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41 lines
899 B
Python
41 lines
899 B
Python
"""Custom `Factory` example."""
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import dependency_injector.providers as providers
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class User:
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"""Example class User."""
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class UsersFactory(providers.Provider):
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"""Example users factory."""
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__slots__ = ('_factory',)
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def __init__(self):
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"""Initialize instance."""
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self._factory = providers.Factory(User)
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super().__init__()
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def __call__(self, *args, **kwargs):
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"""Return provided object.
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Callable interface implementation.
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"""
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if self.last_overriding is not None:
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return self.last_overriding._provide(args, kwargs)
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return self._factory(*args, **kwargs)
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# Users factory:
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users_factory = UsersFactory()
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# Creating several User objects:
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user1 = users_factory()
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user2 = users_factory()
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# Making some asserts:
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assert isinstance(user1, User)
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assert isinstance(user2, User)
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assert user1 is not user2
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