#!/usr/bin/env python2
# -*- coding: utf-8 -*-

import re
import urllib
import urllib2
import cookielib

def main():
    host_url = 'http://www.baidu.com/'
    post_url = 'https://passport.baidu.com/v2/api/?login'
    get_token_url = 'https://passport.baidu.com/v2/api/?getapi&class=login&tpl=mn&tangram=true'
    username = '********'
    password = '********'

    cookie_jar = cookielib.CookieJar()
    opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cookie_jar))

    #get cookie
    opener.open(host_url)

    #get token value
    token_value = re.search(r'\\w{32}', opener.open(get_token_url).read()).group()

    #make post data
    post_data = {
        'username'  : username,
        'password'  : password,
        'token'     : token_value,
        'tpl'       : 'mn'
    }
    post_data = urllib.urlencode(post_data)

    #build request
    request = urllib2.Request(post_url, post_data)

    #login
    opener.open(request).read()
    for cookie in cookie_jar:
        print cookie

if __name__ == '__main__':
    main()