python工具-udp-tcp-client-server-demo

最新推荐文章于 2024-03-25 22:57:33 发布

knowledgebao

最新推荐文章于 2024-03-25 22:57:33 发布

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分类专栏： python 工具类文章标签： python udp tcp/ip

本文链接：https://blog.youkuaiyun.com/knowledgebao/article/details/135511459

本文介绍了使用Python编写的TCP和UDP客户端服务器示例，展示了如何创建并监听端口，进行数据收发，以及处理异常。通过`pythonxxx.py`脚本，用户可以设置不同的通信类型和地址来测试通信功能。

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python工具-udp-tcp-client-server-demo

server
- tcp-server: python xxx.py -type tcp -ip “127.0.0.1” -port 1234
- udp-server: python xxx.py -type udp -ip “127.0.0.1” -port 1234
client
- python xxx.py -type udp -ip “127.0.0.1” -port 1111
- python xxx.py -type tcp -ip “127.0.0.1” -port 1111

server-demo

import datetime
import socket
import select
import argparse

def udp_listen(local_ip, local_port):
    buffer_size  = 1024
    bytes_to_send         = str.encode("Hello UDP Client")
    # Create a datagram socket
    with socket.socket(family=socket.AF_INET, type=socket.SOCK_DGRAM) as sock:
        # Bind to address and ip
        sock.bind((local_ip, local_port))

        print(f"UDP server up and listening, {
     
     local_ip}:{
     
     local_port}")
        # Listen for incoming datagrams
        while(True):
            recv_data = sock.recvfrom(buffer_size)
            message = recv_data[0]
            address = recv_data[1]
            print("==========================")
            print(datetime.datetime.now())    
            print(f"Message from Client:{
     
     message}")
            print(f"Client IP Address:{
     
     address}")

            # Sending a reply to client
            sock.sendto(bytes_to_send, address)

def tcp_listen(ip, port):
  # create socket
  with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
    sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    sock.bind(