[网络协议]Python UDP

UDP Service

import socket
import threading
import time

class Accept(threading.Thread):

    def __init__(self, ip, port):
        threading.Thread.__init__(self)
        ipaddress = (ip, port)
        client = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)  # UDP协议
        client.bind(ipaddress)
        self.client = client

    def run(self):
        while True:
            time.sleep(1)
            try:
                data, adder = self.client.recvfrom(4096)
                if data:
                    string = data.decode('utf-8')
                    print('服务端 ', adder, string)
                    self.client.sendto('1'.encode('utf-8'), adder)
                    if 'Q' == string or 'q' == string:
                        self.client.close()
                        break
                else:
                    break
            except BaseException:
                print('错误')


accept = Accept('127.0.0.1', 5000)
accept.start()

UDP Client

import socket

BUFF_SIZE = 1024

client = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

ipaddress = ('127.0.0.1', 5000)
lop = True
while lop:
    text = input('>>').strip().encode('utf-8')
    client.sendto(text, ipaddress)
    data, adder = client.recvfrom(BUFF_SIZE)
    print('客户端', data, adder)
    if text == 'q' or text == 'Q':
        client.close()
        lop = False
        

UDP Test

C:\ProgramData\Anaconda3\python.exe E:/SourceCode/PyCharm/Test/udp/server.py
服务端  ('127.0.0.1', 53580) 123123123

C:\ProgramData\Anaconda3\python.exe E:/SourceCode/PyCharm/Test/udp/client.py
>>123123123
客户端 b'1' ('127.0.0.1', 5000)
>>