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35 lines
755 B
Python
35 lines
755 B
Python
"""`Selector` provider example."""
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from dependency_injector import containers, providers
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class SomeClass:
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...
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class SomeOtherClass:
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...
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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selector = providers.Selector(
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config.one_or_another,
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one=providers.Factory(SomeClass),
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another=providers.Factory(SomeOtherClass),
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)
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if __name__ == '__main__':
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container = Container()
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container.config.override({'one_or_another': 'one'})
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instance_1 = container.selector()
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assert isinstance(instance_1, SomeClass)
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container.config.override({'one_or_another': 'another'})
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instance_2 = container.selector()
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assert isinstance(instance_2, SomeOtherClass)
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