From da6eff65d1704bdda34df0f236b9c08f5db843bf Mon Sep 17 00:00:00 2001
From: Ben Brady <benbrady04.bb@gmail.com>
Date: Sat, 4 Oct 2025 13:44:25 +0100
Subject: [PATCH] =?UTF-8?q?=F0=9F=94=A8=20changed=20NoneType=20check=20to?=
 =?UTF-8?q?=20is=20None?=
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---
 fastapi/encoders.py | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/fastapi/encoders.py b/fastapi/encoders.py
index 3d65f9cb9..8491f4895 100644
--- a/fastapi/encoders.py
+++ b/fastapi/encoders.py
@@ -82,9 +82,6 @@ ENCODERS_BY_TYPE: Dict[Type[Any], Callable[[Any], Any]] = {
     AnyUrl: str,
 }
 
-NoneType = type(None)
-
-
 def jsonable_encoder(
     obj: Annotated[
         Any,
@@ -222,7 +219,7 @@ def encode_value(
         if encoder:
             return encoder(obj)
 
-    if isinstance(obj, (str, int, float, NoneType)):  # type: ignore[arg-type, misc]
+    if obj is None or isinstance(obj, (str, int, float)):
         return obj
 
     if isinstance(obj, (list, set, frozenset, GeneratorType, tuple, deque)):