[dependabot]

Updates the requirements on ruff, black and pre-commit to permit the latest version.
Updates ruff to 0.16.10

Release notes

Sourced from ruff's releases.

0.16.10

Release Notes

Released on 2026-10-01.

Preview features

• Add a migration guide for categories (#28087)
• [pyupgrade] Add rule for context manager iterator annotations (UP052) (#29000)

Performance

• Reduce memory used by diagnostics (#28951)

Server

• Avoid running uv format in untrusted workspaces (#28873)

Documentation

• Fix links to moved changelog sections and renamed mdtests (#28941)
• Add Python 3.15 as a supported version (#28907)
• Add ty as a type checker example (#28906)

Other changes

• Update Rust toolchain to 1.99 and MSRV to 1.97 (#29047)

Contributors

• @​ntBre
• @​spaceone
• @​HardMax71
• @​charliermarsh

Install ruff 0.16.10

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/ruff/releases/download/0.16.10/ruff-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/ruff/releases/download/0.16.10/ruff-installer.ps1 | iex"

Download ruff 0.16.10

... (truncated)

Changelog

Sourced from ruff's changelog.

0.16.10

Released on 2026-10-01.

Preview features

• Add a migration guide for categories (#28087)
• [pyupgrade] Add rule for context manager iterator annotations (UP052) (#29000)

Performance

• Reduce memory used by diagnostics (#28951)

Server

• Avoid running uv format in untrusted workspaces (#28873)

Documentation

• Fix links to moved changelog sections and renamed mdtests (#28941)
• Add Python 3.15 as a supported version (#28907)
• Add ty as a type checker example (#28906)

Other changes

• Update Rust toolchain to 1.99 and MSRV to 1.97 (#29047)

Contributors

• @​ntBre
• @​spaceone
• @​HardMax71
• @​charliermarsh

0.16.9

Released on 2026-09-24.

Preview features

• [ruff] Avoid false positives for overloaded division (RUF069) (#28309)

Bug fixes

• [flake8-bugbear] Avoid false positives for calls with keyword arguments (B009, B010, B043) (#28776)
• [flake8-tidy-imports] Allow lazy imports to be used in deferred annotations (TID255) (#28767)

Rule changes

• Update LibCST-based fixes for Python 3.15 (#28616)

... (truncated)

Commits

• 3265ed1 Bump version to 0.16.10 (#29055)
• e786964 Authorize shared PR security-review workflow to publish findings (#29052)
• a81291e [ty] Defer uv workspace discovery until after project configuration (#28525)
• b6a74d2 [ty] Refresh uv project metadata when uv files change (#28529)
• 41d30df Update Rust toolchain to 1.99 and MSRV to 1.97 (#29047)
• 317e0a3 [ty] Bound nested callable signature display (#29049)
• 8546752 [ty] Fix member lookup on union-bounded type variables (#29018)
• 56180bc [ty] Specialize instance members once (#29043)
• aa9a1ff [ty] Avoid stale I/O diagnostics when closing deleted files (#28988)
• 2d25346 [ty] Improve unresolved-import documentation (#29039)
• Additional commits viewable in compare view

Updates black to 26.10.0

Release notes

Sourced from black's releases.

26.10.0

Stable style

• --line-ranges no longer inserts an empty line after a docstring when the range covers only the docstring itself (#5312)
• Fix # fmt: skip on a bracketed ternary turning the surrounding tuple into a call (#5464)
• Fix crash when # fmt: skip is placed on a one-line function or class with PEP 695 type parameters (#5429)
• Fix an inline comment after the closing bracket of optional parentheses being moved inside the parentheses when the parenthesized expression contains own-line comments (#5395)
• Fix unparseable output when # fmt: skip is placed on a bracket of an if, while, for, or with header (#5401, #5405)
• Fix crash when formatting parenthesized expressions with multiple inline comments and # fmt: skip (#5414)
• Fix parsing Jupyter notebook assignment magics when non-ASCII characters appear earlier on the line (#5381)
• Preserve blank lines that come immediately before a # fmt: on comment (#5300)
• Keep the parentheses around the target of an annotated assignment (e.g. (x): int = 5), which prevent CPython from including the name in __annotations__ (#5321)
• Stop treating a t-string in docstring position as a docstring (e.g. t" spam " as the first statement of a module, class or function) (#5287)
• Fix unparseable output for a t-string whose replacement field contains a quote (e.g. t'\'{a["b"]}\'') (#5265)
• Fix unparseable output for a triple-quoted string whose body ends in an already-escaped double quote (e.g. '''\'''\"''') (#5262)
• Fix --skip-magic-trailing-comma dropping the trailing comma from a split single-element tuple used as a lambda parameter default (#5246)
• Fix unstable formatting when an inline comment sits on optional parentheses (e.g. a parenthesized assert message) (#5241)
• Fix --skip-magic-trailing-comma dropping the trailing comma of a one-element subscript (a[x,]) when the line is long enough to be split and contains a power operator (#5272)
• Fix crash when a standalone comment sits between tokens of a comprehension or lambda (#5144)
• Fix inline comments on a bracket inside a comprehension being dropped (#5330)
• Respect the magic trailing comma in a PEP 695 type parameter list containing a *TypeVarTuple or **ParamSpec (#5244)
• Fix crash when a comment-only # fmt: off/# fmt: on block is followed by a with statement after another standalone comment (#5189)
• Fix a crash when splitting case case if ... match patterns at very small line lengths (#5147)
• Fix multiline docstring indentation when leading tabs are used inside indented docstrings (#5148)
• Respect # fmt: skip on a line that opens a bracket (e.g. from x import ( # fmt: skip) when a standalone comment is among the bracket's contents (#5161)
• Fix an AST safety error when separate # type: ignore comments in a parenthesized

... (truncated)

Changelog

Sourced from black's changelog.

Version 26.10.0

Stable style

• --line-ranges no longer inserts an empty line after a docstring when the range covers only the docstring itself (#5312)
• Fix # fmt: skip on a bracketed ternary turning the surrounding tuple into a call (#5464)
• Fix crash when # fmt: skip is placed on a one-line function or class with PEP 695 type parameters (#5429)
• Fix an inline comment after the closing bracket of optional parentheses being moved inside the parentheses when the parenthesized expression contains own-line comments (#5395)
• Fix unparseable output when # fmt: skip is placed on a bracket of an if, while, for, or with header (#5401, #5405)
• Fix crash when formatting parenthesized expressions with multiple inline comments and # fmt: skip (#5414)
• Fix parsing Jupyter notebook assignment magics when non-ASCII characters appear earlier on the line (#5381)
• Preserve blank lines that come immediately before a # fmt: on comment (#5300)
• Keep the parentheses around the target of an annotated assignment (e.g. (x): int = 5), which prevent CPython from including the name in __annotations__ (#5321)
• Stop treating a t-string in docstring position as a docstring (e.g. t" spam " as the first statement of a module, class or function) (#5287)
• Fix unparseable output for a t-string whose replacement field contains a quote (e.g. t'\'{a["b"]}\'') (#5265)
• Fix unparseable output for a triple-quoted string whose body ends in an already-escaped double quote (e.g. '''\'''\"''') (#5262)
• Fix --skip-magic-trailing-comma dropping the trailing comma from a split single-element tuple used as a lambda parameter default (#5246)
• Fix unstable formatting when an inline comment sits on optional parentheses (e.g. a parenthesized assert message) (#5241)
• Fix --skip-magic-trailing-comma dropping the trailing comma of a one-element subscript (a[x,]) when the line is long enough to be split and contains a power operator (#5272)
• Fix crash when a standalone comment sits between tokens of a comprehension or lambda (#5144)
• Fix inline comments on a bracket inside a comprehension being dropped (#5330)
• Respect the magic trailing comma in a PEP 695 type parameter list containing a *TypeVarTuple or **ParamSpec (#5244)
• Fix crash when a comment-only # fmt: off/# fmt: on block is followed by a with statement after another standalone comment (#5189)
• Fix a crash when splitting case case if ... match patterns at very small line lengths (#5147)
• Fix multiline docstring indentation when leading tabs are used inside indented docstrings (#5148)
• Respect # fmt: skip on a line that opens a bracket (e.g. from x import ( # fmt: skip) when a standalone comment is among the bracket's contents (#5161)

... (truncated)

Commits

• 4f1883b Prepare release 26.10.0 (#5478)
• 93e5c82 Do not split a docstring on non-newline characters (#5461)
• 2f3f992 Fix superlinear runtime growth with the number of input files (#5450)
• d078e8e Refactor release process to be more automated and use immutable releases (#5296)
• 6408e69 Preserve leaf line numbers in append_leaves to prevent pragma line collapse (...
• cf8560b Add is_formatted output to GitHub Action (#3526) (#5408)
• 9b65aa3 docs(contributing): fix two grammar typos in issue_triage.md (#5426)
• e1c4783 Fix --force-exclude for paths containing .. (#5471)
• 34bfc69 Fix duplicated comments when string_processing rewrites a line (#5449)
• 5fe7881 Fix preview blank lines after a stub method (#5439)
• Additional commits viewable in compare view

Updates pre-commit to 4.6.2

Release notes

Sourced from pre-commit's releases.

pre-commit v4.6.2

Fixes

• Fix language: node hooks that contain "scripts": {"build": ...} with npm 11.x.
  • Regressed in 4.6.1.
  • #3737 issue by @​mheiges.
  • #3743 PR by @​asottile.

Changelog

Sourced from pre-commit's changelog.

4.6.2 - 2026-08-10

Fixes

• Fix language: node hooks that contain "scripts": {"build": ...} with npm 11.x.
  • Regressed in 4.6.1.
  • #3737 issue by @​mheiges.
  • #3743 PR by @​asottile.

4.6.1 - 2026-07-21

Fixes

• Install language: node hooks via git.
  • Fixes npm 12.x compatibility
  • #3719 PR by @​asottile.
  • #3517 issue by @​ojob.
• Set JULIA_DEPOT_PATH for language: julia.
  • #3711 PR by @​damonbayer.
  • pre-commit-ci/runner-image#335 issue by @​damonbayer.
• Produce error on mistyped --repo for pre-commit autoupdate.
  • #3701 PR by @​mxr.
  • #3695 issue by @​mxr.
• Improve performance of commit existence check in pre-push.
  • #3726 PR by @​asottile.
  • #3604 issue by @​ptarjan.
• Avoid duplicating conflicted filenames during pre-commit run --all-files.
  • #3727 PR by @​asottile.
  • #3706 issue by @​RomanValov.

4.6.0 - 2026-04-21

Features

• pre-commit hook-impl: allow --hook-dir to be missing to enable easier usage with git 2.54+ git hooks.
  • #3662 PR by @​asottile.

Fixes

• pre-commit hook-impl: --hook-type is required.
  • #3661 PR by @​asottile.

4.5.1 - 2025-12-16

Fixes

• Fix language: python with repo: local without additional_dependencies.
  • #3597 PR by @​asottile.

... (truncated)

Commits

• 9767b6c v4.6.2
• 42ee3ff Merge pull request #3743 from pre-commit/npm-build-scripts-11-x
• 3056619 fix language: node for hooks with build scripts and npm 11.x
• 242ce8a v4.6.1
• 766e550 Merge pull request #3727 from pre-commit/dedupe
• 1558d06 Merge pull request #3726 from pre-commit/exists-faster
• 8a1c47a avoid duplicate files in --all-files during conflict
• 2e01c99 faster check of rev existing locally as a commit
• 3613bf2 Merge pull request #3701 from pre-commit/autoupdate-repos
• 1d811d9 Return an error for invalid --repo
• Additional commits viewable in compare view

Note
Automatic rebases have been disabled on this pull request as it has been open for over 30 days.

[dependabot]

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[github-actions]

Playwright CI result

Stage	Result
API tests	✅ success
UI tests (3 browsers x 4 shards)	❌ failure

Full logs and downloadable traces

_{Download the report-* artifact and run playwright show-trace trace.zip to replay any failure.}

[suryakulshreshtha]

Checked