From 16331d71a7fcf6134d7b3e8ed73b2e1efb65be7f Mon Sep 17 00:00:00 2001
From: Victorien <65306057+Viicos@users.noreply.github.com>
Date: Mon, 16 Sep 2024 16:40:50 +0200
Subject: [PATCH] Fix variance issue in `_IncEx` type alias, only allow `True`
 (#1453)

---
 python/pydantic_core/_pydantic_core.pyi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/python/pydantic_core/_pydantic_core.pyi b/python/pydantic_core/_pydantic_core.pyi
index 271601bfa..e195cbb41 100644
--- a/python/pydantic_core/_pydantic_core.pyi
+++ b/python/pydantic_core/_pydantic_core.pyi
@@ -1,4 +1,5 @@
 import datetime
+from collections.abc import Mapping
 from typing import Any, Callable, Generic, Literal, TypeVar, final
 
 from _typeshed import SupportsAllComparisons
@@ -237,7 +238,7 @@ class SchemaValidator:
             `None` if the schema has no default value, otherwise a [`Some`][pydantic_core.Some] containing the default.
         """
 
-_IncEx: TypeAlias = set[int] | set[str] | dict[int, _IncEx | bool] | dict[str, _IncEx | bool]
+_IncEx: TypeAlias = set[int] | set[str] | Mapping[int, _IncEx | Literal[True]] | Mapping[str, _IncEx | Literal[True]]
 
 @final
 class SchemaSerializer: