From c0efd0ee746d485ebbe23eb0ba0b38233c46b3c0 Mon Sep 17 00:00:00 2001
From: Michiel <918128+mvanderlee@users.noreply.github.com>
Date: Fri, 2 Jan 2026 12:53:25 +0100
Subject: [PATCH] Replace IncEx type copy with export from pydantic

---
 fastapi/types.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fastapi/types.py b/fastapi/types.py
index d3e980cb4..1c3a6de74 100644
--- a/fastapi/types.py
+++ b/fastapi/types.py
@@ -3,9 +3,9 @@ from enum import Enum
 from typing import Any, Callable, Optional, TypeVar, Union
 
 from pydantic import BaseModel
+from pydantic.main import IncEx as IncEx
 
 DecoratedCallable = TypeVar("DecoratedCallable", bound=Callable[..., Any])
 UnionType = getattr(types, "UnionType", Union)
 ModelNameMap = dict[Union[type[BaseModel], type[Enum]], str]
-IncEx = Union[set[int], set[str], dict[int, Any], dict[str, Any]]
 DependencyCacheKey = tuple[Optional[Callable[..., Any]], tuple[str, ...], str]