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31 lines
417 B
31 lines
417 B
from threading import Lock, Thread
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import time
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def suma_uno():
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global g
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lock.acquire()
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a = g
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time.sleep(0.001)
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g = a+1
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lock.release()
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def suma_tres():
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global g
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with lock:
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a = g
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time.sleep(0.001)
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g =a+3
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lock = Lock()
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g = 0
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threads = []
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for func in [suma_uno,suma_tres]:
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threads.append(Thread(target=func))
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threads[-1].start()
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for thread in threads:
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thread.join()
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print(g)
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