环境：
- win10
- vmware workstation 14
- centos 7
- 最小化安装
- root权限
安装之前先更新下系统：
1 yum update
python 3.7 需要编译安装，需要安装一下的依赖:
1 yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel libffi-devel gcc make
在官网下载python3.7
1 wget https://www.python.org/ftp/3.7.0/Python-3.7.0.tar.xz