python+selenium+chrome实现自动登录百度

#python3.4+selenium3.5+chrome版本 63.0.3239.132+chrome驱动chromedriver.exe
#实现自动登录百度
from selenium import webdriver
from time import sleep

#新建webdriver对象
driver = webdriver.Chrome()
driver.maximize_window()
driver.get('https://passport.baidu.com/v2/?login')
sleep(2)
driver.find_element_by_id("TANGRAM__PSP_3__footerULoginBtn").click()
driver.find_element_by_name("userName").clear()
driver.find_element_by_name("userName").send_keys('Davis_Chou')
driver.find_element_by_name("password").clear()
driver.find_element_by_name("password").send_keys('******')
driver.find_element_by_id("TANGRAM__PSP_3__submit").click()