From 5021b3071192f54d98e86134e7106436cca261fe Mon Sep 17 00:00:00 2001
From: Jelle Zijlstra <jelle.zijlstra@gmail.com>
Date: Sat, 21 Dec 2019 10:42:43 -0800
Subject: [PATCH] functools: remove first type param of cached_property (#3553)

Fixes #3547

This removes some type safety in exceptional cases, like code that interacts
directly with cached_property objects, but that seems like a price worth
paying.
---
 stdlib/3/functools.pyi | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/stdlib/3/functools.pyi b/stdlib/3/functools.pyi
index 477f51dd5..7e3fe6322 100644
--- a/stdlib/3/functools.pyi
+++ b/stdlib/3/functools.pyi
@@ -78,12 +78,12 @@ class _SingleDispatchCallable(Generic[_T]):
 def singledispatch(func: Callable[..., _T]) -> _SingleDispatchCallable[_T]: ...
 
 if sys.version_info >= (3, 8):
-    class cached_property(Generic[_S, _T]):
-        func: Callable[[_S], _T]
+    class cached_property(Generic[_T]):
+        func: Callable[[Any], _T]
         attrname: Optional[str]
-        def __init__(self, func: Callable[[_S], _T]) -> None: ...
+        def __init__(self, func: Callable[[Any], _T]) -> None: ...
         @overload
-        def __get__(self, instance: None, owner: Optional[Type[_S]] = ...) -> cached_property[_S, _T]: ...
+        def __get__(self, instance: None, owner: Optional[Type[Any]] = ...) -> cached_property[_T]: ...
         @overload
-        def __get__(self, instance: _S, owner: Optional[Type[_S]] = ...) -> _T: ...
-        def __set_name__(self, owner: Type[_S], name: str) -> None: ...
+        def __get__(self, instance: _S, owner: Optional[Type[Any]] = ...) -> _T: ...
+        def __set_name__(self, owner: Type[Any], name: str) -> None: ...