From 1deda2ff6aa4ff143b17e1cb943c668b3d4f2f03 Mon Sep 17 00:00:00 2001
From: jkmnt <git@firewood.fastmail.com>
Date: Wed, 16 Oct 2024 13:39:09 +0300
Subject: [PATCH] cosmetic

---
 falcon/response.py | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/falcon/response.py b/falcon/response.py
index cbf92295a..70db069d1 100644
--- a/falcon/response.py
+++ b/falcon/response.py
@@ -26,7 +26,6 @@
     Dict,
     Iterable,
     List,
-    Mapping,
     NoReturn,
     Optional,
     overload,
@@ -37,6 +36,7 @@
 )
 
 from falcon._typing import _UNSET
+from falcon._typing import HeaderArg
 from falcon._typing import RangeSetHeader
 from falcon._typing import UnsetOr
 from falcon.constants import _DEFAULT_STATIC_MEDIA_TYPES
@@ -793,9 +793,7 @@ def append_header(self, name: str, value: str) -> None:
 
             self._headers[name] = value
 
-    def set_headers(
-        self, headers: Union[Mapping[str, str], Iterable[Tuple[str, str]]]
-    ) -> None:
+    def set_headers(self, headers: HeaderArg) -> None:
         """Set several headers at once.
 
         This method can be used to set a collection of raw header names and