Issues

• Deeply nested markers raise RecursionError instead of InvalidMarker / InvalidRequirement

  pypa/packaging#1449 · Filter by author KRRT7 opened on Oct 14, 2026

• Plan SpecifierSet mutability, equality, and hash migration

  pypa/packaging#1422 · Filter by author feiiiiii5 opened on Sep 25, 2026

• Preserved original string for Version

  pypa/packaging#1418 · Filter by author henryiii opened on Sep 22, 2026
  3

• Consuming new core metadata versions in packaging.metadata as a spec compliant automated tool is hard

  enhancementpackaging.metadata
  pypa/packaging#1404 · Filter by author pelson opened on Sep 6, 2026
  3

• Value.serialize() does not escape backslashes, so str(Marker(x)) can re-parse to a marker that evaluates differently

  pypa/packaging#1399 · Filter by author axel-mierczuk-1pw opened on Aug 31, 2026
  3

• Enable GHSAs instead of pointing to security@python.org?

  pypa/packaging#1397 · Filter by author StanFromIreland opened on Aug 26, 2026
  7

• parse_wheel_filename can return a project name that fails is_normalized_name

  pypa/packaging#1350 · Filter by author sbidoul opened on Jul 25, 2026
  2

• Clarify set-valued marker handling for extras and selected-extra evaluation

  pypa/packaging#1312 · Filter by author KRRT7 opened on Jul 4, 2026
  3

• parse_wheel_filename() vs. wheel variants (PEP 825)

  enhancementpackaging.utils
  pypa/packaging#1148 · Filter by author mgorny opened on Apr 6, 2026
  9

• Add packaging.index

  enhancement
  pypa/packaging#1088 · Filter by author brettcannon opened on Feb 10, 2026
  2

• Potential feature gaps when compared to the specs

  question
  pypa/packaging#1086 · Filter by author brettcannon opened on Feb 9, 2026
  6

• Arbitrary equality parsed different using Specifer and SpecifierSet

  enhancementpackaging.specifiers
  pypa/packaging#1000 · Filter by author BarakKatzir opened on Nov 27, 2025
  6

• Add subset / superset method(s) to Specifier / SpecifierSet

  enhancementpackaging.specifiers
  pypa/packaging#947 · Filter by author notatallshaw opened on Oct 15, 2025
  1

• Marker version comparison fails when the marker variable is on the RHS of a term.

  bugpackaging.markers
  pypa/packaging#934 · Filter by author jsirois opened on Sep 16, 2025
  3

• Provide a way to distinguish between dev-only releases and dev release of a pre-release

  enhancementpackaging.version
  pypa/packaging#906 · Filter by author brettcannon opened on May 9, 2025
  1

• Bug: parse_wheel_filename permits non-normalized versions.

  bugpackaging.utils
  pypa/packaging#873 · Filter by author di opened on Feb 13, 2025
  22

• Handling of the Description metadata field

  enhancementpackaging.metadata
  pypa/packaging#867 · Filter by author dnicolodi opened on Jan 23, 2025
  3

• Thoughts on validating License-File presence in metadata version 2.1?

  enhancementpackaging.metadata
  pypa/packaging#862 · Filter by author hauntsaninja opened on Dec 17, 2024
  1

• utils.canonicalize_version produces an abnormal version

  packaging.utilspackaging.version
  pypa/packaging#792 · Filter by author jaraco opened on Apr 12, 2024
  7

• Cannot allow pre-/developmental releases in a Requirement

  enhancementpackaging.requirements
  pypa/packaging#790 · Filter by author genevieve-me opened on Apr 5, 2024
  2

• Support a Custom Validation Policy for Metadata

  enhancementpackaging.metadata
  pypa/packaging#732 · Filter by author dstufft opened on Oct 8, 2023
  1

• Move packaging to PyPA org on PyPI?

  infrastructure
  pypa/packaging#714 · Filter by author webknjaz opened on Aug 29, 2023
  7

• Add functionality for working with RECORD files

  enhancement
  pypa/packaging#708 · Filter by author SpecLad opened on Aug 18, 2023
  4

• Add data structure, parsing and serialisation for direct_url.json

  enhancement
  pypa/packaging#701 · Filter by author pradyunsg opened on Jul 9, 2023
  9

• Adding a wheel management API

  enhancement
  pypa/packaging#697 · Filter by author agronholm opened on Jun 10, 2023
  27