docs: update changelog for 26.1

[henryiii]

Features:

• PEP 783: add handling for Emscripten wheel tags by @hoodmane in feat: add handling for Emscripten wheels tags per PEP 783 #804
• PEP 803: add handling for the abi3.abi3t free-threading tag by @ngoldbaum in Add support for abi3.abi3t tag from PEP 803 #1099
• PEP 723: add packaging.dependency_groups module, based on the dependency-groups package by @sirosen in feat: add a new packaging.dependency_groups module, based on the existing dependency-groups package #1065
• Add the packaging.direct_url module by @sbidoul in feat: direct_url #944
• Add the packaging.errors module by @henryiii in feat: errors.py #1071
• Add SpecifierSet.is_unsatisfiable using ranges (new internals that will be expanded in future versions) by @notatallshaw in Implement is_unsatisfiable on SpecifierSet using ranges #1119
• Add create_compatible_tags_selector to select compatible tags by @sbidoul in Add utility to select things with compatible tags #1110
• Add a key argument to SpecifierSet.filter() by @frostming in feat: add a key argument to SpecifierSet.filter() #1068
• Support & and | for Marker's by @henryiii in feat: marker & and | #1146
• Normalize Version.__replace__ and add Version.from_parts by @henryiii in feat: normalize replace & add from_parts #1078
• Add an option to validate compressed tag set sort order in parse_wheel_filename by @r266-tech in feat: option to validate compressed tag set sort order in parse_wheel_filename #1150

Behavior adaptations:

• Narrow exclusion of pre-releases for <V.postN to match spec by @notatallshaw in Narrow <V.postN pre-release exclusion to match spec #1140
• Narrow exclusion of post-releases for >V to match spec by @notatallshaw in Narrow >V post-release exclusion to match spec #1141
• Rename format_full_version to _format_full_version to make it visibly private by @r266-tech in Rename format_full_version to _format_full_version to make it visibly private #1125
• Restrict local version to ASCII by @henryiii in fix: only ASCII allowed in local version #1102

Pylock (PEP 751) updates:

• Add pylock select function by @sbidoul in Add pylock select function #1092
• Document pylock select() method and PylockSelectError by @r266-tech in docs(pylock): document select() method and PylockSelectError #1153
• Add filename property to PackageSdist and PackageWheel, more validation by @sbidoul in pylock: add filename property to PackageSdist and PackageWheel, more validation #1095
• Give preference to path over url by @sbidoul in pylock: give preference to path over url #1128
• Validate name/version consistency in file names by @sbidoul in pylock: validate name/version consistency in file names #1114

Fixes:

• Fix > comparison for versions with dev+local segments by @veeceey in Fix > comparison for versions with dev+local segments #1097
• Fix incorrect self-comparison for InfinityType and NegativeInfinityType by @bysiber in Fix incorrect self-comparison for InfinityType and NegativeInfinityType #1093
• Canonicalize when deduplicating specifiers in SpecifierSet by @notatallshaw in fix: Need to canonicalize when deduplicating specifiers in SpecifierSet #1109
• Fix charset error message formatting by @notatallshaw in fix: charset error message formatting #1121
• Handle the key parameter in SpecifierSet.filter when specifiers are empty and prerelease is False by @notatallshaw in fix: handle key parameter in SpecifierSet.filter for empty specifiers and prerelease is false #1096
• Standardize inner components of repr output by @henryiii in fix: standardize inner parts of reprs #1090
• Specifier's === uses original string, not normalized, when available by @notatallshaw in fix(specifiers): === uses original string, not normalized, when available #1124
• Propagate int-max-str-digits ValueError by @notatallshaw in Propagate int-max-str-digits ValueError #1155

Performance:

