Method validate_run_time

manim/scene/scene.py:1100–1126

(
        cls,
        run_time: float,
        method: Callable[[Any], Any],
        parameter_name: str = "run_time",
    )

    @classmethod
    def validate_run_time(
        cls,
        run_time: float,
        method: Callable[[Any], Any],
        parameter_name: str = "run_time",
    ) -> float:
        method_name = f"{cls.__name__}.{method.__name__}()"
        if run_time <= 0:
            raise ValueError(
                f"{method_name} has a {parameter_name} of "
                f"{run_time:g} <= 0 seconds which Manim cannot render. "
                f"The {parameter_name} must be a positive number."
            )

        # config.frame_rate holds the number of frames per second
        fps = config.frame_rate
        seconds_per_frame = 1 / fps
        if run_time < seconds_per_frame:
            logger.warning(
                f"The original {parameter_name} of {method_name}, "
                f"{run_time:g} seconds, is too short for the current frame "
                f"rate of {fps:g} FPS. Rendering with the shortest possible "
                f"{parameter_name} of {seconds_per_frame:g} seconds instead."
            )
            run_time = seconds_per_frame

        return run_time

    def get_run_time(self, animations: list[Animation]) -> float:
        """