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25 lines
418 B
25 lines
418 B
11 months ago
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import threading
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def ping(cond):
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for _ in range(20):
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with cond:
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cond.wait()
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print ("ping")
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cond.notify()
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def pong(cond):
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for _ in range(20):
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with cond:
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cond.wait()
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print ("pong")
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cond.notify()
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cond = threading.Condition()
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t1= threading.Thread(target=ping, args=(cond,))
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t2=threading.Thread(target=pong, args=(cond,))
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t1.start()
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t2.start()
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with cond:
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cond.notify()
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