1 # -*- coding: utf-8 -*- 2 # Filename: BatchChangeFileName.py 3  4 import os 5 import sys 6  7 def TraverseFolder(path): 8     print "<----folder&file---->" 9     no=010     for (path,dirs,files) in os.walk(path):11         print12         no += 113         print "No.%d"%no14         print "path=%s"%path15         if len(dirs)!=0:16             #print type(dirs)17             subfolders = ''18             for dir in dirs:19                 subfolders += dir+';'20             subfolders = '[' + subfolders + ']'21             print "subfolders=%s"%subfolders22         if len(files)!=0:23             filenames = ''24             for filename in files:25                 filenames += filename+';'26             filenames = '[' + filenames + ']'27             print "files=%s"%filenames28     print "<----folder&file---->"29     30 31 def RenameFile():32     str = u'请输入要处理的文件夹路径====>'33     path = raw_input(str.encode('gbk'))34     print path35     36     str = u'请输入源文件类型(不包括.)====>'37     old_ext = "."+raw_input(str.encode('gbk'))38     print old_ext39     40     str = u'请输入目标文件类型(不包括.)====>'41     new_ext = "."+raw_input(str.encode('gbk'))    42     print new_ext43     44     print   #输出空行占位45     TraverseFolder(path)46     print47     48     str = u'开始批量更名'49     print str50     print '<-----------------'51     changedCount = 0          52     for (path,dirs,files) in os.walk(path):53         for filename in files:54             ext = os.path.splitext(filename)[1] #取得文件类型，注意它还带着点号            55             if (ext == old_ext):56                 changedCount += 157                 newname = filename.replace(old_ext, new_ext)58                 oldpath = path + "\\" + filename      59                 newpath = path + "\\" + newname60                 try:61                     os.rename(oldpath, newpath)62                     print 'No.%d'%changedCount, 'change', oldpath, 'to', newpath63                 except BaseException, e:  64                     print(str(e))65     print '----------------->'66                                                                                67 68 if __name__ == '__main__':69     RenameFile() 70         71 print        72 raw_input("press Enter to exit")73 sys.exit()