python 爬取微博一页数据

from selenium import webdriver
import time
import pandas as pd

driver = webdriver.Chrome(executable_path='C:\Program Files (x86)\Google\Chrome\Application\chromedriver')
driver.get("http://weibo.com/login.php")
time.sleep(3)
driver.find_element_by_xpath('//*[@id="loginname"]').clear()
driver.find_element_by_xpath('//*[@id="loginname"]').send_keys('微博账号')
driver.find_element_by_xpath('//*[@id="pl_login_form"]/div/div[3]/div[2]/div/input').clear()
time.sleep(1)
driver.find_element_by_xpath('//*[@id="pl_login_form"]/div/div[3]/div[2]/div/input').send_keys('微博密码')
time.sleep(1)
driver.find_element_by_xpath('//*[@id="pl_login_form"]/div/div[3]/div[6]/a').click()
# 20秒手机扫二维码登陆
time.sleep(20)

content_list = []

driver.get("ht