def to_mention_list(data: list):
    """
    Convert the passed in list of members to list of string

    Parameters
    ----------
    data: list
        list of members

    Returns
    -------
    list
        list containing split up strings of mentioned members
    """
    ret = []
    temp = ""
    count = 1
    for i in data:
        temp += f"{count}. \t{i.mention}\n"
        if count % 20 == 0:
            ret.append(temp)
            temp = ""
        count += 1
    if temp != "":
        ret.append(temp)
    return ret