python写的文件转码小工具

#!/usr/local/bin/python
# -*- coding: utf-8 -*-
'''

usage： chmod +x convert.py
./convert.py src mysrc
'''
import os
import shutil
import re
import sys
 
#####################################
def search(src,dest,handler):
 filelist=os.listdir(src)
 for f in filelist:
 cf=src+'/'+f
 df=dest+'/'+f
 if os.path.isdir(cf):
 if not os.path.exists(df):
os.makedirs(df)
 search(cf,df,handler)
 else:
 handler(cf,df)#the function dealing with file
##########################################################
 
def convertFile(sfn,dfn): 
 sf=open(sfn,'r')
 s=sf.read()
 try:
 s=s.decode('utf-8')
 df=open(dfn,'w')
 df.write(s.encode('gbk'))
 df.flush()
 sf.close()
 df.close()
 
 print '*** ',sfn
 except:
 sf.close()
 print sfn
 sys.exit()
 
 
if name == 'main':
srcDir=os.getcwd()+'/'+sys.argv[1]
dstDir=os.getcwd()+'/'+sys.argv[2]
search(srcDir,dstDir,convertFile)