python tcp server - client

 tcp server

#!/usr/bin/python3
# -*-coding:utf-8 -*-
from socket import *
import time
Of COD = ' UTF-. 8 ' 
the HOST = ' 0.0.0.0 '  # host IP 
PORT = 9999 # port number 
BUFSIZ = 1024 
ADDR = (the HOST, PORT)
SIZE = 10 
TCPS = socket (AF_INET, SOCK_STREAM) # Create a socket object 
tcpS.setsockopt (SOL_SOCKET, the SO_REUSEADDR,. 1) # were added socket configuration, ip and port reuse 
tcpS.bind (ADDR) # Binding ip port number 
tcpS.listen ( SIZE)   # set the maximum number of links 
the while True:
     Print ( " server starts, listen for client links " )
    conn, addr = tcpS.accept ()
     Print ( " Linked clients " , addr)
     the while True:
         the try :
            Data = conn.recv (BUFSIZ) # reads the linked client message sent by 
        the except Exception:
             Print ( " OFF client " , addr)
             BREAK 
        Print ( " content sent by the client: " , data.decode (of COD ))
         IF  Not Data:
             BREAK 
        MSG = The time.strftime ( " %% Y-X-M-% D% " ) # Get structured event timestamp 
        MSG1 = ' [% S]: S% ' % (MSG, data.decode (COD))
        conn.send (msg1.encode (COD)) # Send a message to the linked client 
    conn.Close () # close the client link 
tcpS.close ()

tcp client

#!/usr/bin/python3
# -*-coding:utf-8 -*-
from socket import *
from time import ctime
The HOST = ' 127.0.0.1 '  # server IP 
PORT = 9999 # service port number 
BUFSIZ = 1024 
ADDR = (the HOST, PORT)
tcpCliSock = socket (AF_INET, SOCK_STREAM) # Create a socket object 
tcpCliSock.connect (ADDR) # connect to the server 
the while True:
    Data = INPUT ( ' >> ' ) .strip ()
     IF  Not Data:
         BREAK 
    tcpCliSock.send (data.encode ( ' UTF-. 8 ' )) # Send Message 
    Data = tcpCliSock.recv (BUFSIZ) # read the message 
    IF  Not Data:
         BREAK 
    Print (data.decode ( ' UTF-. 8 ' ))
tcpCliSock.close () # close the client

server

Server starts, listen for client links
Links client ( ' 127.0.0.1 ' , 56129 )
Content sent by the client: age
Content sent by the client: name

client

>>age
[2020-03-02 00:24:09]:age
>>name
[2020-03-02 00:24:13]:name
>>