Check if "extensions" in scope before checking the extension (#2438)

encode · Jan 23, 2024 · e54be85 · e54be85
1 parent 8d09cf4
commit e54be85
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/starlette/responses.py b/starlette/responses.py
@@ -337,7 +337,7 @@ async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
         )
         if scope["method"].upper() == "HEAD":
             await send({"type": "http.response.body", "body": b"", "more_body": False})
-        elif "http.response.pathsend" in scope["extensions"]:
+        elif "extensions" in scope and "http.response.pathsend" in scope["extensions"]:
             await send({"type": "http.response.pathsend", "path": str(self.path)})
         else:
             async with await anyio.open_file(self.path, mode="rb") as file: