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This PR contains the following updates:

Package	Type	Update	Change
astral-sh/setup-uv	action	minor	v10.1.0 → v10.2.0
astral-sh/uv	uses-with	patch	0.12.17 → 0.12.19

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Release Notes

astral-sh/setup-uv (astral-sh/setup-uv)

v10.2.0

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astral-sh/uv (astral-sh/uv)

v0.12.19

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Released on 2026-09-24.

Python

• Add PyPy 3.11.16 and 3.12.14 (#​21847)
• Update GraalPy 3.13.0 to build 25.4.4 (#​21847)

Enhancements

• Format upload URLs with backticks in uv publish errors (#​21934)

Preview features

• Run build-backend hooks with lazy imports on CPython 3.15 and later using the build-lazy-imports preview feature (#​21967)
• Omit unused resolution settings from uv.lock and ignore changes to them when checking lockfile freshness with the resolution-inputs preview feature (#​21913)

Bug fixes

• Preserve signed and encoded query parameters in direct-URL metadata to avoid reinstalling unchanged packages (#​21971)
• Recognize 1.0.0 as satisfying ===1 during installed-package checks, matching resolution (#​21931)
• Avoid collisions between Git checkout readiness markers and .ok files in dependencies (#​21891)
• Preserve always-false python_version markers when parsing their serialized form (#​21939)

Rust API

• Restore the public FlatDistributions export and its BTreeMap conversion for downstream resolvers (#​21965)

Documentation

• Make individual preview-feature reference entries linkable by name (#​21950)

v0.12.18

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Released on 2026-09-22.

Enhancements

• Add --output-format json to uv pip install and uv pip sync, including for --dry-run and --check (#​21893)
• Add --check to uv pip install and uv pip sync to report planned changes without modifying the environment (#​21844)
• Identify failures from get_requires_for_build_* hooks correctly in build errors (#​21881)

Preview features

• Validate build requirements for uv build --no-build-isolation with --preview-features build-dependency-check; use --skip-dependency-check to opt out (#​21880)

Performance

• Speed up uv_build editable wheel creation by omitting compression from temporary wheels (#​21918)

Bug fixes

• Select package versions with wheels compatible with each Python resolution fork, correctly interpreting generic and stable-ABI wheel tags (#​21835, #​21836)
• Restore project, script, and lock files when uv add, uv remove, or uv version fails or is interrupted (#​21860, #​21856)
• Use configured dependency-metadata when checking whether installed requirements are satisfied (#​21843)
• Reject archive entries that normalize to absolute Windows paths (#​21923)
• Recognize distribution filenames and archive extensions when URL fragments contain ? (#​21920)
• Generate correctly lowercased platform tags for BSD and Haiku releases (#​21853)
• Avoid rebuilding a Windows relative path into an absolute form (#​21923)

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Project	Deployment	Actions	Updated
protobuf-python	Ready	Preview	Sep 28, 2026 1:49am UTC