mercurial/shelve.py

--- a/mercurial/shelve.py	Mon Sep 16 15:36:38 2024 +0200
+++ b/mercurial/shelve.py	Mon Sep 16 15:36:44 2024 +0200
@@ -21,6 +21,8 @@
 shelve".
 """
 
+from __future__ import annotations
+
 import collections
 import io
 import itertools