Issues

Issues

• VersionRange cannot be copied or pickled

  pypa/packaging#1503 · opened on Nov 8, 2026

• Requirement() rejects valid PEP 508 strings when a === specifier is followed by another specifier containing a space

  pypa/packaging#1500 · opened on Nov 7, 2026

• Metadata.from_email(validate=True) accepts malformed Project-URL values and fabricates a label/URL pair

  pypa/packaging#1467 · opened on Oct 26, 2026

• Deeply nested markers raise RecursionError instead of InvalidMarker / InvalidRequirement

  pypa/packaging#1449 · opened on Oct 14, 2026

• Plan SpecifierSet mutability, equality, and hash migration

  pypa/packaging#1422 · opened on Sep 25, 2026

• Preserved original string for Version

  pypa/packaging#1418 · opened on Sep 22, 2026
  3

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

  pypa/packaging#1404 · 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 · opened on Aug 31, 2026
  3

• Enable GHSAs instead of pointing to [email protected]?

  pypa/packaging#1397 · opened on Aug 26, 2026
  7

• parse_wheel_filename can return a project name that fails is_normalized_name

  pypa/packaging#1350 · opened on Jul 25, 2026
  3

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

  pypa/packaging#1148 · opened on Apr 6, 2026
  9

• Add packaging.index

  pypa/packaging#1088 · opened on Feb 10, 2026
  2

• Potential feature gaps when compared to the specs

  pypa/packaging#1086 · opened on Feb 9, 2026
  11

• Arbitrary equality parsed different using Specifer and SpecifierSet

  pypa/packaging#1000 · opened on Nov 27, 2025
  6

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

  pypa/packaging#934 · opened on Sep 16, 2025
  3

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

  pypa/packaging#906 · opened on May 9, 2025
  1

• Bug: parse_wheel_filename permits non-normalized versions.

  pypa/packaging#873 · opened on Feb 13, 2025
  22

• Handling of the Description metadata field

  pypa/packaging#867 · opened on Jan 23, 2025
  3

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

  pypa/packaging#862 · opened on Dec 17, 2024
  1

• Cannot allow pre-/developmental releases in a Requirement

  pypa/packaging#790 · opened on Apr 5, 2024
  2

• Support a Custom Validation Policy for Metadata

  pypa/packaging#732 · opened on Oct 8, 2023
  1

• Move packaging to PyPA org on PyPI?

  pypa/packaging#714 · opened on Aug 29, 2023
  7

• Add functionality for working with RECORD files

  pypa/packaging#708 · opened on Aug 18, 2023
  4

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

  pypa/packaging#701 · opened on Jul 9, 2023
  9

• Adding a wheel management API

  pypa/packaging#697 · opened on Jun 10, 2023
  27