chore(deps): update dependency ty to v0.0.70

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
ty (changelog)	==0.0.69 → ==0.0.70

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Release Notes

astral-sh/ty (ty)

v0.0.70

Compare Source

Released on 2026-08-10.

LSP server

• Enable and downrank auto-import completions from stub-only modules (#​27433)
• Fix signature help at end of file (#​27622)
• Normalize type labels in structured docstrings (#​26923)
• Preserve typing-only completion ranking in TYPE_CHECKING blocks (#​27549)

CLI

• Avoid deadlock when scheduling watch checks (#​27605)

Diagnostics

• Add an opt-in unsound-return-statement lint (#​27561)
• Add an opt-in unsound-yield lint (#​27593)
• Diagnose invalid __getattr__ calls (#​27502)
• Diagnose invalid descriptor __get__ calls (#​27400)

Core type checking

• Consider object members in protocol comparisons (#​27532)
• Exclude quantified constraints from semantic type walks (#​27613)
• Expand Generator aliases when evaluating return, send, and yield types (#​27577)
• Infer precise TypedDict key-membership truthiness (#​27579)
• Infer variance through type[T] (#​27534)
• Preserve contextual inference for declarations in loops (#​27594)
• Recognize overlapping NewType types and their underlying values (#​27522)
• Require ClassVar declarations for protocol members (#​27530)
• Stabilize recursive gradual type alias materialization (#​27563)
• Support Annotated inside type[...] (#​27629)
• Validate augmented assignment stores (#​27545)

Contributors

• @​AlexWaygood
• @​carljm
• @​charliermarsh
• @​MichaReiser
• @​lerebear

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.92%. Comparing base (109624e) to head (a5b7b5e).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1739   +/-   ##
=======================================
  Coverage   99.92%   99.92%           
=======================================
  Files          37       37           
  Lines        1333     1333           
  Branches       71       71           
=======================================
  Hits         1332     1332           
  Partials        1        1           

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