Ubuntu 安装/卸载 python

安装

添加 ppa 源安装

sudo add-apt-repository ppa:deadsnakes/ppa
sudo apt-get update
sudo apt-get install python3.7 python3.7-dev python3.7-distutils

卸载

sudo apt-get purge python3.7 python3.7-* libpython3.7 libpython3.7-*