1.安装virtualenv和virtualenvwrapper
pip3 install virtualenv
pip3 install virtualenvwrapper
2.创建目录用来存放虚拟环境
mkdir $HOME/.virtualenvs
3.打开~/.bashrc文件,并添加内容:
export WORKON_HOME=$HOME/.virtualenvs
export VIRTUALENVWRAPPER_PYTHON=/usr/bin/python3
export VIRTUALENVWRAPPER_VIRTUALENV=~/.local/bin/virtualenv
source ~/.local/bin/virtualenvwrapper.sh
4.重新加载配置
source ~/.bashrc