[ty] Parallelize subtype hierarchy search - #26875
Merged
Merged
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MichaReiser
added
performance
Typing conformance resultsNo changes detected ✅Current numbersThe percentage of diagnostics emitted that were expected errors held steady at 94.68%. The percentage of expected errors that received a diagnostic held steady at 90.23%. The number of fully passing files held steady at 97/134. |
Memory usage reportMemory usage unchanged ✅ |
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Summary
Parallelize subtype-hierarchy discovery across available modules while keeping semantic filtering and reachability checks unchanged.
Test Plan
Testing: Focused IDE and language-server coverage passes, and Home Assistant cold subtype lookup improved roughly 7× with consistent results.