mac Python 3.7安装及其问题处理

安装方法
https://www.jianshu.com/p/23564fc0fa5c?utm_campaign=maleskine&utm_content=note&utm_medium=seo_notes&utm_source=recommendation

问题
Mac解决WARNING: You are using pip version 19.3.1; however, version 20.0.2 is available. You should con

处理
python3 -m pip install pip==20.0.2

下载
geckodriver 放入 /usr/local/bin 下面
executable_path='/usr/local/bin/geckodriver'

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