Release 6.3.3 The Tornado Authors Aug 11, 2023 CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11 Tornado Documentation, Release 6.3.3 12 Chapter 5. Installation CHAPTER SIX DOCUMENTATION This same url is being loaded in a Chrome tab. 6.9 Release notes 6.9.1 What’s new in Tornado 6.3.3 Aug 11, 2023 Security improvements • The Content-Length header and chunked Transfer-Encoding sizes are now

WSGI 7 4 Installation 9 5 Documentation 11 5.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 5.2 Web framework . . . . . . . . . . . full advantage of Tornado you will need to use the Tornado’s web framework and HTTP server together. 11 Tornado Documentation, Release 5.1.1 5.1.2 Asynchronous and non-Blocking I/O Real-time web features defaults to version 1.1 of the Twitter API, instead of version 1.0 which is being discontinued on June 11. It also now uses HTTPS when talking to Twitter. • Fixed a potential memory leak with a long chain

CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11 Tornado Documentation, Release 6.4 12 Chapter 5. Installation CHAPTER SIX DOCUMENTATION This None instead of an empty list (which was mutable and reused) 6.9.2 What’s new in Tornado 6.3.3 Aug 11, 2023 Security improvements • The Content-Length header and chunked Transfer-Encoding sizes are now

CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11 Tornado Documentation, Release 6.4 12 Chapter 5. Installation CHAPTER SIX DOCUMENTATION This None instead of an empty list (which was mutable and reused) 6.9.2 What’s new in Tornado 6.3.3 Aug 11, 2023 Security improvements • The Content-Length header and chunked Transfer-Encoding sizes are now

CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11 Tornado Documentation, Release 6.4 12 Chapter 5. Installation CHAPTER SIX DOCUMENTATION This None instead of an empty list (which was mutable and reused) 6.9.2 What’s new in Tornado 6.3.3 Aug 11, 2023 Security improvements • The Content-Length header and chunked Transfer-Encoding sizes are now

2025CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11Tornado Documentation, Release 6.5.1 12 Chapter 5. InstallationCHAPTER SIX DOCUMENTATION This documentation None instead of an empty list (which was mutable and reused) 6.9.6 What’s new in Tornado 6.3.3 Aug 11, 2023 Security improvements • The Content-Length header and chunked Transfer-Encoding sizes are now

Contents 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11 Tornado Documentation, Release 6.1 12 Chapter 5. Installation CHAPTER 6 Documentation This documentation defaults to version 1.1 of the Twitter API, instead of version 1.0 which is being discontinued on June 11. It also now uses HTTPS when talking to Twitter. • Fixed a potential memory leak with a long chain

CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . set_event_loop_policy(asyncio. WindowsSelectorEventLoopPolicy()) at the beginning of their main file/function. 11 Tornado Documentation, Release 6.0.4 12 Chapter 5. Installation CHAPTER SIX DOCUMENTATION This defaults to version 1.1 of the Twitter API, instead of version 1.0 which is being discontinued on June 11. It also now uses HTTPS when talking to Twitter. • Fixed a potential memory leak with a long chain

CONTENTS 1 Quick links 3 2 Hello, world 5 3 Threads and WSGI 7 4 asyncio Integration 9 5 Installation 11 6 Documentation 13 6.1 User’s guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . supports Windows, Tornado does not use the APIs that are necessary for scalable networking on Windows). 11 Tornado Documentation, Release 6.2 12 Chapter 5. Installation CHAPTER SIX DOCUMENTATION This defaults to version 1.1 of the Twitter API, instead of version 1.0 which is being discontinued on June 11. It also now uses HTTPS when talking to Twitter. • Fixed a potential memory leak with a long chain

Chrome tab. Release notes What’s new in Tornado 6.4.0 Nov 28, 2023 What’s new in Tornado 6.3.3 Aug 11, 2023 What’s new in Tornado 6.3.2 May 13, 2023 What’s new in Tornado 6.3.1 Apr 21, 2023 What’s defaults to None instead of an empty list (which was mutable and reused) What’s new in Tornado 6.3.3 Aug 11, 2023 Security improvements The Content-Length header and chunked Transfer-Encoding sizes are now defaults to version 1.1 of the Twitter API, instead of version 1.0 which is being discontinued on June 11 [https://dev.twitter.com/calendar]. It also now uses HTTPS when talking to Twitter. Fixed a potential