python-dependency-injector/examples/wiring/flask_example.py

30 lines
611 B
Python

"""Flask wiring example."""
import sys
from dependency_injector import containers, providers
from dependency_injector.wiring import Provide
from flask import Flask, json
class Service:
...
class Container(containers.DeclarativeContainer):
service = providers.Factory(Service)
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()