只能用于centos7 或者el7内核
yum -y update
yum -y install https://centos7.iuscommunity.org/ius-release.rpm
安装最新版本Python3.6.x
yum -y install python36u python36u-pip
yum -y install python36u-devel
创建软链接
ln -s /usr/bin/python3.6 /usr/bin/python3
ln -s /usr/bin/pip3.6 /usr/bin/pip3
centos 安装python3.6 简易安装过程
原文：https://www.cnblogs.com/Phantom3389/p/8889692.html
