Python简单全双工聊天器

服务器：

 1 #!/usr/bin/python
 2 #enconding:utf-8
 3 import sys
 4 import socket
 5 import select
 6 import time
 7
 8 HOST=‘‘
 9 PORT=21234
10 ADDR=(HOST,PORT)
11 BUFSIZ=8096
12
13 SerSock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
14 SerSock.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
15 #SerSock.setblocking(False)
16 SerSock.bind(ADDR)
17 SerSock.listen(10)
18
19 inputs=[SerSock,sys.stdin]
20 outputs=[]
21 timeout=45
22
23
24 while True:
25     tcpCliSock,addr=SerSock.accept()
26     inputs.append(tcpCliSock)
27
28     while True:
29         readyInput,readyOutput,readyException=select.select(inputs,[],[])
30         for indata in readyInput:
31             if indata is tcpCliSock:
32                 data=tcpCliSock.recv(BUFSIZ)
33                 if not data:
34                     break
35                 print "%s from %s"%(data,addr)
36             else:
37                 data=raw_input()
38                 if not data:
39                     break
40                 tcpCliSock.send(‘[%s] %s‘%(time.ctime(),data))
41
42 tcpCliSock.close()

客户端：

 1 #!/usr/bin/python
 2 import sys
 3 import socket
 4 import select
 5
 6 HOST=‘localhost‘
 7 PORT=21234
 8 ADDR=(HOST,PORT)
 9 BUFSIZ=8096
10
11 CliSock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
12 CliSock.connect(ADDR)
13
14 inputs=[CliSock,sys.stdin]
15 outputs=[]
16
17 while inputs:
18     readable,writable,exceptional=select.select(inputs,outputs,inputs)
19     for s in readable:
20         if s is CliSock:
21             data=s.recv(BUFSIZ)
22             if data:
23                 print "%s from server"%data
24             else:
25                 continue
26         else:
27             data=raw_input()
28             if not data:
29                 break
30             CliSock.send(data)
31 CliSock.close()