Method start

celery/utils/timer2.py:40–44

(self, *args: Any, **kwargs: Any)

    if TIMER_DEBUG:  # pragma: no cover
        def start(self, *args: Any, **kwargs: Any) -> None:
            import traceback
            print('- Timer starting')
            traceback.print_stack()
            super().start(*args, **kwargs)

    def __init__(self, schedule: Optional[Schedule] = None,
                 on_error: Optional[Callable[[Exception], None]] = None,