Python + Selenium 基础篇 - 打开和关闭浏览器

1.首先要下载浏览器对应的driver，并放到你的python安装目录

Chrome浏览器(chromedriver): http://npm.taobao.org/mirrors/chromedriver/   (注意下载的版本是不是跟你的浏览器版本对应)

Firefox浏览器(geckdriver): https://github.com/mozilla/geckodriver/releases

2.打开Firefox

from selenium import webdriver
driver = webdriver.Firefox()
driver.maximize_window()
url = ("http://news.baidu.com")
driver.get(url)

3.打开Chrome

from selenium import webdriver
driver = webdriver.Chrome()
driver.maximize_window()
url = ("http://news.baidu.com")
driver.get(url)

4.打开IE

from selenium import webdriver
import time
driver = webdriver.Ie()
driver.maximize_window()
url = ("http://news.baidu.com")
driver.get(url)

5.关闭并退出浏览器

driver.quit()