#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2009 Doug Hellmann All rights reserved.
     #
     """
     """
     
     __version__ = "$Id$"
     #end_pymotw_header
     
     import pwd
     import operator
     
     # Load all of the user data, sorted by username
     all_user_data = pwd.getpwall()
     interesting_users = sorted((u 
                                 for u in all_user_data 
                                 if not u.pw_name.startswith('_')),
                                 key=operator.attrgetter('pw_name'))
     
     # Find the longest lengths for a few fields
     username_length = max(len(u.pw_name) for u in interesting_users) + 1
     home_length = max(len(u.pw_dir) for u in interesting_users) + 1
     
     # Print report headers
     fmt = '%-*s %4s %-*s %s'
     print fmt % (username_length, 'User', 
                  'UID', 
                  home_length, 'Home Dir', 
                  'Description')
     print '-' * username_length, '----', '-' * home_length, '-' * 30
     
     # Print the data
     for u in interesting_users:
         print fmt % (username_length, u.pw_name, 
                      u.pw_uid, 
                      home_length, u.pw_dir, 
                      u.pw_gecos)