How to use the aiortc.rtp.RtpPacket.parse function in aiortc

def test_rtp_and_rtcp(self):
        receiver = RTCRtpReceiver("audio", self.local_transport)
        self.assertEqual(receiver.transport, self.local_transport)

        receiver._track = RemoteStreamTrack(kind="audio")
        self.assertEqual(receiver._track.readyState, "live")
        run(receiver.receive(RTCRtpReceiveParameters(codecs=[PCMU_CODEC])))

        # receive RTP
        for i in range(10):
            packet = RtpPacket.parse(load("rtp.bin"))
            packet.sequence_number += i
            packet.timestamp += i * 160
            run(receiver._handle_rtp_packet(packet, arrival_time_ms=i * 20))

        # receive RTCP SR
        for packet in RtcpPacket.parse(load("rtcp_sr.bin")):
            run(receiver._handle_rtcp_packet(packet))

        # check stats
        report = run(receiver.getStats())
        self.assertTrue(isinstance(report, RTCStatsReport))
        self.assertEqual(
            sorted([s.type for s in report.values()]),
            ["inbound-rtp", "remote-outbound-rtp", "transport"],
        )

def test_with_csrc(self):
        data = load("rtp_with_csrc.bin")
        packet = RtpPacket.parse(data)
        self.assertEqual(packet.version, 2)
        self.assertEqual(packet.marker, 0)
        self.assertEqual(packet.payload_type, 0)
        self.assertEqual(packet.sequence_number, 16082)
        self.assertEqual(packet.timestamp, 144)
        self.assertEqual(packet.csrc, [2882400001, 3735928559])
        self.assertEqual(packet.extensions, rtp.HeaderExtensions())
        self.assertEqual(len(packet.payload), 160)
        self.assertEqual(packet.serialize(), data)

async def mock_send_rtp(data):
            if not is_rtcp(data):
                await queue.put(RtpPacket.parse(data))

def test_connection_error(self):
        """
        Close the underlying transport before the receiver.
        """
        receiver = RTCRtpReceiver("audio", self.local_transport)
        self.assertEqual(receiver.transport, self.local_transport)

        receiver._track = RemoteStreamTrack(kind="audio")
        receiver._set_rtcp_ssrc(1234)
        run(receiver.receive(RTCRtpReceiveParameters(codecs=[PCMU_CODEC])))

        # receive a packet to prime RTCP
        packet = RtpPacket.parse(load("rtp.bin"))
        run(receiver._handle_rtp_packet(packet, arrival_time_ms=0))

        # break connection
        run(self.local_transport.stop())

        # give RTCP time to send a report
        run(asyncio.sleep(2))

        # shutdown
        run(receiver.stop())

def test_with_csrc_truncated(self):
        data = load("rtp_with_csrc.bin")
        for length in range(12, 20):
            with self.assertRaises(ValueError) as cm:
                RtpPacket.parse(data[0:length])
            self.assertEqual(str(cm.exception), "RTP packet has truncated CSRC")

def test_padding_zero(self):
        data = load("rtp_only_padding.bin")[0:12] + b"\x00"
        with self.assertRaises(ValueError) as cm:
            RtpPacket.parse(data)
        self.assertEqual(str(cm.exception), "RTP packet padding length is invalid")

def test_padding_only_with_header_extensions(self):
        extensions_map = rtp.HeaderExtensionsMap()
        extensions_map.configure(
            RTCRtpParameters(
                headerExtensions=[
                    RTCRtpHeaderExtensionParameters(
                        id=2,
                        uri="http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time",
                    )
                ]
            )
        )

        data = load("rtp_only_padding_with_header_extensions.bin")
        packet = RtpPacket.parse(data, extensions_map)
        self.assertEqual(packet.version, 2)
        self.assertEqual(packet.marker, 0)
        self.assertEqual(packet.payload_type, 98)
        self.assertEqual(packet.sequence_number, 22138)
        self.assertEqual(packet.timestamp, 3171065731)
        self.assertEqual(packet.csrc, [])
        self.assertEqual(
            packet.extensions, rtp.HeaderExtensions(abs_send_time=15846540)
        )
        self.assertEqual(len(packet.payload), 0)
        self.assertEqual(packet.padding_size, 224)

        serialized = packet.serialize(extensions_map)
        self.assertEqual(len(serialized), len(data))
        self.assertEqual(serialized[0:20], data[0:20])
        self.assertEqual(serialized[-1], data[-1])

def test_bad_version(self):
        data = b"\xc0" + load("rtp.bin")[1:]
        with self.assertRaises(ValueError) as cm:
            RtpPacket.parse(data)
        self.assertEqual(str(cm.exception), "RTP packet has invalid version")

def test_no_ssrc(self):
        data = load("rtp.bin")
        packet = RtpPacket.parse(data)
        self.assertEqual(packet.version, 2)
        self.assertEqual(packet.marker, 0)
        self.assertEqual(packet.payload_type, 0)
        self.assertEqual(packet.sequence_number, 15743)
        self.assertEqual(packet.timestamp, 3937035252)
        self.assertEqual(packet.csrc, [])
        self.assertEqual(packet.extensions, rtp.HeaderExtensions())
        self.assertEqual(len(packet.payload), 160)
        self.assertEqual(packet.serialize(), data)

        self.assertEqual(
            repr(packet),
            "RtpPacket(seq=15743, ts=3937035252, marker=0, payload=0, 160 bytes)",
        )