Download ty 0.0.14

Release Notes
Released on 2026-01-26.
Bug fixes
- Consider keyword arguments when unpacking a variadic argument (#22796)
- Fix binary operator false-positive for constrained TypeVars (#22782)
- Fix docstring rendering for literal blocks after doctests (#22676)
- Fix false-positive unsupported-operator for "symmetric" TypeVars (#22756)
- Fix panic when overriding a final method using an assignment (#22831)
- Fix unary operator false-positive for constrained TypeVars (#22783)
- Fix generic functions with a generic (ParamSpec) decorator (#22544)
- Fix memo.changed_at assertion panics (#22498)
LSP server
- Look up attributes on metaclasses for Go to Definition (#22758)
- Suppress type inlay hints for leading-underscore assignments (#22855)
Configuration
- Add allowed-unresolved-imports setting (#22800)
Other changes
- Add assert-type-unspellable-subtype diagnostic, for failed assert_type() where the actual type is a subtype of the named type that can't be spelled in a type expression (#22815)
- Add a new empty-body return code for functions with stub bodies that have non-None return annotations (#22846)
- Add diagnostic disambiguation for different type aliases with the same name (#22852)
- Add support for dict literals and dict() calls as default values for parameters with TypedDict types (#22161)
- Add support for subscripts on intersections (#22654)
- Avoid duplicate syntax errors for await outside functions (#22826)
- Emit an error if the same type parameter appears more than once in a Generic[] subscript (#22738)
- Emit diagnostic for unimplemented abstract method on @Final class (#22753)
- Fix GitLab Code Quality output format for empty diagnostics (#22833)
- Fix assignment in decorated method causing Unknown fallback (#22778)
- Fix false negative when using a non-runtime-checkable protocol in a match class pattern (#22836)
- Improve completion rankings for raise-from/except contexts (#22775)
- Improve invalid assignment diagnostics with type context (#22643)
- Improve support for kwarg splats in dictionary literals (#22781)
- Infer TypedDict types with >=1 required key as being always truthy (#22808)
- Point to an overload with an invalid @final decoator when emitting invalid-overload errors for invalid @final decorators (#22812)
- Require both *args and **kwargs when calling a ParamSpec callable (#22820)
- Stricter validation of TypedDict definitions (#22811)
- Support recursive and stringified annotations in functional typing.NamedTuples (#22718)
- Support solving generics involving PEP 695 type aliases (#22678)
- Use a more lenient fallback type for failed namedtuple() and NamedTuple calls (#22765)
- Use type context from augmented assignment dunder calls (#22540)
- Check that starred arguments in function calls are iterable (#22805)
Contributors
- @AlexWaygood
- @maifeeulasad
- @RasmusNygren
- @ntBre
- @Imbuzi
- @dhruvmanila
- @ibraheemdev
- @carljm
- @Hugo-Polloli
- @charliermarsh
- @MichaReiser
- @bxff
- @felixscherz
- @denyszhak
Install ty 0.0.14
Install prebuilt binaries via shell script
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ty/releases/download/0.0.14/ty-installer.sh | sh
Install prebuilt binaries via powershell script
powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ty/releases/download/0.0.14/ty-installer.ps1 | iex"
Download ty 0.0.14
─────────────────────────────────────────────┬────────────────────────────┬─────────────
File │Platform │Checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-aarch64-apple-darwin.tar.gz │Apple Silicon macOS │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-x86_64-apple-darwin.tar.gz │Intel macOS │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-aarch64-pc-windows-msvc.zip │ARM64 Windows │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-i686-pc-windows-msvc.zip │x86 Windows │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-x86_64-pc-windows-msvc.zip │x64 Windows │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-aarch64-unknown-linux-gnu.tar.gz │ARM64 Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-i686-unknown-linux-gnu.tar.gz │x86 Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-powerpc64-unknown-linux-gnu.tar.gz │PPC64 Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-powerpc64le-unknown-linux-gnu.tar.gz │PPC64LE Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-s390x-unknown-linux-gnu.tar.gz │S390x Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-x86_64-unknown-linux-gnu.tar.gz │x64 Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-armv7-unknown-linux-gnueabihf.tar.gz │ARMv7 Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-aarch64-unknown-linux-musl.tar.gz │ARM64 MUSL Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-i686-unknown-linux-musl.tar.gz │x86 MUSL Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-x86_64-unknown-linux-musl.tar.gz │x64 MUSL Linux │checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-arm-unknown-linux-musleabihf.tar.gz │ARMv6 MUSL Linux (Hardfloat)│checksum
─────────────────────────────────────────────┼────────────────────────────┼─────────────
ty-armv7-unknown-linux-musleabihf.tar.gz │ARMv7 MUSL Linux │checksum
─────────────────────────────────────────────┴────────────────────────────┴─────────────