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# 相当于天线，默认目标地址为192.168.49.160，端口号为 8080
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import socket
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# 1.创建udp对象
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sk = socket.socket(type=socket.SOCK_DGRAM)
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# 2.在网络中注册该主机(绑定ip和端口号)
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sk.bind( ("127.0.0.1",9000) )
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while True:
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# 3.收发数据的逻辑
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"""udp协议下,默认第一次只能接收数据(没有三次握手,不清楚对方的ip和端口号)"""
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# 接受数据
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msg, addr = sk.recvfrom(1024)
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print(msg.decode())
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print(addr)
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send_data = input("请输入要发送的数据:")
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# 发送数据
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sk.sendto(send_data.encode(), addr)
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# 4.关闭连接
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sk.close()
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