驱动浏览器

谷歌
from selenium import webdriver
import time
driver = webdriver.Chrome(r'C:Program Files (x86)GoogleChromeApplicationchromedriver.exe') (chrome括号内是谷歌浏览器文件驱动路径)

Ie
from selenium import webdriver
import time
driver = webdriver.Ie()

火狐
from selenium import webdriver
import time
driver = webdriver.Firefox()