313 lines
10 KiB
Python
313 lines
10 KiB
Python
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import salabim as sim
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from numpy.random import normal
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from faults.wear_and_tear import WearAndTear
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from faults.retry_delay import RetryDelay
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class ItemGenerator(sim.Component):
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def animation_objects(self, id):
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if id == 'Item':
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ao0 = sim.AnimateText(text=self.name(), textcolor='fg', text_anchor='nw')
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return 0, 10, ao0
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else:
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ao0 = sim.AnimateRectangle((-20, 0, 20, 20),
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text=self.name(), fillcolor=id, textcolor='white', arg=self)
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return 45, 0, ao0
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def process(self):
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for i in range(30):
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# 设定为 30 items
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# Clock()
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Item()
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print("item" + str(i) + " generated——————————")
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yield self.hold(sim.Uniform(1, 2).sample())
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class Item(sim.Component):
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def process(self):
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self.enter(q)
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yield self.request(crane)
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Crane('Crane1', 30, logger)
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yield self.request(Manual_Step)
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ManualStep("MANUAL_INSPECTION", 37, logger).spawn()
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yield self.request(conveyor)
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Conveyor("CONVEYOR1", 30, logger).spawn()
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yield self.request(Bowl_Feeder)
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BowlFeeder("Bowl1", 30, logger)
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ManualStep("MANUAL_ADD_COMPONENTS1", 21, logger)
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Conveyor("CONVEYOR2", 30, logger)
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# ————————添加retry delay故障——————————
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# self.bowl2 = BowlFeeder("BOWL2", 10, logger).add_fault(RetryDelay(BowlFeeder("BOWL2", 10, logger)))
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BowlFeeder("BOWL2", 10, logger)
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ManualStep("MANUAL_ADD_COMPONENTS2", 34, logger)
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Conveyor("CONVEYOR3", 30, logger)
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Crane("CRANE_INPUT_SUBASSEMBLY_A", 10, logger)
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ManualStep("MANUAL_COMBINE_SUBASSEMBLY_A", 34, logger)
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Conveyor("CONVEYOR4", 30, logger)
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Conveyor("CONVEYOR_INPUT_SUBASSEMBLY_B", 10, logger)
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ManualStep("MANUAL_COMBINE_SUBASSEMBLY_B", 35, logger)
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# ———————— 添加磨损故障 ————————————
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# Conveyor("CONVEYOR5", 30, logger).add_fault(WearAndTear(Conveyor("CONVEYOR5", 30, logger)))
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Conveyor("CONVEYOR5", 30, logger)
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BowlFeeder("BOWL3", 5, logger)
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Conveyor("CONVEYOR6", 10, logger)
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ManualStep("MANUAL_ADD_COVER_AND_BOLTS", 76, logger)
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Conveyor("CONVEYOR7", 30, logger)
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ManualStep("MANUAL_TIGHTEN_BOLTS1", 28, logger)
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Conveyor("CONVEYOR8", 30, logger)
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Conveyor("CONVEYOR_INPUT_SUBASSEMBLY_C", 10, logger)
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ManualStep("MANUAL_COMBINE_SUBASSEMBLY_C", 60, logger)
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Conveyor("CONVEYOR9", 21, logger)
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ManualStep("MANUAL_TIGHTEN_BOLTS2", 16, logger)
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Conveyor("CONVEYOR10", 21, logger)
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BowlFeeder("BOWL4", 5, logger)
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ManualStep("MANUAL_ADD_COMPONENTS3", 11, logger)
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Conveyor("CONVEYOR11", 21, logger)
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ManualStep("MANUAL_TIGHTEN_BOLTS3", 32, logger)
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self.leave(q)
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# 添加leave语句时，与上述步骤同时开始执行，queue始终为0，不增；（不添加leave语句只增不减）
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class BowlFeeder(sim.Component):
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def __init__(self, name, duration, logger, debug=True):
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super(BowlFeeder, self).__init__()
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self.name = name
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self.duration = duration
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self.faults = []
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self.logger = logger
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self.debug = debug
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def add_fault(self, fault):
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self.faults.append(fault)
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def process(self):
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if self.debug:
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sim.waiting = "waiting"
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waiting.set()
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if self.debug:
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print(self.name + ": give")
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giving.set()
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giving.trigger(max=1)
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print(self.name + ": given")
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yield self.hold(delay(self.duration, 1))
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self.logger.addMessage(self.name + " GIVEN")
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self.release()
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def spawn(self): # 尝试修改return的结果后调用spawn 未发现明显变化
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self.process()
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return self.passivate()
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def get_events(self):
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return [self.name + " GIVEN"]
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class ManualStep(sim.Component):
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def __init__(self, name, duration, logger, debug=True):
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super(ManualStep, self).__init__()
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self.debug = debug
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self.duration = duration
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self.queue = 0
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self.logger = logger
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self.name = name
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def process(self):
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if self.debug:
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print(self.name + ": input")
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self.queue = self.queue + 1
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if (self.queue >= 5):
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self.logger.addMessage(self.name + " QUEUE_ALARM")
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if self.debug:
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print(self.name + ": process")
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running.set()
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self.queue = self.queue - 1
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if self.debug:
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print(self.name + ": ok")
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if self.debug:
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print(self.name + ": wait")
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waiting.set()
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yield self.hold(delay(self.duration, 5))
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self.logger.addMessage(self.name + " OK")
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self.release()
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def spawn(self):
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return self.process()
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def get_events(self):
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return [self.name + " QUEUE_ALARM", self.name + " OK"]
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class Crane(sim.Component):
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def __init__(self, name, duration, logger, debug=True):
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super(Crane, self).__init__()
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self.debug = debug
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self.duration = duration
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self.queue = 0
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self.logger = logger
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self.name = name
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def process(self):
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if self.debug:
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print(self.name + ": input")
