--- a/mercurial/wireprotoframing.py	Sun Oct 06 16:39:13 2019 -0400
+++ b/mercurial/wireprotoframing.py	Sun Oct 06 16:55:18 2019 -0400
@@ -15,6 +15,7 @@
 import struct
 
 from .i18n import _
+from .pycompat import getattr
 from .thirdparty import attr
 from . import (
     encoding,