User’s guide

• Introduction
• Asynchronous and non-Blocking I/O
  • Blocking
  • Asynchronous
  • Examples
• Coroutines
  • Python 3.5: async and await
  • How it works
  • How to call a coroutine
  • Coroutine patterns
    • Interaction with callbacks
    • Calling blocking functions
    • Parallelism
    • Interleaving
    • Looping
    • Running in the background
• Queue example - a concurrent web spider
• Structure of a Tornado web application
  • The Application object
  • Subclassing RequestHandler
  • Handling request input
  • Overriding RequestHandler methods
  • Error Handling
  • Redirection
  • Asynchronous handlers
• Templates and UI
  • Configuring templates
  • Template syntax
  • Internationalization
  • UI modules
• Authentication and security
  • Cookies and secure cookies
  • User authentication
  • Third party authentication
  • Cross-site request forgery protection
• Running and deploying
  • Processes and ports
  • Running behind a load balancer
  • Static files and aggressive file caching
  • Debug mode and automatic reloading
  • WSGI and Google App Engine