--- _parseaddr.py.orig	2006-02-02 21:41:33.000000000 -0800
+++ _parseaddr.py	2010-02-03 16:46:42.250000000 -0800
@@ -359,6 +359,7 @@
                 break
             elif allowcomments and self.field[self.pos] == '(':
                 slist.append(self.getcomment())
+                continue        # have already advanced pos from getcomment
             elif self.field[self.pos] == '\\':
                 quote = True
             else: