Cookie自动登录人人网

import urllib2, cookielib,urllib

class LoginRenren():        
    def __init__(self):
        self.log_url = "http://www.renren.com/PLogin.do"
        self.cj = cookielib.CookieJar()
        self.opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(self.cj))
        urllib2.install_opener(self.opener)

    def login(self, email, password):
        self.email = email
        self.password = password
        params = {"email":self.email, "password":self.password}
        params = urllib.urlencode(params)
        params = params.encode('utf-8') 
        response = urllib2.urlopen(self.log_url, params)
        file = open("E:\\renren.html", "wb")
        file.write(response.read())

def login(email = "xxxxx@126.com", password = "xxxxx" ):    
    renren = LoginRenren()
    renren.login(email, password)
    
if __name__=="__main__":
    print("main")
    login()