Ruff

Breaking changes

- The `NURSERY` selector cannot be used anymore
- Legacy selection of nursery rules by exact codes is no longer allowed without preview enabled

See also, the "Remapped rules" section which may result in disabled rules.

Deprecations

The following rules are now deprecated:

- [`missing-type-self`](https://docs.astral.sh/ruff/rules/missing-type-self/) (`ANN101`)
- [`missing-type-cls`](https://docs.astral.sh/ruff/rules/missing-type-cls/) (`ANN102`)

The following command line options are now deprecated:

- `--show-source`; use `--output-format full` instead
- `--no-show-source`; use `--output-format concise` instead
- `--output-format text`; use `full` or `concise` instead

The following settings have moved and the previous name is deprecated:

- `ruff.allowed-confusables` → [`ruff.lint.allowed-confusables`](https://docs.astral.sh//ruff/settings/#lint_allowed-confusables)
- `ruff.dummy-variable-rgx` → [`ruff.lint.dummy-variable-rgx`](https://docs.astral.sh//ruff/settings/#lint_dummy-variable-rgx)
- `ruff.explicit-preview-rules` → [`ruff.lint.explicit-preview-rules`](https://docs.astral.sh//ruff/settings/#lint_explicit-preview-rules)
- `ruff.extend-fixable` → [`ruff.lint.extend-fixable`](https://docs.astral.sh//ruff/settings/#lint_extend-fixable)
- `ruff.extend-ignore` → [`ruff.lint.extend-ignore`](https://docs.astral.sh//ruff/settings/#lint_extend-ignore)
- `ruff.extend-per-file-ignores` → [`ruff.lint.extend-per-file-ignores`](https://docs.astral.sh//ruff/settings/#lint_extend-per-file-ignores)
- `ruff.extend-safe-fixes` → [`ruff.lint.extend-safe-fixes`](https://docs.astral.sh//ruff/settings/#lint_extend-safe-fixes)
- `ruff.extend-select` → [`ruff.lint.extend-select`](https://docs.astral.sh//ruff/settings/#lint_extend-select)
- `ruff.extend-unfixable` → [`ruff.lint.extend-unfixable`](https://docs.astral.sh//ruff/settings/#lint_extend-unfixable)
- `ruff.extend-unsafe-fixes` → [`ruff.lint.extend-unsafe-fixes`](https://docs.astral.sh//ruff/settings/#lint_extend-unsafe-fixes)
- `ruff.external` → [`ruff.lint.external`](https://docs.astral.sh//ruff/settings/#lint_external)
- `ruff.fixable` → [`ruff.lint.fixable`](https://docs.astral.sh//ruff/settings/#lint_fixable)
- `ruff.flake8-annotations` → [`ruff.lint.flake8-annotations`](https://docs.astral.sh//ruff/settings/#lint_flake8-annotations)
- `ruff.flake8-bandit` → [`ruff.lint.flake8-bandit`](https://docs.astral.sh//ruff/settings/#lint_flake8-bandit)
- `ruff.flake8-bugbear` → [`ruff.lint.flake8-bugbear`](https://docs.astral.sh//ruff/settings/#lint_flake8-bugbear)
- `ruff.flake8-builtins` → [`ruff.lint.flake8-builtins`](https://docs.astral.sh//ruff/settings/#lint_flake8-builtins)
- `ruff.flake8-comprehensions` → [`ruff.lint.flake8-comprehensions`](https://docs.astral.sh//ruff/settings/#lint_flake8-comprehensions)
- `ruff.flake8-copyright` → [`ruff.lint.flake8-copyright`](https://docs.astral.sh//ruff/settings/#lint_flake8-copyright)
