diff -r 55d132525155 -r 642e31cb55f0 mercurial/fileset.py
--- a/mercurial/fileset.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/mercurial/fileset.py	Mon Feb 21 13:08:28 2022 -0700
@@ -503,7 +503,7 @@
 }
 
 
-class matchctx(object):
+class matchctx:
     def __init__(self, basectx, ctx, cwd, badfn=None):
         self._basectx = basectx
         self.ctx = ctx