def main():
args = parse_args()
confPath = os.path.join(cwd_path, args.conf)
scenarioPath = os.path.join(cwd_path, args.scenario)
print('args', args)
print('conf path', confPath)
print('scenario path', scenarioPath)
#confJson = getJsonObj(confPath)
#print('conf json', confJson)
#scenarioJson = getJsonObj(scenarioPath)
#print('scenario json', scenarioJson)
# ======================================
libsalt.start(scenarioPath)
#libsalt.setCurrentStep(25200)
step = libsalt.getCurrentStep()
while step <= 87000:
libsalt.simulationStep()
step = libsalt.getCurrentStep()
libsalt.close()
print("Python: Simulation End!!!")
# ======================================
exit(0)
def test(salt_scenario):
libsalt.start(salt_scenario)
step = libsalt.getCurrentStep()
while step <= 5000:
if (step % 1000 == 0):
print("Simulation Step: {}".format(step))
libsalt.simulationStep()
step = libsalt.getCurrentStep()
libsalt.close()
print("Python: Simulation End!!!")
def test(salt_scenario):
libsalt.start(salt_scenario)
libsalt.setCurrentStep(25200)
step = libsalt.getCurrentStep()
while step <= 36000:
if (step % 100 == 0):
print("Simulation Step: ", step)
test_funcs()
libsalt.simulationStep()
step = libsalt.getCurrentStep()
libsalt.close()
print("Python: Simulation End!!!")
def test_changeTLPhaseVector(salt_cfg):
logger = __get_logger()
logger.debug('[TEST-LIBSALT] DEBUG LOGs >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>')
logger.debug("The SALT Scenario File: {}".format(salt_cfg))
# 1. Start the SALT
libsalt.start(salt_cfg)
# TODO: 2. Check the Begin & End of the simulation
step = 0
# 3. Define the target Traffic Signal
# targetTLNode = "cluster_572701114_572701116_572701117_572712746_572712755" # For Gandong-gu, Seoul
targetTLNode = "cluster_563103641_563103889_563103894_563103895" # For Doan, Daejeon
# 4. Get the Traffic Signal Information (e.g. schdules) using get function
tl = libsalt.trafficsignal.getTLSByNodeID(targetTLNode)
logger.debug("[Connected Link IDs] {} ".format(
libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)))
logger.debug("[Target Traffic Signal ID] {}".format(tl.myTLSID))
logger.debug(
"The Number of schedules in the target traffic signal: {}".format(
tl.getScheduleMap().size()))
tsm = tl.getScheduleMap()
currentts = libsalt.trafficsignal.getCurrentTLSScheduleByNodeID(
targetTLNode)
currenttsid = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
if logger.isEnabledFor(logging.DEBUG):
logger.debug(
"The Schedule IDs in the target traffic signal: {}".format(
tsm.keys()))
logger.debug("The Schedule Detailed >>>>>> ")
for k in tsm.keys():
logger.debug("[schedule id: {}]".format(k))
for p in tsm[k].getPhaseVector():
logger.debug("phase = ({}), duration = {}".format(p[0], p[1]))
logger.debug("The Phase Vector in Schedule {} >>>>>>>>>>>>>>".format(
tsm.keys()[0]))
tsps = libsalt.trafficsignal.getTLSPhasesByNodeID(
targetTLNode,
tsm.keys()[0])
for pp in tsps:
logger.debug("({}, {})".format(pp[0], pp[1]))
# logger.debug("The Phase Index {}".format(3))
# tp = libsalt.trafficsignal.getTLSPhaseByNodeID(targetTLNode,tsm.keys()[0],3)
# logger.debug("({}, {})".format(tp[0], tp[1]))
# 5. Test Scenario
# >>> 1) define changing rule (e.g. changing order, testing scenarios)
# >>> 2) test the changeTLPhase function & show results
# >>> [test example] every 30 step, changing the phase vector to new one
triggerduration = 1000
orderdic = {}
turn = 0
# for k in tsm.keys():
# for p in enumerate(tsm[k].getPhaseVector()):
# if p[1][0] > 5:
# pair = []
# pair.append(k)
# pair.append(p[0])
# orderdic[turn] = pair
# turn+=1
# logger.debug("The order of phases: {}".format(orderdic))
# print(currentts.getPhaseVector())
for iter in range(5):
newpv = libsalt.TLSPhaseVector()
for p in currentts.getPhaseVector():
# print(p)
if p[0] > 5:
newp = libsalt.TLSPhasePair((p[0] + iter + 1, p[1]))
newpv.append(newp)
else:
orip = libsalt.TLSPhasePair(p)
