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55 lines
1.2 KiB
55 lines
1.2 KiB
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import threading
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import time
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class CuentaBancaria:
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def __init__(self, nombre, saldo):
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self.nombre = nombre
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self.saldo = saldo
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def __str__(self):
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return self.nombre+' '+str(self.saldo)
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class BankTransferThread(threading.Thread):
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def __init__(self, ordenante, receptor, cantidad):
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threading.Thread.__init__(self)
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self.ordenante = ordenante
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self.receptor = receptor
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self.cantidad = cantidad
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def run(self):
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lock.acquire()
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saldo_ordenante= self.ordenante.saldo
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saldo_ordenante-= self.cantidad
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# retraso para permitir ejecutar saltar entre hilos
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time.sleep(0.001)
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self.ordenante.saldo = saldo_ordenante
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saldo_receptor = self.receptor.saldo
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saldo_receptor += self.cantidad
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# retraso para permitir ejecutar saltar entre hilos
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time.sleep(0.001)
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self.receptor.saldo = saldo_receptor
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lock.release()
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# Las cuentas son recursos compartidos
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cuenta1 = CuentaBancaria("cuentaOrigen", 100)
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cuenta2 = CuentaBancaria("cuentaDestino", 0)
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lock = threading.Lock()
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threads = []
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for i in range(100):
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threads.append(BankTransferThread(cuenta1, cuenta2, 1))
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for thread in threads:
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thread.start()
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for thread in threads:
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thread.join()
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print(cuenta1)
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print(cuenta2) |