Obtener el payload de ciertos paquetes de un pcap

leer.py

from __future__ import print_function
from scapy.all import *

# rdpcap comes from scapy and loads in our pcap file
packets = rdpcap('capture.pcap')

newFile = open("payload.bin", "wb")

# Let's iterate through every packet
for packet in packets:
    if packet[IP].src == "10.10.0.70":
        if len(packet) == 566:
            print( packet[TCP].payload , end ="")