Ranpli espas vid la pou varyab la mete ajou ak yon nouvo nimewo.","hint":"Espas vid la ta dwe nouvo valè ki sou bò dwat `=` la.","help":{"concept":"Re-bay valè chanje yon varyab lè li ba li yon nouvo valè ak `=`.","hint_1":"Non varyab la deja bay, kidonk se sèlman valè ranplasman an ki manke.","hint_2":"Chwazi nimewo ki ta vin nouvo valè ki sere a apre liy la egzekite."},"template":"score = [blank1]","choices":["score","7","print","\"score\""]},"q9":{"title":"Sere epi enprime yon valè","prompt":"Ekri kòd Python ki sere nimewo `12` la nan yon varyab ki rele `age` epi enprime valè a.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Bay `12` a `age`, apre sa enprime varyab la.","help":{"concept":"Yon bay valè debaz sèvi ak `name = value`, epi `print(name)` montre valè ki sere a.","hint_1":"Ou bezwen yon liy bay valè ak yon liy enprime.","hint_2":"Non varyab la dwe `age`, epi rezilta ki enprime a dwe soti nan varyab la."},"starterCode":"# Store 12 in a variable named age\n# Then print the variable"},"q10":{"title":"Sere tèks nan yon varyab ki klè","prompt":"Ekri kòd Python ki sere tèks `\"Maya\"` la nan yon varyab ki rele `student_name` epi enprime li.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Li travay la \"Sere tèks nan yon varyab ki klè\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sere tèks nan yon varyab ki klè\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Store the name in student_name\n# Print the variable"},"q11":{"title":"Mete yon varyab ajou","prompt":"Ekri kòd Python ki:\n1. sere `3` nan yon varyab ki rele `level`\n2. chanje `level` pou li vin `4`\n3. enprime `level`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Sèvi ak menm non varyab la de fwa, apre sa enprime apre mizajou a.","help":{"concept":"Re-bay valè vle di bay yon nouvo valè a yon non varyab ki deja egziste.","hint_1":"Premye valè a se sèlman tanporè paske dezyèm bay valè a ranplase li.","hint_2":"Enprime apre dezyèm bay valè a pou sòti a montre valè ki mete ajou a."},"starterCode":"# Create level\n# Update level\n# Print level"},"q12":{"title":"Li antre a nan yon varyab","prompt":"Ekri kòd Python ki li yon liy antre nan yon varyab ki rele `city` epi apre sa enprime li.\n\nEgzanp: si antre a se `Tokyo`, sòti a ta dwe `Tokyo`.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Read one line into city\n# Print city"},"q13":{"title":"Enprime anvan ak apre re-bay valè","prompt":"Ekri kòd Python ki sere `\"red\"` nan yon varyab ki rele `color`, enprime li, chanje `color` pou li vin `\"green\"`, epi enprime li ankò.\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl sòti a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# Store the first color\n# Print it\n# Change the color\n# Print it again"}},"projectSteps":{"q9":{"title":"Sere epi enprime yon valè"},"q10":{"title":"Sere tèks nan yon varyab ki klè"},"q11":{"title":"Mete yon varyab ajou"},"q12":{"title":"Li antre a nan yon varyab"},"q13":{"title":"Enprime anvan ak apre re-bay valè"}}},"string-indexing-and-slicing":{"label":"Endèksaj ak koupe String","summary":"Aksede karaktè ak sou-chèn lè w sèvi ak endèks ak koupe.","cards":{"sketch0":{"title":"Endèksaj pran yon sèl karaktè"},"sketch1":{"title":"Koupe pran yon pati nan yon string"},"sketch2":{"title":"Modèl komen ak endèks ak koupe"},"quiz":{"title":"Kesyonè"},"project":{"title":"Seri egzèsis sou koupe string"}},"quiz":{"sc_index_zero_start":{"title":"Ki kote endèksaj string kòmanse?","prompt":"Nan Python, ki endèks ki bay premye karaktè yon string?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san w pa konte sou fason repons lan ekri."},"options":{"a":"0","b":"1","c":"-1","d":"premye"}},"sc_slice_end_rule":{"title":"Kijan pozisyon fen koupe yo mache","prompt":"Kisa `text[1:4]` fè nan Python?","hint":"Yon koupe gen ladan endèks kòmansman an epi li sispann anvan endèks fen an.","help":{"concept":"Nan yon koupe tankou `text[start:end]`, Python mete karaktè ki nan `start` la men li pa mete karaktè ki nan `end` la.","hint_1":"Verifye si endèks 4 fè pati rezilta a oswa si se sèlman pwen kote li sispann.","hint_2":"Koupe a kòmanse nan endèks 1 epi li pran karaktè yo jiska, men san li pa mete, endèks 4."},"options":{"a":"Li pran sèlman karaktè ki nan endèks 4","b":"Li pran karaktè yo soti nan endèks 1 rive nan endèks 4, li mete toude ladan yo","c":"Li pran karaktè yo soti nan endèks 1 jiska, men san li pa mete, endèks 4","d":"Li retire karaktè yo soti nan endèks 1 rive nan endèks 4"}},"mc_negative_and_open_slices":{"title":"Rekonèt verite sou string yo","prompt":"Chwazi tout deklarasyon ki vre sou endèksaj ak koupe string nan Python.","hint":"Reflechi sou endèks negatif ak koupe ki manke kòmansman oswa fen.","help":{"concept":"Endèks negatif konte apati fen string nan, epi koupe yo ka kite kòmansman oswa fen an vid pou vle di 'depi nan kòmansman' oswa 'rive nan fen an'.","hint_1":"Verifye si `-1` vle di dènye karaktè a epi si `[:3]` kòmanse nan kòmansman an.","hint_2":"Gen plis pase yon deklarasyon ki kòrèk isit la; chèche sa yo ki koresponn ak vrè konpòtman endèksaj ak koupe Python."},"options":{"a":"`text[-1]` pran dènye karaktè a","b":"`text[:3]` kòmanse nan kòmansman an epi li sispann anvan endèks 3","c":"`text[2:]` kòmanse nan endèks 2 epi li ale rive nan fen an","d":"`text[1:4]` mete karaktè ki nan endèks 4 la ladan l"}},"mc_valid_examples":{"title":"Chwazi ekspresyon ki retounen sou-chèn","prompt":"Pou `word = \"planet\"`, ki ekspresyon ki retounen yon sou-chèn olye de yon sèl karaktè? Chwazi tout sa ki aplikab.","hint":"Yon sou-chèn anjeneral soti nan yon koupe ki gen de pwen.","help":{"concept":"Endèksaj ak yon sèl nimewo retounen yon sèl karaktè, tandiske koupe ak de pwen retounen yon sou-chèn.","hint_1":"Chèche ekspresyon ki sèvi ak `:` anndan krochi yo.","hint_2":"Yon sèl endèks tankou `[0]` oswa `[-1]` retounen yon sèl karaktè, men fòm koupe yo retounen yon seksyon nan string nan."},"options":{"a":"`word[0]`","b":"`word[1:4]`","c":"`word[:2]`","d":"`word[-1]`"}},"dr_build_first_last_middle":{"title":"Mete etap yo nan lòd pou egzamine yon string","prompt":"Mete etap sa yo nan bon lòd pou ekri yon pwogram ki sere yon mo, enprime premye karaktè li, epi apre sa enprime dènye karaktè li.","hint":"Kòmanse pa kreye varyab string nan anvan ou eseye fè endèksaj sou li.","help":{"concept":"Pou sèvi ak endèksaj, ou bezwen yon varyab string an premye. Apre sa ou ka enprime karaktè yo lè w sèvi ak ekspresyon endèks nan yon lòd ki lojik.","hint_1":"Atribisyon varyab la dwe fèt anvan nenpòt liy `print`.","hint_2":"Apre string nan egziste, enprime endèks 0 an premye, epi apre sa enprime endèks -1."},"tokens":{"t1":"word = \"robot\"","t2":"print(word[0])","t3":"print(word[-1])"}},"dr_slice_reasoning":{"title":"Mete eksplikasyon koupe a nan lòd","prompt":"Ranje etap rezònman yo pou `text = \"banana\"` ak `text[1:4]`.","hint":"Reflechi sou kote koupe a kòmanse ak kote li sispann.","help":{"concept":"Yon koupe kòmanse nan premye endèks la, li mete chak karaktè jiska pwen kote li sispann, epi li pa mete endèks fen an.","hint_1":"Kòmanse ak règ pou endèks kòmansman an, apre sa pran karaktè ki ladan yo, epi apre sa sispann anvan endèks fen an.","hint_2":"Eksplikasyon an ta dwe soti nan endèks 1, pase nan lèt ki ladan yo, epi apre sa mansyone ke endèks 4 pa ladan l."},"tokens":{"t1":"Kòmanse nan endèks 1","t2":"Mete karaktè ki nan endèks 1, 2, ak 3 yo ladan yo","t3":"Sispann anvan endèks 4"}},"fb_first_char_index":{"title":"Ranpli endèks pou premye karaktè a","prompt":"Konplete kòd la pou li pran premye karaktè yon string.","hint":"Premye karaktè a sèvi ak endèks kòmansman Python lan.","help":{"concept":"String Python yo sèvi ak endèksaj ki baze sou zewo, kidonk premye karaktè a jwenn ak endèks tèm ki manke a.","hint_1":"Sa a se pi piti endèks nòmal yo itilize pou jwenn yon karaktè depi devan.","hint_2":"Li pa 1 epi li pa yon endèks negatif depi nan fen an."},"template":"print(name[[blank1]])","choices":["0","1","-1","2"]},"fb_open_end_slice":{"title":"Ranpli pati koupe ki manke a","prompt":"Konplete kòd la pou li pran tout bagay soti nan endèks 2 rive nan fen an.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou w dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"print(word[[blank1]])","choices":["2","2:",":2","1:2"]},"code_first_and_last":{"title":"Enprime premye ak dènye karaktè yo","prompt":"Ekri kòd Python ki li yon mo nan antre a. Enprime premye karaktè a sou yon liy epi dènye karaktè a sou liy apre a.","hint":"Li travay la \"Enprime premye ak dènye karaktè yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime premye ak dènye karaktè yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the first character\n# TODO: print the last character"},"code_middle_slice":{"title":"Enprime yon koupe soti nan endèks 1 rive 4","prompt":"Ekri kòd Python ki li yon mo nan antre a epi enprime koupe a soti nan endèks 1 jiska, men san li pa mete, endèks 4.","hint":"Li travay la \"Enprime yon koupe soti nan endèks 1 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime yon koupe soti nan endèks 1 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the required slice"},"code_prefix_suffix":{"title":"Enprime twa premye yo ak rès la","prompt":"Ekri kòd Python ki li yon mo nan antre a. Enprime twa premye karaktè yo sou yon liy, epi apre sa enprime karaktè ki rete yo sou liy apre a.","hint":"Li travay la \"Enprime twa premye yo ak rès la\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime twa premye yo ak rès la\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the first three characters\n# TODO: print the rest of the word"},"code_last_two":{"title":"Enprime de dènye karaktè yo","prompt":"Ekri kòd Python ki li yon mo nan antre a epi enprime de dènye karaktè li yo.","hint":"Li travay la \"Enprime de dènye karaktè yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime de dènye karaktè yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print the last two characters"},"code_wrap_edges":{"title":"Bati yon ti rezime sou bor yo","prompt":"Ekri kòd Python ki li yon mo nan antre a epi enprime yon nouvo string ki fèt ak premye karaktè a, yon tirè, ak dènye karaktè a. Pa egzanp, si antre a se `robot`, sòti a ta dwe `r-t`.","hint":"Li travay la \"Bati yon ti rezime sou bor yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Bati yon ti rezime sou bor yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print first character, then '-', then last character"}},"projectSteps":{"code_first_and_last":{"title":"Enprime premye ak dènye karaktè yo"},"code_middle_slice":{"title":"Enprime yon koupe soti nan endèks 1 rive 4"},"code_prefix_suffix":{"title":"Enprime twa premye yo ak rès la"},"code_last_two":{"title":"Enprime de dènye karaktè yo"},"code_wrap_edges":{"title":"Bati yon ti rezime sou bor yo"}}},"string-methods":{"label":"Metòd String Itil","summary":"Sèvi ak metòd tankou lower, strip, replace, split, ak join.","cards":{"sketch0":{"title":"Kisa metòd string yo fè"},"sketch1":{"title":"Chanje tèks ak replace"},"sketch2":{"title":"Separe epi reyini tèks"},"quiz":{"title":"Kesyonè"},"project":{"title":"Seri Pratik Metòd String"}},"quiz":{"sc-1":{"title":"Chwazi metòd miniskil la","prompt":"Ki metòd string ki chanje tout lèt nan yon string an miniskil?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"strip()","b":"lower()","c":"split()","d":"join()"}},"sc-2":{"title":"Chwazi metòd pou espas deyò yo","prompt":"Ki metòd ki retire espas nan kòmansman ak nan fen yon string?","hint":"Panse ak netwaye tèks tankou \" hi \".","help":{"concept":"Gen kèk metòd string ki chanje majiskil/miniskil lèt yo, gen kèk ki separe tèks la, epi gen youn ki retire espas anplis sèlman sou bò deyò string la.","hint_1":"Metòd la pa retire espas nan mitan tèks la, sèlman nan kòmansman ak nan fen.","hint_2":"Imajine w ap netwaye \" Ada \" pou non an kenbe lèt li yo men li pèdi espas deyò yo."},"options":{"a":"replace()","b":"lower()","c":"strip()","d":"split()"}},"mc-1":{"title":"Metòd ki retounen string","prompt":"Chwazi tout ekspresyon ki retounen yon string.","hint":"Panse ak ki operasyon ki pwodui yon sèl moso tèks, pa yon lis.","help":{"concept":"Diferan metòd string retounen diferan kalite rezilta. `lower()`, `strip()`, ak `replace()` retounen string, tandiske `split()` retounen yon lis string.","hint_1":"Verifye si chak ekspresyon bay tèks ou ta ka enprime dirèkteman kòm yon sèl string.","hint_2":"Youn nan opsyon yo kreye plizyè moso nan yon lis. Lòt yo kenbe rezilta a kòm yon sèl string."},"options":{"a":"\"Hi\".lower()","b":"\" hi \".strip()","c":"\"a,b,c\".split(\",\")","d":"\"cat\".replace(\"c\", \"b\")"}},"mc-2":{"title":"Bon itilizasyon split ak join","prompt":"Chwazi tout deklarasyon ki vre sou `split()` ak `join()`.","hint":"Youn separe yon string an moso, epi lòt la konbine moso yo an yon sèl string.","help":{"concept":"`split()` separe yon string lè li sèvi ak yon delimitè, epi `join()` konbine yon iterable string lè li sèvi ak string ki vini anvan `.join(...)` kòm separatè a.","hint_1":"Mande tèt ou kisa k rive ak kantite moso yo: èske rezilta a vin anpil pati oswa yon sèl string konbine?","hint_2":"Ou ka sèvi ak yon vigil pou separe tèks tankou \"a,b,c\", epi ou ka sèvi ak yon espas pou reyini mo yo an yon fraz."},"options":{"a":"`\"a,b,c\".split(\",\")` separe tèks la an pati","b":"`\" \".join([\"I\", \"code\"])` konbine mo yo ak yon espas","c":"`split()` toujou mete tèks an miniskil","d":"`join()` retire espas deyò yo nan yon string"}},"dr-1":{"title":"Mete etap netwayaj yo nan lòd","prompt":"Mete etap sa yo nan lòd pou netwaye yon non, mete li an miniskil, epi enprime li.","hint":"Kòmanse pa estoke tèks orijinal la, apre sa transfòme li, epi montre rezilta a.","help":{"concept":"Yon ti pwogram Python anjeneral swiv yon sekans: kreye yon valè, transfòme li ak metòd, estoke rezilta a, epi enprime valè final la.","hint_1":"Ou pa ka enprime valè netwaye a anvan li fin kreye.","hint_2":"Etap miniskil la dwe fèt apre tèks orijinal la egziste epi anvan enpresyon final la."},"tokens":{"t1":"name = \" ALICE \"","t2":"clean = name.strip()","t3":"result = clean.lower()","t4":"print(result)"}},"dr-2":{"title":"Mete split ak join nan lòd","prompt":"Ranje etap kòd yo pou chanje \"red-blue-green\" an \"red, blue, green\".","hint":"Premye estoke tèks orijinal la, apre sa separe li, epi reyini moso yo ak yon nouvo separatè.","help":{"concept":"Pou chanje separatè yo, premye separe string orijinal la an pati ak ansyen separatè a, apre sa reyini pati sa yo ak nouvo separatè a.","hint_1":"Lis pati yo dwe egziste anvan ou ka reyini li.","hint_2":"Tiret la itilize nan etap split la, epi vigil-ak-espas la itilize nan etap join la."},"tokens":{"t1":"colors = \"red-blue-green\"","t2":"parts = colors.split(\"-\")","t3":"result = \", \".join(parts)","t4":"print(result)"}},"fb-1":{"title":"Ranpli non metòd la","prompt":"Konplete kòd la pou li retire espas deyò yo nan `text`.","hint":"Sèvi ak metòd ki koupe kòmansman ak fen yon string.","help":{"concept":"Lè tèks gen espas ou pa vle sou bò yo, Python sèvi ak yon metòd string espesifik pou retire sèlman espas deyò sa yo.","hint_1":"Metòd sa a souvan itilize anvan konpare oswa enprime antre itilizatè ki deja netwaye.","hint_2":"Se pa metòd pou miniskil la epi se pa metòd pou ranplase yon mo ak yon lòt."},"template":"clean = text.[blank1]()","choices":["lower","strip","split","join"]},"fb-2":{"title":"Ranpli separatè a","prompt":"Konplete kòd la pou mo yo reyini ak yon sèl espas.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Espas vid la dwe ranpli ak tèm ki koresponn ak travay yo dekri a.","hint_1":"Panse ak sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"sentence = [blank1].join(words)","choices":["\"-\"","\" \"","\",\"","\"|\""]},"code-1":{"title":"Mete yon liy tèks an miniskil","prompt":"Ekri kòd Python ki li yon liy antre, konvèti li an miniskil, epi enprime rezilta a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n# Convert text to lowercase and print it"},"code-2":{"title":"Retire espas deyò yo","prompt":"Ekri kòd Python ki li yon liy antre, retire espas nan kòmansman ak nan fen, epi enprime tèks netwaye a.","hint":"Li travay la \"Retire espas deyò yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Retire espas deyò yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"text = input()\n# Remove outside spaces and print the result"},"code-3":{"title":"Ranplase yon mo","prompt":"Ekri kòd Python ki li yon liy antre epi enprime rezilta a apre li fin ranplase chak `cat` ak `dog`.","hint":"Li travay la \"Ranplase yon mo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Ranplase yon mo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"text = input()\n# Replace cat with dog and print the result"},"code-4":{"title":"Separe mo ki separe ak vigil","prompt":"Ekri kòd Python ki li yon liy mo ki separe ak vigil, separe tèks la nan chak vigil, epi enprime chak mo sou pwòp liy pa li.","hint":"Li travay la \"Separe mo ki separe ak vigil\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Separe mo ki separe ak vigil\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"text = input()\nparts = text.split(\",\")\n# Print each part on its own line"},"code-5":{"title":"Netwaye epi fòmate etikèt yo","prompt":"Ekri kòd Python ki li yon liy antre tankou ` apple,banana,cherry `, retire espas deyò yo, separe tèks la pa vigil, apre sa reyini pati yo ak ` | ` epi enprime rezilta a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n# Remove outside spaces\n# Split by commas\n# Join with \" | \" and print"}},"projectSteps":{"code_1":{"title":"Mete yon liy tèks an miniskil"},"code_2":{"title":"Retire espas deyò yo"},"code_3":{"title":"Ranplase yon mo"},"code_4":{"title":"Separe mo ki separe ak vigil"},"code_5":{"title":"Netwaye epi fòmate etikèt yo"}}}},"python-v2-2":{"and-or-not":{"label":"And, Or, ak Not","summary":"Konbine kondisyon ak operatè boolean.","cards":{"sketch0":{"title":"Sèvi ak and pou mande de bagay"},"sketch1":{"title":"Sèvi ak or ak not"},"sketch2":{"title":"Konbine kondisyon nan vrè deklarasyon if"},"quiz":{"title":"Tès"},"project":{"title":"Bati verifikatè lojik ak and, or, ak not"}},"quiz":{"sc_and_true":{"title":"Kilè and vin vre?","prompt":"Ki deklarasyon sou `A and B` ki kòrèk?","hint":"Panse ak yon règ kote de kondisyon yo dwe toude satisfè.","help":{"concept":"Operatè `and` la konbine de kondisyon epi li retounen true sèlman si chak kondisyon vre.","hint_1":"Konpare `and` ak yon sitiyasyon tankou 'ase gran epi li gen pèmisyon'. Si youn manke, sa dwe echwe.","hint_2":"Mande tèt ou sa k rive si yon bò fo. Avèk `and`, sa fè tout rezilta a fo."},"options":{"a":"Li vre sèlman lè toude A ak B vre.","b":"Li vre lè swa A oswa B vre.","c":"Li toujou opoze A.","d":"Li vre chak fwa A fo."}},"sc_not_flip":{"title":"Kisa not fè?","prompt":"Si `logged_in = False`, `not logged_in` evalye a kisa?","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"False","b":"0","c":"True","d":"None"}},"mc_or_cases":{"title":"Chwazi ekspresyon or ki vre yo","prompt":"Ki ekspresyon ki evalye a `True`? Chwazi tout bon repons yo.","hint":"Avèk `or`, se yon sèl bò ki bezwen vre.","help":{"concept":"Operatè `or` la retounen true lè omwen youn nan de kondisyon li yo vre.","hint_1":"Tcheke chak bò nan chak ekspresyon separeman, epi gade si omwen yon bò vre.","hint_2":"Nenpòt ekspresyon ki gen yon bò vre ak yon bò fo toujou vin vre ak `or`."},"options":{"a":"True or False","b":"False or False","c":"3 > 5 or 10 > 2","d":"7 == 8 or 1 > 4"}},"mc_valid_age_and_name":{"title":"Verifikasyon antre valab","prompt":"Yon pwogram ta dwe aksepte antre sèlman lè itilizatè a gen omwen 18 an epi non an pa vid. Ki kondisyon ki koresponn ak règ sa a? Chwazi tout bon repons yo.","hint":"Règ la bezwen toude laj la ak yon non ki pa vid.","help":{"concept":"Kondisyon boolean ekivalan yo ka ekri nan diferan fason, men yo dwe toujou mande pou toude pati règ la satisfè.","hint_1":"Yon pati tcheke si moun nan granmoun. Lòt pati a tcheke si chèn lan pa vid.","hint_2":"Yon kondisyon ki sèvi ak `not (age < 18)` vle di menm bagay ak gen 18 an oswa plis."},"options":{"a":"age >= 18 and name != \"\"","b":"age >= 18 or name != \"\"","c":"not (age < 18) and name != \"\"","d":"age > 18 and name == \"\""}},"dr_build_and_condition":{"title":"Bati yon kondisyon and","prompt":"Mete token yo nan lòd pou fè yon kondisyon Python valab ki tcheke si `score` omwen 50 epi `passed` vre.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Panse ki pati ki dwe vini an premye.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"tokens":{"t1":"score","t2":">=","t3":"50","t4":"and","t5":"passed"}},"dr_if_elif_else_logic":{"title":"Mete branch yo nan lòd","prompt":"Ranje liy sa yo pou fòme yon estrikti `if` / `elif` / `else` ki valab.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"if age < 13:","t2":"print(\"child\")","t3":"elif age < 18:","t4":"print(\"teen\")","t5":"else:","t6":"print(\"adult\")"}},"fb_not_condition":{"title":"Konplete yon verifikasyon not","prompt":"Chwazi mo ki manke a pou fè kondisyon an vre lè `ready` fo.","hint":"Ou bezwen operatè ki ranvèse yon valè boolean.","help":{"concept":"Sèvi ak `the missing term` lè ou vle yon kondisyon vre pou valè boolean opoze a.","hint_1":"Si `ready` fo, kondisyon an ta dwe toujou pase.","hint_2":"Chwazi operatè ki fè false tounen true anndan verifikasyon `if` la."