Hi, I'm Gal Ben Ami

async def receive_data(self) -> List[bytes] | None:
        """
        1. receive data from the socket and divide it into packet and frames
        2. if the packet is not SYN/ACK/SYN_ACK/FIN start measuring time
        3. if the stream_id is not in the streams stats dictionary,add it
        """
        frames_received_counter = 0
        while True:
            received_data, address = self.sock.recvfrom(QUIC_PACKET.Max_size)
            received_packet, received_frames = QUIC_PACKET.deserialize_data(received_data)

            if received_packet.packet_flag not in (FLAGS.SYN, FLAGS.ACK,
                                                   FLAGS.SYN_ACK, FLAGS.FIN):

                frames_received_counter += len(received_frames)
                # GOT THE FIRST PACKET OF THE SPECIFIC STREAM, START MEASURING TIME

                if received_packet.packet_flag == FLAGS.FIRST_PACKET:
                    if received_frames[0].stream_id not in self.streams_stats:
                        self.streams_stats[received_frames[0].stream_id] = Stats(received_frames[0].stream_id, 0, 0, 0,
                                                                                 time.time())
                    if OVERALL_DATA not in self.connection_stats:
                        self.connection_stats[OVERALL_DATA] = Stats(0, 0, 0, 0, time.time())

                if len(received_frames) != 0:
                    self.streams_stats[received_frames[0].stream_id].frames_amount += len(received_frames)
                    self.connection_stats[OVERALL_DATA].frames_amount += len(received_frames)
                # GOT THE LAST PACKET OF THE SPECIFIC STREAM, MEASURING END TIME
                if received_packet.packet_flag == FLAGS.LAST_PACKET:
                    self.streams_stats[received_frames[0].stream_id].time = time.time() - self.streams_stats[
                        received_frames[0].stream_id].time