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# yield self.request(crane)
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self.queue = self.queue + 1
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if self.debug:
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print(self.name + ": go_forward")
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self.logger.addMessage(self.name + " FORWARD")
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yield self.hold(delay(self.duration, 1))
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self.release()
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self.queue = self.queue - 1
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running.set()
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if self.debug:
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print(self.name + ": wait")
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waiting.set()
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if self.debug:
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print(self.name + ": item_taken")
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running.set()
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print(self.name + ": go_back")
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self.logger.addMessage(self.name + " BACKWARD")
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yield self.hold(delay(self.duration, 1))
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print(self.name + ": stop")
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self.logger.addMessage(self.name + " STOP")
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self.passivate()
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def spawn(self):
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return self.process()
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def get_events(self):
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return [self.name + " FORWARD", self.name + " BACKWARD",
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self.name + " STOP"]
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class Conveyor(sim.Component):
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def __init__(self, name, duration, logger, debug= True):
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super(Conveyor, self).__init__()
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self.name = name
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self.duration = duration
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self.faults = []
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self.logger = logger
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self.debug = debug
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def add_fault(self, fault):
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self.faults.append(fault)
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def process(self):
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if self.debug:
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waiting.set()
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print(self.name + ": input")
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self.logger.addMessage(self.name + " CONVEYOR_GATE")
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giving.set()
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giving.trigger(max=1)
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if self.debug:
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print(self.name + ": to_next_step")
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# self.item = waitingline.pop()
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# self.state = "giving"
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yield delay(self.duration, 1)
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for fault in self.faults:
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yield fault.spawn()
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def spawn(self): # 没有找到合适的函数替代原本spawn函数
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return self.activate(process='process')
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def get_events(self):
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return [self.name + " CONVEYOR_GATE"]
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class Clock():# 未调用
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def __init__(self, env, logger, debug=True):
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self.debug = debug
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self.env= env
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self.logger = logger
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def process(self):
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print("Tick")
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self.logger.addMessage("TICK")
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yield 10
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def spawn(self):
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return self.process()
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def get_events(self):
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return ["TICK"]
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def delay(duration, percentage_variation):
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stdev = percentage_variation / 100.0 * duration
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random_additive_noise = normal(0, stdev)
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return max(0, int(duration + random_additive_noise))
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class Logger:
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""" This class logs all the messages. """
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def __init__(self,env):
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self.env = env
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self.loglines = []
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def addMessage(self, type, metadata = ""):
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logline = LogLine(self.env.now(), type, metadata)
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self.loglines.append(logline)
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def indentLine(self, lineStr):
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return " " + lineStr
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def indent(self, linesStr):
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lines = linesStr.split("\n")
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return "\n".join(map(self.indentLine, lines))
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def getLoglines(self):
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return "[\n" + (",\n".join(map(self.indent, map(str, self.loglines))) + "\n]\n")
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class LogLine:
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def __init__(self, timestamp, msgtype, metadata):
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self.timestamp = timestamp
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self.msgtype = msgtype
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self.metadata = metadata
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def __str__(self):
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return "{\n \"timestamp\": " + str(self.timestamp) + ",\n \"type\": \"" + self.msgtype + "\"\n}"
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env = sim.Environment()
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# env = sim.Environment(trace= True)
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giving = sim.State("giving")
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waiting = sim.State("waiting")
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running = sim.State("running")
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logger = Logger(env)
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ItemGenerator()
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# clock = Clock(env, logger)
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# clock.spawn() # clock函数不显示
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q = sim.Queue('queue')
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env.background_color('20%gray')
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Bowl_Feeder = sim.Resource("Bowl_Feeder", 1)
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conveyor = sim.Resource("conveyor", 1)
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crane = sim.Resource("crane", 1)
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Manual_Step= sim.Resource("Manual_Step",1)
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# 直接运行并存储 ——————————————————————————————————————————————
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# env.run()
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# print()
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# q.print_statistics()
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# f = open("output.json", "w")
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# f.write(logger.getLoglines())
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# f.close()
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# 可视化 ————————————————————————————————————————————————————
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qa0 = sim.AnimateQueue(q, x=100, y=250, title='queue, normal', direction='e', id='blue')
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qa1 = sim.AnimateQueue(q, x=100, y=350, title='queue, maximum 6 components', direction='e', max_length=6, id='red')
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qa2 = sim.AnimateQueue(q, x=100, y=150, title='queue, reversed', direction='e', reverse=True, id='green')
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sim.AnimateMonitor(q.length, x=10, y=450, width=480, height=100, horizontal_scale=3, vertical_scale=3)
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sim.AnimateMonitor(q.length_of_stay, x=10, y=570, width=480, height=100, horizontal_scale=5, vertical_scale=5)
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sim.AnimateText(text=lambda: q.length.print_histogram(as_str=True), x=500, y=750,
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text_anchor='nw', font='narrow', fontsize=10)
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sim.AnimateText(text=lambda: q.print_info(as_str=True), x=500, y=340,
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text_anchor='nw', font='narrow', fontsize=10)
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env.animate(True)
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env.modelname('Demo queue animation')
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env.run()
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