Abstract

This document describes the development and release schedule forPython 3.4. The schedule primarily concerns itself with PEP-sizeditems.

Release Manager and Crew

• 3.4 Release Manager: Larry Hastings
• Windows installers: Martin v. Löwis
• Mac installers: Ned Deily
• Documentation: Georg Brandl

Release Schedule

Python 3.4 has now reached its end-of-life and has been retired.No more releases will be made.

These are all the historical releases of Python 3.4,including their release dates.

• 3.4.0 alpha 1: August 3, 2013
• 3.4.0 alpha 2: September 9, 2013
• 3.4.0 alpha 3: September 29, 2013
• 3.4.0 alpha 4: October 20, 2013
• 3.4.0 beta 1: November 24, 2013
• 3.4.0 beta 2: January 5, 2014
• 3.4.0 beta 3: January 26, 2014
• 3.4.0 candidate 1: February 10, 2014
• 3.4.0 candidate 2: February 23, 2014
• 3.4.0 candidate 3: March 9, 2014
• 3.4.0 final: March 16, 2014
• 3.4.1 candidate 1: May 5, 2014
• 3.4.1 final: May 18, 2014
• 3.4.2 candidate 1: September 22, 2014
• 3.4.2 final: October 6, 2014
• 3.4.3 candidate 1: February 8, 2015
• 3.4.3 final: February 25, 2015
• 3.4.4 candidate 1: December 6, 2015
• 3.4.4 final: December 20, 2015
• 3.4.5 candidate 1: June 12, 2016
• 3.4.5 final: June 26, 2016
• 3.4.6 candidate 1: January 2, 2017
• 3.4.6 final: January 17, 2017
• 3.4.7 candidate 1: July 25, 2017
• 3.4.7 final: August 9, 2017
• 3.4.8 candidate 1: January 23, 2018
• 3.4.8 final: February 4, 2018
• 3.4.9 candidate 1: July 19, 2018
• 3.4.9 final: August 2, 2018
• 3.4.10 candidate 1: March 4, 2019
• 3.4.10 final: March 18, 2019

Features for 3.4

Implemented / Final PEPs:

• PEP 428, a “pathlib” module providing object-oriented filesystem paths
• PEP 435, a standardized “enum” module
• PEP 436, a build enhancement that will help generate introspection information for builtins
• PEP 442, improved semantics for object finalization
• PEP 443, adding single-dispatch generic functions to the standard library
• PEP 445, a new C API for implementing custom memory allocators
• PEP 446, changing file descriptors to not be inherited by default in subprocesses
• PEP 450, a new “statistics” module
• PEP 451, standardizing module metadata for Python’s module import system
• PEP 453, a bundled installer for thepip package manager
• PEP 454, a new “tracemalloc” module for tracing Python memory allocations
• PEP 456, a new hash algorithm for Python strings and binary data
• PEP 3154, a new and improved protocol for pickled objects
• PEP 3156, a new “asyncio” module, a new framework for asynchronous I/O

Deferred to post-3.4:

• PEP 431, improved support for time zone databases
• PEP 441, improved Python zip application support
• PEP 447, support for __locallookup__ metaclass method
• PEP 448, additional unpacking generalizations
• PEP 455, key transforming dictionary

Copyright

This document has been placed in the public domain.