mercurial/node.py

--- a/mercurial/node.py	Sat Aug 08 19:42:58 2015 -0700
+++ b/mercurial/node.py	Sat Aug 08 19:43:24 2015 -0700
@@ -5,6 +5,8 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
+from __future__ import absolute_import
+
 import binascii
 
 nullrev = -1