diff -r 44b26349127b -r d44e3c45f0e4 mercurial/revlogutils/revlogv0.py
--- a/mercurial/revlogutils/revlogv0.py	Sun May 29 12:38:54 2022 +0200
+++ b/mercurial/revlogutils/revlogv0.py	Sun May 29 15:17:27 2022 +0200
@@ -15,7 +15,6 @@
 from .. import (
     error,
     node,
-    pycompat,
     revlogutils,
     util,
 )
@@ -77,7 +76,7 @@
     def __delitem__(self, i):
         if not isinstance(i, slice) or not i.stop == -1 or i.step is not None:
             raise ValueError(b"deleting slices only supports a:-1 with step 1")
-        for r in pycompat.xrange(i.start, len(self)):
+        for r in range(i.start, len(self)):
             del self._nodemap[self[r][7]]
         super(revlogoldindex, self).__delitem__(i)