整合其它服务

• tornado.auth — Third-party login with OpenID and OAuth
  • Common protocols
  • Google
  • Facebook
  • Twitter
• tornado.wsgi — Interoperability with other Python frameworks and servers
  • Running Tornado apps on WSGI servers
  • Running WSGI apps on Tornado servers
• tornado.platform.asyncio — Bridge between asyncio and Tornado
• tornado.platform.caresresolver — Asynchronous DNS Resolver using C-Ares
• tornado.platform.twisted — Bridges between Twisted and Tornado
  • Twisted on Tornado
  • Tornado on Twisted
  • Twisted DNS resolver