PEP 537 – Python 3.7 Release Schedule

PEP

537

Title

Python 3.7 Release Schedule

Version

$Revision$

Last-Modified

$Date$

Author

Ned Deily <nad at python.org>

Status

Active

Type

Informational

Content-Type

text/x-rst

Created

23-Dec-2016

Python-Version

3.7

Abstract

This document describes the development and release schedule for Python 3.7. The schedule primarily concerns itself with PEP-sized items.

Release Manager and Crew

  • 3.7 Release Manager: Ned Deily

  • Windows installers: Steve Dower

  • Mac installers: Ned Deily

  • Documentation: Julien Palard

3.7 Lifespan

3.7 will receive bugfix updates approximately every 3 months for about 24 months. Sometime after the release of 3.8.0 final, a final 3.7 bugfix update will be released. After that, it is expected that security updates (source only) will be released as needed until 5 years after the release of 3.7 final, so until approximately 2023-06.

Release Schedule

3.7.0 schedule

  • 3.7 development begins: 2016-09-12

  • 3.7.0 alpha 1: 2017-09-19

  • 3.7.0 alpha 2: 2017-10-17

  • 3.7.0 alpha 3: 2017-12-05

  • 3.7.0 alpha 4: 2018-01-09

  • 3.7.0 beta 1: 2018-01-31 (No new features beyond this point.)

  • 3.7.0 beta 2: 2018-02-27

  • 3.7.0 beta 3: 2018-03-29

  • 3.7.0 beta 4: 2018-05-02

  • 3.7.0 beta 5: 2018-05-30

  • 3.7.0 candidate 1: 2018-06-12

  • 3.7.0 final: 2018-06-27

3.7.1 schedule (first bugfix release)

  • 3.7.1 candidate 1: 2018-09-26

  • 3.7.1 candidate 2: 2018-10-13

  • 3.7.1 final: 2018-10-20

3.7.2 schedule

  • 3.7.2 candidate 1: 2018-12-11

  • 3.7.2 final: 2018-12-24

3.7.3 schedule

  • 3.7.3 candidate 1: 2019-03-12

  • 3.7.3 final: 2019-03-25

3.7.4 schedule

  • 3.7.4 candidate 1: 2019-06-18

  • 3.7.4 candidate 2: 2019-07-02

  • 3.7.4 final: 2019-07-08

3.7.5 schedule

  • 3.7.5 candidate 1: 2019-10-02

  • 3.7.5 final: 2019-10-15

3.7.6 schedule

  • 3.7.6 candidate 1: 2019-12-11

  • 3.7.6 final: 2019-12-18

3.7.7 schedule

  • 3.7.7 candidate 1: 2020-03-04

  • 3.7.7 final: 2020-03-10

3.7.8 schedule (last bugfix release)

Last binary releases

  • 3.7.8 candidate 1: 2020-06-15 (expected)

  • 3.7.8 final: 2020-06-27 (expected)

3.7.9 and beyond schedule

Security fixes only, as needed, until 2023-06

  • TBD

Features for 3.7

Implemented PEPs for 3.7 (as of 3.7.0 beta 1):

  • PEP 538, Coercing the legacy C locale to a UTF-8 based locale

  • PEP 539, A New C-API for Thread-Local Storage in CPython

  • PEP 540, UTF-8 mode

  • PEP 552, Deterministic pyc

  • PEP 553, Built-in breakpoint()

  • PEP 557, Data Classes

  • PEP 560, Core support for typing module and generic types

  • PEP 562, Module __getattr__ and __dir__

  • PEP 563, Postponed Evaluation of Annotations

  • PEP 564, Time functions with nanosecond resolution

  • PEP 565, Show DeprecationWarning in __main__

  • PEP 567, Context Variables