def test5():
print('test5')
class X1(sim.Component):
def process(self):
while True:
while True:
yield self.request(r1,
2,
5,
r2,
greedy=True,
fail_at=de.now() + 6)
if not self.request_failed()():
break
yield self.hold(1)
self.release(r1, r2)
yield self.passivate()
class X2(sim.Component):
def process(self):
while True:
yield self.request((r1, 3), (r2, 1, 1))
yield self.hold(1)
self.release(r1)
yield self.passivate()
class X3(sim.Component):
def process(self):
while True:
yield self.request(r1, r2)
yield self.hold(1)
self.release(r1, r2)
yield self.passivate()
class Y(sim.Component):
# def __init__(self,*args,**kwargs):
# sim.Component.__init__(self,*args,**kwargs)
def process(self):
yield self.hold(3)
x1.cancel()
yield self.hold(10)
r2.capacity(1)
pass
de = sim.Environment(trace=True)
q = sim.Queue(name='q')
r1 = sim.Resource(name='r1', capacity=3)
r2 = sim.Resource(name='r2', capacity=0)
r3 = sim.Resource(name='r3', capacity=1)
x1 = X1()
x2 = X2()
x3 = X3()
y = Y(name='y')
sim.run(till=21)
def init_node(self, graph):
if self.useful:
sim.Component.__init__(self)
coordinate = (self.x, self.y)
neighbors = list(graph.neighbors(coordinate))
if len(neighbors) != 2:
print("Well well well, WE ARE F****D")
self.left = neighbors[0]
self.right = neighbors[1]
self.order = sim.Resource(name="Bridge at " + str(coordinate) +
" => order")
self.moving = sim.Resource(name="Bridge at " + str(coordinate) +
" => moving")
def __init__(self, coordinates_pair):
super().__init__(coordinates_pair[0], coordinates_pair[1])
self.intersections = {}
self.intersections_list = None
self.claim = sim.Resource()
self.crossroad_empty = True
self.last_queue_tmp = None
def test14():
class X(sim.Component):
def process(self):
yield self.request(*r)
print(self.claimed_resources())
de=sim.Environment()
X()
r=[sim.Resource() for i in range(10)]
de.run(till=10)
def test39():
class C(sim.Component):
def process(self):
yield self.request(r,s='y')
env=sim.Environment(trace=True)
x=sim.Uniform(4)
r = sim.Resource()
C()
env.run(4)
def init_node(self, graph):
if self.useful:
sim.Component.__init__(self)
coordinate = (self.x, self.y)
neighbors = list(graph.neighbors(coordinate))
if len(neighbors) != 2:
print("Well well well, WE ARE F****D")
self.left = neighbors[0]
self.right = neighbors[1]
self.key_in[left] = sim.Resource(
name="Lock at " + str(coordinate) + " => left key in")
self.key_in[right] = sim.Resource(
name="Lock at " + str(coordinate) + " => right key in")
self.wait_in[left] = sim.Queue(name="Lock at " + str(coordinate) +
" => left queue in")
self.wait_in[right] = sim.Queue(name="Lock at " + str(coordinate) +
" => right queue in")
self.key_out = sim.Resource(name="Lock at " + str(coordinate) +
" => key out")
def run(self):
self.of = sys.stdout if self.ofile is None else open(self.ofile, "w")
print("# Cpu scheduler: %s" % self.cpu_scheduler, file=self.of)
print("# Quantum: %s" % self.quantum, file=self.of)
print(
"pid arrival_time cpu_bursts_time io_bursts_time bursts_time tat ready_wait_time io_wait_time",
file=self.of)
self.env = sim.Environment(trace=False)
self.cpu = sim.Resource("CPU",
capacity=1,
preemptive=self.cpu_scheduler == "srtf",
env=self.env)
self.io = sim.Resource("I/O", capacity=1, env=self.env)
ProcessArrival(simulator=self)
self.env.run()
if self.of is not None and self.of != sys.stdout:
self.of.close()
self.of = None
def __init__(self, part_seq,
random_seed=0,
intv=5, trace=False):
arrRate, procRate, initQue = 1, 1, 0
self.varList = ['numArr', 'numDep', 'arrRate', 'procRate', 'numBalk', 'queLen']
self.part_seq = part_seq
self.random_seed = random_seed
self.arrRate = arrRate
self.intArrTime = 1/arrRate
self.procRate = procRate
self.procTime = 1/procRate
# environment should not be default
# as each model runs independantly in different environment
self.env = sim.Environment(name="env of particle %s with seed %s"%(part_seq, random_seed),
isdefault_env=False, trace=trace,
# random_seed=random_seed,
)
self.source = self.CustomerGenerator(name="customergenerator%s."%random_seed, env=self.env)
self.source.model = self
self.entity = self.Customer
self.server = sim.Resource("clerk%s."%random_seed, capacity=1, env=self.env)
self.server.model = self
self.queue = self.server.requesters()
