diff -r a0674e916fb6 -r f254fc73d956 mercurial/transaction.py
--- a/mercurial/transaction.py	Thu Mar 03 17:39:20 2022 -0800
+++ b/mercurial/transaction.py	Thu Mar 03 18:28:30 2022 -0800
@@ -382,7 +382,7 @@
             skip_pre = group == GEN_GROUP_POST_FINALIZE
             skip_post = group == GEN_GROUP_PRE_FINALIZE
 
-        for id, entry in sorted(pycompat.iteritems(self._filegenerators)):
+        for id, entry in sorted(self._filegenerators.items()):
             any = True
             order, filenames, genfunc, location, post_finalize = entry