在Linux系统下装python3，并使python2和python3共存
一、python2和python3共存前提：保证你的虚拟机要能联网ping www.baidu.com1.安装依赖包切换到root权限下安装直接在终端命令行输入下面的代码即可，等待其下载完毕yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-d...
