from urx import ursecmon if __name__ == "__main__": f = open("packets.bin", "rb") s = open("packet.bin", "wb") data = f.read(99999) parser = ursecmon.ParserUtils() p, rest = parser.find_first_packet(data) print(len(p)) p, rest = parser.find_first_packet(rest) print(len(p)) s.write(p) p, rest = parser.find_first_packet(rest) print(len(p))