diff -r 0d612db7047c -r c59eb1560c44 mercurial/narrowspec.py
--- a/mercurial/narrowspec.py	Sun Oct 06 16:39:13 2019 -0400
+++ b/mercurial/narrowspec.py	Sun Oct 06 16:55:18 2019 -0400
@@ -8,6 +8,7 @@
 from __future__ import absolute_import
 
 from .i18n import _
+from .pycompat import getattr
 from .interfaces import repository
 from . import (
     error,