How to use the pingparsing._parser.PingParser function in pingparsing

return PingStats(
            destination=destination,
            packet_transmit=packet_transmit,
            packet_receive=packet_receive,
            duplicates=duplicates,
            rtt_min=float(parse_list[1]),
            rtt_avg=float(parse_list[5]),
            rtt_max=float(parse_list[3]),
            icmp_replies=icmp_replies,
        )

    def _parse_destination(self, stats_headline):
        return stats_headline.lstrip("Ping statistics for ").rstrip(":")


class MacOsPingParser(PingParser):
    @property
    def _parser_name(self):
        return "macOS"

    @property
    def _icmp_reply_pattern(self):
        return (
            " from .+?: "
            + self._ICMP_SEQ_PATTERN
            + " "
            + self._TTL_PATTERN
            + " "
            + self._TIME_PATTERN
        )

    @property

packet_pattern = (
            pp.SkipTo(pp.Word("+" + pp.nums) + pp.Literal("duplicates,"))
            + pp.Word("+" + pp.nums)
            + pp.Literal("duplicates,")
        )

        try:
            duplicate_parse_list = packet_pattern.parseString(_to_unicode(line))
        except pp.ParseException:
            return 0

        return int(duplicate_parse_list[-2].strip("+"))


class NullPingParser(PingParser):
    @property
    def _parser_name(self):
        return "null"

    @property
    def _icmp_reply_pattern(self):
        return ""

    @property
    def _stats_headline_pattern(self):
        return ""

    @property
    def _is_support_packet_duplicate(self):  # pragma: no cover
        return False

parse_list = rtt_pattern.parseString(_to_unicode(rtt_line))

        return PingStats(
            destination=destination,
            packet_transmit=packet_transmit,
            packet_receive=packet_receive,
            duplicates=duplicates,
            rtt_min=float(parse_list[1]),
            rtt_avg=float(parse_list[3]),
            rtt_max=float(parse_list[5]),
            rtt_mdev=float(parse_list[7]),
            icmp_replies=icmp_replies,
        )


class WindowsPingParser(PingParser):
    @property
    def _parser_name(self):
        return "Windows"

    @property
    def _icmp_reply_pattern(self):
        return " from  .+?: " + self._TTL_PATTERN + " " + self._TIME_PATTERN

    @property
    def _stats_headline_pattern(self):
        return "^Ping statistics for "

    @property
    def _is_support_packet_duplicate(self):
        return False

    @property
    def _stats_headline_pattern(self):
        return ""

    @property
    def _is_support_packet_duplicate(self):  # pragma: no cover
        return False

    def parse(self, ping_message):  # pragma: no cover
        pass

    def _preprocess_parse_stats(self, lines):  # pragma: no cover
        pass


class LinuxPingParser(PingParser):
    @property
    def _parser_name(self):
        return "Linux"

    @property
    def _icmp_reply_pattern(self):
        return (
            r"(?P\[[0-9\.]+\])?\s?.+ from .+?: "
            + self._ICMP_SEQ_PATTERN
            + " "
            + self._TTL_PATTERN
            + " "
            + self._TIME_PATTERN
        )

    @property