fix(deps): update dependency ruff to v0.16.5

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
ruff (source, changelog)	==0.16.1 → ==0.16.5

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Release Notes

astral-sh/ruff (ruff)

v0.16.5

Compare Source

Released on 2026-08-27.

Preview features

• Allow rules without codes (#​28049)
• Introduce category selectors (#​27666)
• Update preview default rules and categories (#​27877)

Bug fixes

• [flake8-async] Detect blocking generic HTTP requests (ASYNC210) (#​28024)
• [flake8-datetimez] Allow timezone-safe strptime chains (DTZ007) (#​28023)
• [flake8-simplify] Respect side effects in lambda defaults (SIM401) (#​28000)

Server

• Fix duplicated "of" in ClientOptions doc comment (#​27978)

Documentation

• Document rule acceptance guidelines (#​27910)
• Document the new category selectors (#​27906)

Contributors

• @​AlexWaygood
• @​sharkdp
• @​jelle-openai
• @​charliermarsh
• @​ntBre
• @​aarushkandukoori

v0.16.4

Compare Source

Released on 2026-08-20.

Preview features

• [flake8-use-pathlib] Add autofix for PTH116 (#​26460)
• [refurb] Restrict delete-full-slice to lists (FURB131) (#​27711)
• [refurb] Skip FURB101 and FURB103 when the open argument is a file descriptor (#​27643)

Bug fixes

• Fix InvalidInstruction on Windows CPUs that do not support POPCNT (#​27803)
• [pyflakes] Emit semantic syntax errors in string type definitions as F722 (#​27835)
• [pylint] Allow os._exit imports in import-private-name (PLC2701) (#​27738)

Rule changes

• [syntax-errors] Align mixed t-string/bytes error message with CPython 3.14 (#​27766)
• [ruff] Add ctypes.LittleEndianStructure and related types to existing exception (RUF012) (#​27753)
• [syntax-errors] Detect duplicate keyword arguments (#​17804)
• [syntax-errors] Detect parameters declared nonlocal (#​27628)

Server

• Offer display-only fixes and mark safe fixes preferred (#​27807)
• Support pull diagnostics for notebook cells (#​27779)

Documentation

• Add default indicator to rules table (#​27724)
• Fix broken link to Python docs (#​27757)

Other changes

• Fix s390x stacker assembly in release builds (#​27776)
• Guarantee minimum stack size when parsing a module, standalone expression, and suites (#​25464)
• Reduce configuration deserialization code size (#​27924)
• Check packed AST index bounds (#​27849)

Contributors

• @​AbhinavMir
• @​eduardorittner
• @​royb3
• @​MichaReiser
• @​carljm
• @​rosstitmarsh
• @​ntBre
• @​zaniebot
• @​ewdurbin
• @​woodruffw
• @​Sacrimento
• @​lakshayxi
• @​WhiteFox0-0
• @​baltasarblanco

v0.16.3

Compare Source

Released on 2026-08-13.

Preview features

• [pylint] Fix false negatives on negative numbers (PLR6104) (#​27251)
• [pyupgrade] Add rule to replace while 1 with while True (UP048) (#​27190)

Bug fixes

• [flake8-bandit] Also check keyword arguments (S602, S603, S607, S609) (#​27687)
• [pylint] Allow continue in finally on Python 3.8 (#​27626)
• [pylint] Fix PLE1307 false positive with bools (#​27651)
• [pylint] Fix false positives and negatives with %b format character (PLE1300, PLE1307) (#​27560)
• [pylint] Improve handling of concatenated strings (PLE1300) (#​27659)

Rule changes

• [numpy] Make np.chararray autofix backwards-compatible (NPY201) (#​27527)

Performance

• Enable PGO for Linux x86-64 Ruff releases (#​27570)
• Enable PGO for Linux ARM64 Ruff releases (#​27574)
• Enable PGO for Windows x86-64 Ruff releases (#​27573)
• Enable PGO for macOS ARM64 Ruff releases (#​27572)
• Reduce Expr size to 64 bytes (#​27591)

CLI

• Hyperlink rule codes in ruff check --statistics output (#​27646)

Documentation

• [ruff] Also suggest asyncio.TaskGroup (RUF006) (#​27461)

Other changes

• Use mimalloc v3 (#​27586)

Contributors

• @​Andrej730
• @​alonfaraj
• @​romero-deshaw
• @​Avasam
• @​tjkuson
• @​charliermarsh
• @​chirizxc
• @​saberoueslati
• @​MichaReiser

v0.16.2

Compare Source

Released on 2026-08-06.

Bug fixes

• [flake8-pyi] Avoid false positives on singledispatch functions (PYI041) (#​27335)

Server

• Register formatting capabilities dynamically to exclude TOML files (#​27332)

Contributors

• @​MeGaGiGaGon
• @​charliermarsh
• @​epage
• @​sharkdp
• @​ntBre

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