Replace Coroutine typevar T with T_Any and retrofit assert_type on coroutine

Author: leonarduschen

src/dependency_injector/providers.pyi

@@ -197,7 +197,7 @@ class AbstractCallable(Callable[T]):
 class CallableDelegate(Delegate):
     def __init__(self, callable: Callable) -> None: ...
 
-class Coroutine(Callable[T]): ...
+class Coroutine(Callable[T_Any]): ...
 class DelegatedCoroutine(Coroutine[T]): ...
 
 class AbstractCoroutine(Coroutine[T]):

tests/typing/coroutine.py

@@ -1,4 +1,5 @@
-from typing import Awaitable, Coroutine
+from typing import Awaitable, Coroutine, Any
+from typing_extensions import assert_type
 
 from dependency_injector import providers
 
@@ -8,8 +9,10 @@ async def _coro() -> None: ...
 
 # Test 1: to check the return type
 provider1 = providers.Coroutine(_coro)
-var1: Awaitable[None] = provider1()
+var1 = provider1()
+assert_type(var1, Coroutine[Any, Any, None])  # type: ignore[unused-coroutine]
 
 # Test 2: to check string imports
-provider2: providers.Coroutine[None] = providers.Coroutine("_coro")
+provider2 = providers.Coroutine("_coro")
 provider2.set_provides("_coro")
+assert_type(provider2, providers.Coroutine[Any])