安装Python2.7.18

• Python2.7.18是python2的最后一个版本
• 最新的Debian已经不提供python2的软件源了
• 下载地址 https://www.python.org/downloads/release/python-2718/
• https://blog.python.org/2020/04/python-2718-last-release-of-python-2.html

wget https://www.python.org/ftp/python/2.7.18/Python-2.7.18.tgz
tar xvf Python-2.7.18.tgz
cd Python-2.7.18
./configure && make && make install