- `ruff.flake8-errmsg` → [`ruff.lint.flake8-errmsg`](https://docs.astral.sh//ruff/settings/#lint_flake8-errmsg)
- `ruff.flake8-gettext` → [`ruff.lint.flake8-gettext`](https://docs.astral.sh//ruff/settings/#lint_flake8-gettext)
- `ruff.flake8-implicit-str-concat` → [`ruff.lint.flake8-implicit-str-concat`](https://docs.astral.sh//ruff/settings/#lint_flake8-implicit-str-concat)
- `ruff.flake8-import-conventions` → [`ruff.lint.flake8-import-conventions`](https://docs.astral.sh//ruff/settings/#lint_flake8-import-conventions)
- `ruff.flake8-pytest-style` → [`ruff.lint.flake8-pytest-style`](https://docs.astral.sh//ruff/settings/#lint_flake8-pytest-style)
- `ruff.flake8-quotes` → [`ruff.lint.flake8-quotes`](https://docs.astral.sh//ruff/settings/#lint_flake8-quotes)
- `ruff.flake8-self` → [`ruff.lint.flake8-self`](https://docs.astral.sh//ruff/settings/#lint_flake8-self)
- `ruff.flake8-tidy-imports` → [`ruff.lint.flake8-tidy-imports`](https://docs.astral.sh//ruff/settings/#lint_flake8-tidy-imports)
- `ruff.flake8-type-checking` → [`ruff.lint.flake8-type-checking`](https://docs.astral.sh//ruff/settings/#lint_flake8-type-checking)
- `ruff.flake8-unused-arguments` → [`ruff.lint.flake8-unused-arguments`](https://docs.astral.sh//ruff/settings/#lint_flake8-unused-arguments)
- `ruff.ignore` → [`ruff.lint.ignore`](https://docs.astral.sh//ruff/settings/#lint_ignore)
- `ruff.ignore-init-module-imports` → [`ruff.lint.ignore-init-module-imports`](https://docs.astral.sh//ruff/settings/#lint_ignore-init-module-imports)
- `ruff.isort` → [`ruff.lint.isort`](https://docs.astral.sh//ruff/settings/#lint_isort)
- `ruff.logger-objects` → [`ruff.lint.logger-objects`](https://docs.astral.sh//ruff/settings/#lint_logger-objects)
- `ruff.mccabe` → [`ruff.lint.mccabe`](https://docs.astral.sh//ruff/settings/#lint_mccabe)
- `ruff.pep8-naming` → [`ruff.lint.pep8-naming`](https://docs.astral.sh//ruff/settings/#lint_pep8-naming)
- `ruff.per-file-ignores` → [`ruff.lint.per-file-ignores`](https://docs.astral.sh//ruff/settings/#lint_per-file-ignores)
- `ruff.pycodestyle` → [`ruff.lint.pycodestyle`](https://docs.astral.sh//ruff/settings/#lint_pycodestyle)
- `ruff.pydocstyle` → [`ruff.lint.pydocstyle`](https://docs.astral.sh//ruff/settings/#lint_pydocstyle)
- `ruff.pyflakes` → [`ruff.lint.pyflakes`](https://docs.astral.sh//ruff/settings/#lint_pyflakes)
- `ruff.pylint` → [`ruff.lint.pylint`](https://docs.astral.sh//ruff/settings/#lint_pylint)
- `ruff.pyupgrade` → [`ruff.lint.pyupgrade`](https://docs.astral.sh//ruff/settings/#lint_pyupgrade)
- `ruff.select` → [`ruff.lint.select`](https://docs.astral.sh//ruff/settings/#lint_select)
- `ruff.task-tags` → [`ruff.lint.task-tags`](https://docs.astral.sh//ruff/settings/#lint_task-tags)
- `ruff.typing-modules` → [`ruff.lint.typing-modules`](https://docs.astral.sh//ruff/settings/#lint_typing-modules)
- `ruff.unfixable` → [`ruff.lint.unfixable`](https://docs.astral.sh//ruff/settings/#lint_unfixable)

Remapped rules

The following rules have been remapped to new codes:

