gh-155358: Add test.support.check_immutable_type() · python/cpython@bc6a2c9

Triggered via pull request August 10, 2026 18:36

labeled #155510

Status Success

Total duration 12s

Artifacts –

require-pr-label.yml

on: pull_request

1 warning

Label error. Requires exactly 1 of: type-feature. Found: tests, awaiting core review, skip news