--- a/mercurial/bundle2.py	Mon Sep 16 15:36:38 2024 +0200
+++ b/mercurial/bundle2.py	Mon Sep 16 15:36:44 2024 +0200
@@ -145,6 +145,7 @@
 preserve.
 """
 
+from __future__ import annotations
 
 import collections
 import errno