154     def __init__(self, address: Union[str, Tuple[str, int]], num_retries: int,  argument
155                  retry_delay: Optional[int]) -> None:
449     def keypress(self, size: Tuple[int, int], key: str) -> Optional[str]:  argument
538     def mouse_event(self, size: Tuple[int, int], _event: str, button: float,  argument
539                     _x: int, _y: int, focus: bool) -> None: