Python 备份指定目录文件

      1#!/usr/bin/python

      2import os

      3import time

      4source=['/home/wanghao/byte','/home/wanghao/bin']

      5target_dir = '/home/wanghao/'

      6today = target_dir + time.strftime('%Y%m%d')

      7 now= time.strftime('%H%M%S')

      8comment = raw_input('Enter acomment-->')

      9 iflen(comment) == 0:

     10    target=today + so.sep + now +'.tar.gz'

     11else:

     12    target = today + os.sep + now+ '_' + comment.replace('','') + '.tar       .gz'

     13 ifnot os.path.exists(today):

     14    os.mkdir(today)

     15    print 'Sucessful createddirectory',today

     16tar_command = "tar -zcvf '%s' %s" % (target,' '.join(source))

     17 ifos.system(tar_command)==0:

     18    print 'Successful backupto',target

     19else:

     20    print 'Backup FAILED'

文件夹为当前日期，文件名为当前日期