mkvirtualenv管理python版本

centos7安装pip

安装pip

yum -y install epel-release

yum -y install python2-pip

 

安装virtualenvwrapper

pip install virtualenvwrapper

 

启动virtualenvwrapper

source /usr/bin/virtualenvwrapper.sh

 

自启动virtualenvwrapper

vim ~/.bashrc，添加如下代码

export WORKON_HOME=$HOME/.virtualenvs
export PROJECT_HOME=$HOME/Devel
source /usr/bin/virtualenvwrapper.sh

 

创建python27环境

mkvirtualenv env27

 

yum安装python36

yum -y install python36

 

创建python36环境

mkvirtualenv -p python36 env36

 

启动虚拟环境

workon env27/env36

 

退出虚拟环境

deactivate

 

删除虚拟环境

rmvirtualenv env27/env36