python网络编程实例简析

from SocketServer import(TCPServer as TCP, 
             StreamRequestHandler as SRH) 
from time import ctime 
 
HOST = '' 
PORT = 21567 
ADDR = (HOST, PORT) 
class MyRequestHandle(SRH): 
  def handle(self): 
    print 'connecting from ..', self.client_address 
    self.wfile.write("[%s]:%s" %  
             (ctime(),self.rfile.readline()) 
             ) 
tcp_Server = TCP(ADDR,MyRequestHandle) 
print 'WAITING connecting...' 
tcp_Server.serve_forever() 

from socket import * 
 
HOST = 'localhost' 
PORT = 21567 
BUFSIZE = 1024 
ADDR = (HOST, PORT) 
 
while True: 
  tcpCliSock = socket(AF_INET,SOCK_STREAM) 
  tcpCliSock.connect(ADDR) 
  data = raw_input('>') 
  if not data: 
    break 
  tcpCliSock.send("%s\r\n" % data) 
  data = tcpCliSock.recv(BUFSIZE) 
  if not data: 
    break 
  print data.strip() 
  tcpCliSock.close()