--- a/mercurial/smartset.py	Sun Oct 06 16:39:13 2019 -0400
+++ b/mercurial/smartset.py	Sun Oct 06 16:55:18 2019 -0400
@@ -7,6 +7,7 @@
 
 from __future__ import absolute_import
 
+from .pycompat import getattr
 from . import (
     encoding,
     error,