8. Dunder new Method

__new__ is a special method responsible for creating new instances of a class.

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Example

class Singleton:
    _instance = None
    def __new__(cls, *args, **kwargs):
        if cls._instance is None:
            cls._instance = super().__new__(cls)
        return cls._instance

a = Singleton()
b = Singleton()
print(a is b)  # True

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Wrap-Up

__new__ controls object creation, often used in patterns like Singleton.