#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2008 Doug Hellmann All rights reserved.
     #
     """Demonstrate the ISO calendar features of date().
     """
     
     __version__ = "$Id$"
     #end_pymotw_header
     
     import datetime
     import locale
     
     day_names = [ locale.nl_langinfo(x)
                   for x in (locale.DAY_1, locale.DAY_2, locale.DAY_3, locale.DAY_4, 
                   locale.DAY_5, locale.DAY_6, locale.DAY_7, locale.DAY_1) ]
                       
     print 'US days :', day_names[:-1]
     print 'ISO days:', day_names[1:]
     
     d = datetime.date(2007, 12, 30)
     for i in range(7):
         delta = datetime.timedelta(days=i)
         date = d + delta
         print
         print day_names[date.weekday()], date
         print '\tISO Weekday:', day_names[date.isoweekday()]
         print '\tISO Calendar:', date.isocalendar()