From bc4b26fbcb1488325ee70cb745981ebd89384b86 Mon Sep 17 00:00:00 2001
From: bzoracler <50305397+bzoracler@users.noreply.github.com>
Date: Sun, 7 Apr 2024 22:15:51 +1200
Subject: [PATCH] Allow `NewType.__supertype__` to also be a `NewType` (#11728)

---
 stdlib/typing.pyi            | 2 +-
 stdlib/typing_extensions.pyi | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/stdlib/typing.pyi b/stdlib/typing.pyi
index 901e00efb..580322b65 100644
--- a/stdlib/typing.pyi
+++ b/stdlib/typing.pyi
@@ -290,7 +290,7 @@ if sys.version_info >= (3, 10):
 
         def __or__(self, other: Any) -> _SpecialForm: ...
         def __ror__(self, other: Any) -> _SpecialForm: ...
-        __supertype__: type
+        __supertype__: type | NewType
 
 else:
     def NewType(name: str, tp: Any) -> Any: ...
diff --git a/stdlib/typing_extensions.pyi b/stdlib/typing_extensions.pyi
index 5bcfa5a08..48a398ba4 100644
--- a/stdlib/typing_extensions.pyi
+++ b/stdlib/typing_extensions.pyi
@@ -374,7 +374,7 @@ else:
     class NewType:
         def __init__(self, name: str, tp: Any) -> None: ...
         def __call__(self, obj: _T, /) -> _T: ...
-        __supertype__: type
+        __supertype__: type | NewType
         if sys.version_info >= (3, 10):
             def __or__(self, other: Any) -> _SpecialForm: ...
             def __ror__(self, other: Any) -> _SpecialForm: ...