socket_server.py

#!/usr/bin/python3
import socket
import sys

serverSocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
host = socket.gethostname()
port = 9999
serverSocket.bind((host, port))
serverSocket.listen(5)

while True:
    clientSocket,addr = serverSocket.accept()
    print("已连接地址：%s"%str(addr))

    msg="hello , I'm server.\n"
    clientSocket.send(msg.encode('utf-8'))
    while True:
        data = clientSocket.recv(1024).decode('utf-8')
        print ("client:%s"% data)
        inputMsg = input("server：")
        clientSocket.send(inputMsg.encode('utf-8'))
clientSocket.close()