diff -r d60678a567a9 -r 328739ea70c3 hgext/notify.py
--- a/hgext/notify.py	Tue Jun 23 22:38:21 2015 -0700
+++ b/hgext/notify.py	Tue Jun 23 22:20:08 2015 -0700
@@ -276,7 +276,7 @@
         p = email.Parser.Parser()
         try:
             msg = p.parsestr(data)
-        except email.Errors.MessageParseError, inst:
+        except email.Errors.MessageParseError as inst:
             raise util.Abort(inst)
 
         # store sender and subject