--- a/mercurial/hbisect.py	Wed Nov 02 15:06:40 2011 -0500
+++ b/mercurial/hbisect.py	Thu Oct 20 00:37:34 2011 +0200
@@ -220,7 +220,7 @@
         else:
             raise error.ParseError(_('invalid bisect state'))
 
-def label(repo, node, short=False):
+def label(repo, node):
     rev = repo.changelog.rev(node)
 
     # Try explicit sets