},"template":"if [blank1] ready:\n print(\"Wait\")","choices":["and","or","not","elif"]},"fb_or_operator":{"title":"Konplete yon règ swa-sa-oswa-sa","prompt":"Chwazi operatè ki fè kondisyon an vre lè youn oswa lòt konparezon an vre.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki koresponn ak travay yo dekri a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"if temp < 0 [blank1] temp > 30:\n print(\"Extreme\")","choices":["and","or","not","="]},"code_ticket_check":{"title":"Tcheke antre nan evènman an","prompt":"Ekri kòd Python ki li de liy: yon antye age ak yon chèn `yes` oswa `no` pou endike si moun nan gen yon ID. Enprime `allowed` si age omwen 18 epi repons ID a se `yes`. Sinon enprime `denied`.","hint":"Li travay la \"Tcheke antre nan evènman an\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Tcheke antre nan evènman an\".","hint_1":"Ekri kòd la ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"age = int(input())\nhas_id = input().strip()\n\n# TODO: print allowed or denied"},"code_free_day":{"title":"Fen semèn oswa jou ferye","prompt":"Ekri kòd Python ki li de liy, chak ladan yo gen `True` oswa `False`: `is_weekend` ak `is_holiday`. Enprime `rest` si youn nan valè yo vre. Sinon enprime `work`.","hint":"Li travay la \"Fen semèn oswa jou ferye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Fen semèn oswa jou ferye\".","hint_1":"Ekri kòd la ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"is_weekend = input().strip() == \"True\"\nis_holiday = input().strip() == \"True\"\n\n# TODO: print rest or work"},"code_not_logged_in":{"title":"Mande lè itilizatè a pa konekte","prompt":"Ekri kòd Python ki li yon liy ki gen `True` oswa `False` pou `logged_in`. Si itilizatè a pa konekte, enprime `please sign in`. Sinon enprime `welcome`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a tcheke si pwogram nan pwodui pwodiksyon yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"logged_in = input().strip() == \"True\"\n\n# TODO: print the correct message"},"code_score_certificate":{"title":"Desizyon sètifika","prompt":"Ekri kòd Python ki li yon antye score ak yon dezyèm liy ki gen `True` oswa `False` pou `late`. Enprime `certificate` si score omwen 80 epi travay la pa an reta. Enprime `passed` si score omwen 80 epi travay la an reta. Sinon enprime `practice`.","hint":"Li travay la \"Desizyon sètifika\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Desizyon sètifika\".","hint_1":"Ekri kòd la ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\nlate = input().strip() == \"True\"\n\n# TODO: print certificate, passed, or practice"},"code_range_check":{"title":"Tcheke si yon nonb nan entèval la","prompt":"Ekri kòd Python ki li yon antye `n`. Enprime `in range` si `n` omwen 10 epi pa plis pase 20. Sinon enprime `out of range`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"n = int(input())\n\n# TODO: print in range or out of range"}},"projectSteps":{"code_ticket_check":{"title":"Tcheke antre nan evènman an"},"code_free_day":{"title":"Fen semèn oswa jou ferye"},"code_not_logged_in":{"title":"Mande lè itilizatè a pa konekte"},"code_score_certificate":{"title":"Desizyon sètifika"},"code_range_check":{"title":"Tcheke si yon nonb nan entèval la"}}},"checking-special-cases-first":{"label":"Tcheke ka espesyal yo an premye","summary":"Sèvi ak verifikasyon bonè ki klè pou fè lojik kondisyonèl la pi fasil pou li.","cards":{"sketch0":{"title":"Poukisa tcheke ka espesyal yo an premye?"},"sketch1":{"title":"Mete verifikasyon espesifik yo anvan verifikasyon laj yo"},"sketch2":{"title":"Sèvi ak `elif` pou separe ka yo klèman"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratike tcheke ka espesyal yo an premye"}},"quiz":{"sc-special-before-general":{"title":"Chwazi pi bon lòd la","prompt":"Poukisa li anjeneral pi bon pou tcheke yon ka espesyal anvan yon ka laj nan yon chèn `if` / `elif`?","hint":"Python sèvi ak premye branch ki gen kondisyon li vre.","help":{"concept":"Nan yon chèn `if` / `elif`, Python tcheke kondisyon yo depi anlè jouk anba epi li sispann nan premye ki vre a. Yon kondisyon laj ka kache yon ka ki pi espesifik si li parèt an premye.","hint_1":"Reflechi sou sa k rive lè yon valè matche ak yon kondisyon espesifik epi ak yon kondisyon ki pi laj tou.","hint_2":"Si kondisyon ki pi laj la vini an premye, Python ap pran branch sa a epi sote branch ka espesyal ki vini apre a."},"options":{"a":"Paske Python egzekite chak branch ki matche yo nan lòd","b":"Paske yon kondisyon laj ki mete an premye ka anpeche yo rive nan ka espesyal la","c":"Paske `elif` mache sèlman ak nonb","d":"Paske ka espesyal yo dwe toujou ekri nan `else`"}},"sc-output-perfect-score":{"title":"Prevwa rezilta a","prompt":"Kisa kòd sa a afiche lè `score = 100`?\n\n```python\nscore = 100\n\nif score >= 60:\n print(\"Pass\")\nelif score == 100:\n print(\"Perfect\")\nelse:\n print(\"Fail\")\n```","hint":"Tcheke ki kondisyon ki vin vre an premye.","help":{"concept":"Python evalye branch `if` ak `elif` yo nan lòd. Menm si yon kondisyon ki vini pita vre tou, li pap egzekite yon fwa yo jwenn yon branch ki vre pi bonè.","hint_1":"Mande tèt ou si `100 >= 60` vre anvan ou panse ak liy `elif` la.","hint_2":"Yon fwa premye branch la matche, Python afiche soti nan branch sa a epi li sote rès la."},"options":{"a":"Perfect","b":"Fail","c":"Pass","d":"Li afiche toude Pass ak Perfect"}},"mc-good-special-case-order":{"title":"Jwenn bon egzanp yo","prompt":"Ki fragman kòd ki tcheke yon ka espesyal anvan yon ka ki pi laj? Chwazi tout sa ki aplikab.","hint":"Chèche yon kondisyon etwat ki plase anlè yon kondisyon ki pi laj.","help":{"concept":"Yon ka espesyal se yon kondisyon ki pi etwat, tankou `score == 100`, tandiske yon ka laj kouvri plis valè, tankou `score >= 60`. Bon lòd la mete ka ki pi etwat la an premye.","hint_1":"Tcheke si premye kondisyon an se yon sou-ansanm yon kondisyon ki vini pita oswa si se kontrè a.","hint_2":"Yon bon repons trete ka limit egzak la anvan kondisyon ki ta enkli li tou."},"options":{"a":"if score == 100: ... elif score >= 60: ...","b":"if age >= 0: ... elif age == 0: ...","c":"if text == \"\": ... elif text != \"\": ...","d":"if number > 0: ... elif number == 1: ..."}},"mc-values-hit-first-branch":{"title":"Ki valè ki pran premye branch la?","prompt":"Konsidere kòd sa a:\n\n```python\nif n == 0:\n print(\"zero\")\nelif n <= 10:\n print(\"small\")\nelse:\n print(\"big\")\n```\n\nKi valè ki afiche `zero`? Chwazi tout sa ki aplikab.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmilasyon orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"-1","b":"0","c":"1","d":"10"}},"dr-order-score-checks":{"title":"Mete branch yo nan lòd","prompt":"Ranje kondisyon sa yo soti nan pi bon rive nan pi move lòd pou yon verifikasyon nòt kote `100` ta dwe resevwa yon mesaj espesyal anvan nòt nòmal ki pase yo.","hint":"Mete kondisyon ki pi espesifik la an premye.","help":{"concept":"Lè yon kondisyon pi espesifik pase yon lòt, youn ki espesifik la ta dwe vini pi bonè pou li pa kache pa yon matche ki pi laj.","hint_1":"Yon verifikasyon egalite egzak pou `100` pi etwat pase yon verifikasyon entèval pou pase.","hint_2":"Branch ki pran tout rès yo dwe vini an dènye paske li trete tout sa ki pa t matche pi bonè."},"tokens":{"t1":"if score == 100","t2":"elif score >= 60","t3":"else"}},"dr-order-input-validation":{"title":"Mete lojik validasyon an nan lòd","prompt":"Ranje verifikasyon sa yo nan yon lòd ki klè pou yon klasifikatè laj. Laj ki pa valab yo ta dwe trete anvan laj nòmal yo.","hint":"Kòmanse ak entèval valè ki enposib la.","help":{"concept":"Validasyon souvan mache pi byen lè yo tcheke antre ki pa valab oswa eksepsyonèl yo an premye, apre sa ka valab espesyal yo, epi finalman ka jeneral la.","hint_1":"Yon laj negatif pa valab, kidonk li ta dwe tcheke anvan nenpòt kategori laj nòmal.","hint_2":"Apre antre ki pa valab la, mete ka limit egzak la anvan ka laj ki rete a."},"tokens":{"t1":"if age < 0","t2":"elif age == 0","t3":"else"}},"fb-empty-string-check":{"title":"Konplete verifikasyon ka espesyal la","prompt":"Ranpli valè ki manke a pou kòd la tcheke yon chèn vid an premye.","hint":"Yon chèn vid pa gen okenn karaktè.","help":{"concept":"Nan Python, yon chèn vid ekri ak de sitasyon epi pa gen anyen nan mitan yo. Se yon ka espesyal komen pou tcheke anvan lòt valè tèks yo.","hint_1":"Ou bezwen literal chèn ki gen zewo karaktè.","hint_2":"Chèche chwa ki se sèlman sitasyon ouvèti ak fèmti san anyen anndan."},"template":"if text == [blank1]:\n print(\"Empty\")","choices":["\"\"","\" \"","None","0"]},"fb-elif-keyword":{"title":"Chwazi bon mo kle a","prompt":"Ranpli mo kle ki manke a pou tcheke yon dezyèm kondisyon sèlman si premye a te fo.","hint":"Mo kle sa a konbine `else` ak `if`.","help":{"concept":"Sèvi ak `the missing term` nan Python lè ou vle yon lòt kondisyon tcheke sèlman si kondisyon ki te vini pi bonè nan menm chèn nan te fo.","hint_1":"Se pa `if`, paske sa ta kòmanse yon blòk kondisyon separe.","hint_2":"Se mo kle yo itilize ant `if` ak `else` nan yon chèn ki gen plizyè branch."},"template":"if score == 100:\n print(\"Perfect\")\n[blank1] score >= 60:\n print(\"Pass\")","choices":["else","elif","then","loop"]},"code-invalid-before-range":{"title":"Tcheke antre ki pa valab an premye","prompt":"Ekri kòd Python ki li yon laj antye nan antre a. Si laj la pi piti pase 0, afiche `Invalid`. Sinon, si laj la pi piti pase 13, afiche `Child`. Nan tout lòt ka yo, afiche `Older`.","hint":"Trete laj enposib la anvan gwoup laj nòmal yo.","help":{"concept":"Lè yon antre pa valab oswa eksepsyonèl, tcheke li an premye fè rès lojik branchman an pi senp ak pi klè.","hint_1":"Li laj la ak `input()`, konvèti li an `int`, epi teste `age < 0` anvan lòt kondisyon yo.","hint_2":"Apre verifikasyon valè ki pa valab la, pwochen branch la ta dwe kouvri laj soti nan 0 rive 12, epi branch final la trete rès la."},"starterCode":"age = int(input())\n\n# TODO: print Invalid, Child, or Older"},"code-perfect-before-pass":{"title":"Afiche yon mesaj espesyal pou 100","prompt":"Ekri kòd Python ki li yon nòt antye. Si nòt la egzakteman 100, afiche `Perfect`. Sinon, si nòt la omwen 60, afiche `Pass`. Nan tout lòt ka yo, afiche `Fail`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmilasyon orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"score = int(input())\n\n# TODO: print Perfect, Pass, or Fail"},"code-empty-yes-other":{"title":"Trete tèks vid an premye","prompt":"Ekri kòd Python ki li yon liy tèks. Si tèks la se yon chèn vid, afiche `Empty`. Sinon, si tèks la se `yes`, afiche `Confirmed`. Nan tout lòt ka yo, afiche `Other`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a tcheke si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n\n# TODO: print Empty, Confirmed, or Other"},"code-zero-before-small":{"title":"Tcheke zewo anvan yon entèval ki pi laj","prompt":"Ekri kòd Python ki li yon nonb antye `n`. Si `n` egzakteman 0, afiche `Zero`. Sinon, si `n` pi piti oswa egal a 10, afiche `Small`. Nan tout lòt ka yo, afiche `Large`.","hint":"Valè egzak 0 fè pati entèval ki pi laj `<= 10` la, kidonk lòd la enpòtan.","help":{"concept":"Lè yon valè espesyal enkli andedan yon entèval ki pi laj, verifikasyon valè egzak la dwe vini an premye sinon verifikasyon entèval la ap kache li.","hint_1":"Li nonb la, epi konpare ak `== 0` anvan ou itilize `<= 10`.","hint_2":"Dezyèm branch la ta dwe pran valè tankou 1 ak 10, pandan branch final la trete nonb ki pi gran pase 10."},"starterCode":"n = int(input())\n\n# TODO: print Zero, Small, or Large"},"code-invalid-code-first":{"title":"Valide yon kòd anvan ka nòmal yo","prompt":"Ekri kòd Python ki li yon kòd antye. Si kòd la pi piti pase 0, afiche `Invalid`. Sinon, si kòd la se 0, afiche `Start`. Nan tout lòt ka yo, afiche `Continue`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fòmilasyon orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa matche ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"code = int(input())\n\n# TODO: print Invalid, Start, or Continue"}},"projectSteps":{"code_invalid_before_range":{"title":"Tcheke antre ki pa valab an premye"},"code_perfect_before_pass":{"title":"Afiche yon mesaj espesyal pou 100"},"code_empty_yes_other":{"title":"Trete tèks vid an premye"},"code_zero_before_small":{"title":"Tcheke zewo anvan yon entèval ki pi laj"},"code_invalid_code_first":{"title":"Valide yon kòd anvan ka nòmal yo"}}},"comparisons-and-truth-values":{"label":"Konparezon ak Valè Verite","summary":"Sèvi ak operatè konparezon epi konprann rezilta True ak False.","cards":{"sketch0":{"title":"Sa operatè konparezon yo fè"},"sketch1":{"title":"Sèvi ak True ak False nan desizyon"},"sketch2":{"title":"Truthiness nimewo, chèn, ak None"},"quiz":{"title":"Tès"},"project":{"title":"Pwojè pratik valè verite"}},"quiz":{"sc-compare-equal":{"title":"Konparezon egal","prompt":"Ki ekspresyon ki tcheke si `score` egal ak `10`?","hint":"Sèvi ak operatè konparezon egalite a, pa afektasyon.","help":{"concept":"Nan Python, `==` konpare de valè, tandiske `=` bay yon valè a yon varyab.","hint_1":"Ou vle yon ekspresyon ki poze yon kesyon sou `score`, pa youn ki chanje `score`.","hint_2":"Chèche opsyon ki gen operatè doub egal la ant `score` ak `10`."},"options":{"a":"score = 10","b":"score == 10","c":"10 = score"}},"sc-truthy-string":{"title":"Valè truthy","prompt":"Ki valè ki truthy nan Python?","hint":"Li kesyon an epi konekte li ak egzanp espesifik leson an.","help":{"concept":"Kesyon sa a tcheke yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"\"\"","b":"0","c":"None","d":"\"hi\""}},"mc-true-comparisons":{"title":"Chwazi tout konparezon ki vre","prompt":"Ki ekspresyon ki evalye a `True`? Chwazi tout sa ki aplikab.","hint":"Tcheke chak konparezon youn pa youn.","help":{"concept":"Yon konparezon retounen `True` sèlman lè relasyon ant de valè yo kòrèk.","hint_1":"Teste chak opsyon nan tèt ou: konpare nimewo yo egzakteman jan yo ekri a.","hint_2":"Chèche deklarasyon kote bò gòch la vrèman pi gwo, egal, oswa pa egal jan sa di a."},"options":{"a":"4 < 2","b":"6 >= 6","c":"3 != 5","d":"7 == 8"}},"mc-falsey-values":{"title":"Valè falsy","prompt":"Ki valè ki falsy nan Python? Chwazi tout sa ki aplikab.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"0","b":"\"\"","c":"\"False\"","d":"None"}},"dr-check-age-order":{"title":"Mete verifikasyon laj la nan lòd","prompt":"Mete liy sa yo nan bon lòd pou fè yon pwogram ki enprime `adult` lè `age` omwen 18.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"age = 20","t2":"if age >= 18:","t3":"print(\"adult\")"}},"dr-compare-then-print":{"title":"Konstwi yon sòti konparezon","prompt":"Ranje liy yo pou enprime rezilta verifikasyon si `5` pi piti pase `9`.","hint":"Kreye varyab la an premye, apre sa enprime li.","help":{"concept":"Ou ka estoke yon rezilta konparezon nan yon varyab epi apre sa enprime valè boolean sa a.","hint_1":"Konparezon an dwe fèt anvan pwogram nan ka enprime rezilta li.","hint_2":"Liy ki gen `print` la ta dwe vini apre liy ki bay rezilta konparezon an."},"tokens":{"t1":"result = 5 < 9","t2":"print(result)"}},"fb-greater-equal":{"title":"Konplete operatè a","prompt":"Chwazi operatè ki fè kondisyon an vre lè `age` se 18 oswa plis.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè a."},"template":"if age [blank1] 18:","choices":[">",">=","==","!="]},"fb-empty-string":{"title":"Ranpli valè falsy a","prompt":"Chwazi valè ki fè kondisyon sa a fo.","hint":"Yon chèn vid se falsy.","help":{"concept":"Nan Python, yon chèn vid se falsy, kidonk yon kondisyon `if` ki sèvi avè l dirèkteman pap egzekite blòk `if` la.","hint_1":"Ou bezwen chèn ki pa gen okenn karaktè ladan li.","hint_2":"Chwazi opsyon ki montre mak sitasyon san anyen ant yo."},"template":"name = [blank1]","choices":["\"Ava\"","\"hello\"","\"\"","\"0\""]},"ci-print-comparisons":{"title":"Enprime de rezilta konparezon","prompt":"Ekri kòd Python ki enprime rezilta `8 > 3` sou yon liy ak `8 == 10` sou liy apre a.","hint":"Sèvi ak `print` ak chak ekspresyon konparezon.","help":{"concept":"Yon ekspresyon konparezon evalye a `True` oswa `False`, epi `print` montre rezilta sa a nan panèl sòti a.","hint_1":"Ou bezwen de liy sòti separe, kidonk sèvi ak de apèl `print` oswa yon sòti ekivalan ki separe pa liy.","hint_2":"Youn nan konparezon yo ta dwe tcheke pi gran pase, epi lòt la ta dwe tcheke egalite ak 10."},"starterCode":"# TODO: print the result of 8 > 3\n# TODO: print the result of 8 == 10"},"ci-age-check":{"title":"Adilt oswa minè","prompt":"Ekri kòd Python ki li yon laj antye nan antre. Enprime `adult` si laj la se 18 oswa plis. Sinon enprime `minor`.","hint":"Li travay la \"Adilt oswa minè\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Adilt oswa minè\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"age = int(input())\n\n# TODO: print adult or minor"},"ci-number-sign":{"title":"Pozitif, zewo, oswa negatif","prompt":"Ekri kòd Python ki li yon nonb antye. Enprime `positive` si li pi gran pase 0, `zero` si li egzakteman 0, epi `negative` sinon.","hint":"Li travay la \"Pozitif, zewo, oswa negatif\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Pozitif, zewo, oswa negatif\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: print positive, zero, or negative"},"ci-name-truthy":{"title":"Tcheke si yo te antre yon non","prompt":"Ekri kòd Python ki li yon liy antre nan `name`. Si `name` pa vid, enprime `Hello`. Sinon enprime `No name`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"name = input()\n\n# TODO: print Hello or No name"},"ci-max-of-two":{"title":"Enprime nimewo ki pi gwo a","prompt":"Ekri kòd Python ki li de nonb antye, youn pa liy. Enprime valè ki pi gwo a. Si yo egal, enprime nenpòt youn ladan yo.","hint":"Konpare de nonb yo ak `>=` oswa `>`.","help":{"concept":"Yon konparezon ka deside kilès nan de valè yo pou enprime selon gwosè yo.","hint_1":"Li toude nonb antye yo an premye, apre sa konpare yo.","hint_2":"Yon branch ta dwe enprime premye nonb la lè li omwen osi gwo ak dezyèm nan; lòt branch la enprime dezyèm nan."},"starterCode":"a = int(input())\nb = int(input())\n\n# TODO: print the larger number"}},"projectSteps":{"ci_print_comparisons":{"title":"Enprime de rezilta konparezon"},"ci_age_check":{"title":"Adilt oswa minè"},"ci_number_sign":{"title":"Pozitif, zewo, oswa negatif"},"ci_name_truthy":{"title":"Tcheke si yo te antre yon non"},"ci_max_of_two":{"title":"Enprime nimewo ki pi gwo a"}}},"if-elif-else":{"label":"If, Elif, ak Else","summary":"Kontwole ki kòd ki kouri selon kondisyon yo.","cards":{"sketch0":{"title":"Chwazi yon chemen ak if"},"sketch1":{"title":"Sèvi ak else pou lòt ka a"},"sketch2":{"title":"Tcheke plis pase de ka ak elif"},"sketch3":{"title":"Tcheke ka espesyal yo an premye"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pwojè Pratik Branching"}},"quiz":{"sc_if_runs_true":{"title":"Kilè yon blòk if kouri?","prompt":"Nan Python, kilè kòd ki endante anba `if condition:` la kouri?","hint":"Reflechi sou si kondisyon an evalye kòm `True` oswa `False`.","help":{"concept":"Yon deklarasyon `if` kontwole si blòk endante li a kouri. Python evalye kondisyon an an premye, epi li kouri blòk la sèlman pou ka ki vre a.","hint_1":"Blòk `if` la pa otomatik. Python tcheke kondisyon an anvan li antre nan liy endante yo.","hint_2":"Chwazi opsyon ki di blòk la kouri sèlman pou rezilta vre kondisyon an."},"options":{"a":"Li toujou kouri","b":"Li kouri sèlman lè kondisyon an se True","c":"Li kouri sèlman lè kondisyon an se False","d":"Li kouri sèlman lè gen yon blòk else"}},"sc_elif_role":{"title":"Pou kisa elif sèvi?","prompt":"Ki objektif prensipal `elif` nan Python?","hint":"Li pèmèt ou tcheke yon lòt kondisyon apre yon kondisyon anvan te fo.","help":{"concept":"`elif` ajoute yon lòt branch nan yon chèn kondisyonèl. Python rive ladan l sèlman si kondisyon `if` oswa `elif` ki te vini anvan yo te fo.","hint_1":"Yo sèvi avè l ant `if` ak `else` lè ou gen yon lòt kondisyon pou teste.","hint_2":"Chèche chwa ki pale de tcheke yon kondisyon anplis olye pou kòmanse yon blòk separe ki pa gen rapò."},"options":{"a":"Pou repete menm blòk la anpil fwa","b":"Pou tcheke yon lòt kondisyon si sa ki te vini anvan yo te fo","c":"Pou fini yon pwogram touswit","d":"Pou enprime valè yon varyab"}},"mc_valid_conditional_facts":{"title":"Reyalite sou chèn kondisyonèl yo","prompt":"Chwazi tout deklarasyon ki vre sou chèn `if` / `elif` / `else` nan Python.","hint":"Reflechi sou lòd la ak konbyen branch ki kouri nan yon sèl chèn.","help":{"concept":"Nan yon chèn kondisyonèl, Python tcheke kondisyon yo soti anlè pou desann epi li sispann nan premye branch ki vre a. `else` se solisyon ranplasman an lè pa gen okenn kondisyon anvan ki matche.","hint_1":"Yon lide enpòtan se ke Python pa kontinye tcheke apre li jwenn yon branch ki vre.","hint_2":"Chwazi deklarasyon yo sou tcheke soti anlè pou desann ak `else` kòm ka ranplasman an."},"options":{"a":"Python tcheke kondisyon yo soti anlè pou desann","b":"Plis pase yon branch nan menm chèn nan ka kouri pou yon sèl antre","c":"Python sispann apre premye branch ki vre nan chèn nan","d":"Blòk else la kouri lè kondisyon anvan yo te fo"}},"mc_truthy_values":{"title":"Valè truthy","prompt":"Chwazi tout valè ki truthy nan Python.","hint":"Li kesyon an epi konekte li ak egzanp espesifik leson an.","help":{"concept":"Kesyon sa a verifye yon lide espesifik nan leson an, pa yon estrateji jeneral pou pran tès.