--- a/mercurial/exthelper.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/exthelper.py	Mon Feb 21 13:08:28 2022 -0700
@@ -20,7 +20,7 @@
 from hgdemandimport import tracing
 
 
-class exthelper(object):
+class exthelper:
     """Helper for modular extension setup
 
     A single helper should be instantiated for each module of an