from SimpleXMLRPCServer import SimpleXMLRPCServer
from time import sleep
import threading,time

class Test(threading.Thread):
    def __init__(self):
        threading.Thread.__init__(self)
        self.test1 = 0
    def test(self):
        return self.test1

    def run(self):
        while(1):
            time.sleep(1)
            self.test1 = self.test1 + 1

ts = Test()
ts.start()
server =  SimpleXMLRPCServer(("localhost",8888))
server.register_instance(ts)
server.serve_forever()

 File "/usr/lib/python2.7/SocketServer.py", line 225, in serve_forever
    r, w, e = select.select([self], [], [], poll_interval)
KeyboardInterrupt