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"0","b":"\"hi\"","c":"5","d":"None"}},"dr_branch_order":{"title":"Mete verifikasyon branch yo nan lòd","prompt":"Ranje etap sa yo nan lòd Python swiv pou yon chèn `if` / `elif` / `else`.","hint":"Python kòmanse anlè a, tcheke kondisyon yo, epi li sispann nan premye korespondans lan.","help":{"concept":"Yon chèn kondisyonèl evalye an sekans. Python tcheke premye kondisyon an, apre sa lòt yo sèlman si sa nesesè, epi li sèvi ak `else` sèlman lè pa gen okenn kondisyon ki matche.","hint_1":"Premye aksyon an se tcheke kondisyon `if` la, pa sote ale nan `else`.","hint_2":"Apre yon `if` ki fo, Python ka tcheke `elif`; `else` vini an dènye si pa gen anyen ki matche."},"tokens":{"t1":"Tcheke kondisyon if la","t2":"Si sa nesesè, tcheke kondisyon elif la","t3":"Kouri premye branch ki matche a","t4":"Sèvi ak else sèlman si pa gen okenn kondisyon anvan ki matche"}},"dr_specific_before_general":{"title":"Mete kondisyon yo nan yon bon lòd","prompt":"Ranje verifikasyon sa yo soti nan pi espesifik rive nan pi jeneral pou yon klasifikatè nòt.","hint":"Yon ka espesyal tankou egzakteman 100 ta dwe vini anvan yon règ ki pi laj tankou 60 oswa plis.","help":{"concept":"Lè kondisyon yo sipèpoze, kondisyon ki pi espesifik la ta dwe vini an premye pou li pa kache pa yon kondisyon ki pi laj ki vini anvan.","hint_1":"Mande tèt ou ki règ ki matche ak pi piti kantite valè yo. Se li ki ta dwe premye.","hint_2":"Verifikasyon nòt egzak la se pi etwat la, entèval pase a pi laj, epi ka ranplasman an vini an dènye."},"tokens":{"t1":"score == 100","t2":"score >= 60","t3":"else"}},"fb_else_keyword":{"title":"Konplete branch ranplasman an","prompt":"Chwazi mo kle ki fè kòd sa a kouri lè kondisyon `if` la fo.","hint":"Mo kle sa a jere ka ki rete a apre tès `if` la echwe.","help":{"concept":"Nan yon kondisyonèl ki gen de branch, `the missing term` se branch ranplasman an ki kouri lè kondisyon `if` la fo.","hint_1":"Li pa yon lòt kondisyon tankou `elif`; se branch ki pran tout lòt ka yo.","hint_2":"Chwazi mo kle yo itilize san kondisyon apre yon blòk `if`."},"template":"[blank1]:\n print(\"no\")","choices":["if","elif","else","print"]},"fb_comparison_operator":{"title":"Chwazi bon konparezon an","prompt":"Ranpli operatè a pou kondisyon an vre lè `age` se 18 oswa plis.","hint":"Gade espas vid la, epi chwazi mo oswa senbòl ki fè lide a kòrèk.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki fè deklarasyon an egzak.","hint_1":"Gade mo ki anvan ak apre espas vid la pou dedwi ki kalite tèm ki nesesè.","hint_2":"Chwazi opsyon ki konplete deklarasyon an ak sans ki pi klè."},"template":"if age [blank1] 18:\n print(\"adult\")","choices":[">","<",">=","=="]},"code_positive_negative_zero":{"title":"Klasifye yon nonb","prompt":"Ekri kòd Python ki li yon nonb antye. Enprime `positive` si nonb la pi gran pase 0, `negative` si li pi piti pase 0, oswa `zero` si li egzakteman 0.","hint":"Li travay la \"Klasifye yon nonb\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Klasifye yon nonb\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: print positive, negative, or zero"},"code_pass_fail":{"title":"Pase oswa echwe","prompt":"Ekri kòd Python ki li yon nòt antye. Enprime `pass` si nòt la se 60 oswa plis. Sinon enprime `fail`.","hint":"Li travay la \"Pase oswa echwe\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Pase oswa echwe\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\n\n# TODO: print pass or fail"},"code_grade_checker":{"title":"Verifikatè nòt senp","prompt":"Ekri kòd Python ki li yon nòt antye soti nan 0 rive 100. Enprime `A` si nòt la se 90 oswa plis, `B` si li soti nan 80 rive 89, `C` si li soti nan 70 rive 79, epi `F` sinon.","hint":"Li travay la \"Verifikatè nòt senp\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Verifikatè nòt senp\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\n\n# TODO: print A, B, C, or F"},"code_empty_or_text":{"title":"Tcheke si tèks la vid","prompt":"Ekri kòd Python ki li yon liy antre. Si liy la se yon chèn vid, enprime `empty`. Sinon enprime `text`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri a pou limite repons lan.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui pwodiksyon yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki matche dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n\n# TODO: print empty or text"},"code_even_odd":{"title":"Pè oswa enpè","prompt":"Ekri kòd Python ki li yon nonb antye. Enprime `even` si nonb la divizib pa 2. Sinon enprime `odd`.","hint":"Sèvi ak operatè rès `%` la pou teste divizibilite pa 2.","help":{"concept":"Yon nonb se pè lè divizyon pa 2 kite yon rès 0. Sinon li enpè.","hint_1":"Sèvi ak yon kondisyon ki baze sou `n % 2`.","hint_2":"Ka pè a se lè rès apre divizyon pa 2 egal a zewo."},"starterCode":"n = int(input())\n\n# TODO: print even or odd"}},"projectSteps":{"code_positive_negative_zero":{"title":"Klasifye yon nonb"},"code_pass_fail":{"title":"Pase oswa echwe"},"code_grade_checker":{"title":"Verifikatè nòt senp"},"code_empty_or_text":{"title":"Tcheke si tèks la vid"},"code_even_odd":{"title":"Pè oswa enpè"}}},"indentation-and-blocks":{"label":"Endantasyon ak Blòk","summary":"Konprann poukisa endantasyon kontwole estrikti nan Python.","cards":{"sketch0":{"title":"Poukisa endantasyon enpòtan"},"sketch1":{"title":"Liy ki gen menm endantasyon fè pati ansanm"},"sketch2":{"title":"Chak branch gen pwòp blòk pa li"},"quiz":{"title":"Tès"},"project":{"title":"Pratike ak endantasyon ak blòk kondisyonèl"}},"quiz":{"sc-indent-purpose":{"title":"Sa endantasyon fè","prompt":"Nan Python, kisa endantasyon sitou di pwogram nan?","hint":"Reflechi sou ki liy ki fè pati anba yon `if` oswa `else`.","help":{"concept":"Python sèvi ak endantasyon pou defini blòk kòd yo. Yon blòk se ansanm liy ki fè pati yon deklarasyon tankou `if`, `elif`, oswa `else`.","hint_1":"Chèche chwa ki pale sou gwoupe liy anba yon branch kondisyonèl.","hint_2":"Sa pa sitou sou dekorasyon oswa kòmantè. Li kontwole estrikti a."},"options":{"a":"Ki liy ki fè pati menm blòk la","b":"Ki varyab ki se strings","c":"Konbyen fwa yon liy ap egzekite","d":"Si print ajoute yon nouvo liy"}},"sc-outside-block":{"title":"Liy deyò blòk la","prompt":"Kisa ki vre sou yon liy ki pa endante anba yon deklarasyon `if`?","hint":"Konpare yon liy ki aliyen ak `if` ak yon liy ki endante anba li.","help":{"concept":"Yon liy ki aliyen ak deklarasyon `if` la deyò blòk `if` sa a, kidonk kondisyon an pa kontwole li menm jan ak liy ki endante yo.","hint_1":"Yon liy sou bò gòch la separe ak branch ki endante a.","hint_2":"Si kondisyon an fo, liy deyò a ka toujou egzekite paske li pa fè pati blòk yo sote a."},"options":{"a":"Yo toujou inyore li","b":"Li fè pati blòk `if` la","c":"Li deyò blòk `if` la","d":"Li fè `if` la tounen yon `else`"}},"mc-same-block":{"title":"Chwazi tout liy ki nan blòk la","prompt":"Konsidere kòd sa a:\n\n```python\nif True:\n print(\"A\")\n print(\"B\")\nprint(\"C\")\n```\n\nKi liy ki anndan blòk `if` la? Chwazi tout bon repons yo.","hint":"Se sèlman liy ki endante anba `if True:` ki fè pati blòk sa a.","help":{"concept":"Nan Python, tout liy ki dirèkteman anba yon deklarasyon epi ki gen menm kantite endantasyon fè pati blòk sa a.","hint_1":"Tcheke ki liy ki deplase sou bò dwat anba `if True:`.","hint_2":"De liy `print` ki gen menm endantasyon yo gwoupe ansanm; liy ki aliyen agoch la separe."},"options":{"a":"print(\"A\")","b":"print(\"B\")","c":"print(\"C\")","d":"if True:"}},"mc-branch-blocks":{"title":"Bon lide sou blòk yo","prompt":"Ki deklarasyon sou blòk Python yo ki kòrèk? Chwazi tout bon repons yo.","hint":"Reflechi sou nivo endantasyon an ak kijan branch `if`/`elif`/`else` yo gwoupe.","help":{"concept":"Blòk nan Python fòme ak endantasyon. Chak branch ka gen pwòp blòk pa li, epi menm endantasyon gwoupe liy yo ansanm.","hint_1":"Chèche deklarasyon sou menm endantasyon ak kò branch separe yo.","hint_2":"Rejte nenpòt chwa ki di endantasyon se sèlman vizyèl oswa opsyonèl."},"options":{"a":"Liy ki gen menm endantasyon anba yon `if` ka fè pati menm blòk la","b":"Yon branch `else` ka gen pwòp blòk endante pa li","c":"Endantasyon nan Python se sèlman pou lizibilite epi li pa afekte egzekisyon","d":"Yon liy deyò blòk la dwe gen plis endantasyon pase liy `if` la"}},"dr-if-else-structure":{"title":"Konstwi yon if-else senp","prompt":"Ranje token yo pou fòme yon estrikti Python `if`/`else` ki valab ki afiche `yes` lè `x > 0` epi `no` sinon.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"if x > 0:","t2":"print(\"yes\")","t3":"else:","t4":"print(\"no\")"}},"dr-two-line-block":{"title":"Ranje yon blòk de liy","prompt":"Ranje token yo pou fè yon pwogram valab kote toude mesaj yo anndan blòk `if` la.","hint":"Tou de liy `print` yo ta dwe rete anba liy `if` la ak menm endantasyon an.","help":{"concept":"Plizyè liy ka fè pati yon sèl blòk lè yo gen menm endantasyon anba menm liy antèt la.","hint_1":"Mete antèt `if` la an premye, apre sa de liy endante yo.","hint_2":"De liy `print` yo ta dwe youn apre lòt epi toude deplase sou bò dwat menm kantite a."},"tokens":{"t1":"if score >= 50:","t2":"print(\"pass\")","t3":"print(\"good effort\")"}},"fb-indent-after-if":{"title":"Konplete antèt blòk la","prompt":"Chwazi mo ki manke a pou konplete liy kondisyonèl la.","hint":"Yon branch kondisyonèl kòmanse ak mo kle Python pou verifye yon kondisyon.","help":{"concept":"Python kòmanse yon kondisyonèl debaz ak mo kle `the missing term` la, apre sa yon kondisyon ak yon kolon.","hint_1":"Ou itilize mo kle sa a anvan yon kondisyon tankou `x > 3`.","hint_2":"Se premye mo kle branch la, pa branch sekou a."},"template":"[blank1] score >= 80:","choices":["if","else","print","input"]},"fb-line-in-block":{"title":"Chwazi liy ki endante a","prompt":"Chwazi liy ki ranpli espas vid la kòrèkteman pou deklarasyon print la anndan blòk `if` la.","hint":"Liy ki anndan blòk la dwe endante.","help":{"concept":"Yon deklarasyon fè pati yon blòk `if` sèlman lè li endante anba liy `if` la.","hint_1":"Chèche chwa ki gen espas anvan `print`.","hint_2":"Liy ki kòrèk la pa aliyen agoch; li deplase sou bò dwat pou montre li fè pati blòk la."},"template":"if ready:\n[blank1]","choices":["print(\"Go\")","if print(\"Go\")",": print(\"Go\")"]},"code-basic-if-output":{"title":"Afiche soti nan yon blòk if","prompt":"Ekri kòd Python ki li yon nonb antye. Si nonb la pi gran pase 10, afiche `big`. Sinon afiche `small`.","hint":"Li travay la \"Afiche soti nan yon blòk if\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Afiche soti nan yon blòk if\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: print \"big\" if n > 10, otherwise print \"small\""},"code-two-lines-in-block":{"title":"Sèvi ak de liy nan yon sèl blòk","prompt":"Ekri kòd Python ki li yon nonb antye. Si nonb la omwen 5, afiche `high` sou yon liy epi `checked` sou liy apre a. Sinon afiche sèlman `low`.","hint":"Li travay la \"Sèvi ak de liy nan yon sèl blòk\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Sèvi ak de liy nan yon sèl blòk\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = int(input())\n\n# TODO: write the conditional output"},"code-elif-branches":{"title":"Klasifye ak if elif else","prompt":"Ekri kòd Python ki li yon nonb antye. Afiche `positive` si li pi gran pase 0, `negative` si li pi piti pase 0, epi `zero` sinon.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"n = int(input())\n\n# TODO: print positive, negative, or zero"},"code-special-case-first":{"title":"Tcheke ka espesyal la an premye","prompt":"Ekri kòd Python ki li yon nòt antye. Afiche `perfect` si nòt la egzakteman 100. Sinon, si nòt la omwen 60, afiche `pass`. Nan tout lòt ka yo, afiche `retry`.","hint":"Li travay la \"Tcheke ka espesyal la an premye\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Tcheke ka espesyal la an premye\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"score = int(input())\n\n# TODO: print perfect, pass, or retry"},"code-nested-if-basic":{"title":"Sèvi ak yon if anndan yon lòt if","prompt":"Ekri kòd Python ki li yon laj antye. Si laj la omwen 13, alò tcheke yon lòt kondisyon: si laj la omwen 18, afiche `adult`; sinon afiche `teen`. Si laj la pi piti pase 13, afiche `child`.","hint":"Kòmanse ak verifikasyon laj ekstèn nan, apre sa mete yon lòt `if` anndan blòk sa a.","help":{"concept":"Kondisyonèl anbrike yo sèvi ak yon blòk endante anndan yon lòt. `if` entèn nan egzekite sèlman lè kondisyon ekstèn nan vre.","hint_1":"Premye separe laj ki anba 13 ak laj 13 oswa plis.","hint_2":"Anndan branch ekstèn ki vre a, konpare ankò pou deside ant de gwoup ki pi gran yo."},"starterCode":"age = int(input())\n\n# TODO: use a nested if to print child, teen, or adult"}},"projectSteps":{"code_basic_if_output":{"title":"Afiche soti nan yon blòk if"},"code_two_lines_in_block":{"title":"Sèvi ak de liy nan yon sèl blòk"},"code_elif_branches":{"title":"Klasifye ak if elif else"},"code_special_case_first":{"title":"Tcheke ka espesyal la an premye"},"code_nested_if_basic":{"title":"Sèvi ak yon if anndan yon lòt if"}}},"module-2-study-checker-project":{"label":"Pwojè Modil: Bati yon Verifikatè Etid","summary":"Yon antrenè etid vle yon sèl verifikatè ki vin pi entelijan etap pa etap. Kontinye ajoute règ nan menm pwogram nan jiskaske li ka jere kòd ki manke, move nòt, ak mesaj estati final yo.","cards":{"sketch0":{"title":"Premye kliyan ou ki baze sou règ"},"project":{"title":"Konstriktè Verifikatè Etid"}},"projectSteps":{"mp_1":{"title":"Kòmanse règ nòt la"},"mp_2":{"title":"Ajoute règ antre a"},"mp_3":{"title":"Jere yon kòd ki manke"},"mp_4":{"title":"Fini verifikatè konplè a"}},"quiz":{"mp-1-check-pass-fail":{"title":"Kòmanse règ nòt la","prompt":"Kòmanse verifikatè etid la ak yon sèl règ senp. Li yon nòt antye. Enprime `Pass` si nòt la omwen 70. Sinon enprime `Try again`.","hint":"Konvèti antre a, apre sa chwazi ant de sòti.","help":{"concept":"Pwojè a kòmanse ak règ itil ki pi senp la: li yon nòt epi chwazi youn nan de mesaj.","hint_1":"Sèvi ak `int(input())` pou konparezon an sèvi ak nimewo.","hint_2":"Se yon sèl mesaj ki dwe enprime."},"starterCode":"# Read one score and print Pass or Try again.\n"},"mp-2-check-join-rule":{"title":"Ajoute règ antre a","prompt":"Kenbe lide verifikatè ki baze sou nòt la, men ajoute yon lòt règ. Li `member` ak `input()`. Enprime `Join` sèlman lè nòt la omwen 70 epi `member` egzakteman `yes`. Sinon enprime `Wait`.","hint":"Sèvi ak `and` pou toude kondisyon yo dwe vre.","help":{"concept":"Etap sa a elaji menm verifikatè a ak yon dezyèm kondisyon olye pou kòmanse yon nouvo egzèsis depi nan kòmansman.","hint_1":"Nòt la toujou enpòtan, men kounye a manm lan enpòtan tou.","hint_2":"Si youn nan pati yo echwe, sòti a dwe `Wait`."},"starterCode":"score = int(input())\nif score >= 70:\n print(\"Pass\")\nelse:\n print(\"Try again\")\n\n# Keep the score rule idea.\n# Read member with input().\n# Print Join only when the score is at least 70 and member is yes.\n"},"mp-3-handle-missing-text":{"title":"Jere yon kòd ki manke","prompt":"Kenbe verifikatè Join/Wait ou deja bati a. Ajoute yon lòt antre ki rele `code`. Si `code` se yon chèn vid, enprime `Missing code` anvan ou tcheke règ nòmal Join/Wait la.","hint":"Tcheke ka kòd ki manke a an premye, apre sa pase nan règ anvan an.","help":{"concept":"Yon verifikatè ki konekte grandi lè li jere ka espesyal yo anvan règ pi laj la ki deja mache.","hint_1":"Chèn vid la ekri konsa `\"\"`.","hint_2":"Si kòd la manke, okenn lòt mesaj pa dwe enprime."},"starterCode":"score = int(input())\nmember = input()\nif score >= 70 and member == \"yes\":\n print(\"Join\")\nelse:\n print(\"Wait\")\n\n# Keep the Join/Wait rule.\n# Read one more input named code.\n# If code is empty, print Missing code before the normal rule.\n"},"mp-4-build-final-study-checker":{"title":"Fini verifikatè konplè a","prompt":"Kenbe menm twa antre yo nan menm lòd la: score, member, code. Kounye a fini verifikatè a ak règ sa yo:\n- `Missing code` si `code` vid\n- `Invalid score` si nòt la pi piti pase 0\n- `Join club first` si `member` pa `yes`\n- `Excellent` si nòt la omwen 90\n- `Passing` si nòt la omwen 70\n- `Needs practice` sinon","hint":"Kenbe ka espesyal yo an premye, apre sa fini ak entèval nòt nòmal yo.","help":{"concept":"Vèsyon final la kenbe menm estrikti verifikatè a epi ajoute branch ki pi klè nan lòd yon pwogram reyèl ta bezwen yo.","hint_1":"Sèvi ak yon sèl chèn `if` / `elif` / `else` pou se yon sèl rezilta ki enprime.","hint_2":"Branch kòd ki manke ak nòt ki pa valab yo dwe vini anvan branch estati yo."},"starterCode":"score = int(input())\nmember = input()\ncode = input()\nif code == \"\":\n print(\"Missing code\")\nelif score >= 70 and member == \"yes\":\n print(\"Join\")\nelse:\n print(\"Wait\")\n\n# Keep the same inputs.\n# Add invalid-score and not-a-member checks before the normal score results.\n# Then print the final status message.\n"},"try-module-2-study-checker-project-sketch0":{"title":"Gade verifikatè a davans","prompt":"Li yon nòt. Enprime `Ready` si li omwen 50. Sinon enprime `Keep going`.","hint":"Sèvi ak `int(input())` ak yon chwa `if` / `else`.","help":{"concept":"Ti apèsi rapid sa a montre modèl debaz ki dèyè pi gwo pwojè a: li yon valè, teste yon règ, epi enprime yon rezilta ki koresponn.","hint_1":"Gen sèlman de sòti posib.","hint_2":"Konpare nòt la ak 50."},"starterCode":"# Read one score and print Ready or Keep going.\n"}},"tryIt":{"try_module_2_study_checker_project_sketch0":{"title":"Eseye li ou menm","prompt":"Li yon nòt. Enprime `Ready` si li omwen 50. Sinon enprime `Keep going`."},"allowReveal":true}},"truthiness-and-empty-values":{"label":"Truthiness ak Valè Vid","summary":"Konprann kijan chèn vid, zewo, ak None konpòte yo nan kondisyon.","cards":{"sketch0":{"title":"Sa truthy ak falsy vle di"},"sketch1":{"title":"Kijan nonb ak None konpòte yo"},"sketch2":{"title":"Kilè truthiness itil ak kilè pou fè atansyon"},"quiz":{"title":"Tès"},"project":{"title":"Pwojè Pratik Truthiness"}},"quiz":{"sc-falsy-empty-string":{"title":"Chèn vid nan yon kondisyon","prompt":"Kisa k rive nan Python lè `text = \"\"` epi pwogram nan tcheke `if text:`?","hint":"Yon chèn vid gen yon valè truthiness espesyal.","help":{"concept":"Python trete chèn vid kòm falsy, kidonk `if text:` echwe lè `text` se `\"\"`.","hint_1":"Poze tèt ou kesyon si `\"\"` konte kòm gen kontni.","hint_2":"Kondisyon an pa antre nan blòk `if` la pou yon chèn vid."},"options":{"a":"Kondisyon an trete kòm vre","b":"Kondisyon an trete kòm fo","c":"Python leve yon erè","d":"Python konvèti li an nonb 0 anvan"}},"sc-none-truthiness":{"title":"None nan yon deklarasyon if","prompt":"Ki deklarasyon sou `None` nan yon kondisyon Python ki kòrèk?","hint":"Reflechi si `None` konpòte li plis tankou yon valè prezan oswa yon valè ki manke.","help":{"concept":"Nan Python pou debutan, `None` se yon valè falsy epi li souvan reprezante done ki manke oswa ki poko defini.","hint_1":"Si `value = None`, alò `if value:` pa pral egzekite blòk prensipal li a.","hint_2":"Chwazi opsyon ki di Python trete `None` tankou fo nan kondisyon yo."},"options":{"a":"`None` toujou truthy","b":"`None` se falsy","c":"`None` vin yon chèn vid otomatikman","d":"`None` ka itilize sèlman ak nonb"}},"mc-falsy-values":{"title":"Chwazi valè falsy yo","prompt":"Ki valè ki falsy nan Python? Chwazi tout sa ki aplikab.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"0","b":"\"\"","c":"None","d":"\"hi\""}},"mc-truthy-values":{"title":"Chwazi valè truthy yo","prompt":"Ki valè ki truthy nan Python? Chwazi tout sa ki aplikab.","hint":"Tèks ki pa vid ak nonb ki pa zewo anjeneral konte kòm vre.","help":{"concept":"Yon chèn ki pa vid ak nenpòt nonb ki pa zewo se truthy, pandan `0`, `\"\"`, ak `None` se falsy.","hint_1":"Tcheke ki opsyon ki ta fè `if value:` egzekite blòk li a.","hint_2":"Youn nan bon repons yo se tèks ki gen karaktè ladan l, epi yon lòt se yon nonb ki pa zewo."},"options":{"a":"\"hello\"","b":"5","c":"0","d":"None"}},"dr-check-empty-input-order":{"title":"Mete verifikasyon antre vid la nan lòd","prompt":"Ranje liy sa yo pou fè yon pwogram ki li tèks epi ki afiche `Empty` lè antre a se yon chèn vid, sinon li afiche `Has text`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"text = input()","t2":"if text:","t3":"print(\"Has text\")","t4":"else:","t5":"print(\"Empty\")"}},"dr-check-none-order":{"title":"Mete verifikasyon None nan lòd","prompt":"Ranje liy sa yo pou fè yon pwogram ki afiche `Missing` lè `value` se `None`, sinon li afiche `Present`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"value = None","t2":"if value is None:","t3":"print(\"Missing\")","t4":"else:","t5":"print(\"Present\")"}},"fb-zero-falsy":{"title":"Ranpli valè ki manke pou zewo","prompt":"Konplete fraz la sou truthiness.","hint":"Reflechi sou kijan Python trete zewo nan yon kondisyon `if`.","help":{"concept":"Nonb `0` la se youn nan valè estanda the missing term nan Python.","hint_1":"Si `count = 0`, alò `if count:` pa egzekite blòk prensipal la.","hint_2":"Chwazi mo ki vle di Python trete kondisyon an tankou fo."},"template":"Nan Python, `0` se [blank1].","choices":["truthy","falsy","yon chèn","None"]},"fb-nonempty-string":{"title":"Ranpli valè ki manke pou tèks","prompt":"Konplete fraz la sou chèn nan kondisyon yo.","hint":"Yon chèn ki gen karaktè ladan l konpòte li diferan de `\"\"`.","help":{"concept":"Yon chèn ki pa vid se the missing term, pandan yon chèn vid se falsy.","hint_1":"Imajine `name = \"Leo\"` anndan `if name:`.","hint_2":"Chwazi mo ki vle di kondisyon an aji tankou vre."