backup_ver1.py

《python编程金典》书中

#!/usr/bin/python
# Filename: backup_ver1.py

import os
import time

# 1. The files and directories to be backed up are specified in a list.
source =r"e:\biyelunwen"
# If you are using Windows, use source = [r'C:\Documents', r'D:\Work'] or something like that

# 2. The backup must be stored in a main backup directory
target_dir =r"E:\beifen"+os.sep
# Remember to change this to what you will be using

# 3. The files are backed up into a zip file.
# 4. The name of the zip archive is the current date and time
today=target_dir+time.strftime('%Y%m%d')
now = time.strftime('%H%M%S')
if not os.path.exists(today):
    os.mkdir(today)
    print "创建目录成功"


target = today+os.sep+ now + '.rar'

# 5. We use the zip command (in Unix/Linux) to put the files in a zip archive
zip_command= "zip -qr %s %s"% (target, source)

# Run the backup
if os.system(zip_command) == 0:
    print 'Successful backup to', target
else:
     print 'Backup FAILED'