[ruff] Catch more dummy variable uses (RUF052) by mikeleppane · Pull Request #19799 · astral-sh/ruff (original) (raw)

nicopauss pushed a commit to Intersec/lib-common that referenced this pull request

Note this update introcudes the new warning ISC004, which requires some fixes in our code.

Released on 2026-01-22.

• Preserve required parentheses in lambda bodies (#22747)

• Combine range suppression code diagnostics (#22613)

• [airflow] Second positional argument to Asset/Dataset should not be a dictionary (AIR303) (#22453)

• [ruff] Detect duplicate entries in __all__ (RUF068) (#22114)

• [pyupgrade] Allow shadowing non-builtin bindings (UP029) (#22749)

• [pyupgrade] Apply UP045 to string arguments of typing.cast (#22320)

• [flake8-pie] Detect duplicated declared class fields in PIE794 (#22717)

• [flake8-pyi] Fix inconsistent handling of forward references for __new__, __enter__, __aenter__ in PYI034 (#22798)

• [flake8-pytest-style] Support check parameter in PT011 (#22725)

• [ruff] Add exception for ctypes.Structure._fields_ (RUF012) (#22559)

• Many fixes are now marked unsafe if they would remove comments:

  • [flake8-bugbear] B009, B010, B013, B014, B033
  • [flake8-simplify] SIM910, SIM911
  • [pyupgrade] UP007, UP039, UP041, UP045
  • [refurb] FURB105, FURB116, FURB136, FURB140, FURB145, FURB154, FURB157, FURB164,FURB181, FURB188
  • [ruff] RUF019, RUF020

• Add --exit-non-zero-on-format to formatter exit codes section (#22761)

• Update contributing guide for adding a new rule (#22779)

• [FastAPI] Document fix safety for FAST001 (#22655)

• [flake8-async] Tweak explanation to focus on latency/efficiency tradeoff (ASYNC110) (#22715)

• [pandas-vet] Make example error out-of-the-box (PD002) (#22561)

• [refurb] Make the example work out of box (FURB101) (#22770)

• [refurb] Make the example work out of box (FURB103) (#22769)

• @alejsdev

• @ntBre

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• @sjyangkevin

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• @amyreese

• @zsol

• @harupy

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.14/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.14/ruff-installer.ps1 | iex"

Released on 2026-01-15.

This is a follow-up release to 0.14.12. Because of an issue publishing the WASM packages, there is no GitHub release or Git tag for 0.14.12, although the package was published to PyPI. The contents of the 0.14.13 release are identical to 0.14.12.

• [flake8-blind-except] Allow more logging methods (BLE001) (#22057)

• [ruff] Respect lint.pydocstyle.property-decorators in RUF066 (#22515)

• Fix configuration path in --show-settings (#22478)

• Respect fmt: skip for multiple statements on the same logical line (#22119)

• [pydocstyle] Update Rust crate imperative to v1.0.7 (D401) (#22519)

• [isort] Insert imports in alphabetical order (I002) (#22493)

• Add llms.txt support for documentation (#22463)

• Use prek in documentation and CI (#22505)

• [flake8-pytest-style] Add check parameter example to PT017 docs (#22546)

• [ruff] Make example error out-of-the-box (RUF103) (#22558)

• [ruff] document RUF100 trailing comment fix behavior (#22479)

• wasm: Require explicit logging initialization (#22587)

• @terror

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• @dhruvmanila

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• @zanieb

• @MeGaGiGaGon

• @charliermarsh

• @renovate

• @dylwil3

• @MichaReiser

• @11happy

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.13/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.13/ruff-installer.ps1 | iex"

Released on 2026-01-08.

• Consolidate diagnostics for matched disable/enable suppression comments (#22099)

• Report diagnostics for invalid/unmatched range suppression comments (#21908)

• [airflow] Passing positional argument into airflow.lineage.hook.HookLineageCollector.create_asset is not allowed (AIR303) (#22046)

• [refurb] Mark FURB192 fix as always unsafe (#22210)

• [ruff] Add non-empty-init-module (RUF067) (#22143)

• Fix GitHub format for multi-line diagnostics (#22108)

• [flake8-unused-arguments] Mark **kwargs in TypeVar as used (ARG001) (#22214)

• Add help: subdiagnostics for several Ruff rules that can sometimes appear to disagree with ty (#22331)

• [pylint] Demote PLW1510 fix to display-only (#22318)

• [pylint] Ignore identical members (PLR1714) (#22220)

• [pylint] Improve diagnostic range for PLC0206 (#22312)

• [ruff] Improve fix title for RUF102 invalid rule code (#22100)

• [flake8-simplify]: Avoid unnecessary builtins import for SIM105 (#22358)

• Allow Python 3.15 as valid target-version value in preview (#22419)

• Check required-version before parsing rules (#22410)

• Include configured src directories when resolving graphs (#22451)

• Update T201 suggestion to not use root logger to satisfy LOG015 (#22059)

• Fix iter example in unsafe fixes doc (#22118)

• [flake8_print] better suggestion for basicConfig in T201 docs (#22101)

• [pylint] Restore the fix safety docs for PLW0133 (#22211)

• Fix Jupyter notebook discovery info for editors (#22447)

• @charliermarsh

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curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.11/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.11/ruff-installer.ps1 | iex"

Released on 2025-12-18.

