def METHOD_NAME(cls, net):
    """
    :param net: The pandapipes network
    :type net: pandapipesNet
    :return: (columns, all_float) - the column names and whether they are all float type. Only
            if False, returns columns as tuples also specifying the dtypes
    :rtype: (list, bool)
    """
    return ["mdot_kg_per_s"], True