PEP: 619 Title: Python 3.10 Release Schedule Author: Pablo Galindo
Salgado <pablogsal@python.org> Status: Active Type: Informational Topic:
Release Created: 25-May-2020 Python-Version: 3.10

Abstract

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

Release Manager and Crew

-   3.10 Release Manager: Pablo Galindo Salgado
-   Windows installers: Steve Dower
-   Mac installers: Ned Deily
-   Documentation: Julien Palard

Release Schedule

3.10.0 schedule

Note: the dates below use a 17-month development period that results in
a 12-month release cadence between feature versions, as defined by PEP
602.

Actual:

-   3.10 development begins: Monday, 2020-05-18
-   3.10.0 alpha 1: Monday, 2020-10-05
-   3.10.0 alpha 2: Tuesday, 2020-11-03
-   3.10.0 alpha 3: Monday, 2020-12-07
-   3.10.0 alpha 4: Monday, 2021-01-04
-   3.10.0 alpha 5: Wednesday, 2021-02-03
-   3.10.0 alpha 6: Monday, 2021-03-01
-   3.10.0 alpha 7: Tuesday, 2021-04-06
-   3.10.0 beta 1: Monday, 2021-05-03 (No new features beyond this
    point.)
-   3.10.0 beta 2: Monday, 2021-05-31
-   3.10.0 beta 3: Thursday, 2021-06-17
-   3.10.0 beta 4: Saturday, 2021-07-10
-   3.10.0 candidate 1: Tuesday, 2021-08-03
-   3.10.0 candidate 2: Tuesday, 2021-09-07
-   3.10.0 final: Monday, 2021-10-04

Bugfix releases

Actual:

-   3.10.1: Monday, 2021-12-06
-   3.10.2: Friday, 2022-01-14
-   3.10.3: Wednesday, 2022-03-16
-   3.10.4: Thursday, 2022-03-24
-   3.10.5: Monday, 2022-06-06
-   3.10.6: Tuesday, 2022-08-02
-   3.10.7: Tuesday, 2022-09-06
-   3.10.8: Tuesday, 2022-10-11
-   3.10.9: Tuesday, 2022-12-06
-   3.10.10: Wednesday, 2023-02-08
-   3.10.11: Wednesday, 2023-04-05 (final regular bugfix release with
    binary installers)

Source-only security fix releases

Provided irregularly on an "as-needed" basis until October 2026.

-   3.10.12: Tuesday, 2023-06-06
-   3.10.13: Thursday, 2023-08-24
-   3.10.14: Tuesday, 2024-03-19
-   3.10.15: Saturday, 2024-09-07

3.10 Lifespan

3.10 will receive bugfix updates approximately every 2 months for
approximately 18 months. Some time after the release of 3.11.0 final,
the 11th and final 3.10 bugfix update will be released. After that, it
is expected that security updates (source only) will be released until 5
years after the release of 3.10 final, so until approximately October
2026.

Features for 3.10

Some of the notable features of Python 3.10 include:

-   PEP 604, Allow writing union types as X | Y
-   PEP 612, Parameter Specification Variables
-   PEP 613, Explicit Type Aliases
-   PEP 618, Add Optional Length-Checking To zip
-   PEP 626, Precise line numbers for debugging and other tools
-   PEP 634, PEP 635, PEP 636, Structural Pattern Matching
-   PEP 644, Require OpenSSL 1.1.1 or newer
-   PEP 624, Remove Py_UNICODE encoder APIs
-   PEP 597, Add optional EncodingWarning

Copyright

This document has been placed in the public domain.