if initQue != 0:
self.addQue(initQue)
self.timer = self.Timer(suppress_trace=True, env=self.env)
self.timer.intv = intv
self.timer.model = self
self.customerArrList = []
self.customerDepList = []
self.numArr = 0
self.numDep = 0
self.procTimeList = []
self.arrTimeList = []
self.number_balked = 0
self.maxLen = 100
self.trace = {}
self.traceDict = {}
for var in self.varList:
self.traceDict[var] = {}
def test60():
class X(sim.Component):
def process(self):
yield self.request(r)
yield self.hold(sim.Uniform(0,2)())
env = sim.Environment()
r = sim.Resource(name='r',capacity=1)
for i in range(5):
X()
env.trace(True)
env.run(10)
occupancy = r.claimed_quantity.mean() / r.capacity.mean()
r.print_statistics()
env.run()
def test61():
class X(sim.Component):
def process(self):
yield self.request(r)
yield self.hold(1)
class Y(sim.Component):
def process(self):
yield self.request(r)
yield self.hold(1)
self.cancel()
env = sim.Environment(trace=True)
r = sim.Resource('r', capacity=2)
X()
Y()
env.run()
print(r.claimed_quantity())
def test4():
print('test4')
class X(sim.Component):
def process(self):
yield self.hold(10)
yield self.request(res, 4)
yield self.hold(20)
res.requesters().print_statistics()
res.claimers().print_statistics()
for i in range(1):
self.release(res, 4)
class Y(sim.Component):
def process(self):
yield self.hold(11)
yield self.request(res, 1, priority=1 - self.i)
if self.request_failed():
pass
else:
yield self.hold(1)
self.release(res)
class Z(sim.Component):
def process(self):
yield self.hold(20)
y[4].reschedule()
res.capacity(2)
de = sim.Environment()
res = sim.Resource(name='res.', capacity=4)
res.x = 0
x = X(name='x')
y = [0]
for i in range(6):
c = Y(name='y.')
c.i = i
y.append(c)
z = Z(name='z')
sim.run(till=1000)
def test24():
class X1(sim.Component):
def process(self):
print('**x1 active')
yield self.request((r,2))
yield self.hold(100)
yield self.passivate()
def p1(self):
yield self.hold(0.5)
yield self.activate(process=self.process())
yield self.hold(100)
yield self.passivate()
class X2(sim.Component):
def process(self):
yield self.hold(1)
x1.activate(at=3,keep_request=True)
yield self.hold(5)
x1.request(r)
yield self.hold(1)
x1.passivate()
de.main().passivate()
yield self.hold(5)
x1.activate(at=20)
class X3(sim.Component):
def process(self):
a=1
yield self.hold(1)
pass
de=sim.Environment(trace=True)
x1=X1(process='p1')
x1.activate(at=0.5,process='process',urgent=True,mode='blabla')
x2=X2()
x3=X3()
print('***name=',x3.running_process())
x4=sim.Component()
x3.activate(process='process')
r=sim.Resource('resource')
de.run(till=sim.inf)
def test44():
import newqueue
import newerqueue
import newcomponent
class X(sim.Component):
def process(self):
yield self.hold(10,mode='ok')
if self == x1:
yield self.passivate()
yield self.hold(10,urgent=True)
class Y(sim.Component):
def setup(self, a='a'):
print('a=',a)
def process(self, text):
print('-->',text)
yield self.request((res, 4), fail_at=15)
x1.activate(mode=5)
env=sim.Environment(trace=True)
res = sim.Resource()
x0=X()
x1=X(name='')
x2=X(name=',')
z=newcomponent.NewComponent()
q0=sim.Queue()
q1=newqueue.NewQueue()
q2=newerqueue.NewerQueue()
Y(process='process', text='Hello')
q0.add(x1)
q1.add(x1)
q2.add(x1)
env.run(50)
env.print_trace_header()
def test7():
print('test7')
class X1(sim.Component):
def process(self):
yield self.request(r1,5,r2,2,greedy=True,fail_at=5)
yield self.passivate()
class X2(sim.Component):
def process(self):
yield self.request(r1,8,r2)
yield self.passivate()
class X3(sim.Component):
def process(self):
yield self.request(r1,7)
yield self.passivate()
de=sim.Environment(trace=True)
x1=X1()
x2=X2()
x3=X3()
X4=sim.Component()
r1=sim.Resource(capacity=10,anonymous=True)
r2=sim.Resource()
r3=sim.Resource()
q={}
for i in range(1,5):
q[i]=sim.Queue()
x1.enter(q[1])
x1.enter(q[2])
x1.enter(q[3])
x2.enter(q[1])
x3.enter(q[1])
env.run(10)
r2.capacity(2)
env.run(20)
print(sim.default_env)
print(x1)
print(x2)
print(x3)
print (q[1])
print (q[2])
print (q[3])
print (q[4])
print(r1)
print(r2)
print(r3)
d=sim.Exponential(10)
print(d)
print(sim.Uniform(1,2))
print(sim.Triangular(40,150,55))
print(sim.Distribution('Constant(5)'))
'''
Generate new cars that arrive at the gas station.
