class timedelta(SupportsAbs[timedelta]):
    def __init__(self, days: float = ..., seconds: float = ..., 
                 microseconds: float = ..., milliseconds: float = ...,
                 minutes: float = ..., hours: float = ...,  weeks: float =
                 ..., *, fold: int = ...) -> None: ...
前輩們好, 有三點疑問想問
想問這三個有什麼含意, 謝謝