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)