setuptools-80.10.2 (Python module)

[Bruce Dubbs]

New minor version.

[Bruce Dubbs]

Now version 80.10.2.

[Bruce Dubbs]

Fixed at commit 54cfa41a9b.

[Bruce Dubbs]

v80.10.2

Bugfixes

• Update vendored dependencies.

[Bruce Dubbs]

Changelog 26.0 - 2026-01-20

Features:

• PEP 751: support pylock (:pull:900)
• PEP 794: import name metadata (:pull:948)
• Support for writing metadata to a file (:pull:846)
• Support replace on Version (:pull:1003)
• Support positional pattern matching for Version and SpecifierSet (:pull:1004)

Behavior adaptations:

• PEP 440 handling of prereleases for Specifier.contains, SpecifierSet.contains, and SpecifierSet.filter (:pull:897)
• Handle PEP 440 edge case in SpecifierSet.filter (:pull:942)
• Adjust arbitrary equality intersection preservation in SpecifierSet (:pull:951)
• Return False instead of raising for .contains with invalid version (:pull:932)
• Support arbitrary equality on arbitrary strings for Specifier and SpecifierSet's filter and contains method. (:pull:954)
• Only try to parse as Version on certain marker keys, return False on unequal ordered comparisons (:pull:939)

Fixes:

• Update _hash when unpickling Tag() (:pull:860)
• Correct comment and simplify implicit prerelease handling in Specifier.prereleases (:pull:896)
• Use explicit _GLibCVersion NamedTuple in _manylinux (:pull:868)
• Detect invalid license expressions containing () (:pull:879)
• Correct regex for metadata 'name' format (:pull:925)
• Improve the message around expecting a semicolon (:pull:833)
• Support nested parens in license expressions (:pull:931)
• Add space before at symbol in Requirements string (:pull:953)
• A root logger use found, use a packaging logger instead (:pull:965)
• Better support for subclassing Marker and Requirement (:pull:1022)
• Normalize all extras, not just if it comes first (:pull:1024)
• Don't produce a broken repr if Marker fails to construct (:pull:1033)

Performance:

• Avoid recompiling regexes in the tokenizer for a 3x speedup (:pull:1019)
• Improve performance in _manylinux.py (:pull:869)
• Minor cleanups to Version (:pull:913)
• Skip redundant creation of Version's in specifier comparison (:pull:986)
• Cache the Specifier's Version (:pull:985)
• Make Version a little faster (:pull:987)
• Minor Version regex cleanup (:pull:990)
• Faster regex on Python 3.11.5+ for Version (:pull:988, :pull:1055)
• Lazily calculate _key in Version (:pull:989, :pull:1048)
• Faster canonicalize_version (:pull:993)
• Use re.fullmatch in a couple more places (:pull:992, :pull:1029)
• Use map instead of generator (:pull:996)
• Deprecate ._version (_Version, a NamedTuple) (:pull:995, :pull:1062)
• Avoid duplicate Version creation in canonicalize_version (:pull:994)
• Add slots to core classes (:pull:1001, :pull:1002, :pull:1032)
• Use Version.replace in specifier comparison (:pull:999)
• Use _get_spec_version in more places in Specifier (:pull:1005)
• Pull set construction out of function (:pull:1012)
• Letter normalization dict for prereleases and the like (:pull:1014)
• Use str.partition in _parse_project_urls (:pull:1013)
• Avoid normalizing extras again when comparing (:pull:1028)
• Speed up Version.str by about 10% (:pull:997)
• Much faster canonicalize_name by avoiding a regex (:pull:1030, :pull:1047, :pull:1064)
• Faster zero stripping (:pull:1058)

Type annotations:

• Fix a type annotation (:pull:907)
• Fix type hint of function used with contextlib.contextmanager (:pull:1046)
• Fix tags return type in parse_wheel_filename docs (:pull:973)
• Add type hint for _version in .version.Version (:pull:927)
• Changed static type annotations in prereleases setter method in specifier.py (:pull:930)
• Statically type our test suite (:pull:982)

Internal:

• Test and declare support for Python 3.14 (:pull:901)
• Change our license metadata to use an SPDX license expression (:pull:881, :pull:924)
• Expand the Ruff checks run on our codebase (:pull:835, :pull:957, :pull:959, :pull:963, :pull:956, :pull:961, :pull:964, :pull:958, :pull:960, :pull:968, :pull:967, :pull:966, :pull:969, :pull:980, :pull:979, :pull:962, :pull:984, :pull:972)
• Add spell checking (:pull:904, :pull:910, :pull:1015)
• Improve links back to source in the documentation (:pull:991)
• Add case insensitivity tests for arbitrary equality (:pull:975)
• Fix incorrectly implicitly concatenated string in specifiers test (:pull:946)
• Simpler else instead of assert in a check (:pull:1027, :pull:1031)
• Synchronize documentation and code for markers (:pull:1008)
• Use the GitHub Actions slim runner for the all pass check (:pull:1021)
• Use actionlint to check CI workflows (:pull:1052)
• Use Trusted Publishing (:pull:893, :pull:1043, :pull:1045, :pull:1051)
• Use zizmor to check CI (:pull:1035)
• Test on first public release of CPython 3.11 and newer (:pull:1056)

Since the final release candidate: Faster canonicalize_name, especially on Python 3.12 and 3.13, where performance regressed previously (:pull:1064), and reintroduce (deprecated) support for Version._.version (:pull:1062).

[Bruce Dubbs]

Milestone renamed