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27 lines
690 B
Python
27 lines
690 B
Python
"""IoC container example."""
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import collections
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import dependency_injector.containers as containers
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import dependency_injector.providers as providers
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Engine = collections.namedtuple('Engine', [])
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Car = collections.namedtuple('Car', ['serial_number', 'engine'])
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class Container(containers.DeclarativeContainer):
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"""IoC container."""
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engine_factory = providers.Factory(Engine)
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car_factory = providers.Factory(Car, engine=engine_factory)
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if __name__ == '__main__':
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car1 = Container.car_factory(serial_number=1)
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car2 = Container.car_factory(serial_number=2)
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assert car1.serial_number == 1 and car2.serial_number == 2
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assert car1.engine is not car2.engine
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