python-dependency-injector/examples/providers/factory_delegation.py
Roman Mogylatov 1ad852d193
Factory provider docs update (#287)
* Update index page

* Update providers index page

* Make a little wording fix on containers index page

* Refactor factory provider docs header

* Update factory injection docs

* Update factory init injections example and picture

* Start work on underlying providers

* Finish the docs for factory arguments to the underlying providers

* Edit providers delegation section

* Edit section about specialized factory provider

* Edit abstract factory section

* Edit FactoryAggregate docs

* Add meta keywords and description
2020-08-31 21:26:21 -04:00

38 lines
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Python

"""`Factory` providers delegation example."""
from typing import Callable, List
from dependency_injector import providers
class User:
def __init__(self, uid: int) -> None:
self.uid = uid
class UserRepository:
def __init__(self, user_factory: Callable[..., User]) -> None:
self.user_factory = user_factory
def get_all(self) -> List[User]:
return [
self.user_factory(**user_data)
for user_data in [{'uid': 1}, {'uid': 2}]
]
user_factory = providers.Factory(User)
user_repository_factory = providers.Factory(
UserRepository,
user_factory=user_factory.provider,
)
if __name__ == '__main__':
user_repository = user_repository_factory()
user1, user2 = user_repository.get_all()
assert user1.uid == 1
assert user2.uid == 2