python-dependency-injector/examples/containers/declarative_inheritance.py

35 lines
753 B
Python

"""Declarative containers inheritance example."""
from dependency_injector import containers, providers
class ContainerA(containers.DeclarativeContainer):
provider1 = providers.Factory(object)
class ContainerB(ContainerA):
provider2 = providers.Singleton(object)
assert ContainerA.providers == {
'provider1': ContainerA.provider1,
}
assert ContainerB.providers == {
'provider1': ContainerA.provider1,
'provider2': ContainerB.provider2,
}
assert ContainerA.cls_providers == {
'provider1': ContainerA.provider1,
}
assert ContainerB.cls_providers == {
'provider2': ContainerB.provider2,
}
assert ContainerA.inherited_providers == {}
assert ContainerB.inherited_providers == {
'provider1': ContainerA.provider1,
}