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32 lines
1022 B
Python
32 lines
1022 B
Python
"""Operating with catalog providers example."""
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import dependency_injector as di
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class Catalog(di.AbstractCatalog):
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"""Providers catalog."""
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provider1 = di.Factory(object)
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""":type: (di.Provider) -> object"""
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provider2 = di.Factory(object)
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""":type: (di.Provider) -> object"""
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provider3 = di.Singleton(object)
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""":type: (di.Provider) -> object"""
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provider4 = di.Singleton(object)
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""":type: (di.Provider) -> object"""
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# Making some asserts:
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assert Catalog.providers == dict(provider1=Catalog.provider1,
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provider2=Catalog.provider2,
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provider3=Catalog.provider3,
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provider4=Catalog.provider4)
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assert Catalog.filter(di.Factory) == dict(provider1=Catalog.provider1,
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provider2=Catalog.provider2)
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assert Catalog.filter(di.Singleton) == dict(provider3=Catalog.provider3,
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provider4=Catalog.provider4)
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