#socket_server.pyimport socketimport osimport sysdef work():        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)        sock.bind(('0.0.0.0',1000))        sock.listen(5)        while True:                try:                        conn, addr = sock.accept()                        ret = conn.recv(2048)                        result = os.popen(ret).read()                        conn.send(result)                except KeyboardInterrupt:                        print 'Now we will exit'                        sys.exit(0)        sock.close()if __name__ == '__main__':        work()                                                                                        socket实例化，并且绑定1000端口，持续进行监听，'0.0.0.0'表示监听本地。sock.listen(backlog)表示可同时监听连接的数量，一般为5。sock.accept()返回(connection,address)，connection通常用来发送和接收数据，address是客户端的Internet地址。conn.recv(2048)进行接收数据，然后conn.send(result)将结果送回给客户端。                                                                                        #socket_client.pyimport socketdef socket_send(command):	sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)        sock.connect(('192.168.1.55', 1000))        sock.send(command)        result = sock.recv(2048)        sock.close()        return resultif __name__ == '__main__':	 print socket_send('ls')sock.connect(address)，里面是一个tuple，IP地址和PORT，发送命令给server，然后用result接收结果并进行return                              复制代码