1)安装IUS软件源
#安装EPEL依赖 sudo yum install epel-release #安装IUS软件源 sudo yum install https://centos7.iuscommunity.org/ius-release.rpm
2)安装Python3.6
sudo yum install python36u #创建符号链接(可选) sudo ln -s /bin/python3.6 /bin/python3
3)安装pip3(可选)
sudo yum install python36u-pip #创建一个到pip3的符号链接(可选) sudo ln -s /bin/pip3.6 /bin/pip3