},"template":"Yon chèn ki pa vid se [blank1] nan kondisyon Python yo.","choices":["ki manke","falsy","truthy","zewo"]},"code-classify-string":{"title":"Klasifye tèks vid oswa ki pa vid","prompt":"Ekri kòd Python ki li yon liy antre. Si antre a se yon chèn vid, afiche `empty`. Sinon, afiche `not empty`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kodaj sa a tcheke si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\n# TODO: print \"empty\" if text is empty, otherwise print \"not empty\""},"code-classify-number":{"title":"Klasifye zewo oswa ki pa zewo","prompt":"Ekri kòd Python ki li yon nonb antye. Si nonb la truthy, afiche `truthy number`. Sinon, afiche `falsy number`.","hint":"Li travay la \"Classify zero or non-zero\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Classify zero or non-zero\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo espere a."},"starterCode":"number = int(input())\n# TODO: print the correct message based on the number's truthiness"},"code-check-missing-word":{"title":"Tcheke yon makè mo ki manke","prompt":"Ekri kòd Python ki li yon liy antre. Si antre a egzakteman `None`, afiche `missing`. Sinon, afiche `present`.","hint":"Li travay la \"Check for a missing word marker\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a tcheke si kòd ou a pwodui rezilta yo mande a pou: \"Check for a missing word marker\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo espere a."},"starterCode":"value = input()\n# TODO: if the input text is exactly \"None\", print \"missing\"; otherwise print \"present\""},"code-points-message":{"title":"Afiche yon mesaj pou pwen","prompt":"Ekri kòd Python ki li yon nonb antye yo rele `points`. Si `points` se 0, afiche `no points`. Sinon, afiche `points recorded`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"points = int(input())\n# TODO: print the correct message"},"code-two-inputs-both-present":{"title":"Tcheke si toude antre yo gen tèks","prompt":"Ekri kòd Python ki li de liy antre: `first` ak `second`. Si toude se chèn ki pa vid, afiche `both present`. Sinon, afiche `missing one`.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"first = input()\nsecond = input()\n# TODO: print \"both present\" only when both strings are non-empty"}},"projectSteps":{"code_classify_string":{"title":"Klasifye tèks vid oswa ki pa vid"},"code_classify_number":{"title":"Klasifye zewo oswa ki pa zewo"},"code_check_missing_word":{"title":"Tcheke yon makè mo ki manke"},"code_points_message":{"title":"Afiche yon mesaj pou pwen"},"code_two_inputs_both_present":{"title":"Tcheke si toude antre yo gen tèks"}}}},"python-v2-3":{"accumulators-and-counters":{"label":"Akimilatè ak Kontè","summary":"Konstwi total, konte, ak rezime k ap kontinye nan bouk yo.","cards":{"sketch0":{"title":"Sa akimilatè ak kontè yo fè"},"sketch1":{"title":"Konte sèlman lè yon kondisyon vre"},"sketch2":{"title":"Konstwi total ak rezime k ap kontinye"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratike Akimilatè ak Kontè"}},"quiz":{"ex1":{"title":"Idantifye akimilatè a","prompt":"Nan kòd sa a, ki varyab ki akimilatè a?\n\n```python\nnumbers = [2, 4, 6]\ntotal = 0\nfor n in numbers:\n total = total + n\nprint(total)\n```","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"options":{"a":"numbers","b":"n","c":"total","d":"print"}},"ex2":{"title":"Chwazi pi bon valè pou kòmanse","prompt":"Ou vle konte konbyen lèt nan yon mo ki vwayèl. Ki pi bon valè pou kòmanse pou varyab kontè a?","hint":"Yon kontè swiv konbyen korespondans ki rive jiskaprezan.","help":{"concept":"Kontè yo anjeneral kòmanse nan zewo paske anvan bouk la kòmanse, poko gen okenn eleman ki koresponn ki konte.","hint_1":"Mande tèt ou ki kantite a ta dwe ye anvan ou verifye nenpòt lèt.","hint_2":"Anvan bouk la kouri, kantite vwayèl yo jwenn se okenn."},"options":{"a":"1","b":"0","c":"\"\"","d":"True"}},"ex3":{"title":"Chwazi modèl kontè yo","prompt":"Ki liy kòd ki fason valab pou ogmante yon kontè pa 1? Chwazi tout bon repons yo.","hint":"Yon mizajou kontè ta dwe sèvi ak ansyen valè a epi ajoute youn.","help":{"concept":"Yon mizajou kontè ogmante kantite aktyèl ki estoke a pa youn, kidonk nouvo valè a depann de ansyen valè a.","hint_1":"Chèche afektasyon kote varyab la vin tèt li plis `1`.","hint_2":"Rejte liy ki rekòmanse varyab la oswa ki soustrae olye yo ogmante li."},"options":{"a":"count = count + 1","b":"count += 1","c":"count = 1","d":"count = count - 1"}},"ex4":{"title":"Jwenn deklarasyon ki vre sou akimilatè yo","prompt":"Ki deklarasyon ki vre sou akimilatè nan bouk Python pou debutan? Chwazi tout bon repons yo.","hint":"Reflechi sou sa yon akimilatè estoke ak kijan li chanje pandan bouk la.","help":{"concept":"Yon akimilatè kenbe yon rezilta k ap kontinye atravè iterasyon yo epi yo mete li ajou repete selon chak eleman nan bouk la.","hint_1":"Gen kèk akimilatè ki ajoute nonb, epi gen kèk ki konstwi chèn tèks.","hint_2":"Chèche deklarasyon sou valè kòmansman ak mizajou repete anndan bouk la."},"options":{"a":"Yon akimilatè ka kòmanse nan 0 lè l ap konstwi yon total nimerik.","b":"Yon akimilatè ka mete ajou anndan yon bouk for.","c":"Yon akimilatè dwe toujou estoke tèks, pa nonb.","d":"Yon akimilatè ka konstwi yon chèn tèks etap pa etap."}},"ex5":{"title":"Mete etap konte yo nan lòd","prompt":"Ranje etap sa yo pou konte konbyen vwayèl ki nan yon mo.","hint":"Kòmanse pa mete kontè a an plas anvan bouk la kòmanse.","help":{"concept":"Yon bouk konte swiv yon modèl komen: inisyalize, iterasyon, teste, epi mete ajou lè kondisyon an vre.","hint_1":"Kontè a dwe egziste anvan ou ka ogmante li.","hint_2":"Verifikasyon kondisyon an fèt anndan bouk la anvan kontè a chanje."},"tokens":{"t1":"Mete `vowel_count = 0`","t2":"Fè bouk sou chak karaktè nan mo a","t3":"Verifye si karaktè a se yon vwayèl","t4":"Ogmante `vowel_count` pa 1"}},"ex6":{"title":"Mete lojik total k ap kontinye a nan lòd","prompt":"Ranje ide kòd sa yo nan bon lòd pou fè sòm nonb nan yon lis.","hint":"Yon total k ap kontinye kòmanse anvan bouk la epi yo enprime li apre bouk la.","help":{"concept":"Pou konstwi yon total, ou inisyalize akimilatè a, fè bouk sou eleman yo, mete total la ajou chak fwa, epi apre sa sèvi ak rezilta final la lè bouk la fini.","hint_1":"Etap print la dwe nan fen an, apre tout nonb yo fin trete.","hint_2":"Etap mizajou a dwe fèt anndan bouk la, apre chak nonb vizite."},"tokens":{"t1":"Mete `total = 0`","t2":"Fè bouk sou chak nonb","t3":"Mete `total` ajou ak nonb aktyèl la","t4":"Enprime `total`"}},"ex7":{"title":"Ranpli valè kòmansman kontè a","prompt":"Ranpli kòd la pou kontè a kòmanse kòrèkteman.","hint":"Anvan bouk la konte nenpòt bagay, kantite a ta dwe montre poko gen okenn korespondans.","help":{"concept":"Yon kontè kòmanse nan zewo paske zewo eleman te konte anvan bouk la kòmanse.","hint_1":"Sa a se valè kòmansman nòmal pou konte kantite fwa yon bagay rive.","hint_2":"Sèvi ak nonb ki reprezante anyen poko konte jiskaprezan."},"template":"count = [blank1]","choices":["0","1","\"\"","count"]},"ex8":{"title":"Ranpli varyab akimilatè a","prompt":"Ranpli liy la pou li ajoute nonb aktyèl la nan total k ap kontinye a.","hint":"Menm varyab la ta dwe parèt sou toude bò yo lè w ap mete ajou yon total k ap kontinye.","help":{"concept":"Yon mizajou akimilatè sèvi ak valè aktyèl ki estoke a epi li konbine li ak nouvo eleman an pou fè pwochen valè a.","hint_1":"Non ki manke a se varyab ki estoke sòm k ap kontinye a.","hint_2":"Sèvi ak varyab ki ta dwe kontinye grandi pandan bouk la ap kontinye."},"template":"[blank1] = total + n","choices":["n","print","total","numbers"]},"ex9":{"title":"Fè sòm tout nonb ki soti nan antre a","prompt":"Ekri kòd Python ki li yon liy antye ki gen nonb antye separe pa espas, ajoute yo tout, epi enprime total la.\n\nEgzanp antre:\n`3 5 2`\n\nRezilta yo atann lan:\n`10`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay la \"Fè sòm tout nonb ki soti nan antre a\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Fè sòm tout nonb ki soti nan antre a\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"parts = input().split()\ntotal = 0\n\n# TODO: loop through parts, add each number to total\n\nprint(total)"},"ex10":{"title":"Konte vwayèl nan yon mo","prompt":"Ekri kòd Python ki li yon mo, konte konbyen vwayèl miniskil li genyen, epi enprime kantite a.\n\nKonte vwayèl sa yo: `a`, `e`, `i`, `o`, `u`.\n\nEgzanp antre:\n`banana`\n\nRezilta yo atann lan:\n`3`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"word = input()\nvowel_count = 0\n\n# TODO: loop through the characters in word\n# TODO: if the character is a vowel, increase vowel_count\n\nprint(vowel_count)"},"ex11":{"title":"Ajoute sèlman nonb pè","prompt":"Ekri kòd Python ki li yon liy antye ki gen nonb antye separe pa espas, ajoute sèlman nonb pè yo, epi enprime total la.\n\nEgzanp antre:\n`4 7 2 9 6`\n\nRezilta yo atann lan:\n`12`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay la \"Ajoute sèlman nonb pè\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Ajoute sèlman nonb pè\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"parts = input().split()\neven_total = 0\n\n# TODO: loop through the parts\n# TODO: convert each part to an integer\n# TODO: if the number is even, add it to even_total\n\nprint(even_total)"},"ex12":{"title":"Konte nonb pozitif","prompt":"Ekri kòd Python ki li yon liy antye ki gen nonb antye separe pa espas, konte konbyen ki pi gran pase zewo, epi enprime kantite a.\n\nEgzanp antre:\n`-2 5 0 3 -1`\n\nRezilta yo atann lan:\n`2`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"parts = input().split()\ncount = 0\n\n# TODO: loop through the parts\n# TODO: count numbers greater than 0\n\nprint(count)"},"ex13":{"title":"Konstwi yon mo ak tirè","prompt":"Ekri kòd Python ki li yon mo epi enprime karaktè li yo ansanm ak tirè apre chak karaktè.\n\nEgzanp antre:\n`code`\n\nRezilta yo atann lan:\n`c-o-d-e-`\n\nTape kòd nan editè kòd la, klike Run, epi verifye panèl rezilta a.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"word = input()\nresult = \"\"\n\n# TODO: loop through each character in word\n# TODO: add the character and a dash to result\n\nprint(result)"}},"projectSteps":{"ex9":{"title":"Fè sòm tout nonb ki soti nan antre a"},"ex10":{"title":"Konte vwayèl nan yon mo"},"ex11":{"title":"Ajoute sèlman nonb pè"},"ex12":{"title":"Konte nonb pozitif"},"ex13":{"title":"Konstwi yon mo ak tirè"}}},"break-and-continue":{"label":"Break ak Continue","summary":"Kontwole koule bouk la avèk break ak continue.","cards":{"sketch0":{"title":"Sèvi ak break pou sispann yon bouk pi bonè"},"sketch1":{"title":"Sèvi ak continue pou sote yon tou bouk"},"sketch2":{"title":"Break kont continue"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratik Kontwòl Bouk"}},"quiz":{"sc-break-effect":{"title":"Sa break fè","prompt":"Anndan yon bouk `while`, kisa `break` fè?","hint":"Li afekte tout bouk la, pa sèlman yon liy.","help":{"concept":"`break` soti touswit nan bouk ki pi pre a, menm si kondisyon bouk la toujou vre.","hint_1":"Konpare sispann bouk la nèt ak sote sèlman yon iterasyon.","hint_2":"Apre `break` egzekite, bouk la pa kontinye nan pwochen repetisyon an."},"options":{"a":"Li sispann bouk la touswit","b":"Li sote sèlman deklarasyon print aktyèl la","c":"Li rekòmanse bouk la depi nan kòmansman","d":"Li chanje False pou True"}},"sc-continue-effect":{"title":"Sa continue fè","prompt":"Anndan yon bouk, kisa `continue` fè?","hint":"Li sote ale pi devan, men bouk la menm kontinye mache.","help":{"concept":"`continue` sote rès iterasyon aktyèl la epi li pase nan pwochen iterasyon bouk la.","hint_1":"Reflechi sou sa k rive apre `continue` nan tou sa a nan bouk la.","hint_2":"Bouk la pa fini; se sèlman deklarasyon ki rete nan iterasyon aktyèl la yo sote."},"options":{"a":"Li fini pwogram nan","b":"Li soti nan bouk la nèt","c":"Li sote rès iterasyon aktyèl la","d":"Li repete menm iterasyon an pou tout tan"}},"mc-break-uses":{"title":"Bon itilizasyon pou break","prompt":"Ki sitiyasyon ki bon rezon pou itilize `break` nan yon bouk? Chwazi tout bon repons yo.","hint":"Reflechi sou ka kote ou vle sispann boukle pi bonè.","help":{"concept":"`break` itil lè yon bouk dwe fini depi yon kondisyon sib rive.","hint_1":"Chèche opsyon kote kontinye bouk la pa nesesè apre yo fin jwenn oswa matche yon bagay.","hint_2":"Si travay la fini anvan kondisyon bouk la ta fini natirèlman, `break` ka sispann iterasyon anplis yo."},"options":{"a":"Sispann chèche apre ou jwenn valè sib la","b":"Fini yon bouk lè itilizatè a antre yon nonb pou kite","c":"Sote enprime yon valè ou pa vle men kontinye boukle","d":"Otomatikman ogmante yon kontè pa 1"}},"mc-continue-results":{"title":"Efè continue","prompt":"Ki deklarasyon sou `continue` ki vre? Chwazi tout bon repons yo.","hint":"Reflechi sou yon iterasyon kont tout bouk la.","help":{"concept":"`continue` afekte sèlman iterasyon aktyèl la, pa tout bouk la.","hint_1":"Verifye ki opsyon ki dekri sote kòd ki rete a pou yon tou bouk.","hint_2":"Yon bouk ak `continue` ka toujou trete valè ki vini apre yo apre iterasyon yo te sote a."},"options":{"a":"Li ka sote enprime yon valè espesifik","b":"Li ka deplase kontwòl la nan pwochen iterasyon an","c":"Li toujou fini bouk la touswit","d":"Yo ka itilize li pandan iterasyon ki vini apre yo toujou ap mache"}},"dr-break-flow":{"title":"Lòd evènman yo ak break","prompt":"Ranje evènman sa yo nan bon lòd pou lide bouk sa a: bouk la verifye yon valè, li jwenn valè pou sispann nan, li egzekite `break`, epi apre sa bouk la fini.","hint":"Kisa ki dwe rive anvan `break` ka egzekite?","help":{"concept":"Nan yon bouk, kòd la rive dabò nan verifikasyon kondisyon an anndan kò a, apre sa `break` egzekite, epi apre sa bouk la soti.","hint_1":"Bouk la pa ka fini ak `break` jiskaske yo rankontre valè sispann ki koresponn lan.","hint_2":"Mete dekouvèt valè sispann nan jis anvan aksyon `break` la."},"tokens":{"t1":"Bouk la verifye valè aktyèl la","t2":"Yo jwenn valè sispann nan","t3":"`break` egzekite","t4":"Bouk la fini"}},"dr-continue-flow":{"title":"Lòd evènman yo ak continue","prompt":"Ranje etap sa yo pou yon iterasyon bouk kote yo itilize `continue` pou sote yon valè.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon ki valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"Bouk la rive sou yon valè espesyal","t2":"`continue` egzekite","t3":"Deklarasyon ki rete nan iterasyon sa a yo sote","t4":"Pwochen iterasyon an kòmanse"}},"fb-break-keyword":{"title":"Ranpli mo kontwòl bouk la","prompt":"Chwazi mo kle ki sispann bouk la touswit.","hint":"Mo kle sa a soti nan bouk la, pa sèlman yon iterasyon.","help":{"concept":"Python itilize yon mo kle espesifik pou kite yon bouk pi bonè.","hint_1":"Li diferan de `continue`, ki sèlman sote yon iterasyon.","hint_2":"Bon mo a se sa yo itilize lè ou vle bouk la fini touswit."},"template":"if count == 5:\n [blank1]","choices":["break","continue","while","print"]},"fb-continue-keyword":{"title":"Ranpli mo kle pou sote a","prompt":"Chwazi mo kle ki sote rès iterasyon aktyèl la.","hint":"Sa a fè bouk la kontinye apre tou aktyèl la.","help":{"concept":"Python itilize `the missing term` pou sote kòd ki rete nan iterasyon aktyèl bouk la.","hint_1":"Li pa fini bouk la nèt.","hint_2":"Sèvi ak mo kle ki sote ale nan pwochen repetisyon an."},"template":"if number == 3:\n [blank1]","choices":["break","continue","range","input"]},"code-break-stop-at-number":{"title":"Sispann lè yon valè sib parèt","prompt":"Ekri kòd Python ki li nonb antye nan antre estanda, youn pa liy. Enprime chak nonb sou pwòp liy pa li jiskaske ou li `0`. Lè yo li `0`, sispann bouk la epi pa enprime `0`.","hint":"Li travay la \"Sispann lè yon valè sib parèt\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sispann lè yon valè sib parèt\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo atann nan."},"starterCode":"while True:\n # TODO: read a number\n # TODO: stop when the number is 0\n # TODO: print the number if it is not 0\n pass"},"code-continue-skip-multiples":{"title":"Sote miltip 3 yo","prompt":"Ekri kòd Python ki enprime nonb soti 1 rive 10, youn pa liy, men ki sote nonb ki miltip 3 lè li itilize `continue`.","hint":"Li travay la \"Sote miltip 3 yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Sote miltip 3 yo\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo atann nan."},"starterCode":"for number in range(1, 11):\n # TODO: if number is a multiple of 3, skip it\n # TODO: otherwise print it\n pass"},"code-break-first-negative":{"title":"Sispann nan premye nonb negatif la","prompt":"Ekri kòd Python ki li nonb antye nan antre estanda, youn pa liy. Ajoute nonb yo nan yon total k ap akimile jiskaske yon nonb negatif parèt. Lè yo li yon nonb negatif, sispann touswit epi enprime total la san ou pa mete nonb negatif la ladan.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"total = 0\n\nwhile True:\n # TODO: read a number\n # TODO: stop if it is negative\n # TODO: otherwise add it to total\n pass\n\nprint(total)"},"code-continue-skip-letter":{"title":"Enprime lèt yo eksepte youn","prompt":"Ekri kòd Python ki fè bouk sou chèn `\"banana\"` epi enprime chak karaktè sou pwòp liy pa li, men ki sote karaktè `a` a lè li itilize `continue`.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Sèvi ak deklarasyon oswa ekspresyon Python ki koresponn ak sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo atann nan."},"starterCode":"word = \"banana\"\n\nfor ch in word:\n # TODO: skip the letter a\n # TODO: print the other characters\n pass"},"code-break-guess-game":{"title":"Mini bouk devinèt","prompt":"Ekri kòd Python ki kontinye li nonb antye nan antre estanda jiskaske itilizatè a antre `7`. Pou chak move devinèt, enprime `try again`. Lè antre a se `7`, enprime `correct` epi sispann bouk la.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, epi retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"while True:\n guess = int(input())\n # TODO: if the guess is 7, print the success message and stop\n # TODO: otherwise print the retry message"}},"projectSteps":{"code_break_stop_at_number":{"title":"Sispann lè yon valè sib parèt"},"code_continue_skip_multiples":{"title":"Sote miltip 3 yo"},"code_break_first_negative":{"title":"Sispann nan premye nonb negatif la"},"code_continue_skip_letter":{"title":"Enprime lèt yo eksepte youn"},"code_break_guess_game":{"title":"Mini bouk devinèt"}}},"for-loops-over-text":{"label":"Boukl for sou tèks","summary":"Fè bouk sou yon string yon karaktè alafwa.","cards":{"sketch0":{"title":"Ou ka fè bouk sou yon string karaktè pa karaktè"},"sketch1":{"title":"Varyab bouk la chanje chak fwa"},"sketch2":{"title":"Sèvi ak bouk sou tèks pou konte oswa filtre"},"quiz":{"title":"Kesyonè"},"project":{"title":"Pratik bouk sou tèks"}},"quiz":{"sc-1":{"title":"Kisa bouk la vizite?","prompt":"Nan Python, sou kisa `for ch in \"dog\":` ap fè bouk?","hint":"Reflechi sou sa yon string fèt ak li.","help":{"concept":"Yon string se yon sekans karaktè, kidonk yon bouk `for` sou yon string pran yon karaktè alafwa nan lòd.","hint_1":"Bouk la pa pran tout mo a yon sèl kou.","hint_2":"Pou `\"dog\"`, varyab bouk la vin `\"d\"`, apre sa `\"o\"`, apre sa `\"g\"`."},"options":{"a":"Chak karaktè nan string la","b":"Chak mo nan string la","c":"Sèlman premye karaktè a","d":"Sèlman dènye karaktè a"}},"sc-2":{"title":"Kisa ki enprime?","prompt":"Kisa k ap enprime pa kòd sa a?\n\n```python\nfor ch in \"hi\":\n print(ch)\n```","hint":"Gade sa `print(ch)` fè nan chak bouk.","help":{"concept":"Bouk la kouri yon fwa pou chak karaktè, epi `print` montre karaktè aktyèl la sou pwòp liy li chak fwa.","hint_1":"Premye bouk la sèvi ak `h`, epi dezyèm bouk la sèvi ak `i`.","hint_2":"Gen de liy rezilta, youn pou chak karaktè nan lòd."},"options":{"a":"hi","b":"h i sou yon sèl liy","c":"h sou yon liy, apre sa i sou liy apre a","d":"Pa gen anyen ki enprime"}},"mc-1":{"title":"Non varyab bouk ki valab","prompt":"Chwazi tout non varyab ki ta ka itilize kòrèkteman nan bouk sa a: `for ___ in \"sun\":`","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Konpare chak opsyon ak sijè egzak ki nonmen nan kesyon an.","hint_2":"Retire opsyon ki soti nan lòt pati Python ki pa gen rapò, apre sa chwazi sa ki mache ak kesyon an."},"options":{"a":"ch","b":"letter","c":"2char","d":"my char"}},"mc-2":{"title":"Kisa ou ka fè anndan bouk la?","prompt":"Chwazi tout aksyon ki fè sans lè w ap fè bouk sou yon string yon karaktè alafwa.","hint":"Reflechi sou travay yo fè yon fwa pou chak karaktè.","help":{"concept":"Yon bouk sou tèks itil pou trete chak karaktè, tankou enprime, konte sa ki matche, oswa verifye kondisyon.","hint_1":"Si varyab bouk la kenbe yon karaktè, ou ka konpare li ak yon lèt.","hint_2":"Ou ka mete ajou yon kontè tou oswa enprime karaktè aktyèl la pandan chak bouk."},"options":{"a":"Enprime chak karaktè","b":"Konte konbyen fwa yon lèt parèt","c":"Konpare karaktè aktyèl la ak \"a\"","d":"Enstale yon package anvan bouk la kouri"}},"dr-1":{"title":"Konstwi yon bouk tèks senp","prompt":"Mete liy kòd yo nan bon lòd pou enprime chak karaktè nan `cat`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"for ch in word:","t2":"print(ch)","t3":"word = \"cat\""}},"dr-2":{"title":"Mete etap konte yo nan lòd","prompt":"Ranje liy sa yo pou konte konbyen karaktè `a` ki nan `banana`.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide a oswa aksyon an.","hint_2":"Mete moso ki depann yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"if ch == \"a\":","t2":"count = count + 1","t3":"for ch in text:","t4":"count = 0","t5":"text = \"banana\""}},"fb-1":{"title":"Konplete varyab bouk la","prompt":"Ranpli pati ki manke a pou bouk la enprime chak karaktè nan string la.