chrome
http://chromedriver.storage.googleapis.com/index.html
下载后放到python的安装目录
firefox
https://github.com/mozilla/geckodriver/releases/
下载后放到firefox的安装目录
http://chromedriver.storage.googleapis.com/index.html
下载后放到python的安装目录
https://github.com/mozilla/geckodriver/releases/
下载后放到firefox的安装目录