diff --git a/fastapi/middleware/csrf.py b/fastapi/middleware/csrf.py
index b9aefbdd0a..a1729de6f1 100644
--- a/fastapi/middleware/csrf.py
+++ b/fastapi/middleware/csrf.py
@@ -2,7 +2,8 @@ import functools
 import http.cookies
 import secrets
 from re import Pattern
-from typing import Dict, List, Optional, Set, Any
+from typing import Any, Dict, List, Optional, Set
+
 from itsdangerous import BadSignature
 from itsdangerous.url_safe import URLSafeSerializer
 from starlette.datastructures import URL, MutableHeaders
@@ -152,8 +153,9 @@ class CSRFMiddleware:
         )
 
     def _receive_with_body(self, receive, body) -> dict:
-        async def inner() -> dict :
+        async def inner() -> dict:
             return {"type": "http.request", "body": body, "more_body": False}
+
         return inner
 
 
@@ -169,4 +171,5 @@ def csrf_token_processor(csrf_cookie_name: str, csrf_header_name: str):
             "csrf_input": csrf_input,
             "csrf_header": csrf_header,
         }
-    return processor
\ No newline at end of file
+
+    return processor