def indsNotInList(check_list, ref_list):
    """ 
    find the indices of a list where the nth value is not contained
    in another list

    Parameters
    ----------
    check_list : list
    ref_list : list

    Returns
    -------
    pop_inds : list of int
    

    """
    pop_inds = []
    for ind, name in enumerate(check_list):
        if name not in ref_list:
            pop_inds.append(ind)
    return pop_inds