1 安装virtualenv
pip install virtualenv
2 初始化目录(venv)
virtualenv venv
3 使用虚拟环境
(win):venv\Scripts\activate
(linux):source venv/bin/activate
deactivate
4 启动后安装项目依赖
pip freeze > requirements.txt(生成)
pip install -r requirements.txt -i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com(安装)
来源:oschina
链接:https://my.oschina.net/laqq/blog/4299206