mercurial/ui.py

--- a/mercurial/ui.py	Sun Nov 06 00:37:50 2016 -0700
+++ b/mercurial/ui.py	Thu Oct 20 21:38:44 2016 +0900
@@ -822,7 +822,7 @@
                 return int(encoding.environ['COLUMNS'])
             except ValueError:
                 pass
-        return util.termwidth()
+        return scmutil.termwidth()
 
     def formatted(self):
         '''should formatted output be used?