#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2008 Doug Hellmann All rights reserved.
     #
     """
     """
     
     __version__ = "$Id$"
     #end_pymotw_header
     
     import zlib
     
     data = open('lorem.txt', 'r').read()
     
     cksum = zlib.adler32(data)
     print 'Adler32: %12d' % cksum
     print '       : %12d' % zlib.adler32(data, cksum)
     
     cksum = zlib.crc32(data)
     print 'CRC-32 : %12d' % cksum
     print '       : %12d' % zlib.crc32(data, cksum)