- [`raise-without-from-inside-except`](https://docs.astral.sh/ruff/rules/raise-without-from-inside-except/): `TRY200` to `B904`
- [`suspicious-eval-usage`](https://docs.astral.sh/ruff/rules/suspicious-eval-usage/): `PGH001` to `S307`
- [`logging-warn`](https://docs.astral.sh/ruff/rules/logging-warn/): `PGH002` to `G010`
- [`static-key-dict-comprehension`](https://docs.astral.sh/ruff/rules/static-key-dict-comprehension): `RUF011` to `B035`
- [`runtime-string-union`](https://docs.astral.sh/ruff/rules/runtime-string-union): `TCH006` to `TCH010`

Stabilizations

The following rules have been stabilized and are no longer in preview:

- [`trio-timeout-without-await`](https://docs.astral.sh/ruff/rules/trio-timeout-without-await) (`TRIO100`)
- [`trio-sync-call`](https://docs.astral.sh/ruff/rules/trio-sync-call) (`TRIO105`)
- [`trio-async-function-with-timeout`](https://docs.astral.sh/ruff/rules/trio-async-function-with-timeout) (`TRIO109`)
- [`trio-unneeded-sleep`](https://docs.astral.sh/ruff/rules/trio-unneeded-sleep) (`TRIO110`)
- [`trio-zero-sleep-call`](https://docs.astral.sh/ruff/rules/trio-zero-sleep-call) (`TRIO115`)
- [`unnecessary-escaped-quote`](https://docs.astral.sh/ruff/rules/unnecessary-escaped-quote) (`Q004`)
- [`enumerate-for-loop`](https://docs.astral.sh/ruff/rules/enumerate-for-loop) (`SIM113`)
- [`zip-dict-keys-and-values`](https://docs.astral.sh/ruff/rules/zip-dict-keys-and-values) (`SIM911`)
- [`timeout-error-alias`](https://docs.astral.sh/ruff/rules/timeout-error-alias) (`UP041`)
- [`flask-debug-true`](https://docs.astral.sh/ruff/rules/flask-debug-true) (`S201`)
- [`tarfile-unsafe-members`](https://docs.astral.sh/ruff/rules/tarfile-unsafe-members) (`S202`)
- [`ssl-insecure-version`](https://docs.astral.sh/ruff/rules/ssl-insecure-version) (`S502`)
- [`ssl-with-bad-defaults`](https://docs.astral.sh/ruff/rules/ssl-with-bad-defaults) (`S503`)
- [`ssl-with-no-version`](https://docs.astral.sh/ruff/rules/ssl-with-no-version) (`S504`)
- [`weak-cryptographic-key`](https://docs.astral.sh/ruff/rules/weak-cryptographic-key) (`S505`)
- [`ssh-no-host-key-verification`](https://docs.astral.sh/ruff/rules/ssh-no-host-key-verification) (`S507`)
- [`django-raw-sql`](https://docs.astral.sh/ruff/rules/django-raw-sql) (`S611`)
- [`mako-templates`](https://docs.astral.sh/ruff/rules/mako-templates) (`S702`)
- [`generator-return-from-iter-method`](https://docs.astral.sh/ruff/rules/generator-return-from-iter-method) (`PYI058`)
- [`runtime-string-union`](https://docs.astral.sh/ruff/rules/runtime-string-union) (`TCH006`)
- [`numpy2-deprecation`](https://docs.astral.sh/ruff/rules/numpy2-deprecation) (`NPY201`)
- [`quadratic-list-summation`](https://docs.astral.sh/ruff/rules/quadratic-list-summation) (`RUF017`)
- [`assignment-in-assert`](https://docs.astral.sh/ruff/rules/assignment-in-assert) (`RUF018`)
- [`unnecessary-key-check`](https://docs.astral.sh/ruff/rules/unnecessary-key-check) (`RUF019`)
- [`never-union`](https://docs.astral.sh/ruff/rules/never-union) (`RUF020`)
- [`direct-logger-instantiation`](https://docs.astral.sh/ruff/rules/direct-logger-instantiation) (`LOG001`)
- [`invalid-get-logger-argument`](https://docs.astral.sh/ruff/rules/invalid-get-logger-argument) (`LOG002`)
- [`exception-without-exc-info`](https://docs.astral.sh/ruff/rules/exception-without-exc-info) (`LOG007`)
- [`undocumented-warn`](https://docs.astral.sh/ruff/rules/undocumented-warn) (`LOG009`)

