selenium自动登陆

import os

from selenium  import  webdriver
import time,json

class Cookie(object):

    def __init__(self,driver,login_url,url,web_name):
        self.driver = driver
        self.login_url = login_url
        self.url = url
        self.web_name = web_name

    def is_login(self):
        self.get_content(self.url)
        if self.url != self.driver.current_url:
            self.login(self.login_url)

    def login(self,login_url):
        self.driver.get(login_url)
        time.sleep(20)  # 在此时输入用户名和密码
        cookies = driver.get_cookies()
        f1 = open(self.web_name+'.txt', 'w')
        f1.write(json.dumps(cookies))
        f1.close()
        self.get_content(self.url)

    def get_content(self,url):
        if os.path.exists(self.web_name+".txt"):
            self.driver.delete_all_cookies()
            self.driver.get(url)
            print(url)
            with open(self.web_name+'.txt') as f:
                cookie = json.loads(f.read())
            for c in cookie:
                if 'expiry' in c:
                    del c['expiry']
                print(c)
                driver.add_cookie(c)
            self.driver.get(url)

if __name__ == "__main__":

    driver = webdriver.Chrome()
    driver.maximize_window()

    web_name = "bokeyuan"
    login_url = "https://account.cnblogs.com/signin"
    url = 'https://i-beta.cnblogs.com/'
    ck = Cookie(driver,login_url,url,web_name)
    ck.is_login()

    #time.sleep(30)
    #driver.quit()