_parser.py 文件源码

def __parse_duplicate(line):
        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("+"))