豆瓣模拟登录（双层html）

#!/usr/bin/env python
# -*- coding: utf-8 -*-
#author tom
import time
from selenium import webdriver

#构造浏览器，请求数据
bro=webdriver.Chrome()
bro.get(‘https://www.douban.com/‘)
time.sleep(2)

#他的登录页面是双层嵌套的，要先转入里面那个页面，标签才能定位到
iframe=bro.find_element_by_tag_name(‘iframe‘)
bro.switch_to_frame(iframe)

#点击密码登录
pslogin=bro.find_elements_by_css_selector(‘body > div.account-body.login-wrap.login-start.account-anonymous > div.account-body-tabs > ul.tab-start > li.account-tab-account‘)[0]
print(pslogin)
print(type(pslogin))
pslogin.click()

time.sleep(2)

#填入密码
bro.find_element_by_id(‘username‘).send_keys(‘xxx‘)
bro.find_element_by_id(‘password‘).send_keys(‘xxx‘)

time.sleep(2)
#点击登录
btn=bro.find_element_by_xpath(‘//a[@class="btn btn-account btn-active"]‘)
btn.click()

cookies={i[‘name‘]:i[‘value‘]for i in bro.get_cookies()}
print(cookies)

time.sleep(3)
bro.quit(