def position_to_lane(container_position: str) -> int:
    """
    Converts a container position string (e.g. A01, A02, etc.) to a lane index.

    A01 => Lane 1
    A02 => Lane 2

    **Assumes there is only one row in positions; A01 and B01 both convert to Lane 1**

    :param container_position: OvDx container position string (e.g. 'A01')
    :return: lane integer
    """

    return int(container_position[1:])