diff --git a/fastapi/exceptions.py b/fastapi/exceptions.py
index 17e3202b8..9476fe9cb 100644
--- a/fastapi/exceptions.py
+++ b/fastapi/exceptions.py
@@ -5,12 +5,14 @@ from starlette.exceptions import HTTPException as StarletteHTTPException
 from starlette.exceptions import WebSocketException as StarletteWebSocketException
 from typing_extensions import Annotated, Doc
 
+
 class EndpointContext(TypedDict, total=False):
     function: str
     path: str
     file: str
     line: int
 
+
 class HTTPException(StarletteHTTPException):
     """
     An HTTP exception you can raise in your own code to show errors to the client.
diff --git a/fastapi/routing.py b/fastapi/routing.py
index 546845701..b8598d7a8 100644
--- a/fastapi/routing.py
+++ b/fastapi/routing.py
@@ -243,6 +243,7 @@ def _extract_endpoint_context(func: Any) -> EndpointContext:
     _endpoint_context_cache[func_id] = ctx
     return ctx
 
+
 async def serialize_response(
     *,
     field: Optional[ModelField] = None,
@@ -354,7 +355,11 @@ def get_request_handler(
         )
 
         # Extract endpoint context for error messages
-        endpoint_ctx = _extract_endpoint_context(dependant.call) if dependant.call else EndpointContext()
+        endpoint_ctx = (
+            _extract_endpoint_context(dependant.call)
+            if dependant.call
+            else EndpointContext()
+        )
         if dependant.path:
             endpoint_ctx["path"] = f"{request.method} {dependant.path}"
 
@@ -480,7 +485,11 @@ def get_websocket_app(
     embed_body_fields: bool = False,
 ) -> Callable[[WebSocket], Coroutine[Any, Any, Any]]:
     async def app(websocket: WebSocket) -> None:
-        endpoint_ctx = _extract_endpoint_context(dependant.call) if dependant.call else EndpointContext()
+        endpoint_ctx = (
+            _extract_endpoint_context(dependant.call)
+            if dependant.call
+            else EndpointContext()
+        )
         if dependant.path:
             endpoint_ctx["path"] = f"WS {dependant.path}"