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striped polecat

striped polecat

zorilla

Sniffs out tests that test nothing.

teach your agent uvx zorilla@latest guide
run uvx zorilla@latest

Reach for it when

Every commit. An agent just proudly delivered 40 green tests and you want to know how many actually assert something. Eight fast syntactic rules — no assertion, sleep, patch stacks — as a pre-commit hook. Says yes or no, then gets out of the way. For the full ranked audit, see pycoati.