python-dependency-injector/examples/miniapps/decoupled-packages/example/__main__.py
2021-10-27 17:06:24 -04:00

41 lines
1.3 KiB
Python

"""Main module."""
from dependency_injector.wiring import Provide, inject
from .user.repositories import UserRepository
from .photo.repositories import PhotoRepository
from .analytics.services import AggregationService
from .containers import ApplicationContainer
@inject
def main(
user_repository: UserRepository = Provide[
ApplicationContainer.user_package.user_repository
],
photo_repository: PhotoRepository = Provide[
ApplicationContainer.photo_package.photo_repository
],
aggregation_service: AggregationService = Provide[
ApplicationContainer.analytics_package.aggregation_service
],
) -> None:
user1 = user_repository.get(id=1)
user1_photos = photo_repository.get_photos(user1.id)
print(f"Retrieve user id={user1.id}, photos count={len(user1_photos)}")
user2 = user_repository.get(id=2)
user2_photos = photo_repository.get_photos(user2.id)
print(f"Retrieve user id={user2.id}, photos count={len(user2_photos)}")
assert aggregation_service.user_repository is user_repository
assert aggregation_service.photo_repository is photo_repository
print("Aggregate analytics from user and photo packages")
if __name__ == "__main__":
application = ApplicationContainer()
application.wire(modules=[__name__])
main()