@classmethod
    def parser(cls, buf, offset):
        stats = OFPStats()
        reserved, length = struct.unpack_from('!HH', buf, offset)

        stats.length = length

        # ofp_stats adjustment
        offset += 4
        length -= 4

        fields = []
        while length > 0:
            n, value, _, field_len = ofproto.oxs_parse(buf, offset)
            k, uv = ofproto.oxs_to_user(n, value, None)  # No mask
            fields.append((k, uv))
            offset += field_len
            length -= field_len
        stats.fields = fields
        return stats
Return True if the url belongs to the given spider
dataset/ETHPy150Open osrg/ryu/ryu/ofproto/ofproto_v1_5_parser.py/OFPStats.parser--crossover with--dataset/ETHPy150Open wcong/ants/ants/utils/url.py/url_is_from_spider