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import threading
class mythread(threading.Thread):
    def __init__(self, threadname):
        threading.Thread.__init__(self, name = threadname)
....
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import threading
import time
class mythread(threading.Thread):
    def __init__(...):
    ....
    def run(self):
        for i in range(10):
        print self.getName, i
        time.sleep(1)
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mythread1 = mythread('mythread 1')
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mythread1.start()
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class MyShell(Cmd):
    def preloop(self):
        print "print this line before entering the loop"
            
    def postloop(self):
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