Python version of https://doc.rust-lang.org/rust-by-example/trait.html (converted by ChatGPT)

dolly.py

class Sheep:
    def __init__(self, name: str):
        self.name = name
        self.naked = False

    def is_naked(self) -> bool:
        return self.naked

    def shear(self):
        if self.is_naked():
            print(f"{self.name} is already naked...")
        else:
            print(f"{self.name} gets a haircut!")
            self.naked = True

class Animal:
    @staticmethod
    def new(name: str):
        raise NotImplementedError

    def name(self) -> str:
        raise NotImplementedError

    def noise(self) -> str:
        raise NotImplementedError

    def talk(self):
        print(f"{self.name()} says {self.noise()}")

class Sheep(Animal):
    def __init__(self, name: str):
        self.name = name
        self.naked = False

    def name(self) -> str:
        return self.name

    def noise(self) -> str:
        if self.is_naked():
            return "baaaaah?"
        else:
            return "baaaaah!"

    def talk(self):
        print(f"{self.name} pauses briefly... {self.noise()}")

    @staticmethod
    def new(name: str):
        return Sheep(name)

if __name__ == "__main__":
    dolly: Sheep = Animal.new("Dolly")
    dolly.talk()
    dolly.shear()
    dolly.talk()