Fixes for the following rules have been stabilized and are now available without preview:

- [`triple-single-quotes`](https://docs.astral.sh/ruff/rules/triple-single-quotes) (`D300`)
- [`non-pep604-annotation`](https://docs.astral.sh/ruff/rules/non-pep604-annotation) (`UP007`)
- [`dict-get-with-none-default`](https://docs.astral.sh/ruff/rules/dict-get-with-none-default) (`SIM910`)
- [`in-dict-keys`](https://docs.astral.sh/ruff/rules/in-dict-keys) (`SIM118`)
- [`collapsible-else-if`](https://docs.astral.sh/ruff/rules/collapsible-else-if) (`PLR5501`)
- [`if-with-same-arms`](https://docs.astral.sh/ruff/rules/if-with-same-arms) (`SIM114`)
- [`useless-else-on-loop`](https://docs.astral.sh/ruff/rules/useless-else-on-loop) (`PLW0120`)
- [`unnecessary-literal-union`](https://docs.astral.sh/ruff/rules/unnecessary-literal-union) (`PYI030`)
- [`unnecessary-spread`](https://docs.astral.sh/ruff/rules/unnecessary-spread) (`PIE800`)
- [`error-instead-of-exception`](https://docs.astral.sh/ruff/rules/error-instead-of-exception) (`TRY400`)
- [`redefined-while-unused`](https://docs.astral.sh/ruff/rules/redefined-while-unused) (`F811`)
- [`duplicate-value`](https://docs.astral.sh/ruff/rules/duplicate-value) (`B033`)
- [`multiple-imports-on-one-line`](https://docs.astral.sh/ruff/rules/multiple-imports-on-one-line) (`E401`)
- [`non-pep585-annotation`](https://docs.astral.sh/ruff/rules/non-pep585-annotation) (`UP006`)

Fixes for the following rules have been promoted from unsafe to safe:

- [`unaliased-collections-abc-set-import`](https://docs.astral.sh/ruff/rules/unaliased-collections-abc-set-import) (`PYI025`)

The following behaviors have been stabilized:

- [`module-import-not-at-top-of-file`](https://docs.astral.sh/ruff/rules/module-import-not-at-top-of-file/) (`E402`) allows `sys.path` modifications between imports
- [`reimplemented-container-builtin`](https://docs.astral.sh/ruff/rules/reimplemented-container-builtin/) (`PIE807`) includes lambdas that can be replaced with `dict`
- [`unnecessary-placeholder`](https://docs.astral.sh/ruff/rules/unnecessary-placeholder/) (`PIE790`) applies to unnecessary ellipses (`...`)
- [`if-else-block-instead-of-dict-get`](https://docs.astral.sh/ruff/rules/if-else-block-instead-of-dict-get/) (`SIM401`) applies to `if-else` expressions

Preview features

- \[`refurb`\] Implement `metaclass_abcmeta` (`FURB180`) ([9658](https://github.com/astral-sh/ruff/pull/9658))
- Implement `blank_line_after_nested_stub_class` preview style ([9155](https://github.com/astral-sh/ruff/pull/9155))
- The preview rule [`and-or-ternary`](https://docs.astral.sh/ruff/rules/and-or-ternary) (`PLR1706`) was removed

