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24 lines
532 B
24 lines
532 B
import threading
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import random
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def mostrar(d):
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try:
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val = d.valor
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except AttributeError:
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print(f"{threading.current_thread().name}: Aún no inicializado\n", end="")
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else:
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print(f"{threading.current_thread().name}: {val}\n", end="")
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def hilo(dato):
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mostrar(dato)
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dato.valor = random.randint(1, 100)
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mostrar(dato)
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dato = threading.local() #variable con instancia local en cada hilo
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mostrar(dato)
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dato.valor = 999
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mostrar(dato)
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for i in range(3):
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t = threading.Thread(target=hilo, args=(dato,))
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t.start() |