# -*- coding: utf-8 -*-

import threading, time

class testThread(threading.Thread):
	def run(self):
	    for i in range(10):
	        print 'thread(%s) --> %s' % (self.getName(), i)
	        time.sleep(0)    # context switching

testThreads = []
for i in range(3):
    th = testThread()
    th.start()
    testThreads.append(th)

for th in testThreads:
    th.join()

print 'end'