Bug fixes

- \[`flake8-async`\] Take `pathlib.Path` into account when analyzing async functions ([9703](https://github.com/astral-sh/ruff/pull/9703))
- \[`flake8-return`\] - fix indentation syntax error (`RET505`) ([9705](https://github.com/astral-sh/ruff/pull/9705))
- Detect multi-statement lines in else removal ([9748](https://github.com/astral-sh/ruff/pull/9748))
- `RUF022`, `RUF023`: never add two trailing commas to the end of a sequence ([9698](https://github.com/astral-sh/ruff/pull/9698))
- `RUF023`: Don't sort `__match_args__`, only `__slots__` ([9724](https://github.com/astral-sh/ruff/pull/9724))
- \[`flake8-simplify`\] - Fix syntax error in autofix (`SIM114`) ([9704](https://github.com/astral-sh/ruff/pull/9704))
- \[`pylint`\] Show verbatim constant in `magic-value-comparison` (`PLR2004`) ([9694](https://github.com/astral-sh/ruff/pull/9694))
- Removing trailing whitespace inside multiline strings is unsafe ([9744](https://github.com/astral-sh/ruff/pull/9744))
- Support `IfExp` with dual string arms in `invalid-envvar-default` ([9734](https://github.com/astral-sh/ruff/pull/9734))
- \[`pylint`\] Add `__mro_entries__` to known dunder methods (`PLW3201`) ([9706](https://github.com/astral-sh/ruff/pull/9706))

Documentation

- Removed rules are now retained in the documentation ([9691](https://github.com/astral-sh/ruff/pull/9691))
- Deprecated rules are now indicated in the documentation ([9689](https://github.com/astral-sh/ruff/pull/9689))

Preview features

- Error when `NURSERY` selector is used with `--preview` ([9682](https://github.com/astral-sh/ruff/pull/9682))
- Preserve indentation around multiline strings in formatter ([9637](https://github.com/astral-sh/ruff/pull/9637))
- \[`flake8-return`\] Add fixes for all rules (`RET505`, `RET506`, `RET507`, `RET508`) ([9595](https://github.com/astral-sh/ruff/pull/9595))
- \[`flake8-simplify`\] Add fix for `if-with-same-arms` (`SIM114`) ([9591](https://github.com/astral-sh/ruff/pull/9591))
- \[`pycodestyle`\] Add fix for `multiple-imports-on-one-line` (`E401`) ([9518](https://github.com/astral-sh/ruff/pull/9518))
- \[`pylint`\] Add fix for `collapsible-else-if` (`PLR5501`) ([9594](https://github.com/astral-sh/ruff/pull/9594))
- \[`pylint`\] Add fix for `useless-else-on-loop` (`PLW0120`) ([9590](https://github.com/astral-sh/ruff/pull/9590))
- \[`pylint`\] Implement `assigning-non-slot` (`E0237`) ([9623](https://github.com/astral-sh/ruff/pull/9623))
- \[`pylint`\] Implement `potential-index-error` (`PLE0643`) ([9545](https://github.com/astral-sh/ruff/pull/9545))
- \[`pylint`\] Implement `too-many-nested-blocks` (`PLR1702`) ([9172](https://github.com/astral-sh/ruff/pull/9172))
- \[`ruff`\] Add rule to sort `__slots__` and `__match_args__` ([9564](https://github.com/astral-sh/ruff/pull/9564))
- \[`ruff`\] Detect unnecessary `dict` comprehensions for iterables (`RUF025`) ([9613](https://github.com/astral-sh/ruff/pull/9613))
- \[`ruff`\] Guard against use of `default_factory` as a keyword argument (`RUF026`) ([9651](https://github.com/astral-sh/ruff/pull/9651))
- \[`ruff`\] Implement `mutable-fromkeys-value` (`RUF024`) ([9597](https://github.com/astral-sh/ruff/pull/9597))

CLI

- Enable auto-wrapping of `--help` output ([9633](https://github.com/astral-sh/ruff/pull/9633))

