def get_number_of_soil_levels(description):
    """
    This function identifies the number of soil levels. If there is no soil level information then this will return '0'.
    Else a default value of '5' is given.

    :param description: The [model_component"], ["atmos"] and ["description] from a [dict] of model information returned
    by get_latest_models
    :return: [int] 0 or 5
    """
    if description == "none":
        return "0"
    else:
        return "5"