用Python读取proxy

import urllib
import re

def main():
    filename="I:/proxys.txt"

    page=urllib.urlopen("http://bbtproxy.100steps.net/index.html")
    body=page.read()

    regx1=r"(?si)<table width=600>(.*)</table>"
    regx2=r"(/d+/./d+/./d+/./d+:/d+)"
    proxys=re.search(regx1,body,re.DOTALL).group(1)

    proxylist=re.findall(regx2,proxys)

    f=open(filename,'w')
    for proxy in proxylist:
        f.write(proxy+' /n')
    f.close()    


if __name__ == '__main__':
    main()