def _list_to_and_str(lyst):
    """Convert a list to a command delimited string
    with the last entry being an and

    :param lyst: The list to turn into a str
    :type lyst: list
    :return: The nicely formatted string
    :rtype: str
    """
    res = "{most} and {last}".format(most=", ".join(lyst[:-1]), last=lyst[-1])
    return res