ss = socket()  #創(chuàng)建服務(wù)器套接字
ss.bind()      #套接字與地址綁定
ss.listen()      #監(jiān)聽(tīng)連接
inf_loop:       #服務(wù)器無(wú)限循環(huán)
  cs = ss.accept()     #接收客戶端連接
  comm_loop:        #通信循環(huán)
    cs.recv()/cs.send()  #對(duì)話（接收、發(fā)送）
  cs.close()       #關(guān)閉客戶端套接字
ss.close()        #關(guān)閉服務(wù)器套接字（可選）

#!/usr/bin/env python
#TCP時(shí)間戳服務(wù)器
from socket import *
from time import ctime
HOST = ''
PORT = 21567
BUFSIZ = 1024
ADDR = (HOST,PORT)
tcpSerSock = socket(AF_INET,SOCK_STREAM)
tcpSerSock.bind(ADDR)
tcpSerSock.listen(5)
while True:
  print('waiting for connecting...')
  tcpClisock, addr = tcpSerSock.accept()
  print('...connected from:',addr)
  while True:
    data = tcpClisock.recv(BUFSIZ)
    if not data:
      break
    tcpClisock.send('[%s] %s' % (bytes(ctime(),'utf-8'),data))
  tcpClisock.close()
tcpSerSock.close()

cs = socket()
cs.connect()
comm_loop:
  cs.send()/cs.recv()
cs.close()

#!/usr/bin/env python
#TCP時(shí)間戳客戶端
from socket import *
HOST = '127.0.0.1'
PORT = 21567
BUFSIZ = 1024
ADDR = (HOST,PORT)
tcpClisock = socket(AF_INET,SOCK_STREAM)
tcpClisock.connect(ADDR)
while True:
  data = input('> ')
  if not data:
    break
  tcpClisock.send(data)
  data = tcpClisock.recv(BUFSIZ)
  if not data:
    break
  print(data.decode('utf-8'))
tcpClisock.close()

ss = socket()
ss.bind()
inf_loop:
  cs = ss.recvfrom()/ss.sendto()
ss.close()

#!/usr/bin/env python
#UDP時(shí)間戳服務(wù)器
from socket import *
from time import ctime
HOST = ''
PORT = 21567
BUFSIZ = 1024
ADDR = (HOST,PORT)
udpSerSock = socket(AF_INET,SOCK_DGRAM)
udpSerSock.bind(ADDR)
while True:
  print('waiting for message...')
  data, addr=udpSerSock.recvfrom(BUFSIZ)
  udpSerSock.sendto('[%s] %s' % (ctime(),data),addr)
  print('...received from and returned to:',addr)
udpSerSock.close()

cs = socket()
comm_loop:
  cs.send()/cs.recvfrom()
cs.close()

#!/usr/bin/env python
#UDP時(shí)間戳客戶端
from socket import *
HOST = 'localhost'
PORT = 21567
BUFSIZ = 1024
ADDR = (HOST,PORT)
udpClisock = socket(AF_INET,SOCK_DGRAM)
while True:
  data = input('> ')
  if not data:
    break
  udpClisock.sendto(data,ADDR)
  data, ADDR=udpClisock.recvfrom(BUFSIZ)
  if not data:
    break
  print(data)
udpClisock.close()