https://segmentfault.com/q/1010000000657379
http://blog.fens.me/nodejs-socketio-chat/
https://www.jianshu.com/p/5344c120eca6
Django使用message框架向模板中推送消息内容
django channels
https://segmentfault.com/q/1010000000657379
https://www.jianshu.com/p/5344c120eca6
django channels