Sourced from ty's releases.

0.0.56

Release Notes

Released on 2026-07-01.

Bug fixes

• Avoid MRO cycle when collecting NamedTuple fields (#26464)
• Model int and str enum value normalization (#26349)
• Prefer reflected operators by runtime class (#26434, #26474)

CLI

• Exit with status 130 when interrupted (#26465)

Performance

• Avoid exponential OR-pattern reachability (#26481)
• Reduce bound typevar identity overhead (#26396)

Core type checking

• Infer generic class pattern capture types (#26479)
• Narrow exact tuples through sequence patterns (#26424)
• Recognize inherited enum member constructors (#26410)
• Respect return-context inference when filtering overloads (#26454)
• Sync vendored typeshed stubs (#26501). Typeshed diff

Contributors

• @​charliermarsh
• @​sharkdp

Install ty 0.0.56

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/ty/releases/download/0.0.56/ty-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/ty/releases/download/0.0.56/ty-installer.ps1 | iex"

Download ty 0.0.56

| File | Platform | Checksum |

... (truncated)

Sourced from ty's changelog.

0.0.56

Released on 2026-07-01.

Bug fixes

• Avoid MRO cycle when collecting NamedTuple fields (#26464)
• Model int and str enum value normalization (#26349)
• Prefer reflected operators by runtime class (#26434, #26474)

CLI

• Exit with status 130 when interrupted (#26465)

Performance

• Avoid exponential OR-pattern reachability (#26481)
• Reduce bound typevar identity overhead (#26396)

Core type checking

• Infer generic class pattern capture types (#26479)
• Narrow exact tuples through sequence patterns (#26424)
• Recognize inherited enum member constructors (#26410)
• Respect return-context inference when filtering overloads (#26454)
• Sync vendored typeshed stubs (#26501). Typeshed diff

Contributors

• @​charliermarsh
• @​sharkdp

• 3078f9f Bump version to 0.0.56 (#3895)
• 5336bc5 Update maturin to v1.14.1 (#3883)
• 352d5b7 Update prek dependencies (#3884)
• 0211cc9 Update actions/cache action to v6 (#3885)
• b75a2f4 Update actions/checkout action to v7 (#3886)
• See full diff in compare view

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