--- a/mercurial/config.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/config.py	Mon Feb 21 13:08:28 2022 -0700
@@ -18,7 +18,7 @@
 )
 
 
-class config(object):
+class config:
     def __init__(self, data=None):
         self._current_source_level = 0
         self._data = {}