mercurial/repair.py

--- a/mercurial/repair.py	Sat Apr 25 15:38:06 2015 +0900
+++ b/mercurial/repair.py	Sat Apr 25 23:44:53 2015 +0900
@@ -18,7 +18,7 @@
     if usebundle2:
         cgversion = repo.ui.config('experimental', 'strip-bundle2-version')
         if cgversion not in changegroup.packermap:
-            repo.ui.warn(_('unknown strip-bundle2-version value %r; ' +
+            repo.ui.warn(_('unknown strip-bundle2-version value %r; '
                             'should be one of %r\n') %
                          (cgversion, sorted(changegroup.packermap.keys()),))
             cgversion = '01'