--- a/mercurial/testing/revlog.py	Sun Feb 20 15:18:15 2022 -0700
+++ b/mercurial/testing/revlog.py	Thu Mar 03 17:34:00 2022 +0100
@@ -1,4 +1,3 @@
-from __future__ import absolute_import
 import unittest
 
 # picked from test-parse-index2, copied rather than imported