python-dependency-injector/examples/demo/with_di.py
Roman Mogylatov 7d160cb4a5
Wiring with string module names (#515)
* Update main example

* Updating wiring module

* Update wiring test case name

* Implement string imports for wiring

* Update example

* Refactor implementation

* Update front example

* Fix a typo in README

* Update wiring docs

* Update single container example

* Update multiple containers example

* Update quotes in multiple containers example

* Update quotes in single container example

* Update decoupled-packages example

* Update single and multiple containers example

* Update quotes

* Update fastapi+redis example

* Update resource docs

* Update quotes in CLI tutorial

* Update CLI application (movie lister) tutorial

* Update monitoring daemon example

* Update python version in asyncio daemon example

* Update asyncio daemon tutorial

* Update quotes in wiring docs

* Update wiring docs
2021-09-30 15:03:19 -04:00

40 lines
940 B
Python

from unittest import mock
from dependency_injector import containers, providers
from dependency_injector.wiring import Provide, inject
from after import ApiClient, Service
class Container(containers.DeclarativeContainer):
config = providers.Configuration()
api_client = providers.Singleton(
ApiClient,
api_key=config.api_key,
timeout=config.timeout.as_int(),
)
service = providers.Factory(
Service,
api_client=api_client,
)
@inject
def main(service: Service = Provide[Container.service]):
...
if __name__ == "__main__":
container = Container()
container.config.api_key.from_env("API_KEY")
container.config.timeout.from_env("TIMEOUT")
container.wire(modules=[__name__])
main() # <-- dependency is injected automatically
with container.api_client.override(mock.Mock()):
main() # <-- overridden dependency is injected automatically