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Tèks sipò sa a te korije paske fason li te ekri anvan an te montre repons lan twò dirèkteman.","hint_1":"Reflechi sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"for [blank1] in \"code\":\n print(ch)","choices":["ch","in","print","\"code\""]},"fb-2":{"title":"Konplete kondisyon an","prompt":"Ranpli valè ki manke a pou kòd la konte karaktè `e` yo.","hint":"Konsantre sou konsèp ki manke a olye de tèm egzak ki manke a.","help":{"concept":"Espas vid la ta dwe ranpli ak tèm ki koresponn ak travay yo dekri a.","hint_1":"Reflechi sou sa pati ki manke a bezwen fè nan deklarasyon an.","hint_2":"Chwazi tèm ki pi byen konplete sans deklarasyon an."},"template":"if ch == [blank1]:\n count = count + 1","choices":["\"a\"","\"e\"","e","count"]},"code-1":{"title":"Enprime chak karaktè sou pwòp liy li","prompt":"Ekri kòd Python ki li yon liy tèks nan antre epi enprime chak karaktè sou pwòp liy li nan menm lòd la.","hint":"Li travay la \"Enprime chak karaktè sou pwòp liy li\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kòd sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime chak karaktè sou pwòp liy li\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"text = input()\n\n# TODO: loop through text and print each character on its own line"},"code-2":{"title":"Konte lèt a a","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime konbyen fwa karaktè `a` a parèt.","hint":"Li travay kòd la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kòd sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Sèvi ak deklarasyon oswa ekspresyon Python ki koresponn ak rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"text = input()\ncount = 0\n\n# TODO: count how many times 'a' appears\n\nprint(count)"},"code-3":{"title":"Enprime sèlman vwayèl yo","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime sèlman vwayèl yo (`a`, `e`, `i`, `o`, `u`) nan tèks sa a, youn pa liy, nan lòd.","hint":"Li travay la \"Enprime sèlman vwayèl yo\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kòd sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime sèlman vwayèl yo\".","hint_1":"Ekri kòd ki kreye egzakteman rezilta yo mande a.","hint_2":"Klike Run epi konpare panèl rezilta a ak rezilta yo atann lan."},"starterCode":"text = input()\n\n# TODO: print only vowels, one per line"},"code-4":{"title":"Konte lèt majiskil yo","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime kantite lèt majiskil yo. Konte yon karaktè si li egal ak vèsyon majiskil li epi li diferan de vèsyon miniskil li.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kòd sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\ncount = 0\n\n# TODO: count uppercase letters\n\nprint(count)"},"code-5":{"title":"Konstwi tèks san espas","prompt":"Ekri kòd Python ki li yon liy tèks epi enprime menm tèks la san espas. Kenbe tout lòt karaktè yo nan menm lòd la.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou redui repons lan.","help":{"concept":"Egzèsis kòd sa a verifye si pwogram nan pwodui rezilta yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"text = input()\nresult = \"\"\n\n# TODO: add non-space characters to result\n\nprint(result)"}},"projectSteps":{"code_1":{"title":"Enprime chak karaktè sou pwòp liy li"},"code_2":{"title":"Konte lèt a a"},"code_3":{"title":"Enprime sèlman vwayèl yo"},"code_4":{"title":"Konte lèt majiskil yo"},"code_5":{"title":"Konstwi tèks san espas"}}},"loop-debugging":{"label":"Debogaj bouk","summary":"Swiv valè bouk yo pou jwenn travay ki repete oswa ki sote.","cards":{"sketch0":{"title":"Swiv eta bouk la yon etap alafwa"},"sketch1":{"title":"Remake erè off-by-one"},"sketch2":{"title":"Evite travay ki repete ak bouk enfini"},"quiz":{"title":"Tès"},"project":{"title":"Pratik debogaj While Loop"}},"quiz":{"loop-debug-sc-1":{"title":"Kisa ki fè bouk la sispann?","prompt":"Nan yon bouk `while`, kisa ki fè bouk la sispann kouri?","hint":"Tcheke sa k rive lè kondisyon an pa vre ankò.","help":{"concept":"Yon bouk `while` repete sèlman pandan kondisyon li evalye kòm vre. Li sispann nan premye verifikasyon kote kondisyon an fo.","hint_1":"Reflechi sou kondisyon an apre chak mizajou bouk la.","hint_2":"Bouk la pa sispann poutèt enpresyon an; li sispann lè kondisyon an echwe."},"options":{"a":"Li sispann lè kondisyon an vin fo.","b":"Li sispann apre yon sèl deklarasyon print.","c":"Li sispann sèlman lè Python rive nan fen pwogram nan.","d":"Li sispann chak fwa non varyab la chanje."}},"loop-debug-sc-2":{"title":"Jwenn kondisyon off-by-one la","prompt":"Ou vle enprime `1`, `2`, ak `3` ak yon bouk ki kòmanse nan `count = 1`. Ki kondisyon bouk `while` la ta dwe itilize?","hint":"Bouk la dwe toujou kouri lè `count` se 3.","help":{"concept":"Erè off-by-one souvan soti nan chwazi `<` olye de `<=` lè dènye valè a ta dwe toujou enkli.","hint_1":"Mande tèt ou si kondisyon an vre lè `count = 3`.","hint_2":"Yon verifikasyon strictement pi piti ta sispann anvan li enprime dènye nonb la."},"options":{"a":"`while count < 3:`","b":"`while count <= 3:`","c":"`while count == 3:`","d":"`while count != 1:`"}},"loop-debug-mc-1":{"title":"Siy yon bouk enfini","prompt":"Chwazi tout sitiyasyon ki ka fè yon bouk `while` kouri pou tout tan.","hint":"Chèche ka kote kondisyon an ka rete vre ankò e ankò.","help":{"concept":"Bouk enfini rive lè kondisyon bouk la pa janm vin fo, souvan paske varyab bouk la pa mete ajou oswa yo mete li ajou nan move direksyon.","hint_1":"Tcheke si varyab ki nan kondisyon an chanje ditou.","hint_2":"Tcheke tou si mizajou a ap deplase valè a nan direksyon pou sispann, pa lwen li."},"options":{"a":"Varyab bouk la pa janm chanje andedan bouk la.","b":"Varyab bouk la chanje lwen valè ki fè li sispann nan.","c":"Bouk la enprime yon valè chak fwa.","d":"Kondisyon bouk la finalman vin fo."}},"loop-debug-mc-2":{"title":"Aksyon debogaj ki itil","prompt":"Chwazi tout aksyon ki ede deboge yon bouk `while`.","hint":"Reflechi sou fason pou wè varyab bouk la ak kondisyon an sou tan.","help":{"concept":"Deboge bouk yo pi fasil lè ou swiv valè k ap chanje yo epi konpare yo ak kondisyon ki kontwole repetisyon an.","hint_1":"Aksyon ki montre chak etap kontè a itil.","hint_2":"Ekri valè yo oswa enprime yo tanporèman ka montre travay ki repete oswa ki sote."},"options":{"a":"Swiv valè varyab bouk la nan chak pasaj.","b":"Ajoute yon `print()` tanporè pou montre kontè a.","c":"Inyore kondisyon an epi li sèlman rezilta final la.","d":"Tcheke si mizajou a andedan kò bouk la."}},"loop-debug-dr-1":{"title":"Mete etap bouk yo nan lòd","prompt":"Mete etap sa yo nan bon lòd pou yon sik konplè nan yon bouk `while` tipik.","hint":"Yon bouk `while` verifye anvan li kouri kò a.","help":{"concept":"Yon bouk `while` premye verifye kondisyon li, apre sa li kouri kò a si li vre, apre sa li mete valè yo ajou, epi finalman li retounen verifye kondisyon an.","hint_1":"Verifikasyon kondisyon an fèt anvan enpresyon oswa mizajou.","hint_2":"Apre mizajou a, bouk la retounen teste kondisyon an ankò."},"tokens":{"t1":"Verifye kondisyon an","t2":"Kouri kò bouk la","t3":"Mete varyab bouk la ajou","t4":"Verifye kondisyon an ankò"}},"loop-debug-dr-2":{"title":"Swiv valè yo","prompt":"Ranje valè `count` yo nan lòd yo verifye pa kòd sa a: `count = 1` epi `while count <= 3:` ak `count = count + 1` andedan bouk la.","hint":"Ranje moso yo nan lòd Python itilize yo.","help":{"concept":"Moso yo ta dwe fòme yon deklarasyon valab nan yon lòd lojik.","hint_1":"Kòmanse ak moso ki prezante lide oswa aksyon an.","hint_2":"Mete moso depandan yo apre pati yo dekri oswa konplete a."},"tokens":{"t1":"1","t2":"2","t3":"3","t4":"4"}},"loop-debug-fb-1":{"title":"Konplete kondisyon pou sispann nan","prompt":"Ranpli valè ki manke a pou bouk la enkli 3 kòm dènye nonb ki enprime a.","hint":"Kondisyon an dwe toujou vre lè `count` se tèm ki manke a.","help":{"concept":"Pou enkli dènye nonb la nan yon bouk `while`, kondisyon an dwe pèmèt valè sa a anvan li sispann.","hint_1":"Si bouk la kòmanse nan 1 epi li ta dwe enprime jiska tèm ki manke a, limit la dwe enkli tèm ki manke a.","hint_2":"Yon limit ki pi piti ta sispann twò bonè."},"template":"while count <= [blank1]:","choices":["2","3","4","count"]},"loop-debug-fb-2":{"title":"Konplete mizajou a","prompt":"Ranpli kòd ki manke a pou kontè a avanse pa 1 chak fwa.","hint":"Nouvo valè a ta dwe youn plis pase ansyen valè a.","help":{"concept":"Yon mizajou kontè chanje varyab bouk la pou kondisyon an ka finalman vin fo.","hint_1":"Bò dwat la ta dwe itilize valè aktyèl `count` plis youn.","hint_2":"San ogmante kontè a, bouk la ka repete menm travay la."},"template":"count = [blank1]","choices":["count","count + 1","1","count - 1"]},"loop-debug-code-1":{"title":"Ranje yon bouk kontè ki bloke","prompt":"Ekri kòd Python ki enprime nonb 1 rive 3, youn pa liy, avèk yon bouk `while`. Bouk la dwe mete kontè a ajou pou li sispann kòrèkteman.","hint":"Sèvi ak eksplikasyon leson an ak fason kesyon sa a ekri pou limite repons lan.","help":{"concept":"Tèks sipò sa a te repare paske fason orijinal la te revele repons lan twò dirèkteman.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Chwazi opsyon ki koresponn dirèkteman ak kesyon an san konte sou fason repons lan ekri."},"starterCode":"# TODO: print 1, 2, 3 using a while loop\ncount = 1"},"loop-debug-code-2":{"title":"Enprime soti nan 0 rive 2","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime `0`, `1`, ak `2`, youn pa liy.","hint":"Kòmanse nan 0 epi sispann anvan valè a rive 3.","help":{"concept":"Valè depa a ak kondisyon an travay ansanm pou deside egzakteman ki nonb yon bouk enprime.","hint_1":"Yon bouk ki kòmanse nan 0 ka itilize yon limit pi piti pase pou sispann anvan 3.","hint_2":"Enprime kontè a, apre sa ogmante li pa 1 chak fwa."},"starterCode":"# TODO: print 0, 1, 2 with a while loop\nn = 0"},"loop-debug-code-3":{"title":"Konte desann san danje","prompt":"Ekri kòd Python ki enprime `3`, `2`, ak `1`, youn pa liy, avèk yon bouk `while`.","hint":"Li travay la \"Konte desann san danje\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Konte desann san danje\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# TODO: print 3, 2, 1 using a while loop\nn = 3"},"loop-debug-code-4":{"title":"Repete yon mo yon kantite fwa fikse","prompt":"Li yon mo nan input. Apre sa itilize yon bouk `while` pou enprime mo sa a egzakteman 3 fwa, youn pa liy.","hint":"Li travay kodaj la epi idantifye sa pwogram nan ta dwe enprime.","help":{"concept":"Egzèsis kodaj sa a verifye si pwogram nan pwodui sòti yo mande a.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"word = input()\n# TODO: print word exactly 3 times using a while loop"},"loop-debug-code-5":{"title":"Fè sòm nonb soti nan 1 rive n","prompt":"Li yon nonb antye `n` nan input. Itilize yon bouk `while` pou ajoute nonb soti nan 1 rive `n`, apre sa enprime total la.","hint":"Li travay la \"Fè sòm nonb soti nan 1 rive n\" epi idantifye rezilta ki nesesè a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Fè sòm nonb soti nan 1 rive n\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"n = int(input())\n# TODO: use a while loop to compute the sum from 1 to n"}},"projectSteps":{"loop_debug_code_1":{"title":"Ranje yon bouk kontè ki bloke"},"loop_debug_code_2":{"title":"Enprime soti nan 0 rive 2"},"loop_debug_code_3":{"title":"Konte desann san danje"},"loop_debug_code_4":{"title":"Repete yon mo yon kantite fwa fikse"},"loop_debug_code_5":{"title":"Fè sòm nonb soti nan 1 rive n"}}},"module-3-club-check-in-project":{"label":"Module Project: Club Check-In Tracker","summary":"A neighborhood club needs one check-in desk that can count members, recognize VIP names, skip blank entries, and stop cleanly when the session closes.","cards":{"sketch0":{"title":"A loop-powered check-in desk"},"project":{"title":"Club Check-In Builder"}},"projectSteps":{"mp_1":{"title":"Check in three members"},"mp_2":{"title":"Count VIP members"},"mp_3":{"title":"Stop when the desk closes"},"mp_4":{"title":"Finish the club check-in tracker"}},"quiz":{"try-module-3-club-check-in-sketch0":{"title":"Open the check-in desk","prompt":"Use a `for` loop with `range(3, 0, -1)` to print `3`, `2`, and `1` on separate lines. After the loop, print `Open`.","hint":"The range needs a negative step so the values decrease.","help":{"concept":"A range can count backward when its step is negative.","hint_1":"The stop value is not included.","hint_2":"Print Open after the loop ends."},"starterCode":"# Print 3, 2, 1 with a for loop, then print Open.\n","solutionCode":"for number in range(3, 0, -1):\n print(number)\nprint(\"Open\")\n","sourceChecks":{"0":{"message":"Use the requested backward range."}}},"mp-1-check-in-three-members":{"title":"Check in three members","prompt":"Read exactly three member names. After each input, print `Checked in: <name>`. Use a `for` loop with `range(3)` so the same check-in logic handles every member.","hint":"Use one loop for the repeated check-in action.","help":{"concept":"A for loop is a good fit when the number of repetitions is known before the loop begins.","hint_1":"Call input() inside the range(3) loop.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"# Read exactly three names and print one check-in line for each.\n","solutionCode":"for _ in range(3):\n name = input()\n print(f\"Checked in: {name}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."}}},"mp-2-count-vip-members":{"title":"Count VIP members","prompt":"Keep the three check-in lines from the previous step. Add `vip_count`, increase it when a name starts with `VIP-`, and print `VIP check-ins: <count>` after the loop.","hint":"Keep the working loop and add one focused counter.","help":{"concept":"A counter stores a summary that grows as the loop discovers matching values.","hint_1":"Test startswith(\"VIP-\") before increasing vip_count.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"vip_count = 0\nfor _ in range(3):\n name = input()\n # Keep the check-in line, then count names that start with VIP-.\n\nprint(f\"VIP check-ins: {vip_count}\")\n","solutionCode":"vip_count = 0\nfor _ in range(3):\n name = input()\n print(f\"Checked in: {name}\")\n if name.startswith(\"VIP-\"):\n vip_count += 1\n\nprint(f\"VIP check-ins: {vip_count}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."}}},"mp-3-stop-on-done":{"title":"Stop when the desk closes","prompt":"Change the tracker so it can accept any number of names. Use `while True`, stop when the input is exactly `done`, and print the final total after the loop.","hint":"Check the sentinel before counting the name.","help":{"concept":"A sentinel value such as done gives a while loop a deliberate stopping point.","hint_1":"Use break only for the done value.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"check_in_count = 0\nwhile True:\n name = input()\n # Stop when name is done. Otherwise count and print the check-in.\n\nprint(f\"Total check-ins: {check_in_count}\")\n","solutionCode":"check_in_count = 0\nwhile True:\n name = input()\n if name == \"done\":\n break\n check_in_count += 1\n print(f\"Checked in: {name}\")\n\nprint(f\"Total check-ins: {check_in_count}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."},"1":{"message":"Use the required loop-control pattern."}}},"mp-4-finish-club-check-in":{"title":"Finish the club check-in tracker","prompt":"Finish the club check-in tracker. Read names until `done`. Skip an empty input with `continue`, print one line for every accepted name, track the total, track names beginning with `VIP-`, and print both counts after the loop.","hint":"Order the special cases before the normal counting work.","help":{"concept":"The final tracker combines a sentinel, a skipped special case, and two independent counters.","hint_1":"Use continue for the empty string so it is not printed or counted.","hint_2":"Run both the normal and edge-case inputs before moving to the next step."},"starterCode":"total = 0\nvip_count = 0\nwhile True:\n name = input()\n # done ends the session; an empty name should be skipped.\n # Count every accepted name and names that start with VIP-.\n\nprint(f\"Total check-ins: {total}\")\nprint(f\"VIP check-ins: {vip_count}\")\n","solutionCode":"total = 0\nvip_count = 0\nwhile True:\n name = input()\n if name == \"done\":\n break\n if name == \"\":\n continue\n total += 1\n if name.startswith(\"VIP-\"):\n vip_count += 1\n print(f\"Checked in: {name}\")\n\nprint(f\"Total check-ins: {total}\")\nprint(f\"VIP check-ins: {vip_count}\")\n","sourceChecks":{"0":{"message":"Use the required loop-control pattern."},"1":{"message":"Use the required loop-control pattern."}}}},"tryIt":{"try_module_3_club_check_in_sketch0":{"title":"Try it yourself","prompt":"Use a `for` loop with `range(3, 0, -1)` to print `3`, `2`, and `1` on separate lines. After the loop, print `Open`."},"allowReveal":true}},"range-and-counting":{"label":"Range ak Modèl Konte","summary":"Sèvi ak range pou repete kòd yon kantite fwa ki kontwole.","cards":{"sketch0":{"title":"Konte ak range()"},"sketch1":{"title":"Sèvi ak valè kòmansman ak valè fen"},"sketch2":{"title":"Sote nimewo ak yon pa"},"quiz":{"title":"Tès"},"project":{"title":"Pratik sou Range ak Konte"}},"quiz":{"sc-range-five-values":{"title":"Kisa range(5) pwodui?","prompt":"Ki lis ki koresponn ak valè yo soti nan `range(5)` nan yon bouk `for`?","hint":"Reflechi sou kote `range(5)` kòmanse epi si 5 li menm ladan l.","help":{"concept":"`range(stop)` kòmanse nan 0 epi li konte monte jiska valè fen an, men li pa mete valè fen an ladan l.","hint_1":"Fè lis nimewo yon varyab bouk ta pran: kòmanse nan 0 epi kontinye pandan valè a toujou pi piti pase 5.","hint_2":"Dènye valè a se youn mwens pase 5, pa 5 li menm."},"options":{"a":"0, 1, 2, 3, 4","b":"1, 2, 3, 4, 5","c":"0, 1, 2, 3, 4, 5","d":"5"}},"sc-range-start-stop":{"title":"Ki bouk ki enprime 1 rive 5?","prompt":"Chwazi bouk ki enprime nimewo `1` rive `5`, chak sou pwòp liy pa yo.","hint":"Valè fen an nan `range(start, stop)` pa enprime.","help":{"concept":"Avèk `range(start, stop)`, Python mete valè kòmansman an ladan l epi li pa mete valè fen an ladan l.","hint_1":"Pou fini ak 5, valè fen an dwe youn plis pase 5.","hint_2":"Chèche opsyon ki kòmanse nan 1 epi ki sispann anvan 6."},"options":{"a":"for n in range(1, 5): print(n)","b":"for n in range(1, 6): print(n)","c":"for n in range(0, 5): print(n)","d":"for n in range(5): print(n)"}},"mc-true-about-range":{"title":"Verite sou range()","prompt":"Chwazi tout deklarasyon ki vre sou Python `range()`.","hint":"Verifye ki deklarasyon ki koresponn ak konpòtman start, stop, ak step.","help":{"concept":"`range()` ka pran sèlman stop, oswa start ak stop, oswa start, stop, ak step. Valè stop la pa ladan l.","hint_1":"Teste chak deklarasyon ak egzanp tankou `range(5)` ak `range(2, 8, 2)`.","hint_2":"Deklarasyon ki vre yo ap mansyone kòmanse nan 0 pa default, pa mete valè stop la ladan l, oswa sèvi ak yon step pou sote nimewo."},"options":{"a":"`range(5)` kòmanse nan 0 pa default.","b":"Valè stop la ladan bouk la.","c":"`range(2, 8, 2)` ka konte pa de.","d":"`range()` ka ede kontwole konbyen fwa yon bouk kouri."}},"mc-even-loop-options":{"title":"Bouk ki enprime nimewo pè ki pi piti pase 10","prompt":"Chwazi tout bouk ki enprime `0, 2, 4, 6, 8` sou liy separe.","hint":"Chèche bouk ki kòmanse nan 0 epi avanse pa 2, oswa bouk ki filtre valè pè yo kòrèkteman.","help":{"concept":"Ka gen plis pase yon fason kòrèk pou pwodui menm modèl konte a nan yon bouk.","hint_1":"Youn nan modèl kòrèk yo sèvi ak `range(0, 10, 2)`. Yon lòt ka fè bouk soti 0 rive 9 epi enprime sèlman nimewo pè yo.","hint_2":"Rejte nenpòt opsyon ki mete 10 ladan l, ki sote 0, oswa ki enprime nimewo enpè tou."},"options":{"a":"for n in range(0, 10, 2): print(n)","b":"for n in range(10):\n if n % 2 == 0:\n print(n)","c":"for n in range(2, 10, 2): print(n)","d":"for n in range(0, 11, 2): print(n)"}},"dr-build-basic-range-loop":{"title":"Konstwi yon bouk konte","prompt":"Mete token yo nan lòd pou fè yon bouk ki enprime `0` rive `4`.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Ranje moso yo dapre estrikti deklarasyon an.","hint_1":"Reflechi sou ki pati ki dwe vini an premye.","hint_2":"Mete moso yo nan lòd ki fè deklarasyon an valab."},"tokens":{"t1":"for","t2":"n","t3":"in","t4":"range(5):","t5":"print(n)"}},"dr-build-step-range":{"title":"Konstwi yon modèl pa","prompt":"Mete token yo nan lòd pou fè yon bouk ki enprime nimewo pè ki pi piti pase 10.","hint":"Konsantre sou lòd lojik pati yo.","help":{"concept":"Ranje moso yo dapre estrikti deklarasyon an.","hint_1":"Kòmanse ak egzanp leson an, apre sa retire chwa ki pa koresponn ak travay sa a.","hint_2":"Mete moso yo nan lòd ki fè deklarasyon an valab."},"tokens":{"t1":"for","t2":"num","t3":"in","t4":"range(0, 10, 2):","t5":"print(num)"}},"fb-stop-not-included":{"title":"Konplete lide valè fen an","prompt":"Ranpli mo ki manke a pou konplete règ sou `range()`.","hint":"Nimewo fen an se limit la, se pa yon valè ki enprime.","help":{"concept":"Nan Python `range()`, valè fen an make kote konte a fini, men valè egzak sa a pa ladan l.","hint_1":"Si ou sèvi ak `range(1, 6)`, bouk la enprime jiska 5.","hint_2":"Mo ki manke a dekri ke valè fen an pa ladan l."