python-dependency-injector/examples/wiring/flask_example.py
Roman Mogylatov ae3024588c
Wiring reengineering (#324)
* Bump version to 4.3.9: FastAPI example

* Reengineer wiring

* Add @inject decorator

* Add .workspace dir to gitignore

* Add generic typing for @inject

* Add type cast for @inject

* Update movie lister example

* Update cli application tutorial

* Update demo example

* Update wiring docs and examples

* Update aiohttp example and tutorial

* Update multiple containers example

* Update single container example

* Update decoupled packages example

* Update django example

* Update asyncio daemon example and tutorial

* Update FastAPI example

* Update flask example and tutorial

* Update sanic example

* Add wiring registry

* Add new line to .gitignore

* Add @inject to the test samples

* Fix flake8 errors
2020-11-15 16:06:42 -05:00

31 lines
627 B
Python

"""Flask wiring example."""
import sys
from dependency_injector import containers, providers
from dependency_injector.wiring import inject, Provide
from flask import Flask, json
class Service:
...
class Container(containers.DeclarativeContainer):
service = providers.Factory(Service)
@inject
def index_view(service: Service = Provide[Container.service]) -> str:
return json.dumps({'service_id': id(service)})
if __name__ == '__main__':
container = Container()
container.wire(modules=[sys.modules[__name__]])
app = Flask(__name__)
app.add_url_rule('/', 'index', index_view)
app.run()