#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2010 Doug Hellmann.  All rights reserved.
     #
     """Non-capturing groups
     """
     #end_pymotw_header
     
     from re_test_patterns_groups import test_patterns
     
     test_patterns('abbaaabbbbaaaaa',
                   [r'a((a+)|(b+))',     # capturing form
                    r'a((?:a+)|(?:b+))', # non-capturing
                    ])