--- a/mercurial/crecord.py	Mon Sep 16 15:36:38 2024 +0200
+++ b/mercurial/crecord.py	Mon Sep 16 15:36:44 2024 +0200
@@ -8,6 +8,7 @@
 # This code is based on the Mark Edgington's crecord extension.
 # (Itself based on Bryan O'Sullivan's record extension.)
 
+from __future__ import annotations
 
 import os
 import re