diff -r 6f10a2d6adf9 -r 176f1a0d15dc mercurial/formatter.py
--- a/mercurial/formatter.py	Mon Feb 21 11:13:37 2022 -0700
+++ b/mercurial/formatter.py	Tue Mar 01 20:50:34 2022 -0800
@@ -141,7 +141,7 @@
     Returns False if the object is unsupported or must be pre-processed by
     formatdate(), formatdict(), or formatlist().
     """
-    return isinstance(obj, (type(None), bool, int, pycompat.long, float, bytes))
+    return isinstance(obj, (type(None), bool, int, int, float, bytes))
 
 
 class _nullconverter(object):