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""" bank05_OO: The single Random Customer """
from SimPy.Simulation import Simulation, Process, hold
from random import expovariate, seed
## Model components ------------------------
class Customer(Process):
""" Customer arrives at a random time,
looks around and then leaves """
def visit(self, timeInBank):
print("%f %s Here I am" % (self.sim.now(), self.name))
yield hold, self, timeInBank
print("%f %s I must leave" % (self.sim.now(), self.name))
## Model -----------------------------------
class BankModel(Simulation):
def run(self, aseed):
""" PEM """
seed(aseed)
c = Customer(name="Klaus", sim=self)
t = expovariate(1.0 / tMeanArrival)
self.activate(c, c.visit(timeInBank), at=t)
self.simulate(until=maxTime)
## Experiment data -------------------------
maxTime = 100.0 # minutes
timeInBank = 10.0 # minutes
tMeanArrival = 5.0 # minutes
seedVal = 99999
## Experiment ------------------------------
mymodel = BankModel()
mymodel.run(aseed=seedVal)
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