• Add fast path for parsing simple versions (digits and dots only) by @notatallshaw in perf: Add fast path for parsing simple versions (digits and dots only) #1082
• Add fast path for Version to Version comparison by skipping _key property by @notatallshaw in perf: Add fast path for Version to Version comparison by skipping _key property #1083
• Cache Version hash value in dedicated slot by @notatallshaw in perf: Cache Version hash value in dedicated slot #1118
• Overhaul _cmpkey to remove use of custom objects by @notatallshaw in perf: Overhaul _cmpkey to remove use of custom objects #1116
• Skip __replace__ in Specifier comparison if not needed by @notatallshaw in perf: Skip __replace__ in Specifier comparison if not needed #1081
• SpecifierSet use tuple instead of frozenset for _specs by @notatallshaw in perf: SpecifierSet use tuple instead of frozenset for _specs #1108
• Speed up complex SpecifierSet filtering by implementing cost-based ordering by @notatallshaw in perf: Speed up complex SpecifierSet filtering by implementing cost based ordering #1105
• Speed up wildcard comparison by @notatallshaw in perf: Speed up wildcard comparison #1111
• Stream PEP440 filtering in SpecifierSet.filter by @notatallshaw in perf: Stream PEP440 filtering in SpecifierSet.filter #1076
• Add __slots__ to Marker by @henryiii in perf: add __slots__ to Marker #1147
• Simply Specifier regex by @sirosen in perf: simply Specifier regex #1106
• Skip using the hash property internally by @notatallshaw in perf: skip hash property #1115

Internal:

• Add downstream testing by @henryiii in ci: add downstream testing #1049
• Benchmarking suite by @henryiii in chore: benchmarking suite #1059
• Benchmark variance reduction by @notatallshaw in ci: benchmark variance reduction #1107
• Add property-based tests for PEP 440 by @notatallshaw in Add property-based tests for PEP 440 #1144
• Clean up a few collections.namedtuple in tests by @henryiii in tests: clean up a few collections.namedtuple #1070
• Do not reload the tags module in tests by @henryiii in tests: do not reload the tags module #1152
• Limit dir() / tab-completion in REPL by @henryiii in chore(tags): limit dir / tab-completion in REPL #1011
• Add more __all__/__dir__ by @henryiii in chore: add more __all__/__dir__ #1069
• Cleanup pre-commit a bit by @henryiii in chore: cleanup pre-commit a bit #1080
• Pin pre-commit file, use dependabot by @henryiii in chore: pin pre-commit file, use dependabot #1133
• Remove sphinx-toolbox by @henryiii in chore: remove sphinx-toolbox #1135
• Use docs group, faster readthedocs by @henryiii in chore: use docs group, faster readthedocs #1061
• Add free-threaded Python to CI by @henryiii in ci: add free-threaded Python to CI #1098
• Simplify combining SpecifierSet.prereleases by @notatallshaw in Simplify combing SpecifierSet.prereleases #1073
• Use direct operator methods in _compare_compatible by @notatallshaw in Use direct operator methods in _compare_compatible #1100
• Remove unnecessary if statement in Specifier.prereleases by @notatallshaw in Remove unnecessary if statement in Specifier.prereleases #1074
• Remove unneeded nesting in Specifier.prereleases by @notatallshaw in Remove unneeded nesting in Specifier.prereleases #1072

Documentation:

• Fix documentation: grammar, typos, formatting, and outdated references by @DimitriPapadopoulos in Fix documentation: grammar, typos, formatting, and outdated references #1084
• Fix versionadded for Version.from_parts() by @Jackenmen in Fix versionadded for Version.from_parts() #1134
• Document & and | operators for combining Marker objects by @r266-tech in docs(markers): document & and | operators for combining Marker objects #1151
• Expand and clean up Version documentation by @henryiii in docs: fill out and clean up Version page a little #1089
• Move license docs inline by @henryiii in docs: move license docs inline #1131
• Move markers inline by @henryiii in docs: move markers inline #1104
• Move tags docs to inline by @henryiii in docs: move tags docs to inline #1130
• Move utilities inline, like other modules by @henryiii in docs: move utilites inline, like other modules #1103

New Contributors

• @veeceey made their first contribution in Fix > comparison for versions with dev+local segments #1097
• @bysiber made their first contribution in Fix incorrect self-comparison for InfinityType and NegativeInfinityType #1093
• @sirosen made their first contribution in perf: simply Specifier regex #1106
• @Jackenmen made their first contribution in Fix versionadded for Version.from_parts() #1134
• @ngoldbaum made their first contribution in Add support for abi3.abi3t tag from PEP 803 #1099
• @r266-tech made their first contribution in docs(markers): document & and | operators for combining Marker objects #1151
• @hoodmane made their first contribution in feat: add handling for Emscripten wheels tags per PEP 783 #804

Full Changelog: 26.0...26.1

[henryiii]

If someone things we need an RC, now's the time to bring it up. Let me know if you approve this and don't approve a release yet, as otherwise I'll assume sign-offs here are sign-offs for release too.

[henryiii]

Since 26.0:

uv run asv run 26.0..HEAD