},"template":"Nan `range(start, stop)`, valè fen an [blank1].","choices":["ladan l","pa ladan l","double","repete"]},"fb-step-even-pattern":{"title":"Konplete valè pa a","prompt":"Ranpli valè ki manke a pou bouk la konte pa de.","hint":"Twazyèm nimewo `range()` la kontwole konbyen valè a chanje chak fwa.","help":{"concept":"Pa a nan `range(start, stop, step)` fikse gwosè so a ant valè bouk yo.","hint_1":"Pou jwenn 0, tèm ki manke a, 4, 6, 8, bouk la dwe sote ak menm kantite pè a chak fwa.","hint_2":"Valè ki manke a se kantite yo ajoute apre chak bouk."},"template":"for n in range(0, 10, [blank1]):","choices":["1","2","5","10"]},"ci-print-zero-to-four":{"title":"Enprime 0 rive 4","prompt":"Ekri kòd Python ki sèvi ak yon bouk `for` ak `range()` pou enprime nimewo `0` rive `4`, chak sou pwòp liy pa yo.","hint":"Li travay la \"Enprime 0 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Enprime 0 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Write your code below"},"ci-print-one-to-five":{"title":"Enprime 1 rive 5","prompt":"Ekri kòd Python ki sèvi ak `range()` pou enprime nimewo `1` rive `5`, chak sou pwòp liy pa yo.","hint":"Sèvi ak yon valè kòmansman ak yon valè fen.","help":{"concept":"Avèk `range(start, stop)`, bouk la kòmanse nan valè kòmansman an epi li sispann anvan valè fen an.","hint_1":"Pou enprime 1 rive 5, kòmanse nan 1 epi chwazi yon valè fen ki jis apre 5.","hint_2":"Kò bouk ou a sèlman bezwen enprime varyab bouk la."},"starterCode":"# Write your code below"},"ci-even-under-ten":{"title":"Enprime nimewo pè ki pi piti pase 10","prompt":"Ekri kòd Python ki sèvi ak `range()` ak yon step pou enprime nimewo pè ki pi piti pase `10`, chak sou pwòp liy pa yo.","hint":"Kòmanse nan 0 epi sote pa 2.","help":{"concept":"Twazyèm valè a nan `range(start, stop, step)` kontwole modèl konte a.","hint_1":"Sèvi ak yon tèt bouk ki kòmanse nan 0 epi ki sispann anvan 10.","hint_2":"Yon step 2 kreye modèl nimewo pè a."},"starterCode":"# Write your code below"},"ci-countdown-three-to-one":{"title":"Enprime yon ti dekont","prompt":"Ekri kòd Python ki enprime `3`, `2`, ak `1` sou liy separe lè w sèvi ak `range()`.","hint":"Sèvi ak yon step negatif pou nimewo yo desann.","help":{"concept":"`range()` ka konte bak lè step la negatif.","hint_1":"Kòmanse nan 3 epi desann pa 1 chak fwa.","hint_2":"Valè fen an ta dwe jis anba dènye nimewo ou vle enprime a."},"starterCode":"# Write your code below"},"ci-print-squares-one-to-four":{"title":"Enprime kare soti 1 rive 4","prompt":"Ekri kòd Python ki sèvi ak yon bouk `for` ak `range()` pou enprime kare chak nimewo soti `1` rive `4`. Sòti a ta dwe `1`, `4`, `9`, ak `16` sou liy separe.","hint":"Li travay la \"Enprime kare soti 1 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande a pou: \"Enprime kare soti 1 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman sòti yo mande a.","hint_2":"Klike Run epi konpare panèl sòti a ak rezilta yo espere a."},"starterCode":"# Write your code below"}},"projectSteps":{"ci_print_zero_to_four":{"title":"Enprime 0 rive 4"},"ci_print_one_to_five":{"title":"Enprime 1 rive 5"},"ci_even_under_ten":{"title":"Enprime nimewo pè ki pi piti pase 10"},"ci_countdown_three_to_one":{"title":"Enprime yon ti dekont"},"ci_print_squares_one_to_four":{"title":"Enprime kare soti 1 rive 4"}}},"while-loop-basics":{"label":"Baz Bouk while yo","summary":"Repete kòd jiskaske yon kondisyon vin fo.","cards":{"sketch0":{"title":"Sa yon bouk while fè"},"sketch1":{"title":"Kondisyon ak eta bouk la"},"sketch2":{"title":"Kijan pou sispann yon bouk while an sekirite"},"quiz":{"title":"Kesyonè"},"project":{"title":"Seri Pratik Bouk while"}},"quiz":{"sc_while_meaning":{"title":"Sans yon bouk while","prompt":"Kisa yon bouk `while` fè nan Python?","hint":"Panse ak kòd ki repete sèlman pandan yon kondisyon rete vre.","help":{"concept":"Yon bouk `while` verifye yon kondisyon anvan chak repetisyon epi li kontinye egzekite blòk endante a pandan kondisyon sa a se `True`.","hint_1":"Chèche chwa ki mansyone repetisyon ki baze sou yon kondisyon, pa sèlman yon kantite fwa ki fikse.","hint_2":"Yon bouk `while` ka sispann depi kondisyon li vin `False`."},"options":{"a":"Li repete kòd pandan yon kondisyon vre.","b":"Li egzekite kòd egzakteman yon sèl fwa.","c":"Li estoke tèks andedan yon varyab.","d":"Li sote tout kòd endante a."}},"sc_infinite_loop_cause":{"title":"Kòz yon bouk enfini","prompt":"Poukisa bouk sa a ka kouri pou tout tan?\n\n```python\nx = 1\nwhile x < 5:\n print(x)\n```","hint":"Verifye si valè yo itilize nan kondisyon an janm chanje.","help":{"concept":"Yon bouk `while` bezwen yon eta ki ap chanje pou kondisyon an ka finalman vin `False`.","hint_1":"Kondisyon an itilize `x < 5`. Mande tèt ou si `x` mete ajou andedan kò bouk la.","hint_2":"Si varyab bouk la pa janm chanje, kondisyon an ka rete vre pou tout tan."},"options":{"a":"Paske `print(x)` fè bouk la rekòmanse pou tout tan.","b":"Paske `x` twò piti pou enprime.","c":"Paske `x` pa janm chanje andedan bouk la.","d":"Paske bouk `while` toujou kouri pou tout tan."}},"mc_parts_of_safe_while":{"title":"Pati yon bouk while ki an sekirite","prompt":"Chwazi tout pati ki ede yon bouk `while` sispann kòrèkteman.","hint":"Panse ak sa bouk la verifye ak sa ki chanje chak fwa.","help":{"concept":"Yon bouk `while` ki an sekirite bezwen yon kondisyon ak yon varyab bouk oswa mizajou eta ki fè pwogram nan pwogrese pou kondisyon sa a vin fo.","hint_1":"Youn nan bon lide yo se kondisyon an li menm. Yon lòt se chanje yon valè andedan bouk la.","hint_2":"Chèche chwa sou verifye yon kondisyon ak mete ajou varyab kondisyon sa a itilize."},"options":{"a":"Yon kondisyon ki ka vin fo","b":"Yon mizajou pou varyab bouk la andedan bouk la","c":"Yon kòmantè o aza anlè bouk la","d":"Yon non varyab ekri ak tout lèt majiskil"}},"mc_true_about_counter_loop":{"title":"Swiv yon bouk kontè","prompt":"Konsidere kòd sa a:\n\n```python\ncount = 2\nwhile count <= 4:\n print(count)\n count = count + 1\n```\n\nChwazi tout deklarasyon ki vre.","hint":"Swiv valè `count` yo: valè kòmansman, valè ki enprime yo, ak kote li sispann.","help":{"concept":"Pou swiv yon bouk `while`, suiv varyab bouk la atravè chak repetisyon epi verifye kondisyon an anvan chak egzekisyon.","hint_1":"Bouk la kòmanse nan `2` epi li ogmante pa `1` chak fwa pandan valè a pa depase `4`.","hint_2":"Valè ki enprime yo se valè yo anvan ogmantasyon an, epi bouk la sispann apre varyab la depase limit la."},"options":{"a":"Bouk la enprime 2, 3, ak 4.","b":"Bouk la kouri 3 fwa.","c":"Valè final `count` apre bouk la se 5.","d":"Bouk la enprime 5."}},"dr_trace_simple_loop":{"title":"Mete etap bouk yo nan lòd","prompt":"Mete evènman sa yo nan bon lòd pou kòd sa a:\n\n```python\nn = 1\nwhile n <= 2:\n print(n)\n n = n + 1\n```\n\nKòmanse ak premye bagay ki rive.","hint":"Yon bouk `while` verifye kondisyon an anvan li egzekite kò a chak fwa.","help":{"concept":"Lòd egzekisyon nan yon bouk `while` se: mete valè kòmansman an, verifye kondisyon an, egzekite kò a, mete eta a ajou, epi verifye ankò.","hint_1":"Yo bay varyab la yon valè anvan bouk la ka teste nenpòt bagay.","hint_2":"Apre enpresyon an, bouk la mete `n` ajou, epi apre sa kondisyon an verifye ankò."},"tokens":{"t1":"Mete `n` a 1","t2":"Verifye si `n <= 2`","t3":"Enprime `n`","t4":"Ogmante `n` pa 1"}},"dr_build_countdown":{"title":"Konstwi yon bouk konte desann","prompt":"Ranje liy sa yo pou fè yon bouk ki enprime 3, 2, 1.","hint":"Kòmanse ak varyab la, apre sa liy `while` la, epi apre sa kò endante a.","help":{"concept":"Yon bouk `while` ki mache bezwen inisyalizasyon an premye, apre sa tèt bouk la, epi apre sa deklarasyon endante andedan kò bouk la.","hint_1":"Valè kòmansman an dwe fikse anvan bouk la kòmanse.","hint_2":"Andedan bouk la, enprime valè aktyèl la anvan ou diminye li."},"tokens":{"t1":"n = 3","t2":"while n >= 1:","t3":"print(n)","t4":"n = n - 1"}},"fb_condition_operator":{"title":"Chwazi konparezon an","prompt":"Ranpli espas vid la pou bouk la kontinye kouri pandan `count` pi piti pase 5.","hint":"Ou bezwen operatè ki vle di 'pi piti pase'.","help":{"concept":"Kondisyon bouk la itilize yon operatè konparezon pou deside si bouk la dwe kontinye.","hint_1":"Fraz 'pi piti pase 5' la koresponn ak yon senbòl yo itilize nan konparezon.","hint_2":"Chwazi senbòl ki vre pou 1, 2, 3, ak 4 lè yo konpare ak 5."},"template":"while count [blank1] 5:","choices":["<",">","==","="]},"fb_update_counter":{"title":"Konplete mizajou kontè a","prompt":"Ranpli espas vid la pou varyab bouk la ogmante pa 1 chak fwa.","hint":"Nouvo valè a dwe ansyen valè a plis 1.","help":{"concept":"Bouk kontè yo souvan mete varyab bouk la ajou lè yo ajoute 1 pou kondisyon an ka finalman vin fo.","hint_1":"Bò dwat la dwe itilize valè aktyèl `count` la epi ajoute youn ankò.","hint_2":"Chwazi ekspresyon ki kontinye konte monte yon etap alafwa."},"template":"count = [blank1]","choices":["count + 1","count < 1","print(count)","while count"]},"code_print_1_to_5":{"title":"Enprime nimewo 1 rive 5","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime nimewo 1 rive 5, chak sou pwòp liy pa yo.","hint":"Li travay la \"Enprime nimewo 1 rive 5\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime nimewo 1 rive 5\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"n = 1\n# TODO: use a while loop to print 1 to 5"},"code_print_0_to_2":{"title":"Enprime 0, 1, 2","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime `0`, `1`, ak `2`, chak sou pwòp liy pa yo.","hint":"Li travay la \"Enprime 0, 1, 2\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Enprime 0, 1, 2\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"# TODO: print 0, 1, and 2 using a while loop"},"code_countdown_3_to_1":{"title":"Konte desann soti nan 3","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou enprime `3`, `2`, ak `1`, chak sou pwòp liy pa yo.","hint":"Fwa sa a kontè a dwe desann, pa monte.","help":{"concept":"Yon bouk konte desann kòmanse ak yon nimewo ki pi gwo epi li diminye kontè a jiskaske kondisyon an vin fo.","hint_1":"Kòmanse ak `3` epi itilize yon kondisyon ki toujou pèmèt `1` enprime.","hint_2":"Apre ou fin enprime nimewo aktyèl la, retire 1 nan kontè a."},"starterCode":"n = 3\n# TODO: print 3, 2, 1 with a while loop"},"code_repeat_word_3_times":{"title":"Repete yon mo twa fwa","prompt":"Ekri kòd Python ki enprime mo `Go` egzakteman 3 fwa, chak sou pwòp liy pa yo, lè l sèvi avèk yon bouk `while`.","hint":"Li travay la \"Repete yon mo twa fwa\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Repete yon mo twa fwa\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"# TODO: print Go three times using a while loop"},"code_sum_1_to_4":{"title":"Adisyone nimewo soti nan 1 rive 4","prompt":"Ekri kòd Python ki itilize yon bouk `while` pou adisyone nimewo 1 rive 4 epi apre sa enprime total la.","hint":"Li travay la \"Adisyone nimewo soti nan 1 rive 4\" epi idantifye rezilta yo mande a.","help":{"concept":"Egzèsis kodaj sa a verifye si kòd ou a pwodui rezilta yo mande pou: \"Adisyone nimewo soti nan 1 rive 4\".","hint_1":"Ekri kòd ki kreye egzakteman pwodiksyon yo mande a.","hint_2":"Klike Run epi konpare panèl pwodiksyon an ak rezilta yo espere a."},"starterCode":"total = 0\nn = 1\n# TODO: use a while loop to add 1 through 4 and print total"}},"projectSteps":{"code_print_1_to_5":{"title":"Enprime nimewo 1 rive 5"},"code_print_0_to_2":{"title":"Enprime 0, 1, 2"},"code_countdown_3_to_1":{"title":"Konte desann soti nan 3"},"code_repeat_word_3_times":{"title":"Repete yon mo twa fwa"},"code_sum_1_to_4":{"title":"Adisyone nimewo soti nan 1 rive 4"}}}},"python-v2-4":{"mini-gradebook-capstone":{"label":"Pwojè Final: Konstwi yon Ti Liv Nòt","summary":"Fini kou a ak yon capstone liv nòt ki pi long ki grandi etap pa etap soti nan liy rapò debaz yo rive nan yon rezime final konplè.","cards":{"sketch0":{"title":"Planifye liv nòt la"},"project":{"title":"Konstriktè Ti Liv Nòt"}},"projectSteps":{"cp_1":{"title":"Li antèt liv nòt la"},"cp_2":{"title":"Ajoute total nòt yo"},"cp_3":{"title":"Swiv nòt ki pi wo a"},"cp_4":{"title":"Kalkile mwayèn nan"},"cp_5":{"title":"Chwazi liy estati a"},"cp_6":{"title":"Konstwi rapò final liv nòt la"}},"quiz":{"capstone-mini-gradebook":{"title":"Konstwi rapò final liv nòt la","prompt":"Kòmanse apati apèsi liv nòt k ap mache a ou fèk konstwi a. Kenbe bouk la, swivi nòt ki pi wo a, kalkil mwayèn nan, ak lojik estati a, men ranplase vèsyon stil apèsi a ak rapò final egzak la.\n\nFòma antre:\n1. Non elèv la\n2. Kantite nòt yo\n3. Kantite valè nòt sa yo, youn pa liy\n\nRezilta final obligatwa:\nStudent: <name>\nScores entered: <count>\nHighest score: <highest>\nAverage: <average>\nStatus: <status>","hint":"Dènye etap la se yon etap netwayaj: kenbe kalkil yo, retire liy Total apèsi a, epi enprime sèlman lòd rapò final la.","help":{"concept":"Yon bon capstone fini lè li poli yon pwogram ki deja mache olye pou li rekòmanse depi nan kòmansman. Kenbe menm lojik la epi bay rezilta a fòm final livrezon an.","hint_1":"Li nòt yo ak `for i in range(count)`, mete ajou `total` ak `highest`, epi apre sa kalkile `average = total / count`.","hint_2":"Enprime liy final yo nan lòd egzak yo montre a, epi chwazi estati a ak `if` / `elif` / `else`."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n if score > highest:\n highest = score\n\naverage = total / count\n\nprint(f\"Total: {total}\")\nprint(f\"Highest score: {highest}\")\nprint(f\"Average: {average:.1f}\")\n\nif average >= 90:\n print(\"Status: excellent\")\nelif average >= 70:\n print(\"Status: passing\")\nelse:\n print(\"Status: needs practice\")\n\n# Replace the preview-style version with the final report.\n# Remove the Total line and keep only the required final output order.\n"},"try-mini-gradebook-capstone-sketch0":{"title":"Enprime premye liy liv nòt la","prompt":"Kòmanse capstone a ak yon ti apèsi rapò. Li non yon elèv epi enprime `Student: <name>`.","hint":"Sèvi ak `input()` pou non an, epi apre sa enprime liy ki gen etikèt la ak yon f-string.","help":{"concept":"Capstone a grandi yon liy rapò alafwa, kidonk premye apèsi a bezwen sèlman etikèt elèv la.","hint_1":"Sere non ki soti nan `input()` la nan `student`.","hint_2":"Enprime `f\"Student: {student}\"`."},"starterCode":"student = input()\n\n# Print the first report line as Student: <name>\n"},"cp-1-read-gradebook-header":{"title":"Li antèt liv nòt la","prompt":"Yon pwofesè patikilye vle rapò liv nòt la kòmanse ak non elèv la ak kantite nòt yo. Li `student` ak `count`, epi apre sa enprime de premye liy rapò yo.","hint":"Etap sa a sèlman konstwi antèt rapò a: li de antre yo epi make yo klèman.","help":{"concept":"Yon rapò souvan kòmanse ak enfòmasyon idantifikasyon anvan nenpòt kalkil fèt.","hint_1":"Sèvi ak `student = input()` ak `count = int(input())`.","hint_2":"Enprime `Student: ...` ak `Scores entered: ...` ak f-strings."},"starterCode":"student = input()\ncount = int(input())\n\n# Start the gradebook report.\n# Print the student line and the scores-entered line.\n"},"cp-2-add-score-total":{"title":"Ajoute total nòt yo","prompt":"Kenbe liy antèt yo k ap mache yo. Kounye a li egzakteman `count` nòt ak yon bouk `for`, ajoute yo nan `total`, epi enprime yon liy apèsi ki montre total la.","hint":"Kite bouk la fè travay antre repete a, epi mete ajou `total` chak fwa li pase.","help":{"concept":"Yon akimilatè kòmanse nan 0 epi li grandi yon ti kras chak fwa bouk la li yon nouvo valè.","hint_1":"Kòmanse ak `total = 0` anvan bouk la.","hint_2":"Anndan bouk la, sèvi ak `total = total + score`, epi apre sa enprime `Total: ...` apre bouk la."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nfor i in range(count):\n score = int(input())\n # Add each score to total.\n\n# Print a preview line: Total: <total>\n"},"cp-3-track-highest-score":{"title":"Swiv nòt ki pi wo a","prompt":"Kenbe antèt la ak lojik total la k ap mache. Kounye a ajoute `highest` pou pwogram nan sonje pi gwo nòt li wè jiskaprezan, epi enprime nouvo liy apèsi sa a tou.","hint":"Ranplase `highest` sèlman lè nòt aktyèl la pi gwo pase ansyen an.","help":{"concept":"Yon maksimòm k ap kontinye kenbe pi bon valè yo jwenn jiskaprezan pandan bouk la ap pase nan antre yo.","hint_1":"Kòmanse ak `highest = 0` anvan bouk la.","hint_2":"Anndan bouk la, sèvi ak `if score > highest:` anvan ou mete `highest` ajou."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n # Keep total working, then update highest when this score is bigger.\n\nprint(f\"Total: {total}\")\n# Print Highest score: <highest>\n"},"cp-4-calculate-average":{"title":"Kalkile mwayèn nan","prompt":"Kenbe total k ap kontinye a ak nòt ki pi wo a. Apre bouk la, kalkile mwayèn nan epi ajoute liy mwayèn fòmate a nan rapò apèsi a.","hint":"Fè divizyon an apre bouk la, epi apre sa enprime rezilta a ak yon chif apre pwen desimal la.","help":{"concept":"Bouk la ranmase enfòmasyon yo an premye, epi mwayèn nan kalkile yon fwa total la ak kantite a toude pare.","hint_1":"Sèvi ak `average = total / count` apre bouk la fini.","hint_2":"Enprime `Average: ...` ak `:.1f` anndan yon f-string."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n if score > highest:\n highest = score\n\nprint(f\"Total: {total}\")\nprint(f\"Highest score: {highest}\")\n\n# Calculate average after the loop.\n# Print Average: <average> with one digit after the decimal point.\n"},"cp-5-choose-status":{"title":"Chwazi liy estati a","prompt":"Kenbe rapò apèsi k ap mache a, epi apre sa ajoute liy estati final la: `excellent` pou mwayèn omwen 90, `passing` pou mwayèn omwen 70, epi `needs practice` sinon.","hint":"Sèvi ak yon chèn `if` / `elif` / `else` apre mwayèn nan pare.","help":{"concept":"Yon fwa yon pwogram gen rezime final nòt la, kondisyon yo ka tounen li an yon jijman senp moun ka konprann fasil.","hint_1":"Tcheke `average >= 90` an premye.","hint_2":"Sèvi ak `elif average >= 70` pou ka mitan an, epi `else` pou ka ki rete a."},"starterCode":"student = input()\ncount = int(input())\n\nprint(f\"Student: {student}\")\nprint(f\"Scores entered: {count}\")\n\ntotal = 0\nhighest = 0\nfor i in range(count):\n score = int(input())\n total = total + score\n if score > highest:\n highest = score\n\naverage = total / count\n\nprint(f\"Total: {total}\")\nprint(f\"Highest score: {highest}\")\nprint(f\"Average: {average:.1f}\")\n\n# Add the status line.\n# Print excellent for averages 90+, passing for 70+, and needs practice otherwise.\n"}},"tryIt":{"try_mini_gradebook_capstone_sketch0":{"title":"Eseye li ou menm","prompt":"Li non yon elèv epi enprime premye liy rapò a kòm `Student: <name>`."},"allowReveal":true}}}},"python":{"python-0":{"comments_intro":{"label":"Kòmantè : nòt pou moun (Python pa pran yo an kont)","summary":"Sèvi ak kòmantè pou esplike entansyon, make etap yo, epi dezaktive kòd tanporèman pandan w ap debug (tankou nòt plizyè liy).","cards":{"sketch0":{"title":"Why Comments Matter"},"sketch1":{"title":"Single-Line and Multi-Line Comments"},"sketch2":{"title":"Using Comments While Debugging"},"sketch3":{"title":"Good Comments vs Weak Comments"},"quiz":{"title":"Ti tès rapid : kòmantè"},"sketch":{"title":"Kòmantè nan Python (#)"}}},"computer_intro":{"label":"The Input → Processing → Output Model","summary":"Understand how computers take input, process it, and produce output in everyday examples.","cards":{"sketch0":{"title":"IPO Model"},"sketch1":{"title":"Following Instructions"},"quiz":{"title":"Quick check: IPO model"}}},"first-program":{"label":"Your First Python Program","summary":"Writing and running your first Python script.","cards":{"sketch0":{"title":"Introduction to Python"},"sketch1":{"title":"Running Your Python Script"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"q5":{"title":"Write a simple Python program"}},"quiz":{"q1":{"title":"Complete the print statement","prompt":"Fill in the blank to complete the print statement that outputs 'Hello, World!'","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind complete the print statement.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"print('______')","choices":["Hello, World!","Hello World!","Hello, World"]},"q2":{"title":"Identify the correct command to run a Python script","prompt":"Fill in the blank with the correct command to run a Python script.","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind identify the correct command to run a python script.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"To run a Python script, type: python ______","choices":["script.py","your_script.py","my_script.py"]},"q3":{"title":"What does print() do?","prompt":"What is the purpose of `print()` in Python?","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"It stores data in a variable.","b":"It displays output to the screen.","c":"It creates a new command-like tool.","d":"It ends the program."}},"q4":{"title":"Which of the following are valid ways to run a Python script?","prompt":"Select all that apply.","hint":"Think about different environments where Python can be executed.","help":{"concept":"Python scripts can be run in various environments, including command line and IDEs.","hint_1":"You can use an IDE or the command line.","hint_2":"Consider how you would execute a script in different setups."},"options":{"a":"Using an IDE","b":"Running from the command line","c":"Sending it via email","d":"Using an online interpreter"}},"q5":{"title":"Print an exact message","prompt":"Write a Python program that prints exactly:\nStay curious.","hint":"Use one print statement with the exact text from the prompt.","help":{"concept":"This task checks whether you can write a simple Python program that prints exact text.