Bug fixes

- Avoid rendering display-only rules as fixable ([9649](https://github.com/astral-sh/ruff/pull/9649))
- Detect automagic-like assignments in notebooks ([9653](https://github.com/astral-sh/ruff/pull/9653))
- Generate custom JSON schema for dynamic setting ([9632](https://github.com/astral-sh/ruff/pull/9632))
- \[`flake8-no-pep420`\] Include global `--config` when determining namespace packages ([9603](https://github.com/astral-sh/ruff/pull/9603))
- \[`flake8-pie`\] Omit bound tuples passed to `.startswith` or `.endswith` ([9661](https://github.com/astral-sh/ruff/pull/9661))
- \[`flake8-return`\] Avoid panic when fixing inlined else blocks ([9657](https://github.com/astral-sh/ruff/pull/9657))
- \[`flake8-return`\] Consider exception suppression in unnecessary assignment ([9673](https://github.com/astral-sh/ruff/pull/9673))
- \[`flake8-return`\] Take `NoReturn` annotation into account when analyzing implicit returns ([9636](https://github.com/astral-sh/ruff/pull/9636))
- \[`flake8-simplify`\] Support inverted returns in `needless-bool` (`SIM103`) ([9619](https://github.com/astral-sh/ruff/pull/9619))
- \[`flake8-type-checking`\] Add Pydantic's `BaseConfig` to default-copy list ([9650](https://github.com/astral-sh/ruff/pull/9650))
- \[`flake8-type-checking`\] Avoid marking `InitVar` as a typing-only annotation ([9688](https://github.com/astral-sh/ruff/pull/9688))
- \[`pycodestyle`\] Allow `dtype` comparisons in `type-comparison` ([9676](https://github.com/astral-sh/ruff/pull/9676))
- \[`pydocstyle`\] Re-implement `last-line-after-section` (`D413`) ([9654](https://github.com/astral-sh/ruff/pull/9654))

Documentation

- \[`flake8-pytest-style`\] Add fix safety documentation for `duplicate-parameterize-test-cases` ([9678](https://github.com/astral-sh/ruff/pull/9678))
- \[`pylint`\] Document `literal-membership` fix safety conditions ([9677](https://github.com/astral-sh/ruff/pull/9677))
- \[`isort`\] Fix reference to `isort` rule code ([9598](https://github.com/astral-sh/ruff/pull/9598))

Preview features

- \[`flake8-bugbear`\] Add fix for `duplicate-value` (`B033`) ([9510](https://github.com/astral-sh/ruff/pull/9510))
- \[`flake8-simplify`\] Implement `enumerate-for-loop` (`SIM113`) ([7777](https://github.com/astral-sh/ruff/pull/7777))
- \[`pygrep_hooks`\] Add fix for `deprecated-log-warn` (`PGH002`) ([9519](https://github.com/astral-sh/ruff/pull/9519))
- \[`pylint`\] Implement `import-private-name` (`C2701`) ([5920](https://github.com/astral-sh/ruff/pull/5920))
- \[`refurb`\] Implement `regex-flag-alias` with fix (`FURB167`) ([9516](https://github.com/astral-sh/ruff/pull/9516))
- \[`ruff`\] Add rule and fix to sort contents of `__all__` (`RUF022`) ([9474](https://github.com/astral-sh/ruff/pull/9474))
- \[`tryceratops`\] Add fix for `error-instead-of-exception` (`TRY400`) ([9520](https://github.com/astral-sh/ruff/pull/9520))

Rule changes

- \[`flake8-pyi`\] Fix `PYI047` false negatives on PEP-695 type aliases ([9566](https://github.com/astral-sh/ruff/pull/9566))
- \[`flake8-pyi`\] Fix `PYI049` false negatives on call-based `TypedDict`s ([9567](https://github.com/astral-sh/ruff/pull/9567))
- \[`pylint`\] Exclude `self` and `cls` when counting method arguments (`PLR0917`) ([9563](https://github.com/astral-sh/ruff/pull/9563))

CLI

- `--show-settings` displays active settings in a far more readable format ([9464](https://github.com/astral-sh/ruff/pull/9464))
- Add `--extension` support to the formatter ([9483](https://github.com/astral-sh/ruff/pull/9483))

Configuration

- Ignore preview status for fixable and unfixable selectors ([9538](https://github.com/astral-sh/ruff/pull/9538))
- \[`pycodestyle`\] Use the configured tab size when expanding indents ([9506](https://github.com/astral-sh/ruff/pull/9506))

