下面是一个基础的python线程控制类

#!/usr/bin/env python  """  testthread.py  An example of an idiom for controling threads    Doug Fort  http://www.dougfort.net  """    import threading    class TestThread(threading.Thread):      """      A sample thread class      """        def __init__(self):          """          Constructor, setting initial variables          """          self._stopevent = threading.Event()          self._sleepperiod = 1.0            threading.Thread.__init__(self, name="TestThread")        def run(self):          """          overload of threading.thread.run()          main control loop          """          print "%s starts" % (self.getName(),)            count = 0          while not self._stopevent.isSet():              count += 1              print "loop %d" % (count,)              self._stopevent.wait(self._sleepperiod)            print "%s ends" % (self.getName(),)        def join(self,timeout=None):          """          Stop the thread          """          self._stopevent.set()          threading.Thread.join(self, timeout)    if __name__ == "__main__":      testthread = TestThread()      testthread.start()        import time      time.sleep(10.0)        testthread.join()