fix six check message

minrk · minrk · commit 37320c397a7b · 2014-03-23T14:16:39.000-07:00
version is `distutils.version`
diff --git a/setupext.py b/setupext.py
@@ -1102,7 +1102,7 @@ def check(self):
         if not is_min_version(six.__version__, self.min_version):
             raise CheckFailed(
                 "Requires six %s or later.  Found %s." %
-                (self.min_version, version))
+                (self.min_version, six.__version__))
 
         return "using six version %s" % six.__version__
 
