linux同时安装python2.6和python2.7

linux已经部署一个python2.6，现有一需求再部署一个python2.7，操作梳理如下

下载python2,7

wget

xz -d Python-2.7.13.tar.xz

tar -xvf Python-2.7.13.tar

cd Python-2.7.13

./configure –prefix=/usr/local

make

make altinstall

ln -s /usr/local/bin/python2.7 /usr/bin/python

键入python2.7开始验证