Bug fixes

- Recursively visit deferred AST nodes ([9541](https://github.com/astral-sh/ruff/pull/9541))
- Visit deferred lambdas before type definitions ([9540](https://github.com/astral-sh/ruff/pull/9540))
- \[`flake8-simplify`\] Avoid some more `enumerate-for-loop` false positives (`SIM113`) ([9515](https://github.com/astral-sh/ruff/pull/9515))
- \[`pandas-vet`\] Limit inplace diagnostics to methods that accept inplace ([9495](https://github.com/astral-sh/ruff/pull/9495))
- \[`pylint`\] Add the `__prepare__` method to the list of recognized dunder method ([9529](https://github.com/astral-sh/ruff/pull/9529))
- \[`pylint`\] Ignore unnecessary dunder calls within dunder definitions ([9496](https://github.com/astral-sh/ruff/pull/9496))
- \[`refurb`\] Avoid bailing when `reimplemented-operator` is called on function (`FURB118`) ([9556](https://github.com/astral-sh/ruff/pull/9556))
- \[`ruff`\] Avoid treating named expressions as static keys (`RUF011`) ([9494](https://github.com/astral-sh/ruff/pull/9494))

Documentation

- Add instructions on using `noqa` with isort rules ([9555](https://github.com/astral-sh/ruff/pull/9555))
- Documentation update for URL giving 'page not found' ([9565](https://github.com/astral-sh/ruff/pull/9565))
- Fix admonition in dark mode ([9502](https://github.com/astral-sh/ruff/pull/9502))
- Update contributing docs to use `cargo bench -p ruff_benchmark` ([9535](https://github.com/astral-sh/ruff/pull/9535))
- Update emacs integration section to include `emacs-ruff-format` ([9403](https://github.com/astral-sh/ruff/pull/9403))
- \[`flake8-blind-except`\] Document exceptions to `blind-except` rule ([9580](https://github.com/astral-sh/ruff/pull/9580))

Bug fixes

- Include base pyproject when initializing cache settings ([9480](https://github.com/astral-sh/ruff/pull/9480))
- \[`flake8-simplify`\] Account for possibly-empty f-string values in truthiness logic ([9484](https://github.com/astral-sh/ruff/pull/9484))
- \[`pylint`\] Add the missing period in `unnecessary-dunder-call` ([9485](https://github.com/astral-sh/ruff/pull/9485))
- \[`pylint`\] Fix `__aenter__` message in `unnecessary-dunder-call` ([9492](https://github.com/astral-sh/ruff/pull/9492))

Preview features

- Formatter: Hug multiline-strings in preview style ([9243](https://github.com/astral-sh/ruff/pull/9243))
- \[`flake8-bandit`\] Add `ssl-with-no-version` (`S504`) ([9384](https://github.com/astral-sh/ruff/pull/9384))
- \[`flake8-bandit`\] Implement `ssl-insecure-version` (`S502`) ([9390](https://github.com/astral-sh/ruff/pull/9390))
- \[`flake8-bandit`\] Implement `ssl-with-bad-defaults` (`S503`) ([9391](https://github.com/astral-sh/ruff/pull/9391))
- \[`flake8-bandit`\] Implement suspicious import rules (`S4XX`) ([8831](https://github.com/astral-sh/ruff/pull/8831))
- \[`flake8-simplify`\] Implement `zip-dict-keys-and-values` (`SIM911`) ([9460](https://github.com/astral-sh/ruff/pull/9460))
- \[`pyflakes`\] Add a fix for `redefined-while-unused` (`F811`) ([9419](https://github.com/astral-sh/ruff/pull/9419))
- \[`pylint`\] Implement `unnecessary-dunder-call` (`C2801`) ([9166](https://github.com/astral-sh/ruff/pull/9166))
- \[`ruff`\] Add `parenthesize-chained-operators` (`RUF021`) to enforce parentheses in `a or b and c` ([9440](https://github.com/astral-sh/ruff/pull/9440))

