import os, sys, threading, time
from threading import Thread
class test1(threading.Thread):
	def __init__(self):
		threading.Thread.__init__(self)
		self.kill_received = False
	def run(self):
		while not self.kill_received:
			self.do_something()
	def do_something(self):
		#avtotest(2, '')
		[i*i for i in range(10000)]
		print(1)
		time.sleep(1)
class test2(threading.Thread):
	def __init__(self):
		threading.Thread.__init__(self)
		self.kill_received = False
	def run(self):
		while not self.kill_received:
			self.do_something()
	def do_something(self):
		[i*i for i in range(10000)]
		print(2)
		time.sleep(1)
class test3(threading.Thread):
	def __init__(self):
		threading.Thread.__init__(self)
		self.kill_received = False
	def run(self):
		while not self.kill_received:
			self.do_something()
	def do_something(self):
		func()
def func():
	for i in xrange(10000):
		print(3)
		time.sleep(1)
			
def main(args):
	
	t1 = test1()
	t2 = test2()
	t3 = test3()
	t1.start()
	t2.start()
	t3.start()
	
	while True:
		try:
			time.sleep(1.0)
		except KeyboardInterrupt:
			print "Ctrl-c received! Sending kill to threads..."
			t1.kill_received = True
			t2.kill_received = True
			t3.kill_received = True
			break
	stop=raw_input('Stop test (y/n) ?: ')
if __name__=="__main__":
	main(sys.argv)

class test1(threading.Thread):
    terminated = False
    def kill(self):
        self.terminated = True
    def run(self):
        while not self.terminated:
            pass