From d77d8489758bc9154c106444bdeafe05767adc6d Mon Sep 17 00:00:00 2001
From: Jelle Zijlstra <jelle.zijlstra@gmail.com>
Date: Mon, 2 May 2022 00:57:21 -0600
Subject: [PATCH] contextlib: Use bound TypeVar (#7764)

---
 stdlib/contextlib.pyi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/stdlib/contextlib.pyi b/stdlib/contextlib.pyi
index c93eeac3b..1b6ee4298 100644
--- a/stdlib/contextlib.pyi
+++ b/stdlib/contextlib.pyi
@@ -78,7 +78,7 @@ _F = TypeVar("_F", bound=Callable[..., Any])
 _P = ParamSpec("_P")
 
 _ExitFunc: TypeAlias = Callable[[type[BaseException] | None, BaseException | None, TracebackType | None], bool | None]
-_CM_EF = TypeVar("_CM_EF", AbstractContextManager[Any], _ExitFunc)
+_CM_EF = TypeVar("_CM_EF", bound=AbstractContextManager[Any] | _ExitFunc)
 
 class ContextDecorator:
     def __call__(self, func: _F) -> _F: ...
@@ -177,7 +177,7 @@ class ExitStack(AbstractContextManager[ExitStack]):
 
 if sys.version_info >= (3, 7):
     _ExitCoroFunc: TypeAlias = Callable[[type[BaseException] | None, BaseException | None, TracebackType | None], Awaitable[bool]]
-    _ACM_EF = TypeVar("_ACM_EF", AbstractAsyncContextManager[Any], _ExitCoroFunc)
+    _ACM_EF = TypeVar("_ACM_EF", bound=AbstractAsyncContextManager[Any] | _ExitCoroFunc)
 
     class AsyncExitStack(AbstractAsyncContextManager[AsyncExitStack]):
         def __init__(self) -> None: ...