Rule changes

- \[`flake8-boolean-trap`\] Allow Boolean positional arguments in setters ([9429](https://github.com/astral-sh/ruff/pull/9429))
- \[`flake8-builtins`\] Restrict `builtin-attribute-shadowing` (`A003`) to actual shadowed references ([9462](https://github.com/astral-sh/ruff/pull/9462))
- \[`flake8-pyi`\] Add fix for `generator-return-from-iter-method` (`PYI058`) ([9355](https://github.com/astral-sh/ruff/pull/9355))
- \[`pyflakes`\] Don't flag `redefined-while-unused` (`F811`) in `if` branches ([9418](https://github.com/astral-sh/ruff/pull/9418))
- \[`pyupgrade`\] Add some additional Python 3.12 typing members to `deprecated-import` ([9445](https://github.com/astral-sh/ruff/pull/9445))
- \[`ruff`\] Add fix for `parenthesize-chained-operators` (`RUF021`) ([9449](https://github.com/astral-sh/ruff/pull/9449))
- \[`ruff`\] Include subscripts and attributes in static key rule (`RUF011`) ([9416](https://github.com/astral-sh/ruff/pull/9416))
- \[`ruff`\] Support variable keys in static dictionary key rule (`RUF011`) ([9411](https://github.com/astral-sh/ruff/pull/9411))

Formatter

- Generate deterministic IDs when formatting notebooks ([9359](https://github.com/astral-sh/ruff/pull/9359))
- Allow ` fmt: skip` with interspersed same-line comments ([9395](https://github.com/astral-sh/ruff/pull/9395))
- Parenthesize breaking named expressions in match guards ([9396](https://github.com/astral-sh/ruff/pull/9396))

Bug fixes

- Add cell indexes to all diagnostics ([9387](https://github.com/astral-sh/ruff/pull/9387))
- Avoid infinite loop in constant vs. `None` comparisons ([9376](https://github.com/astral-sh/ruff/pull/9376))
- Handle raises with implicit alternate branches ([9377](https://github.com/astral-sh/ruff/pull/9377))
- Ignore trailing quotes for unclosed l-brace errors ([9388](https://github.com/astral-sh/ruff/pull/9388))
- Respect multi-segment submodule imports when resolving qualified names ([9382](https://github.com/astral-sh/ruff/pull/9382))
- Use `DisplayParseError` for stdin parser errors ([9409](https://github.com/astral-sh/ruff/pull/9409))
- Use `comment_ranges` for isort directive extraction ([9414](https://github.com/astral-sh/ruff/pull/9414))
- Use transformed source code for diagnostic locations ([9408](https://github.com/astral-sh/ruff/pull/9408))
- \[`flake8-pyi`\] Exclude `warnings.deprecated` and `typing_extensions.deprecated` arguments ([9423](https://github.com/astral-sh/ruff/pull/9423))
- \[`flake8-pyi`\] Fix false negative for `unused-private-protocol` (`PYI046`) with unused generic protocols ([9405](https://github.com/astral-sh/ruff/pull/9405))
- \[`pydocstyle`\] Disambiguate argument descriptors from section headers ([9427](https://github.com/astral-sh/ruff/pull/9427))
- \[`pylint`\] Homogenize `PLR0914` message to match other `PLR09XX` rules ([9399](https://github.com/astral-sh/ruff/pull/9399))
- \[`ruff`\] Allow `Hashable = None` in type annotations (`RUF013`) ([9442](https://github.com/astral-sh/ruff/pull/9442))

Documentation

- Fix admonition hyperlink colouring ([9385](https://github.com/astral-sh/ruff/pull/9385))
- Add missing preview link ([9386](https://github.com/astral-sh/ruff/pull/9386))

Preview features

- \[`pylint`\] Implement `super-without-brackets` (`W0245`) ([9257](https://github.com/astral-sh/ruff/pull/9257))

Bug fixes

- Check path string properly in `python -m ruff` invocations ([9367](https://github.com/astral-sh/ruff/pull/9367))

Documentation

- Tweak `relative-imports` message ([9365](https://github.com/astral-sh/ruff/pull/9365))
- Add fix safety note for `yield-in-for-loop` ([9364](https://github.com/astral-sh/ruff/pull/9364))