Update Python dependencies - autoclosed

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ruff (source, changelog)	==0.15.20 → ==0.15.21
ty (changelog)	==0.0.56 → ==0.0.59

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Release Notes

astral-sh/ruff (ruff)

v0.15.21

Compare Source

Released on 2026-07-09.

Preview features

• Add --add-ignore for adding ruff:ignore comments (#​26346)
• [flake8-comprehensions] Drop C409 tuple comprehension preview behavior (#​25707)
• Avoid whitespace normalization when formatting comments (#​26455)
• [pyupgrade] Lint and fix use of deprecated abc decorators (UP051) (#​26417)

Bug fixes

• Refine non-empty f-string detection (#​26526)
• Detect syntax errors in individual notebook cells (#​26419)
• [flake8-implicit-str-concat] Fix ISC003 autofix incorrectly stripping + from comments (#​26554)

Rule changes

• [flake8-executable] Mark EXE004 fix as unsafe (#​26033)
• [flake8-pyi] Mark PYI061 fixes as unsafe in Python files (#​26533)
• [pydocstyle] Skip overload-with-docstring in stub files (D418) (#​26318)

Performance

• Avoid per-token source index visitor calls (#​26506)
• Cache parenthesized expression boundaries in the formatter (#​26344)
• Improve performance of rendering edits in preview mode (#​26565)
• Inline fits_element in formatter (#​26429)
• Inline formatter printing hot paths (#​26504)
• Lazily create builtin bindings (#​26510)
• Skip empty trivia scans in the source indexer (#​26507)
• Use ICF for macOS release builds (#​25780)

Formatter

• Add --extend-exclude to ruff format (#​26372)

Documentation

• Add "How does Ruff's import sorting compare to isort?" link to README (#​26530)
• Fix Mozilla Firefox repository link in README (#​26537)
• [flake8-bandit] Fix misleading docstring for mako-templates (S702) (#​26432)
• [ruff] Fix non-triggering example for if-key-in-dict-del (RUF051) (#​26433)

Contributors

• @​EkriirkE
• @​tingerrr
• @​s-rigaud
• @​nikolauspschuetz
• @​Avasam
• @​ntBre
• @​omar-y-abdi
• @​AlexWaygood
• @​sylvestre
• @​shaanmajid
• @​lerebear
• @​baltasarblanco
• @​Sanjays2402
• @​ZedThree
• @​servusdei2018
• @​charliermarsh
• @​jesco-absolute
• @​velikodniy
• @​zaniebot
• @​epage

astral-sh/ty (ty)

v0.0.59

Compare Source

Released on 2026-07-12.

Bug fixes

• Guard descriptor classification cycles (#​26690)
• Respect init=False in dataclass field-order checks (#​26749)
• Avoid duplicate diagnostics for overloaded TypeIs (#​26716)

Library support

• Pydantic: Support custom __init__ methods (#​26699)
• Pydantic: Support field metadata in Annotated (#​26650)

Core type checking

• Allow unsound equality-based narrowing for builtins (#​26414)
• Bind Self in implicit dunder calls (#​26711)
• Correct protocol method receiver binding (#​26701)
• Exempt ParamSpec callables from the dunder descriptor heuristic (#​26696)
• Remove transitive TypeVar artifacts during collection inference (#​26714)

LSP server

• Avoid broad invalidation from file check eligibility (#​26741)
• Correct how we expand tabs in docstrings (#​26679)
• Resolve ambiguity in Google-style docstring parsing in favour of observations from popular projects (#​26673)

CLI

• Avoid allocation for every stdout write (#​26698)
• Buffer diagnostic output (#​26702)

Performance

• Cache generic context (#​26745)
• Cache known class instances (#​26746)
• Reuse common TypedDict constraints through intersections (#​26747)
• Use purpose-specific types for completion and module text (#​26664)

Contributors

• @​carljm
• @​MichaReiser
• @​charliermarsh
• @​lerebear
• @​ibraheemdev
• @​sharkdp

v0.0.58

Compare Source

Released on 2026-07-09.

Bug fixes

• Fix protocol matching for class variables (#​26669)
• Fix reflected binary dispatch for runtime classes (#​26623)
• Support cached properties in protocols (#​26681)

Diagnostics

• Add assignability context to upper-bound diagnostics (#​26645)
• Add blanket ignore comment rule (#​26426)
• Improve protocol attribute diagnostic context (#​26644)

Library support

• Pydantic: Add fields from mixin classes (#​26631)
• Pydantic: Add support for validate_by_{name,alias} (#​26598)
• Pydantic: Add support for validation_alias (#​26629)
• Pydantic: Fix float conversion in unions (#​26655)
• Pydantic: Ignore private attributes (#​26630)
• Pydantic: Make BaseSettings fields optional by default (#​26628)
• Pydantic: Recognize frozen models via config (#​26648)
• Pydantic: Support dict model configurations (#​26632)
• Pydantic: Support validation of RootModel fields (#​26634)
• Pydantic: Understand ellipsis as providing no default value (#​26637)

Core type checking

• Gate membership narrowing on __contains__ semantics (#​25964)
• Handle callable classes in solver (#​26090)
• Infer ModuleType.__doc__ as str in the presence of a docstring (#​26505)
• Infer metaclass-declared attributes on class instances (#​26512)
• Respect user stub overlays during module resolution (#​26123)

Performance

• Avoid allocating decorated parameter names (#​26666)
• Optimize TypeCollector (#​26593)

Contributors

• @​carljm
• @​charliermarsh
• @​mtshiba
• @​MichaReiser
• @​sharkdp
• @​kaapstorm

v0.0.57

Compare Source

Released on 2026-07-07.

Bug fixes

• Detect async generator expressions containing await (#​26568)
• Preserve exhaustive gradual match patterns (#​26523)

LSP server

• Fix selection range behavior for strings (#​26532)
• Recognize that dedent ends doctest block when parsing docstrings for signature help (#​26552)
• Render reStructuredText hyperlinks as Markdown in hover docstrings (#​25907)
• Update __slots__ string when renaming an attribute (#​26438)

Documentation

• Document PYTHONPATH support in module discovery (#​3889)

Library support

• Add support for extra arguments in Pydantic model constructors (#​26520)
• Detect Pydantic model configurations (#​26573)
• Distinguish lax and strict mode for Pydantic models (#​26587)

Core type checking

• Fix subtyping/assignability for @property protocol members (#​25332)
• Narrow isinstance against intersections containing invalid member (#​26545)
• Narrow match subjects through structural patterns (#​25942)
• Preserve generic functools.partial signatures (#​24583)
• Preserve generic variadic callback semantics (#​26521)
• Preserve invariant materialization on generic specializations (#​26578)
• Preserve literal enum member names (#​26592)

Performance

• Avoid exponential invariant constraint paths (#​26538)
• Batch parallel jobs when finding references (#​26534)
• Build module names directly in CompactString (#​26546)
• Elide default use-def state (#​26398)
• Reuse owned buffers for string literals (#​26547)
• Use ICF for macOS release builds (#​3709)
• Use cached class literal lookup for is_subclass_of (#​26585)

Contributors

• @​sharkdp
• @​fenghourun
• @​zaniebot
• @​charliermarsh
• @​MichaReiser
• @​shaanmajid
• @​jvdillon
• @​sqqueak
• @​SuryanshSS1011
• @​carljm
• @​lerebear

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