python-dependency-injector/examples/containers/inject_self.py
2021-09-30 15:16:17 -04:00

37 lines
934 B
Python

"""Container injecting ``self`` example."""
from dependency_injector import containers, providers
class Service:
def __init__(self, name: str):
self.name = name
class ServiceDispatcher:
def __init__(self, container: containers.Container):
self.container = container
def get_services(self):
for provider in self.container.traverse(types=[providers.Factory]):
yield provider()
class Container(containers.DeclarativeContainer):
__self__ = providers.Self()
service1 = providers.Factory(Service, name="Service 1")
service2 = providers.Factory(Service, name="Service 2")
service3 = providers.Factory(Service, name="Service 3")
dispatcher = providers.Singleton(ServiceDispatcher, __self__)
if __name__ == "__main__":
container = Container()
dispatcher = container.dispatcher()
for service in dispatcher.get_services():
print(service.name)