• [formatter] Fluent formatting of method chains (#21369)

• [formatter] Keep lambda parameters on one line and parenthesize the body if it expands (#21385)

• [flake8-implicit-str-concat] New rule to prevent implicit string concatenation in collections (ISC004) (#21972)

• [flake8-use-pathlib] Make fixes unsafe when types change in compound statements (PTH104, PTH105, PTH109, PTH115) (#22009)

• [refurb] Extend support for Path.open (FURB101, FURB103) (#21080)

• [pyupgrade] Fix parsing named Unicode escape sequences (UP032) (#21901)

• [eradicate] Ignore ruff:disable and ruff:enable comments in ERA001 (#22038)

• [flake8-pytest-style] Allow match and check keyword arguments without an expected exception type (PT010) (#21964)

• [syntax-errors] Annotated name cannot be global (#20868)

• Add uv and ty to the Ruff README (#21996)

• Document known lambda formatting deviations from Black (#21954)

• Update setup.md (#22024)

• [flake8-bandit] Fix broken link (S704) (#22039)

• Fix playground Share button showing "Copied!" before clipboard copy completes (#21942)

• @dylwil3

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• @charliermarsh

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• @amyreese

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• @11happy

• @mahiro72

• @MichaReiser

• @phongddo

• @PeterJCLaw

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.10/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.10/ruff-installer.ps1 | iex"

Released on 2025-12-11.

• [ruff] New RUF100 diagnostics for unused range suppressions (#21783)

• [pylint] Detect subclasses of builtin exceptions (PLW0133) (#21382)

• Fix comment placement in lambda parameters (#21868)

• Skip over trivia tokens after re-lexing (#21895)

• [flake8-bandit] Fix false positive when using non-standard CSafeLoader path (S506). (#21830)

• [flake8-bugbear] Accept immutable slice default arguments (B008) (#21823)

• [pydocstyle] Suppress D417 for parameters with Unpack annotations (#21816)

• Use memchr for computing line indexes (#21838)

• Document *.pyw is included by default in preview (#21885)

• Document range suppressions, reorganize suppression docs (#21884)

• Update mkdocs-material to 9.7.0 (Insiders now free) (#21797)

• @Avasam

• @MichaReiser

• @charliermarsh

• @amyreese

• @phongddo

• @prakhar1144

• @mahiro72

• @ntBre

• @LoicRiegel

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.9/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.9/ruff-installer.ps1 | iex"

Released on 2025-12-04.

• [flake8-bugbear] Catch yield expressions within other statements (B901) (#21200)

• [flake8-use-pathlib] Mark fixes unsafe for return type changes (PTH104, PTH105, PTH109, PTH115) (#21440)

• Fix syntax error false positives for await outside functions (#21763)

• [flake8-simplify] Fix truthiness assumption for non-iterable arguments in tuple/list/set calls (SIM222, SIM223) (#21479)

• Suggest using --output-file option in GitLab integration (#21706)

• [syntax-error] Default type parameter followed by non-default type parameter (#21657)

• @kieran-ryan

• @11happy

• @danparizher

• @ntBre

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.8/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.8/ruff-installer.ps1 | iex"

Released on 2025-11-28.

• [flake8-bandit] Handle string literal bindings in suspicious-url-open-usage (S310) (#21469)

• [pylint] Fix PLR1708 false positives on nested functions (#21177)

• [pylint] Fix suppression for empty dict without tuple key annotation (PLE1141) (#21290)

• [ruff] Add rule RUF066 to detect unnecessary class properties (#21535)

• [ruff] Catch more dummy variable uses (RUF052) (#19799)

• [server] Set severity for non-rule diagnostics (#21559)

• [flake8-implicit-str-concat] Avoid invalid fix in (ISC003) (#21517)

• [parser] Fix panic when parsing IPython escape command expressions (#21480)

• Show partial fixability indicator in statistics output (#21513)

• @mikeleppane

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• @tsvikas

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• @MichaReiser

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.7/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.7/ruff-installer.ps1 | iex"

Released on 2025-11-21.

• [flake8-bandit] Support new PySNMP API paths (S508, S509) (#21374)

• Adjust own-line comment placement between branches (#21185)

• Avoid syntax error when formatting attribute expressions with outer parentheses, parenthesized value, and trailing comment on value (#20418)

• Fix panic when formatting comments in unary expressions (#21501)

• Respect fmt: skip for compound statements on a single line (#20633)

• [refurb] Fix FURB103 autofix (#21454)

• [ruff] Fix false positive for complex conversion specifiers in logging-eager-conversion (RUF065) (#21464)

• [ruff] Avoid false positive on ClassVar reassignment (RUF012) (#21478)

• Render hyperlinks for lint errors (#21514)

• Add a ruff analyze option to skip over imports in TYPE_CHECKING blocks (#21472)

• Limit eglot-format hook to eglot-managed Python buffers (#21459)

• Mention force-exclude in "Configuration > Python file discovery" (#21500)

• @ntBre

• @dylwil3

• @gauthsvenkat

• @MichaReiser

• @thamer

• @Ruchir28

• @thejcannon

• @danparizher

• @chirizxc

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.6/ruff-installer.sh | sh

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.6/ruff-installer.ps1 | iex"