#!/usr/bin/python import socket import sys host = "localhost" port = 56000 with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s: s.connect((host, port)) s1 = None s2 = None if sys.version[0] == "2": s1 = char(42) s2 = char(255) else: s1 = bytes([42]) s2 = bytes([255]) s.sendall(s1) s.sendall(s2) print("Done")