socket_同一个套接字发送和接收消息_升级

# 用同一个套接字接收数据

import socket


class Send_msg(object):

    def main(self):
        udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

        udp_socket.bind(('', 8888))
        try:
            dest_ip = input('请输入对方的ip:')
            dest_port = int(input('请输入对方的端口:'))
        except Exception as e:
            print('请输入正确的ip和端口')

        while True:
            send_data = input('请输入要发送的内容:')
            udp_socket.sendto(send_data.encode('gbk'), (dest_ip, dest_port))

            recv_data = udp_socket.recvfrom(1024)
            print(recv_data[0].decode('gbk'))

        udp_socket.close()


if __name__ == '__main__':
    sm = Send_msg()
    sm.main()