Highlights
Mostly bug fixes and adjustments, but also support for Python 3.13's copy.replace(). On the other side we say goodbye to Python 3.7.
Full changelog below!
Special Thanks
This release would not be possible without my generous sponsors! Thank you to all of you making sustainable maintenance possible! If you would like to join them, go to https://github.com/sponsors/hynek and check out the sweet perks!
Above and Beyond
Variomedia AG (@variomedia), Tidelift (@tidelift), thanks.dev (@thnxdev), Klaviyo (@klaviyo), FilePreviews (@filepreviews), Privacy Solutions GmbH (@privacy-solutions), Daniel Fortunov (@asqui), Kevin P. Fleming (@kpfleming), and Polar (@polarsource).
Maintenance Sustainers
Buttondown (@buttondown), Konstantin Vinogradov (@vinogradovkonst), Christopher Dignam (@chdsbd), Stefan Hagen (@sthagen), Magnus Watn (@magnuswatn), David Cramer (@dcramer), Jesse Snyder (@jessesnyder), Rivo Laks (@rivol), Chris Withers (@cjw296), Mike Fiedler (@miketheman), Duncan Hill (@cricalix), Colin Marquardt (@cmarqu), Pieter Swinkels (@swinkels), Nick Libertini (@libertininick), Moving Content AG (@moving-content), ProteinQure (@ProteinQure), The Westervelt Company (@westerveltco), Sławomir Ehlert (@slafs), Mostafa Khalil (@khadrawy), Filip Mularczyk (@mukiblejlok), Thomas Klinger (@thmsklngr), Andreas Poehlmann (@ap--), August Bigelow (@atbigelow), Carlton Gibson (@carltongibson), and Roboflow (@roboflow).
Not to forget 9 more amazing humans who chose to be generous but anonymous!
Full Changelog
Backwards-incompatible Changes
- Python 3.7 has been dropped. #1340
Changes
- Introduce
attrs.NothingType, for annotating types consistent withattrs.NOTHING. #1358 - Allow mutating
__suppress_context__and__notes__on frozen exceptions. #1365 attrs.converters.optional()works again when takingattrs.converters.pipe()or another Converter as its argument. #1372- attrs instances now support
copy.replace(). #1383 attrs.validators.instance_of()'s type hints now allow for union types. For example:instance_of(str | int)#1385
This release contains contributions from @dwgrth, @esteevens, @filbranden, @geofft, @graingert, @hynek, @mschoettle, @Tinche, @tjstum, and @webknjaz.
Artifact Attestations
You can verify this release's artifact attestions using GitHub's CLI tool by downloading the sdist and wheel from PyPI and running:
$ gh attestation verify --owner python-attrs attrs-24.3.0.tar.gzand
$ gh attestation verify --owner python-attrs attrs-24.3.0-py3-none-any.whl