#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2008 Doug Hellmann All rights reserved.
     #
     """Compare files in two directories.
     """
     
     __version__ = "$Id$"
     #end_pymotw_header
     
     import filecmp
     import os
     
     # Determine the items that exist in both directories
     d1_contents = set(os.listdir('example/dir1'))
     d2_contents = set(os.listdir('example/dir2'))
     common = list(d1_contents & d2_contents)
     common_files = [ f 
                     for f in common 
                     if os.path.isfile(os.path.join('example/dir1', f))
                     ]
     print 'Common files:', common_files
     
     # Compare the directories
     match, mismatch, errors = filecmp.cmpfiles('example/dir1', 
                                                'example/dir2', 
                                                common_files)
     print 'Match:', match
     print 'Mismatch:', mismatch
     print 'Errors:', errors