Change JSONResponse headers type annotation to match other Response c…

…lasses (#2187)
encode · Jun 16, 2023 · 8d7a1ca · 8d7a1ca
1 parent 1c1043c
commit 8d7a1ca
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/starlette/responses.py b/starlette/responses.py
@@ -189,7 +189,7 @@ def __init__(
         self,
         content: typing.Any,
         status_code: int = 200,
-        headers: typing.Optional[typing.Dict[str, str]] = None,
+        headers: typing.Optional[typing.Mapping[str, str]] = None,
         media_type: typing.Optional[str] = None,
         background: typing.Optional[BackgroundTask] = None,
     ) -> None: