def process_repeated_list(self, key, lst, level):
        """
        Process blocks of repeated keys e.g. FORMATOPTION
        """
        lines = []

        for v in lst:
            k = key.upper()
            v = self.quoter.add_quotes(v)
            lines.append(self.__format_line(self.whitespace(level, 1), k, v))

        return lines