'''
def process(self):
while True:
yield self.hold(T_INTER.sample())
Car()
# Setup and start the simulation
env = sim.Environment(trace=False)
print('Gas Station refuelling')
# Create environment and start processes
gas_station = sim.Resource('gas_station', 2)
fuel_pump = sim.Resource(
'fuel_pump', capacity=GAS_STATION_SIZE, anonymous=True)
tank_truck = TankTruck()
CarGenerator()
env.run(SIM_TIME)
fuel_pump.capacity.print_histogram()
fuel_pump.claimed_quantity.print_histogram()
fuel_pump.available_quantity.print_histogram()
gas_station.requesters().length.print_histogram()
gas_station.requesters().length_of_stay.print_histogram(30, 0, 10)
import salabim as sim
class CustomerGenerator(sim.Component):
def process(self):
while True:
Customer()
yield self.hold(sim.Uniform(5, 15).sample())
class Customer(sim.Component):
def process(self):
yield self.request(clerks)
yield self.hold(30)
self.release()
env = sim.Environment(trace=False)
CustomerGenerator(name='customergenerator')
clerks = sim.Resource('clerk', capacity=3)
env.run(till=50000)
clerks.requesters().length.print_histogram(30, 0, 1)
print()
clerks.requesters().length_of_stay.print_histogram(30, 0, 10)
clerks.print_statistics()
clerks.print_info()
import salabim as sim
class CustomerGenerator(sim.Component):
def process(self):
while True:
Customer()
yield self.hold(sim.Uniform(5, 15).sample())
class Customer(sim.Component):
def process(self):
yield self.request(clerks)
yield self.hold(30)
self.release()
env = sim.Environment(trace=False)
CustomerGenerator()
clerks = sim.Resource('clerk', 3)
env.run(till=50000)
clerks.requesters().length.print_histogram(30, 0, 1)
print()
clerks.requesters().length_of_stay.print_histogram(30, 0, 10)
clerks.print_statistics()
clerks.print_info()
print(clerks.claimed_quantity())
"""Customer arrives, is served and leaves."""
def process(self):
env.print_trace('', self.name(), 'arrrived')
patience = sim.Uniform(MIN_PATIENCE, MAX_PATIENCE).sample()
yield self.request(counter, fail_delay=patience)
wait = env.now() - self.creation_time()
if self.failed():
# We reneged
env.print_trace('', self.name(),
'RENEGED after {:6.3f}'.format(wait))
else:
# We got to the counter
env.print_trace('', self.name(), 'waited for {:6.3f}'.format(wait))
yield self.hold(sim.Exponential(TIME_IN_BANK).sample())
env.print_trace('', self.name(), 'finished')
# auto release counter
# Setup and start the simulation
env = sim.Environment(trace=True)
# Start processes and run
counter = sim.Resource(capacity=1)
Source()
env.run()
class Philosopher(sim.Component):
def setup(self):
self.rightfork = forks[self.sequence_number()]
self.leftfork = forks[self.sequence_number() -
1 if self.sequence_number() else nphilosophers -
1]
def process(self):
while True:
yield self.hold(thinkingtime_mean * sim.Uniform(0.5, 1.5)(),
mode='thinking')
yield self.request(self.leftfork, self.rightfork, mode='waiting')
yield self.hold(eatingtime_mean * sim.Uniform(0.5, 1.5)(),
mode='eating')
self.release()
eatingtime_mean = 20
thinkingtime_mean = 20
nphilosophers = 8
sim.random_seed(1234567)
while True:
env = sim.Environment()
forks = [sim.Resource() for _ in range(nphilosophers)]
philosophers = [Philosopher() for _ in range(nphilosophers)]
do_animation()
env.run()
cutqueue = sim.Queue("Cutting Queue")
finqueue = sim.Queue("Finishing Queue")
paintqueue = sim.Queue("Painting Queue")
packpranchaqueue = sim.Queue("Packing Prancha Queue")
packwheelqueue = sim.Queue("Packing Wheel Queue")
assemblyqueue = sim.Queue("Assembly Queue")
foundryqueue = sim.Queue("Foundry Queue")
machiningqueue = sim.Queue("Machining Queue")
printingqueue = sim.Queue("Printing Queue")
finish = ["packing", "packingwheel",
"assembly", "assembly", "assembly", "packing", "packingwheel",
"assembly", "assembly", "assembly"]
#Resources
prancha = sim.Resource("prancha")
roda = sim.Resource("rodas")
worker = sim.Resource("Worker", capacity=3)
