Fix mypy warnings in dependency_injector.ext

src/dependency_injector/ext/aiohttp.py

@@ -7,7 +7,6 @@ import warnings
 
 from dependency_injector import providers
 
-
 warnings.warn(
     'Module "dependency_injector.ext.aiohttp" is deprecated since '
     'version 4.0.0. Use "dependency_injector.wiring" module instead.',

src/dependency_injector/ext/aiohttp.pyi

@@ -1,14 +1,16 @@
-from typing import Awaitable as _Awaitable
+from typing import Any, Awaitable as _Awaitable, TypeVar
 
 from dependency_injector import providers
 
-class Application(providers.Singleton): ...
+T = TypeVar("T")
-class Extension(providers.Singleton): ...
-class Middleware(providers.DelegatedCallable): ...
-class MiddlewareFactory(providers.Factory): ...
 
-class View(providers.Callable):
+class Application(providers.Singleton[T]): ...
-    def as_view(self) -> _Awaitable: ...
+class Extension(providers.Singleton[T]): ...
+class Middleware(providers.DelegatedCallable[T]): ...
+class MiddlewareFactory(providers.Factory[T]): ...
 
-class ClassBasedView(providers.Factory):
+class View(providers.Callable[T]):
-    def as_view(self) -> _Awaitable: ...
+    def as_view(self) -> _Awaitable[T]: ...
+
+class ClassBasedView(providers.Factory[T]):
+    def as_view(self) -> _Awaitable[T]: ...

src/dependency_injector/ext/flask.py

@@ -1,12 +1,12 @@
 """Flask extension module."""
 
 from __future__ import absolute_import
+
 import warnings
 
 from flask import request as flask_request
 
-from dependency_injector import providers, errors
+from dependency_injector import errors, providers
-
 
 warnings.warn(
     'Module "dependency_injector.ext.flask" is deprecated since '

src/dependency_injector/ext/flask.pyi

@@ -1,19 +1,21 @@
-from typing import Union, Optional, Callable as _Callable, Any
+from typing import Any, Callable as _Callable, Optional, TypeVar, Union
+
+from flask.wrappers import Request
 
-from flask import request as flask_request
 from dependency_injector import providers
 
-request: providers.Object[flask_request]
+request: providers.Object[Request]
+T = TypeVar("T")
 
-class Application(providers.Singleton): ...
+class Application(providers.Singleton[T]): ...
-class Extension(providers.Singleton): ...
+class Extension(providers.Singleton[T]): ...
 
-class View(providers.Callable):
+class View(providers.Callable[T]):
-    def as_view(self) -> _Callable[..., Any]: ...
+    def as_view(self) -> _Callable[..., T]: ...
 
-class ClassBasedView(providers.Factory):
+class ClassBasedView(providers.Factory[T]):
-    def as_view(self, name: str) -> _Callable[..., Any]: ...
+    def as_view(self, name: str) -> _Callable[..., T]: ...
 
 def as_view(
-    provider: Union[View, ClassBasedView], name: Optional[str] = None
+    provider: Union[View[T], ClassBasedView[T]], name: Optional[str] = None
-) -> _Callable[..., Any]: ...
+) -> _Callable[..., T]: ...