A minimal setup for Flask with latest Injector working

README.md

This works for now only if configure is enabled

flaskinjection.py

# -*- coding: utf-8 -*-

from flask import Flask
from flask.views import View
from flask_injector import FlaskInjector
from injector import Module, provides, singleton, inject


class ExtClass(object):

    def __init__(self, app):
        print("APP", app)


class MyModule(Module):

    @singleton
    @provides
    def provide_ext(self, app: Flask) -> ExtClass:
        print("calling module", app)
        return ExtClass(app)

    # @inject
    # def configure(self, binder, app: Flask):
    #     print("calling module", app)
    #     binder.bind(ExtClass, to=ExtClass(app), scope=singleton)


class Waz(View):
    @inject
    def __init__(self, db: ExtClass):
        self.db = db

    def dispatch_request(self):
        print("TEST DB", self.db)
        return 'waz'


if __name__ == "__main__":
    app = Flask(__name__)
    # app.config.update(EXT_CONFIG_VAR='some_value')
    app.add_url_rule('/waz', view_func=Waz.as_view('waz'))
    FlaskInjector(app=app, modules=[MyModule])
    app.run()