def map_class_to_id(classes):
    """
    Get a 1-indexed id for each class given as an argument

    Note that for MASATI, len(classes) == 1 when only considering boats
    Args:
        classes (list): A list of classes present in the dataset
    Returns:
        dict[str, int]
    """
    class_ids = list(range(1, len(classes) + 1))
    return dict(zip(classes, class_ids))