prensa = sim.Resource("prensa", capacity=4)
fornalha = sim.Resource("fornalha", capacity=5)
torno = sim.Resource("torno", capacity=2)
impressora = sim.Resource("impressora", capacity=1)
maq_embalagem = sim.Resource("maq_embalagem", capacity=1)
#Fila Espera Armazem
storage1queue = sim.Queue("storage1")
storage2queue = sim.Queue("storage2")
storage3queue = sim.Queue("storage3")
storage4queue = sim.Queue("storage4")
env.run(till=34560) #22 dias
def process(self):
yield self.request(washers)
duration = sim.Uniform(0, 5)()
self.duration_anim = sim.AnimateRectangle(
spec=(0, 0, duration * 10, 20),
x=100,
y=lambda arg, t: arg.index(list(self.queues())[0]) * 30 + 50,
fillcolor="",
linecolor="yellow",
arg=self,
parent=self,
)
self.wait_anim.fillcolor = "yellow"
self.wait_anim.x = 100
yield self.hold(duration)
env = sim.Environment(trace=False)
env.animate(True)
env.modelname("Demo animation dynamic lambda")
env.background_color("20%gray")
sim.AnimateText("Wash", x=100, y=25, text_anchor="sw")
sim.AnimateText("Wait", x=200, y=25, text_anchor="sw")
washers = sim.Resource(name="washers", capacity=2)
CarGenerator()
env.run(100)
import salabim as sim
class ClientGenerator(sim.Component):
def process(self):
while True:
yield self.hold(inter_arrival_time_dis.sample())
Client()
class Client(sim.Component):
def process(self):
yield self.request(clerks)
yield self.hold(service_duration_dis.sample())
env = sim.Environment(trace=True)
number_of_clerks = 5
inter_arrival_time_dis = sim.Exponential(1)
service_duration_dis = sim.Exponential(4)
clerks = sim.Resource(name="clerks", capacity=number_of_clerks)
ClientGenerator()
env.run()
# Bank, 3 clerks (resources).py
import salabim as sim
class CustomerGenerator(sim.Component):
def process(self):
while True:
Customer()
yield self.hold(sim.Uniform(5, 15).sample())
class Customer(sim.Component):
def process(self):
yield self.request(clerks)
yield self.hold(30)
self.release() # not really required
env = sim.Environment(trace=False)
CustomerGenerator()
clerks = sim.Resource("clerks", capacity=3)
env.run(till=50000)
clerks.print_statistics()
clerks.print_info()
class Client(sim.Component):
def process(self):
self.enter(system)
yield self.request(servers)
yield self.hold(sim.Exponential(server_time).sample())
self.leave()
class ClientGenerator(sim.Component):
def process(self):
while True:
yield self.hold(sim.Exponential(iat).sample())
Client()
env = sim.Environment()
nservers = 5
iat = 1
server_time = 4
system = sim.Queue("system")
servers = sim.Resource(name="servers", capacity=nservers)
ClientGenerator()
do_animation()
env.run()
def process(self):
while True:
yield self.hold(sim.Uniform(1, 5)())
res = sim.Pdf(resources, 1)()
yield self.request(res)
yield self.hold(res.sequence_number() * 1 +
(env.now() % 24) * 0.01)
self.release()
env = sim.Environment(time_unit="hours", trace=False)
for _ in range(20):
X()
resources = [sim.Resource() for _ in range(13)]
env.run(till=env.days(100))
for res in resources:
print(f"{res.name():13s}total {res.occupancy.mean():10.3f}")
for hour in range(24):
print(
f"{res.name():13s}{hour:2d}-{hour+1:2d} {res.occupancy[hour: hour+1: 24].mean():10.3f}"
)
print()
occupancy_aggregated = sum(res.occupancy for res in resources)
print(
f"Total total {occupancy_aggregated.mean() / len(resources):10.3f}")
def process(self):
while True:
yield self.request(res)
yield self.hold(5)
self.release(res)
class Part(sim.Component):
def setup(self, machine):
self.machine = machine
def process(self):
while True:
yield self.hold(ttf())
self.machine.interrupt()
yield self.hold(ttr())
self.machine.resume()
env = sim.Environment(trace=True)
ttf = sim.Uniform(10, 20) # time to failure distribution
ttr = sim.Uniform(3, 6) # time to repair distribution
res = sim.Resource()
for _ in range(2):
Machine()
env.run(400)
class CarGenerator(sim.Component):
"""
Generate new cars that arrive at the gas station.
"""
def process(self):
while True:
yield self.hold(T_INTER.sample())
Car()
# Setup and start the simulation
env = sim.Environment(trace=False)
print("Gas Station refuelling")
# Create environment and start processes
gas_station = sim.Resource("gas_station", 2)
fuel_pump = sim.Resource("fuel_pump",
capacity=GAS_STATION_SIZE,
anonymous=True)
tank_truck = TankTruck()
CarGenerator()
env.run(SIM_TIME)
fuel_pump.capacity.print_histogram()
fuel_pump.claimed_quantity.print_histogram()
fuel_pump.available_quantity.print_histogram()
gas_station.requesters().length.print_histogram()
gas_station.requesters().length_of_stay.print_histogram(30, 0, 10)
self.release(key_out)
yield self.request((key_out, 1, 1000), mode=None)
env = sim.Environment()
locklength = 60
switchtime = 10
intime = 2
outtime = 2
meanlength = 30
iat = 30
lockmeters = {}
key_in = {}
lockqueue = sim.Queue('lockqueue')
key_out = sim.Resource(name=' key_out')
for side in (left, right):
lockmeters[side] = sim.Resource(capacity=locklength, name=sidename(
side) + ' lock meters', anonymous=True)
key_in[side] = sim.Resource(name=sidename(side) + ' key in')
shipgenerator = Shipgenerator(name=sidename(side) + 'Shipgenerator')
shipgenerator.side = side
lock = Lock('Lock')
lock.side = left
do_animation()
env.run()
while True:
self.job_time = JOB_DURATION
self.remaining_time = self.job_time
while self.remaining_time > 1e-8:
yield self.request((repairman, 1, 1), mode='wait')
yield self.hold(self.remaining_time, mode='work')
self.remaining_time -= (self.env.now() - self.mode_time())
other.release()
self.parts_made += 1
# Setup and start the simulation
print('Machine shop')
env = sim.Environment()
random.seed(RANDOM_SEED) # This helps reproducing the results
repairman = sim.Resource('repairman')
machines = [Machine(n=i) for i in range(NUM_MACHINES)]
other = Other(name='other')
# Execute!
do_animation()
env.run(till=SIM_TIME)
# Analyis/results
print('Machine shop results after %s weeks' % WEEKS)
for machine in machines:
print('%s made %d parts.' % (machine.name(), machine.parts_made))
repairman.print_statistics()
# HOUSEKEEPING STATEMENTS
env = sim.Environment()
TruckGenerator()
# Assignment of input data to variables
# General
sim.random_seed(RND_NUM_STREAM)
warmup_time = WARMUP_TIME
simulation_time = SIMULATION_TIME
# Facilities (Resources)
shovels_number = SHOVELS_NUMBER
crushers_number = CRUSHERS_NUMBER
# Trucks
trucks_number = TRUCKS_NUMBER
trucks_interarrival_time = TRUCKS_INTERARRIVAL_TIME
# Trucks Times
truck_loading_time = TRUCK_LOADING_TIME
truck_travel_to_crusher_time = TRUCK_TRAVEL_TO_CRUSHER_TIME
truck_unload_into_crusher_time = TRUCK_UNLOAD_INTO_CRUSHER_TIME
truck_return_from_crusher_to_shovel_time = TRUCK_RETURN_FROM_CRUSHER_TO_SHOVEL_TIME
# Failure & Repair Times
truck_mttf = TRUCK_MTTF
truck_mttr = TRUCK_MTTR
# Declarations
shovels = sim.Resource(name="SHOVEL", capacity=shovels_number)
crushers = sim.Resource(name='CRUSHER', capacity=crushers_number)
queue_loading = sim.Queue('Queue_for_Loading')
queue_crusher = sim.Queue('Queue_for_Crusher')
if __name__ == '__main__':
main()
