Method schedule_patch

mypy/semanal.py:7872–7873

(self, priority: int, patch: Callable[[], None])

        return TypeType.make_normalized(self_type)

    def schedule_patch(self, priority: int, patch: Callable[[], None]) -> None:
        self.patches.append((priority, patch))

    def report_hang(self) -> None:
        print("Deferral trace:")