--- a/mercurial/testing/storage.py	Sun Oct 06 16:39:13 2019 -0400
+++ b/mercurial/testing/storage.py	Sun Oct 06 16:55:18 2019 -0400
@@ -14,6 +14,7 @@
     nullid,
     nullrev,
 )
+from ..pycompat import getattr
 from .. import (
     error,
     mdiff,