def METHOD_NAME(bbox_scale: np.ndarray, aspect_ratio: float):
    """Reshape the bbox to a fixed aspect ratio.
    Args:
        bbox_scale (np.ndarray): The bbox scales (w, h) in shape (n, 2)
        aspect_ratio (float): The ratio of ``w/h``
    Returns:
        np.darray: The reshaped bbox scales in (n, 2)
    """
    w, h = np.hsplit(bbox_scale, [1])
    bbox_scale = np.where(w > h * aspect_ratio,
                          np.hstack([w, w / aspect_ratio]),
                          np.hstack([h * aspect_ratio, h]))
    return bbox_scale