gistfile1.py

# Linux 遍历目录下面所有文件，将文件名转为小写

#!/usr/bin/python
# the following script will traverse through all of the files
# within the directory where it is placed and replace each
# underscore within the filename with a space

import os, sys,re
print "Auto convert Upper filename to Lower filename"
dir = '/home/huacnlee/uploadfiles'

print "find files..."
for root,dirs,files in os.walk(dir):
	print root
	print str(len(files)) + " found."
	os.rename(root,root.lower())
	for f in files:
		filename = root.lower() + "/" + f
		if re.search('[A-Z]',filename) != None:
			print filename
			newfilename = filename.lower()
			print "Renaming", f, "to", f.lower(), "..."
			os.rename(filename, newfilename)