Python 将文件重新命名

 1 # -*- coding: utf-8 -*-
 2 __author__ = 'louis'
 3 
 4 import os
 5 import re
 6 
 7 
 8 def rename_files(dir_path):
 9     i=1
10     print dir_path
11     for fil in dir_list:
12         if os.path.isfile(os.path.join(dir_path, fil)) == True:
13             if re.search('.*avi$', fil):
14                 print fil
15                 new_name = str(i)+'.avi'
16                 os.rename(os.path.join(dir_path, fil), os.path.join(dir_path, new_name))
17                 i += 1
18 
19 if __name__ == '__main__':
20     print "Hello world"
21     d_path = r"c:\Te"
22     rename_files(d_path)
23 
24     dir_list = os.listdir(d_path)
25     print dir_list