python解决文件乱码问题

#!/usr/local/bin/python

#-*- coding: utf8 -*-

import string

import sys

reload(sys)

sys.setdefaultencoding('utf-8')

if __name__ == '__main__':

file_path = sys.argv[1]

file = open(file_path)

for line in file:

str=line.decode('gbk','ignore').encode('utf-8').replace("\r","").replace("\n","")

print str