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Python Enhancement Proposals

PEP 398 – Python 3.3 Release Schedule

Author:
Georg Brandl <georg at python.org>
Status:
Final
Type:
Informational
Topic:
Release
Created:
23-Mar-2011
Python-Version:
3.3

Table of Contents

Abstract

This document describes the development and release schedule for Python 3.3. The schedule primarily concerns itself with PEP-sized items.

Release Manager and Crew

  • 3.3 Release Managers: Georg Brandl, Ned Deily (3.3.7+)
  • Windows installers: Martin v. Löwis
  • Mac installers: Ronald Oussoren/Ned Deily
  • Documentation: Georg Brandl

3.3 Lifespan

3.3 will receive bugfix updates approximately every 4-6 months for approximately 18 months. After the release of 3.4.0 final, a final 3.3 bugfix update will be released. After that, security updates (source only) will be released until 5 years after the release of 3.3 final, which will be September 2017.

As of 2017-09-29, Python 3.3.x reached end-of-life status.

Release Schedule

3.3.0 schedule

  • 3.3.0 alpha 1: March 5, 2012
  • 3.3.0 alpha 2: April 2, 2012
  • 3.3.0 alpha 3: May 1, 2012
  • 3.3.0 alpha 4: May 31, 2012
  • 3.3.0 beta 1: June 27, 2012

(No new features beyond this point.)

  • 3.3.0 beta 2: August 12, 2012
  • 3.3.0 candidate 1: August 24, 2012
  • 3.3.0 candidate 2: September 9, 2012
  • 3.3.0 candidate 3: September 24, 2012
  • 3.3.0 final: September 29, 2012

3.3.1 schedule

  • 3.3.1 candidate 1: March 23, 2013
  • 3.3.1 final: April 6, 2013

3.3.2 schedule

  • 3.3.2 final: May 13, 2013

3.3.3 schedule

  • 3.3.3 candidate 1: October 27, 2013
  • 3.3.3 candidate 2: November 9, 2013
  • 3.3.3 final: November 16, 2013

3.3.4 schedule

  • 3.3.4 candidate 1: January 26, 2014
  • 3.3.4 final: February 9, 2014

3.3.5 schedule

Python 3.3.5 was the last regular maintenance release before 3.3 entered security-fix only mode.

  • 3.3.5 candidate 1: February 22, 2014
  • 3.3.5 candidate 2: March 1, 2014
  • 3.3.5 final: March 8, 2014

3.3.6 schedule

Security fixes only

  • 3.3.6 candidate 1 (source-only release): October 4, 2014
  • 3.3.6 final (source-only release): October 11, 2014

3.3.7 schedule

Security fixes only

  • 3.3.7 candidate 1 (source-only release): September 6, 2017
  • 3.3.7 final (source-only release): September 19, 2017

3.3.x end-of-life

  • September 29, 2017

Features for 3.3

Implemented / Final PEPs:

  • PEP 362: Function Signature Object
  • PEP 380: Syntax for Delegating to a Subgenerator
  • PEP 393: Flexible String Representation
  • PEP 397: Python launcher for Windows
  • PEP 399: Pure Python/C Accelerator Module Compatibility Requirements
  • PEP 405: Python Virtual Environments
  • PEP 409: Suppressing exception context
  • PEP 412: Key-Sharing Dictionary
  • PEP 414: Explicit Unicode Literal for Python 3.3
  • PEP 415: Implement context suppression with exception attributes
  • PEP 417: Including mock in the Standard Library
  • PEP 418: Add monotonic time, performance counter, and process time functions
  • PEP 420: Implicit Namespace Packages
  • PEP 421: Adding sys.implementation
  • PEP 3118: Revising the buffer protocol (protocol semantics finalised)
  • PEP 3144: IP Address manipulation library
  • PEP 3151: Reworking the OS and IO exception hierarchy
  • PEP 3155: Qualified name for classes and functions

Other final large-scale changes:

  • Addition of the “faulthandler” module
  • Addition of the “lzma” module, and lzma/xz support in tarfile
  • Implementing __import__ using importlib
  • Addition of the C decimal implementation
  • Switch of Windows build toolchain to VS 2010

Candidate PEPs:

  • None

Other planned large-scale changes:

  • None

Deferred to post-3.3:

  • PEP 395: Qualified Names for Modules
  • PEP 3143: Standard daemon process library
  • PEP 3154: Pickle protocol version 4
  • Breaking out standard library and docs in separate repos
  • Addition of the “packaging” module, deprecating “distutils”
  • Addition of the “regex” module
  • Email version 6
  • A standard event-loop interface (PEP by Jim Fulton pending)

Source: https://github.com/python/peps/blob/main/pep-0398.txt

Last modified: 2022-10-07 01:01:52 GMT