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"print('')"}}},"programming_intro":{"label":"Programming Languages: Talking to Computers","summary":"Learn what a programming language is, why computers need precise instructions, and why Python is a great first language.","cards":{"sketch0":{"title":"What Is a Programming Language?"},"quiz":{"title":"Quiz: Programming Languages"}}},"setting-up-environment":{"label":"Setting Up the Environment","summary":"Optional local setup for learners who want Python on their own computer.","cards":{"sketch0":{"title":"Installing Python"},"sketch1":{"title":"Setting Up Your IDE"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"python_ide_setup":{"title":"Create a Simple Python Script"}},"quiz":{"python-installation-quiz":{"title":"Completing the Installation","prompt":"To ensure Python is correctly installed, you should check if it is added to your _____.","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind completing the installation.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"To ensure Python is correctly installed, you should check if it is added to your {blank}.","choices":["PATH","IDE","system","environment"]},"ide-setup-quiz":{"title":"Setting Up Your IDE","prompt":"When creating a new project in PyCharm, you need to select the correct _____.","hint":"Focus on the missing concept or keyword.","help":{"concept":"This task checks the key idea behind setting up your ide.","hint_1":"Look for the word or phrase that best matches the lesson concept.","hint_2":"Compare the blank with the meaning of each choice, not just the wording."},"template":"When creating a new project in PyCharm, you need to select the correct {blank}.","choices":["interpreter","file","directory","language"]},"python-installation-check":{"title":"Python Installation Check","prompt":"What should you do after downloading Python?","hint":"Make sure to configure your installation.","help":{"concept":"After downloading Python, you need to run the installer and follow the setup instructions.","hint_1":"Look for an option to add Python to your system PATH.","hint_2":"This step is crucial for running Python from the command line."},"options":{"a":"Run the installer and follow the instructions","b":"Open Python directly from the download folder","c":"Ignore the installer and use a different version","d":"Delete the downloaded file"}},"ide-choice-quiz":{"title":"Choosing an IDE","prompt":"Which of the following are popular IDEs for Python? Select all that apply.","hint":"Look for environments specifically designed for Python development.","help":{"concept":"Popular IDEs for Python include those that provide features like code completion and debugging.","hint_1":"One of them is known for its powerful features and is developed by JetBrains.","hint_2":"Another is a simple text editor that supports Python syntax highlighting."},"options":{"a":"PyCharm","b":"Visual Studio Code","c":"Notepad","d":"Eclipse"}},"python-ide-setup":{"title":"Create a Simple Python Script","prompt":"Create a Python script that prints 'Hello, World!' to the console.","hint":"Use a print statement with the exact text from the prompt.","help":{"concept":"This task checks whether you can create a simple Python script that prints text.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"print('Hello, World!')"}}},"syntax_intro":{"label":"Syntax: Rules Computers Require","summary":"Learn what syntax means and why breaking syntax causes errors like SyntaxError.","cards":{"sketch":{"title":"What Is Syntax?"},"quiz":{"title":"Quick check: syntax"}}},"what-is-python":{"label":"What is Python?","summary":"An introduction to Python and its uses.","cards":{"sketch0":{"title":"Introduction to Python"},"sketch1":{"title":"Applications of Python"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"5":{"title":"Read and print a learning message"}},"quiz":{"1":{"title":"Complete the Python print statement","prompt":"Fill in the blank to complete the print statement in Python.","hint":"What do you want to display?","help":{"concept":"The `print()` tool in Python displays text in the console.","hint_1":"Think about what you want to show on the screen.","hint_2":"Remember to use quotes around your text."},"template":"print('___')","choices":["Hello, World!","Python is great!","My name is Zoe."]},"2":{"title":"Identify a use of Python","prompt":"Choose the best value for the first missing blank in the statement.","hint":"What do data scientists do with data?","help":{"concept":"Data scientists analyze data to extract insights and make decisions.","hint_1":"Consider what you do with data.","hint_2":"Think about the process of examining data."},"template":"The first missing value is [blank1].","choices":["analyzing","printing","drawing"]},"3":{"title":"What is Python primarily used for?","prompt":"Select the primary use of Python.","hint":"Think about the most common applications.","help":{"concept":"Python is versatile and used in many fields, but it has a primary focus.","hint_1":"Consider programming and scripting.","hint_2":"What language is often recommended for beginners?"},"options":{"a":"Game Development","b":"Web Development","c":"Data Analysis","d":"Mobile App Development"}},"4":{"title":"Select applications of Python","prompt":"Which of the following are applications of Python? Select all that apply.","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"Web Development","b":"Data Science","c":"Machine Learning","d":"Graphic Design"}},"5":{"title":"Read and print a learning message","prompt":"Read ONE input called `language`.\n\nPrint exactly:\nI am learning <language>.","hint":"Read the input into a variable, then use an f-string to print the sentence.","help":{"concept":"This task checks whether you can read one input and include it in printed output.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"language = input()\n# Print the learning message here"}}},"editor_workspace_overview":{"label":"Understanding the editor, Run button, and terminal","summary":"A quick tour of the workspace, then a short hands-on exercise to run code and verify output in the terminal.","cards":{"sketch0":{"title":"Workspace overview"},"sketch1":{"title":"Run your first edits"},"quiz":{"title":"Quick check: the workspace"}}}},"python-1":{"data_types_intro":{"label":"Data Types and Conversion: What’s in the Box?","summary":"Learn core Python types, see how `input()` returns text, and convert values into the form you need.","cards":{"sketch0":{"title":"What a Data Type Tells You"},"sketch1":{"title":"Five Common Types"},"sketch2":{"title":"Why Types Change the Result"},"sketch3":{"title":"Input and Type Conversion"},"quiz":{"title":"Project: Convert → Compute → Format"}},"projectSteps":{"convert_next_year":{"title":"Convert age and compute next year"},"tip_total":{"title":"Compute tip and total"},"c_to_f":{"title":"Convert Celsius to Fahrenheit"}}},"errors_intro":{"label":"Common Errors and Debugging: Read the Message, Fix the Code","summary":"Recognize NameError, TypeError, and ValueError, then practice simple ways to inspect values and fix code.","cards":{"sketch0":{"title":"Why Error Messages Matter"},"sketch1":{"title":"NameError: Missing Names"},"sketch2":{"title":"TypeError and ValueError"},"sketch3":{"title":"A Simple Debug Flow"},"quiz":{"title":"Project: Identify → Fix → Validate"}},"projectSteps":{"identify_error":{"title":"Identify the error type"},"fix_type_mismatch":{"title":"Fix a type mismatch"},"avoid_valueerror":{"title":"Avoid ValueError with simple validation"}}},"formatted-output":{"label":"Formatted Output","summary":"Displaying output in a user-friendly way.","cards":{"sketch0":{"title":"Understanding Formatted Output"},"sketch1":{"title":"Using Format Specifiers"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"5":{"title":"Create a formatted output"}},"quiz":{"1":{"title":"Complete the formatted string","prompt":"Fill in the blank to complete the formatted string: `My favorite color is {____}.`","hint":"Think of a color you like.","help":{"concept":"You can use formatted strings to insert variables into text.","hint_1":"Consider common colors.","hint_2":"It should be a single word."},"template":"My favorite color is {color}.","choices":["blue","green","red","yellow"]},"2":{"title":"Format a number","prompt":"Fill in the blank to format the number correctly: `The price is ${____:.2f}.`","hint":"Think of a price you would pay.","help":{"concept":"You can format numbers to control decimal places.","hint_1":"It should be a numerical value.","hint_2":"Make sure to include cents."},"template":"The price is ${price:.2f}.","choices":["10","10.5","10.99","11.50"]},"3":{"title":"What does f-string stand for?","prompt":"What does the 'f' in f-string represent?","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"formatted","b":"function","c":"float","d":"fixed"}},"4":{"title":"Which of the following are valid format specifiers?","prompt":"Select all that apply.","hint":"Focus on the concept being tested.","help":{"concept":"Think about the idea the question is checking, not the exact answer wording.","hint_1":"Eliminate options that do not match the concept being tested.","hint_2":"Choose the option or options that best fit the task described."},"options":{"a":"{:.2f}","b":"{:d}","c":"{:s}","d":"{:.3f}"}},"5":{"title":"Format a name and age","prompt":"Read TWO inputs:\n1) name\n2) age\n\nPrint exactly:\n{name} is {age} years old.","hint":"Read the name and age first, then use an f-string for the exact sentence.","help":{"concept":"This task checks whether you can combine input values into a formatted string.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"name = input()\nage = input()\n# Print the formatted sentence here"}}},"input_output_patterns":{"label":"Input and Output Patterns: Real Mini-Programs","summary":"Combine `input()`, conversion, operators, and f-strings in small programs such as age-next-year, tip total, and temperature conversion.","cards":{"sketch0":{"title":"The Main Program Pattern"},"sketch1":{"title":"Input Starts as Text"},"sketch2":{"title":"Convert and Compute"},"sketch3":{"title":"Show the Result Clearly"},"quiz":{"title":"Project: Ask → Convert → Compute → Show"}},"projectSteps":{"age_next_year":{"title":"Age next year"},"tip_calc":{"title":"Tip calculator"},"temp_convert":{"title":"Temperature converter (C → F)"}}},"operators_expressions":{"label":"Operators and Expressions: The Calculator Inside Your Code","summary":"Use math and comparison operators to compute results and produce `True` or `False` decisions with expressions.","cards":{"sketch0":{"title":"Operators, Expressions, and Results"},"sketch1":{"title":"Math Operators in Action"},"sketch2":{"title":"Comparisons and Type Differences"},"sketch3":{"title":"A Small Checkout Example"},"quiz":{"title":"Project: Compute → Check → Output"}},"projectSteps":{"precedence":{"title":"Operator precedence"},"mod_even_odd":{"title":"Modulo for even and odd"},"checkout":{"title":"Build a small checkout"}}},"operators-and-expressions":{"label":"Operators and Expressions","summary":"Using operators to manipulate data.","cards":{"sketch0":{"title":"Understanding Operators"},"sketch1":{"title":"Creating Expressions"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"5":{"title":"Calculate the Area of a Rectangle"}},"quiz":{"1":{"title":"Fill in the Blank: Basic Addition","prompt":"Choose the best value for the first missing blank in the statement.","hint":"Think about the symbol that combines two numbers.","help":{"concept":"In Python, the addition operator is represented by a specific symbol that combines two values.","hint_1":"It's a common operator used in math.","hint_2":"This operator is also used in many programming languages."},"template":"The first missing value is [blank1].","choices":["+","-","*","/"]},"2":{"title":"Fill in the Blank: Expression Evaluation","prompt":"Choose the best value for the first missing blank in the statement.","hint":"Calculate the sum first, then multiply.","help":{"concept":"To evaluate an expression, follow the order of operations: parentheses first, then multiplication.","hint_1":"What do you get when you add 4 and 6?","hint_2":"After adding, multiply the result by 2."},"template":"The first missing value is [blank1].","choices":["10","20","12","8"]},"3":{"title":"Identifying Operators","prompt":"Which of the following is a comparison operator in Python?","hint":"This operator checks if two values are equal.","help":{"concept":"Comparison operators are used to compare two values and return a boolean result.","hint_1":"It's not the addition or subtraction operator.","hint_2":"This operator is often used in conditional statements."},"options":{"a":"==","b":"+","c":"-","d":"*"}},"4":{"title":"Identifying Arithmetic Operators","prompt":"Select all the arithmetic operators in Python.","hint":"These operators perform mathematical calculations.","help":{"concept":"Arithmetic operators are used to perform basic mathematical operations.","hint_1":"Think about addition, subtraction, multiplication, and division.","hint_2":"There are four basic arithmetic operations."},"options":{"a":"+","b":"-","c":"*","d":"==","e":"/"}},"5":{"title":"Calculate the Area of a Rectangle","prompt":"Write a function `calculate_area(width, height)` that returns `width * height`.\n\nThen read TWO integer inputs:\n1) width\n2) height\n\nCall the function and print ONLY the returned area.","hint":"Define the function first, then read the two integer inputs and print the function result.","help":{"concept":"This task checks whether you can write a function, call it with input values, and print the result.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"def calculate_area(width, height):\n # Return the area here\n pass\n\nwidth = int(input())\nheight = int(input())\n\nprint(calculate_area(width, height))"}}},"string_basics":{"label":"String Basics: Working With Text","summary":"Learn how strings work, how to format output, how indexing and slicing read text, and how methods like `lower()`, `strip()`, and `replace()` clean it.","cards":{"sketch0":{"title":"What Strings Are"},"sketch1":{"title":"Printing Text and Variables"},"sketch2":{"title":"Indexing and Slicing"},"sketch3":{"title":"String Methods and Clean Input"},"project":{"title":"Project: Clean text and build output"}},"projectSteps":{"concat_vs_comma":{"title":"Concatenation vs commas"},"fstring_greeting":{"title":"Use an f-string for a clean sentence"},"username_generator":{"title":"Build a username generator"}}},"variables_intro":{"label":"Variables: Labeled Boxes That Hold Values","summary":"Understand variables as labeled boxes, assign values with '=', and practice updating values with real-world mini tasks.","cards":{"sketch0":{"title":"Variables: Labels for Stored Data"},"sketch1":{"title":"Creating Variables and Showing Values"},"sketch2":{"title":"Updating Variables"},"sketch3":{"title":"Variable Names and the Main Idea"},"project":{"title":"Project: Store → Swap → Total"}},"projectSteps":{"boxes_print":{"title":"Store inputs in variables and print cleanly"},"swap_values":{"title":"Swap two values (real-world correction)"},"running_total":{"title":"Compute a running total (3-day steps)"}}}},"python-2":{"conditionals_basics":{"label":"Conditionals: Teaching Your Program to Make Decisions","summary":"Use `if`, `elif`, and `else` with comparisons and boolean logic to control program flow, including truthy and falsy checks.","cards":{"sketch0":{"title":"Why Programs Need Decisions"},"sketch1":{"title":"if and else"},"sketch2":{"title":"elif and Boolean Logic"},"sketch3":{"title":"Truthy and Falsy Values"},"project":{"title":"Project: Gate → Discount → Login"},"quiz":{"title":"Quick check: conditionals"}},"projectSteps":{"age_gate":{"title":"Age gate"},"member_discount":{"title":"Member discount"},"password_check":{"title":"Password check"}}},"functions_basics":{"label":"Functions: Small Tools You Can Reuse","summary":"Create reusable functions with parameters and return values, and learn a simple scope rule that keeps code clean.","cards":{"sketch0":{"title":"Why Functions Help"},"sketch1":{"title":"def and Function Calls"},"sketch2":{"title":"Parameters, Arguments, and return"},"sketch3":{"title":"Scope and Reuse"},"project":{"title":"Project: Reusable helpers"},"quiz":{"title":"Quick check: return vs print"}},"projectSteps":{"total_with_tip":{"title":"Build `total_with_tip(bill, pct)`"},"shipping_cost":{"title":"Build `shipping_cost(total)`"},"sum_list":{"title":"Build `sum_list(xs)`"}}},"if-statements":{"label":"If Statements","summary":"Using if statements to control program flow.","cards":{"sketch0":{"title":"Understanding If Statements"},"sketch1":{"title":"Nested If Statements"},"quiz":{"title":"Quiz"},"project":{"title":"Practice"}},"projectSteps":{"q5":{"title":"Implement an If Statement"}},"quiz":{"q1":{"title":"Complete the If Statement","prompt":"Choose the best value for the first missing blank in the statement.","hint":"What condition do you want to check?","help":{"concept":"An if statement checks a condition and executes code if that condition is true.","hint_1":"Think about what you want to compare.","hint_2":"Consider using a variable or a value."},"template":"The first missing value is [blank1].","choices":["x > 10","x < 5","x == 0"]},"q2":{"title":"Identify the Correct Condition","prompt":"Choose the best value for the first missing blank in the statement.","hint":"What operator checks for divisibility?","help":{"concept":"To check if a number is even, you need to use the modulus operator.","hint_1":"Think about how to find the remainder.","hint_2":"Use the correct operator for division."},"template":"The first missing value is [blank1].","choices":["%","/","=="]},"q3":{"title":"What Does This Code Print?","prompt":"What will the following code print?\n\n```python\nx = 10\nif x > 5:\n print('Greater')\nelse:\n print('Smaller')\n```","hint":"Focus on the main concept being tested and eliminate choices that describe something different.","help":{"concept":"Choose the option that matches the core idea described in the question without relying on repeated wording from the answer choices.","hint_1":"Rule out options that describe a different role, behavior, or concept than the question is testing.","hint_2":"Pick the option that best matches the concept, not the one that simply repeats familiar wording."},"options":{"a":"Greater","b":"Smaller","c":"Nothing"}},"q4":{"title":"Select All Valid If Statements","prompt":"Which of the following are valid if statements?","hint":"Look for proper syntax.","help":{"concept":"An if statement must start with 'if' followed by a condition.","hint_1":"Check for correct use of colons and indentation.","hint_2":"Remember the structure of an if statement."},"options":{"a":"if x > 10:","b":"if (x < 5)","c":"if x == 0:","d":"if x = 1:"}},"q5":{"title":"Implement an If Statement","prompt":"Read ONE integer.\n\nIf it is greater than 0, print exactly:\nPositive\n\nIf it is less than 0, print exactly:\nNegative\n\nOtherwise, print exactly:\nZero","hint":"Compare the number to 0 and use if, elif, and else.","help":{"concept":"This task checks whether you can choose the correct branch with an if/elif/else statement.","hint_1":"Write the required Python steps first, then run the program with the sample input.","hint_2":"Make sure your final print output matches the prompt exactly."},"starterCode":"number = int(input())\n# Add your if statements here"}}},"lists_basics":{"label":"Lists: Store Many Values","summary":"Create lists, access items by index, add or remove values, and loop through lists to compute totals and averages.","cards":{"sketch0":{"title":"What Lists Are"},"sketch1":{"title":"Indexing and Length"},"sketch2":{"title":"Changing a List"},"sketch3":{"title":"Looping Through Lists"},"project":{"title":"Project: Sum, max, and names lists"}},"projectSteps":{"sum_avg_3":{"title":"3 prices → sum and average"},"max_of_4":{"title":"4 numbers → max"},"names_2":{"title":"2 names → list and indexed print"}}},"loops_basics":{"label":"Loops: Repeat Until It Works","summary":"Learn `while` loops for repeated checking, `for` loops with `range`, and loop control with `break` and `continue` through small programs.","cards":{"sketch0":{"title":"Why Loops Matter"},"sketch1":{"title":"while Loops"},"sketch2":{"title":"break and continue"},"sketch3":{"title":"for Loops and range"},"quiz":{"title":"Project: Guess, validate, and command loops"}},"projectSteps":{"guess_until_7":{"title":"Guess until the secret is correct"},"validate_1_10":{"title":"Keep asking until the input is 1..10"},"echo_until_quit":{"title":"Echo commands until quit"}}}}},"multi-table-sql":{"multi-table-sql-module-0-join-foundations":{"inner-join-with-on":{"label":"INNER JOIN with ON","summary":"Connect matching rows with one explicit relationship condition.","cards":{"sketch0":{"title":"See What an INNER JOIN Keeps"},"sketch1":{"title":"Write the Relationship in ON"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_inner_join_with_on_sketch0":{"title":"Try INNER JOIN with Enrollment Records","prompt":"Write a query that lists each enrollment id beside the grade level of the student who owns it. Return `enrollments.id, students.grade_level` from `enrollments` in that column order. Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`.","hint":"Start from `enrollments.student_id` and follow it to the matching student row.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `enrollments.id, students.grade_level` from `enrollments` in that column order. Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`."},"starterCode":"-- Write your SQL answer below","solutionCode":"SELECT enrollments.id, students.grade_level\nFROM enrollments\nINNER JOIN students ON enrollments.student_id = students.id;"},"try_inner_join_with_on_sketch1":{"title":"Try INNER JOIN from Departments to Courses","prompt":"Write a query that lists each department name beside the id of a course in that department. Return `departments.name, courses.id` from `departments` in that column order. Use a INNER JOIN to connect `courses` on `departments.id = courses.department_id`.","hint":"Follow the relationship from `departments.id` to the foreign key stored in `courses`.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `departments.name, courses.id` from `departments` in that column order. Use a INNER JOIN to connect `courses` on `departments.id = courses.department_id`."},"starterCode":"-- Write your SQL answer below","solutionCode":"SELECT departments.name, courses.id\nFROM departments\nINNER JOIN courses ON departments.id = courses.department_id;"}},"practice":{"sc-primary-foreign-keys":{"title":"Understanding Primary and Foreign Keys","prompt":"Which of the following best describes the relationship between a primary key and a foreign key?","hint":"Think about how primary keys and foreign keys connect tables.","help":{"concept":"Primary keys uniquely identify rows in a table, while foreign keys link to primary keys in another table.","hint_1":"A primary key is unique to its table.","hint_2":"A foreign key references a primary key in another table."},"options":{"a":"A primary key is used to link two tables together.","b":"A foreign key is used to uniquely identify each row in a table.","c":"A primary key is a unique identifier for a table, and a foreign key links to it from another table.","d":"A foreign key is a unique identifier for a table, and a primary key links to it from another table."}},"mc-inner-join-usage":{"title":"Using INNER JOIN","prompt":"Which of the following statements about INNER JOIN are true? Select all that apply.","hint":"Follow the declared key pair in the `ON` clause.","help":{"concept":"INNER JOIN keeps rows only when the `ON` comparison finds a match on both sides.","hint_1":"Choose the foreign key that points to the related table's primary key.","hint_2":"Check that the requested columns come from the two joined tables and that unmatched rows may disappear."},"options":{"a":"INNER JOIN returns all rows from both tables.","b":"INNER JOIN returns only rows with matching values in both tables.","c":"INNER JOIN can be used without an ON condition.","d":"INNER JOIN requires a condition to match rows."}},"dr-inner-join-order":{"title":"Order of INNER JOIN Components","prompt":"Arrange the components of an INNER JOIN query in the correct order.","hint":"Read each piece and arrange them in the order the statement should be understood.","help":{"concept":"The pieces should form a valid statement in a logical order.","hint_1":"Start with the piece that introduces the idea or action.","hint_2":"Place dependent pieces after the part they describe or complete."},"tokens":{"t1":"SELECT clause","t2":"FROM clause","t3":"INNER JOIN clause","t4":"ON condition"}},"fbc-qualified-columns":{"title":"Qualified Columns in Joins","prompt":"In a multi-table query, it's important to use qualified column names to avoid ambiguity. Complete the following statement: `SELECT [blank1] FROM students INNER JOIN enrollments ON students.id = enrollments.student_id;`","hint":"Use the table name to qualify the column.","help":{"concept":"Qualified column names specify the table each column belongs to.","hint_1":"Use the table name followed by a dot and the column name.","hint_2":"For example, `the blank` specifies the `name` column from the `students` table."},"template":"SELECT [blank1] FROM students INNER JOIN enrollments ON students.id = enrollments.student_id;","choices":["students.name","name","enrollments.course_id","course_id"]},"sc-table-aliases":{"title":"Using Table Aliases","prompt":"Why are table aliases useful in SQL queries?","hint":"Think about how aliases can simplify queries.","help":{"concept":"Table aliases provide a shorthand for table names, making queries easier to read and write.","hint_1":"Aliases can reduce the length of table names in queries.","hint_2":"They help avoid repetitive long table names."},"options":{"a":"They allow for shorter, more readable queries.","b":"They are required for all SQL queries.","c":"They replace the need for ON conditions.","d":"They automatically optimize query performance."}},"mc-qualified-columns":{"title":"Importance of Qualified Columns","prompt":"Why is it important to use qualified column names in multi-table queries? Select all that apply.","hint":"Consider how qualified names affect query clarity and correctness.","help":{"concept":"Qualified column names prevent ambiguity and ensure correct data retrieval.","hint_1":"They specify which table a column belongs to.","hint_2":"They prevent errors when tables have columns with the same name."},"options":{"a":"To prevent ambiguity when tables have columns with the same name.","b":"To ensure the query runs faster.","c":"To specify which table a column belongs to.","d":"To automatically join tables without an ON condition."}}}},"module-0-student-enrollment-roster":{"label":"Module 0 Project: Student Enrollment Activity Roster","summary":"Build a qualified and readable student-enrollment roster through five cumulative join steps.","cards":{"sketch0":{"title":"A Roster That Can Be Trusted"},"project":{"title":"Student Enrollment Activity Roster"}},"projectSteps":{"step1":{"title":"Connect Students to Enrollment Records"},"step2":{"title":"Step 2: Give Duplicate IDs Clear Output Headings"},"step3":{"title":"Step 3: Shorten the Query with Table Aliases"},"step4":{"title":"Focus on Upper Grade Levels"},"step5":{"title":"Order the Roster Predictably"}},"moduleProject":{"steps":{"step1":{"title":"Connect Students to Enrollment Records","prompt":"Begin the Module 0 Student Enrollment Roster. Return `students.id, students.name, enrollments.id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`.","hint":"This is the first project step. Build a clean starting version, then run it before moving on.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `students.id, students.name, enrollments.id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`."},"starterCode":"-- Write your SQL answer below","solutionCode":"SELECT \n students.id, \n students.name, \n enrollments.id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;"},"step2":{"title":"Step 2: Give Duplicate IDs Clear Output Headings","prompt":"Extend the Module 0 Student Enrollment Roster with the next approved requirement. Return `students.id AS student_id, students.name, enrollments.id AS enrollment_id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`.","hint":"Change only the naming requirement for this step; keep the relationship and selected data intact.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `students.id AS student_id, students.name, enrollments.id AS enrollment_id, enrollments.course_id, enrollments.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `students.id = enrollments.student_id`."},"starterCode":"SELECT \n students.id, \n students.name, \n enrollments.id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 2: Qualify Every Shared Identifier\n-- Keep the working code above from the previous step.\n-- Next, Keep the same rows and qualify every selected id column with its table name or alias\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n","starterFiles":{"main_py":{"content":"SELECT \n students.id, \n students.name, \n enrollments.id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 2: Qualify Every Shared Identifier\n-- Keep the working code above from the previous step.\n-- Next, Keep the same rows and qualify every selected id column with its table name or alias\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n"}}},"step3":{"title":"Step 3: Shorten the Query with Table Aliases","prompt":"Extend the Module 0 Student Enrollment Roster with the next approved requirement. Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`.","hint":"Change only the naming requirement for this step; keep the relationship and selected data intact.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`."},"starterCode":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 3: Add Readable Table and Column Aliases\n-- Keep the working code above from the previous step.\n-- Next, Use concise table aliases and rename the displayed identifiers as student_id, enrollment_id, and course_id\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n","starterFiles":{"main_py":{"content":"SELECT \n students.id AS student_id, \n students.name, \n enrollments.id AS enrollment_id, \n enrollments.course_id, \n enrollments.term \nFROM students \nINNER JOIN enrollments ON students.id = enrollments.student_id;\n-- Project step 3: Add Readable Table and Column Aliases\n-- Keep the working code above from the previous step.\n-- Next, Use concise table aliases and rename the displayed identifiers as student_id, enrollment_id, and course_id\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n"}}},"step4":{"title":"Focus on Upper Grade Levels","prompt":"Extend the Module 0 Student Enrollment Roster with the next approved requirement. Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`. Keep only rows where `s.grade_level >= 10`.","hint":"Begin with the working code from the previous step. Keep that code, follow the new comments, and add only the next focused behavior.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`. Keep only rows where `s.grade_level >= 10`."},"starterCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n-- Project step 4: Focus on Upper Grade Levels\n-- Keep the working code above from the previous step.\n-- Next, Keep the complete joined roster and include only students in grade level 10 or higher\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n","starterFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id;\n-- Project step 4: Focus on Upper Grade Levels\n-- Keep the working code above from the previous step.\n-- Next, Keep the complete joined roster and include only students in grade level 10 or higher\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n"}}},"step5":{"title":"Order the Roster Predictably","prompt":"Complete the Module 0 Student Enrollment Roster. Return `s.id AS student_id, s.name, e.id AS enrollment_id, e.course_id AS course_id, e.term` from `students` in that column order. Use a INNER JOIN to connect `enrollments` on `s.id = e.student_id`. Keep only rows where `s.grade_level >= 10`. Sort the final result by `s.name ASC, e.course_id ASC`.","hint":"Begin with the working code from the previous step. Keep that code, follow the new comments, and add only the next focused behavior.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Keep only rows where `s.grade_level >= 10`. Sort the final result by `s.name ASC, e.course_id ASC`."},"starterCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n-- Project step 5: Order the Roster Predictably\n-- Keep the working code above from the previous step.\n-- Next, Sort by student name ascending, then course_id ascending, while preserving the complete query\n-- Add only the focused change for this step inside the existing work.\n","solutionCode":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10 \nORDER BY s.name ASC, e.course_id ASC;\n","starterFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10;\n-- Project step 5: Order the Roster Predictably\n-- Keep the working code above from the previous step.\n-- Next, Sort by student name ascending, then course_id ascending, while preserving the complete query\n-- Add only the focused change for this step inside the existing work.\n"}},"solutionFiles":{"main_py":{"content":"SELECT \n s.id AS student_id, \n s.name, \n e.id AS enrollment_id, \n e.course_id AS course_id, \n e.term \nFROM students AS s \nINNER JOIN enrollments AS e ON s.id = e.student_id \nWHERE s.grade_level >= 10 \nORDER BY s.name ASC, e.course_id ASC;\n"}}}}}},"qualifying-columns-across-tables":{"label":"Qualifying Columns Across Tables","summary":"Use table-qualified column references so SQL and readers know which source each value comes from.","cards":{"sketch0":{"title":"Give Every Column an Address"},"sketch1":{"title":"Separate Source Names from Output Names"},"quiz":{"title":"Practice"}},"tryIt":{"allowReveal":true,"try_qualifying_columns_across_tables_sketch0":{"title":"Disambiguate Enrollment and Student Columns","prompt":"Return `enrollments.id AS enrollment_id, students.name AS student_name, enrollments.term` from `enrollments` in that column order. Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`. Sort the final result by `enrollments.id`.","hint":"Start from `enrollments`, then follow `student_id` to `students.id`.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Use a INNER JOIN to connect `students` on `enrollments.student_id = students.id`. Sort the final result by `enrollments.id`."},"starterCode":"-- Return a readable enrollment-to-student result\n","solutionCode":"SELECT enrollments.id AS enrollment_id,\n students.name AS student_name,\n enrollments.term\nFROM enrollments\nINNER JOIN students\n ON enrollments.student_id = students.id\nORDER BY enrollments.id;\n"},"try_qualifying_columns_across_tables_sketch1":{"title":"Disambiguate Course and Department Columns","prompt":"Return `courses.id AS course_id, courses.title AS course_title, departments.name AS department_name` from `courses` in that column order. Use a INNER JOIN to connect `departments` on `courses.department_id = departments.id`. Sort the final result by `courses.id`.","hint":"The relationship is `courses.department_id = departments.id`.","help":{"concept":"Read the brief as a result contract: identify the source table or join path, the result columns, the row condition or grouping rule, and any required ordering.","hint_1":"Build the result one clause at a time and run it after each meaningful change.","hint_2":"Use a INNER JOIN to connect `departments` on `courses.department_id = departments.id`. Sort the final result by `courses.id`."},"starterCode":"-- Return a readable course-to-department result\n","solutionCode":"SELECT courses.id AS course_id,\n courses.title AS course_title,\n departments.name AS department_name\nFROM courses\nINNER JOIN departments\n ON courses.department_id = departments.id\nORDER BY courses.id;\n"}},"practice":{"single-choice-1":{"title":"Purpose of Qualifying Columns","prompt":"Why is it important to qualify column names in SQL queries involving multiple tables?","hint":"Think about how SQL distinguishes between columns with the same name in different tables.","help":{"concept":"Qualifying columns helps SQL distinguish between columns with the same name in different tables.","hint_1":"Consider what happens if two tables have a column with the same name.","hint_2":"Qualifying columns prevents ambiguity in SQL queries."},"options":{"a":"To prevent ambiguity when columns have the same name in different tables.","b":"To make the query run faster.","c":"To reduce the size of the database.","d":"To ensure the database schema is correct."}},"single-choice-2":{"title":"Using Table Aliases","prompt":"What is the main benefit of using table aliases in SQL queries?","hint":"Consider how aliases affect the readability and length of SQL queries.","help":{"concept":"Table aliases provide shorthand references for table names, making queries more readable.","hint_1":"Aliases help shorten the query without losing clarity.","hint_2":"Using aliases can make complex queries easier to manage."},"options":{"a":"They make queries shorter and easier to read.","b":"They increase the execution speed of queries.","c":"They allow for more tables to be joined.","d":"They ensure data integrity."}},"multi-choice-1":{"title":"Identifying Qualified Columns","prompt":"Which of the following are examples of qualified column names? Select all that apply.","hint":"Qualified column names include the table name as a prefix.","help":{"concept":"Qualified column names include the table name to avoid ambiguity.","hint_1":"Look for column names that are prefixed with a table name.","hint_2":"Qualified columns are written as `table.column`."},"options":{"a":"students.id","b":"id","c":"enrollments.student_id","d":"student_id"}},"multi-choice-2":{"title":"Benefits of Using Aliases","prompt":"What are the benefits of using table aliases in SQL queries? Select all that apply.","hint":"Think about how aliases affect query readability and management.","help":{"concept":"Table aliases simplify queries by providing shorthand references for table names.","hint_1":"Aliases can make complex queries easier to read and write.","hint_2":"They help manage queries with multiple tables."},"options":{"a":"Simplifies query writing","b":"Improves query readability","c":"Increases query execution speed","d":"Ensures data accuracy"}},"drag-reorder-1":{"title":"Order of SQL Clauses","prompt":"Arrange the SQL clauses in the correct order for a basic SELECT query.","hint":"Read each piece and arrange them in the order the statement should be understood.","help":{"concept":"The pieces should form a valid statement in a logical order.","hint_1":"Start with the piece that introduces the idea or action.","hint_2":"Place dependent pieces after the part they describe or complete."},"tokens":{"t1":"SELECT clause","t2":"FROM clause","t3":"JOIN clause","t4":"ON condition","t5":"WHERE clause"}},"fill-blank-choice-1":{"title":"SQL Aliases Syntax","prompt":"Fill in the blank: To create an alias for a table in SQL, use the keyword `[blank1]`.","hint":"Read the sentence around the blank and decide what role the missing word plays.","help":{"concept":"The blank should be filled with the term that makes the statement accurate.","hint_1":"Look at the words before and after the blank to infer what kind of term is needed.","hint_2":"Pick the choice that completes the statement with the clearest meaning."},"template":"To create an alias for a table in SQL, use the keyword `[blank1]`.","choices":["AS","IS","IN","ON"]}}},"reading-keys-and-relationships":{"label":"Reading Keys and Relationships","summary":"Trace documented primary-key and foreign-key pairs before writing a join.","cards":{"sketch0":{"title":"Meet the Tables Before the Join"},"sketch1":{"title":"Read the Database as a Map"},"quiz":{"title":"Practice"}},"practice":{"quiz-1":{"title":"Find the Student Identifier","prompt":"Which column uniquely identifies one row in the `students` table?","hint":"Look for the column declared as the table's primary key.","help":{"concept":"A primary key uniquely identifies one row in its own table.","hint_1":"Names and grade levels can repeat, but a primary-key value cannot.","hint_2":"Use the schema browser and find the key marker on `students`."},"options":{"a":"name","b":"grade_level","c":"id","d":"student_id"}},"quiz-2":{"title":"Follow the Student Relationship","prompt":"Which documented key pair connects an enrollment row to its student?","hint":"Start with the foreign key stored on `enrollments`.","help":{"concept":"A child table stores a foreign key that points to the parent's primary key.","hint_1":"The enrollment row stores the student's identifier in `student_id`.","hint_2":"Match that foreign key to the unique identifier on `students`."},"options":{"a":"enrollments.id → students.id","b":"enrollments.student_id → students.id","c":"enrollments.course_id → students.id","d":"students.grade_level → enrollments.student_id"}},"quiz-3":{"title":"Choose Valid Relationship Paths","prompt":"Which key pairs are documented relationships in the school schema? Select all that apply.","hint":"Use the foreign-key arrows in the ERD, not columns that merely share a type or name.","help":{"concept":"A valid relationship compares a declared foreign key with the referenced primary key.","hint_1":"Check the arrows leaving `courses` and `enrollments`.","hint_2":"Reject any pair that connects unrelated `id` columns."},"options":{"a":"courses.department_id → departments.id","b":"enrollments.course_id → courses.id","c":"students.id → departments.id","d":"enrollments.student_id → students.id"}},"quiz-4":{"title":"Recognize a Foreign Key","prompt":"Which statements describe a foreign key? Select all that apply.","hint":"Think about where the value is stored and what table it points toward.","help":{"concept":"A foreign key records the identity of a related parent row.","hint_1":"The value may repeat because many child rows can point to one parent.","hint_2":"It must reference the key on the related table, not just a similarly named column."},"options":{"a":"It points to a key in a related table.","b":"Its values may repeat across child rows.","c":"It always uniquely identifies its own table row.","d":"It defines a path the join can follow."}},"quiz-5":{"title":"Trace a Relationship Safely","prompt":"Arrange </article></body></html>