#3724 chore(deps-dev): bump ty from 0.0.61 to 0.0.63 in the development-dependencies group Pull request opened by dependabot[bot] Bumps the development-dependencies group with 1 update: ty. Updates

ty

from 0.0.61 to 0.0.63 Release notes Sourced from ty's releases.

0.0.63

Release Notes

Released on 2026-07-23.

Core type checking

• Handle generic stringified PEP 613 (

typing.TypeAlias

) type aliases (#27092)

• Allow equality narrowing across non-final classes (#27031)

• Allow interpolated string literals to be promoted to

str

(#27104)

• Fix double specialization of generic type aliases (#27058)

• Fix intersections of

type

and

TypeForm

(#27099)

• When narrowing from a

match

statement leads a variable

x

to be inferred as

A & B

, infer the type of

x.attr

as

<type of A.attr> & <type of B.attr>

(#27103)

Library support

• Pydantic: Stricter validation of sub-model fields in lax mode (#27091)

• Pydantic: Support special underscore parameters in

BaseSettings

models (#27098)

Performance

• Avoid exponential narrowing of optional dynamic

match

subjects (#27100)

• Avoid normalizing cached absolute file paths (#26998)

Contributors

• `@​sharkdp`

• `@​charliermarsh`

• `@​ibraheemdev`

• `@​carljm`

Install ty 0.0.63

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/ty/releases/download/0.0.63/ty-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/ty/releases/download/0.0.63/ty-installer.ps1 | iex"

Download ty 0.0.63

| File | Platform | Checksum |

| ------------------------------------------------------------------------------------------------------------------------------ | ------------------- | --------------------------------------------------------------------------------------------------------------- |

| [ty-aarch64-apple-darwin.tar.gz](https://releases.astral.sh/github/ty/releases/download/0.0.63/ty-aarch64-apple-darwin.tar.gz) | Apple Silicon macOS | [checksum](https://releases.astral.sh/github/ty/releases/download/0.0.63/ty-aarch64-apple-darwin.tar.gz.sha256) |

... (truncated) Changelog Sourced from ty's changelog.

0.0.63

Released on 2026-07-23.

Core type checking

• Handle generic stringified PEP 613 (

typing.TypeAlias

) type aliases (#27092)

• Allow equality narrowing across non-final classes (#27031)

• Allow interpolated string literals to be promoted to

str

(#27104)

• Fix double specialization of generic type aliases (#27058)

• Fix intersections of

type

and

TypeForm

(#27099)

• When narrowing from a

match

statement leads a variable

x

to be inferred as

A & B

, infer the type of

x.attr

as

<type of A.attr> & <type of B.attr>

(#27103)

Library support

• Pydantic: Stricter validation of sub-model fields in lax mode (#27091)

• Pydantic: Support special underscore parameters in

BaseSettings

models (#27098)

Performance

• Avoid exponential narrowing of optional dynamic

match

subjects (#27100)

• Avoid normalizing cached absolute file paths (#26998)

Contributors

• `@​sharkdp`

• `@​charliermarsh`

• `@​ibraheemdev`

• `@​carljm`

0.0.62

Released on 2026-07-21.

Bug fixes

• Guard recursive

Protocol

and

TypedDict

relations (#26990)

• Prevent stack overflows in recursive type relation checks (#26503)

• Recover from cancelled file indexing (#26876)

Diagnostics

• Avoid editing ignore comments with trailing reasons (#26939)

• Prefer innermost inline suppressions (#26940)

• Remove unused own-line ignore comments (#27013)

• Reuse applicable own-line suppressions in

--add-ignore

(#26925)

Configuration

• Respect

rules

and

analysis

in PEP 723 script metadata configurations (#26671)

... (truncated) Commits • `46f4915` Bump version to 0.0.63 (#4071) • `df75992` Bump version to 0.0.62 (#4057) • `48dd1fd` Update prek dependencies (#4059) • `f53a95e` Update astral-sh/setup-uv action to v9 (#4060) • `17d1791` Update dependency prek to v0.4.9 (#4058) • `eb7e7ba` Update documentation on mypy/pyright

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