[Python知识库]python(59)-tcpclient-tcpserver-1

TCPClient

from socket import  *

def clientmain():
    #主机地址
    IP='192.168.59.1'
    SERVER_PORT=8000
    BUFLEN=1024
    #实例化对象
    dataSocket=socket(AF_INET,SOCK_STREAM)
    dataSocket.connect((IP,SERVER_PORT))

    while True:
        toSend="send"

        dataSocket.send(toSend.encode('utf8'))
        recved=dataSocket.recv(BUFLEN)
        if not recved:
            break
        print(recved.decode())
    dataSocket.close()
if __name__ == "__main__":
    clientmain()

TCPServer

from socket import  *

def servermain():
    #主机地址
    IP='192.168.118.1'
    PORT=5000
    BUFLEN = 512
    #实例化对象
    listenSocket=socket(AF_INET,SOCK_STREAM)
    listenSocket.bind((IP,PORT))
    listenSocket.listen(5)
    print(f'服务启动成功，在{PORT}端口等待客户端连接...')

    dataSocket,addr=listenSocket.accept()
    print('接收客户端连接：',addr)
    while True:
        recved=dataSocket.recv(BUFLEN)
        if not recved:
            break
        info=recved.decode()
        print('接收到对方信息：{info}')
        dataSocket.send(f'接收到对方信息：{info}'.encode('utf8'))
    dataSocket.close()
    listenSocket.close()

if __name__ == "__main__":
    servermain()

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