Function sleeper

src/trio/_core/_tests/test_ki.py:271–276

(name: str, record: set[str])

def test_ki_protection_works() -> None:
    async def sleeper(name: str, record: set[str]) -> None:
        try:
            while True:
                await _core.checkpoint()
        except _core.Cancelled:
            record.add(name + " ok")

    async def raiser(name: str, record: set[str]) -> None:
        try: