def exists_secondary_combined_list(curriculum_abbr,
                                   course_number,
                                   primary_section_id,
                                   quarter,
                                   year):
    """
    Return True if a combined mailman list exists for all
    the secondary course sections in the given quarter and year
    """
    return exists(get_secondary_combined_list_name(curriculum_abbr,
                                                   course_number,
                                                   primary_section_id,
                                                   quarter,
                                                   year))
Return True if a combined mailman list exists for all
    the secondary course sections in the given quarter and year