自动化部署代码
http://liyangliang.me/posts/2015/06/deploy-applications-using-fabric/
http://fabric-docs-cn.readthedocs.io/zh_CN/latest/tutorial.html
http://docs.jinkan.org/docs/flask/patterns/fabric.html
http://wklken.me/posts/2013/03/25/python-tool-fabric.html