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#! /usr/bin/env python#coding=utf-8import urllib2,urllib,cookielib,requestsfrom bs4 import BeautifulSoupclass form():    def __init__(self,username,password):        self.username = username        self.password = password        self.cj=cookielib.CookieJar()        self.handler=urllib2.HTTPCookieProcessor(self.cj)        self.opener=urllib2.build_opener(self.handler)        urllib2.install_opener(self.opener)    def get_cookie(self):        self.firstCookie = "输入访问链接"        req=urllib2.urlopen(self.firstCookie)        cookieDick={}        for index,cookie in enumerate(self.cj):            cookieDick[cookie.name] = cookie.value        self.csrf_test_name=cookieDick.get("csrf_cookie_name")    def access(self):        self.host="输入host地址"        self.loginUrl=self.host+"输入访问路径"        self.headers={"User-agent": "UA参数",                      "host": self.host}        self.data={"username": self.username, "password": self.password, 'foward': 'null', 'csrf_test_name': self.csrf_test_name}        dataEncode=urllib.urlencode(self.data)        self.reqLogin=urllib2.Request(self.loginUrl,data=dataEncode,headers=self.headers)        self.resLogin=urllib2.urlopen(self.reqLogin)        self.page=self.resLogin.read()        print self.pageclass login(form):    def go(self):        self.get_cookie()        self.access()if __name__ == '__main__':    test=login("username","password")    test.go()