--- a/hgext/churn.py	Mon Sep 16 15:36:38 2024 +0200
+++ b/hgext/churn.py	Mon Sep 16 15:36:44 2024 +0200
@@ -8,6 +8,7 @@
 
 '''command to display statistics about repository history'''
 
+from __future__ import annotations
 
 import datetime
 import os