Skip to content

[ty] Reject generic metaclasses parameterized by type variables #23628

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
AlexWaygood merged 3 commits into from
Feb 28, 2026

Simplify diagnostic message to "Generic metaclasses are not supported"

4ce2e9c
Select commit
Loading
Failed to load commit list.
Merged

[ty] Reject generic metaclasses parameterized by type variables #23628

Simplify diagnostic message to "Generic metaclasses are not supported"
4ce2e9c
Select commit
Loading
Failed to load commit list.
CodSpeed HQ / CodSpeed Performance Analysis succeeded Feb 28, 2026 in 0s

Performance Gate Passed

✅ 26 untouched benchmarks
⏩ 30 skipped benchmarks1

Comparing claude/fix-generic-metaclass-mSpzd (4ce2e9c) with main (bc12fbb)

Open in CodSpeed

Footnotes

  1. 30 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

View more details on CodSpeed HQ