python连接池实现示例程序

import socket
import Queue
import threading

def worker():
 while True:
 i = q.get()
 conn=i[0]
 addr=i[1]
 while 1:
 sms=conn.recv(1024)
 if sms!="":
 print "Message from ("+str(addr[0])+":"+str(addr[1])+"): "+sms
 else:
 print "Close the Connection from ("+str(addr[0])+":"+str(addr[1])+")"
 conn.close()
 break
 q.task_done()if __name__=="__main__":
 q = Queue.Queue()
 thread_num=5000 s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
 s.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
 s.bind(("",4242))
 s.listen(50000)
 print "Server is listening at 4242" for _ in range(0,thread_num):
 t=threading.Thread(target=worker)
 t.setDaemon(1)
 t.start() while 1:
 conn,addr=s.accept()
 print "Connection come from ("+str(addr[0])+":"+str(addr[1])+")"
 q.put((conn,addr)) q.join()

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