python threading

//test.py

1 import threading

  2 import time

  3

  4 exitFlag = 0

  5

  6 class myThread (threading.Thread):

  7     def __init__(self, threadID, name, counter):

  8         threading.Thread.__init__(self)

  9         self.threadID = threadID

 10         self.name = name

 11         self.counter = counter

 12     def run(self):

 13         print "Starting " + self.name

 14         print_time(self.name, self.counter, 5)

 15         print "Exiting " + self.name

 16

 17 def print_time(threadName, delay, counter):

 18     while counter:

 19         if exitFlag:

 20                 #threading.Thread.exit()

 21                 return

 22         time.sleep(delay)

 23         print "%s: %s" % (threadName, time.ctime(time.time()))

 24         counter -= 1

 25

 26 thread1 = myThread(1, "Thread-1", 1)

 27 thread2 = myThread(2, "Thread-2", 2)

 28

 29 thread1.start()

 30 thread2.start()

 31

 32 #exitFlag = 1

 33

 34 print "Exiting Main Thread"

//result

# python test.py
Starting Thread-1
Starting Thread-2
Exiting Main Thread
Thread-1: Wed Nov 15 01:25:59 2017
Thread-2: Wed Nov 15 01:26:00 2017
Thread-1: Wed Nov 15 01:26:00 2017
Thread-1: Wed Nov 15 01:26:01 2017
Thread-2: Wed Nov 15 01:26:02 2017
Thread-1: Wed Nov 15 01:26:02 2017
Thread-1: Wed Nov 15 01:26:03 2017
Exiting Thread-1
Thread-2: Wed Nov 15 01:26:04 2017
Thread-2: Wed Nov 15 01:26:06 2017
Thread-2: Wed Nov 15 01:26:08 2017
Exiting Thread-2

原文地址:https://www.cnblogs.com/woodzcl/p/7840037.html