python 聊天室

server端程序

 # -*- coding: utf-8 -*-
 #!/usr/bin/python
 """

 """
 import socket
 import sys
 import threading

 con = threading.Condition()
 HOST = raw_input("input the server's ip adrress: ") # Symbolic name meaning all available interfaces
 PORT = 8888 # Arbitrary non-privileged port
 data = ''

 s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 print 'Socket created'
 s.bind((HOST, PORT))
 s.listen(10)
 print 'Socket now listening'

 #Function for handling connections. This will be used to create threads
 def clientThreadIn(conn, nick):
     global data
 #infinite loop so that function do not terminate and thread do not end.
     while True:
     #Receiving from client
         try:
             temp = conn.recv(1024)
             if not temp:
                 conn.close()
                 return
             NotifyAll(temp)
             print data
         except:
             NotifyAll(nick + " leaves the room!")
             print data
             return

     #came out of loop

 def NotifyAll(sss):
     global data
     if con.acquire():
         data = sss
         con.notifyAll()
         con.release()

 def ClientThreadOut(conn, nick):
     global data
     while True:
         if con.acquire():
             con.wait()
             if data:
                 try:
                     conn.send(data)
                     con.release()
                 except:
                     con.release()
                     return

 while 1:
     #wait to accept a connection - blocking call
     conn, addr = s.accept()
     print 'Connected with ' + addr[0] + ':' + str(addr[1])
     nick = conn.recv(1024)
      #send only takes string
     #start new thread takes 1st argument as a function name to be run, second is the tuple of arguments to the function.
     NotifyAll('Welcome ' + nick + ' to the room!')
     print data
     print str((threading.activeCount() + 1) / 2) + ' person(s)!'
     conn.send(data)
     threading.Thread(target = clientThreadIn , args = (conn, nick)).start()
     threading.Thread(target = ClientThreadOut , args = (conn, nick)).start()

 s.close()

client端程序

 # -*- coding: utf-8 -*-
 #/usr/bin/python

 """

 """

 import socket
 import threading

 inString = ''
 outString = ''
 nick = ''

 def DealOut(s):
     global nick, outString
     while True:
         outString = raw_input()
         outString = nick + ': ' + outString
         s.send(outString)

 def DealIn(s):
     global inString
     while True:
         try:
             inString = s.recv(1024)
             if not inString:
                 break
             if outString != inString:
                 print inString
         except:
             break

 nick = raw_input("input your nickname: ")
 ip = raw_input("input the server's ip adrress: ")
 sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 sock.connect((ip, 8888))
 sock.send(nick)

 thin = threading.Thread(target = DealIn, args = (sock,))
 thin.start()
 thout = threading.Thread(target = DealOut, args = (sock,))
 thout.start()

运行结果

1 在服务器端运行程序

2 客户端程序运行结果

客户端运行结果