newpv.append(orip)
orderdic[iter] = newpv
logger.debug('[Candidate PhaseVector]: \n')
for ti in orderdic.keys():
logger.debug("[oderdic key: {}]".format(ti))
for tp in orderdic[ti]:
logger.debug("phase = ({}), duration = {}".format(tp[0], tp[1]))
while step <= 7200:
curstep = libsalt.getCurrentStep()
if (curstep % triggerduration) == 0:
ordering = (curstep / triggerduration) % len(orderdic)
# curscheduleid = orderdic[ordering][0]
# curphaseindex = orderdic[ordering][1]
curscheduleid = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
curphaseindex = libsalt.trafficsignal.getCurrentTLSPhaseStateByNodeID(
targetTLNode)
if logger.isEnabledFor(logging.DEBUG):
logger.debug(
"[Trigger Point] time: {}, schdule id: {} ({})".format(
curstep, curscheduleid, curphaseindex))
libsalt.trafficsignal.setTLSPhaseVector(curstep, targetTLNode,
curscheduleid,
orderdic[ordering])
# libsalt.trafficsignal.setTLSPhaseVector(curstep, targetTLNode, curscheduleid, curphaseindex, orderdic[ordering])
if logger.isEnabledFor(logging.DEBUG):
logger.debug("[After Changing] schedule id : {} ({})".format(
libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode),
libsalt.trafficsignal.getCurrentTLSPhaseStateByNodeID(
targetTLNode)))
libsalt.simulationStep()
step += 1
libsalt.close()
logger.debug("simulation end!!!")
def test_setTLS(salt_cfg):
logger = __get_logger()
logger.debug('[TEST-LIBSALT] DEBUG LOGs >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>')
logger.debug("The SALT Scenario File: {}".format(salt_cfg))
# 1. Start the SALT
libsalt.start(salt_cfg)
# TODO: 2. Check the Begin & End of the simulation
step = 0
# 3. Define the target Traffic Signal
# targetTLNode = "cluster_572701114_572701116_572701117_572712746_572712755" # For Gandong-gu, Seoul
targetTLNode = "cluster_563103641_563103889_563103894_563103895" # For Doan, Daejeon
# 4. Get the Traffic Signal Information (e.g. schdules) using get function
tl = libsalt.trafficsignal.getTLSByNodeID(targetTLNode)
logger.debug("[Connected Link IDs] {} ".format(
libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)))
logger.debug("[Target Traffic Signal ID] {}".format(tl.myTLSID))
logger.debug(
"The Number of schedules in the target traffic signal: {}".format(
tl.getScheduleMap().size()))
tsm = tl.getScheduleMap()
if logger.isEnabledFor(logging.DEBUG):
logger.debug(
"The Schedule IDs in the target traffic signal: {}".format(
tsm.keys()))
logger.debug("The Schedule Detailed >>>>>> ")
for k in tsm.keys():
logger.debug("[schedule id: {}]".format(k))
for p in tsm[k].getPhaseVector():
logger.debug("phase = ({}), duration = {}".format(p[0], p[1]))
logger.debug("The Phase Vector in Schedule {} >>>>>>>>>>>>>>".format(
tsm.keys()[0]))
tsps = libsalt.trafficsignal.getTLSPhasesByNodeID(
targetTLNode,
tsm.keys()[0])
for pp in tsps:
logger.debug("({}, {})".format(pp[0], pp[1]))
logger.debug("The Phase Index {}".format(3))
tp = libsalt.trafficsignal.getTLSPhaseByNodeID(targetTLNode,
tsm.keys()[0], 3)
logger.debug("({}, {})".format(tp[0], tp[1]))
# 5. Testing setTLS
# >>> 1) define the test scenario
# >>> 2) test the setTLS & show results
# >>> [test example] add 1 time step to a duration time of the intermediate phase (e.g. yellow phase) in the 1st schedule of the target TLS
newsch = libsalt.TLSSchedulesMap()
for k in enumerate(tsm.keys()):
if k[0] == 0:
newpv = libsalt.TLSPhaseVector()
for p in tsm[k[1]].getPhaseVector():
if p[0] < 5:
newp = libsalt.TLSPhasePair((p[0] + 1, p[1]))
newpv.append(newp)
else:
orip = libsalt.TLSPhasePair(p)
newpv.append(orip)
if logger.isEnabledFor(logging.DEBUG):
logger.debug("The number of Phases: {} ".format(newpv.size()))
logger.debug("(phases) >>>>>>>>>>>> ")
for pv in newpv:
logger.debug(pv)
newschedule = libsalt.TLSSchedule(tsm[k[1]].getSchedulID(),
tsm[k[1]].getOffset(), newpv)
if logger.isEnabledFor(logging.DEBUG):
logger.debug("[DEBUG] new libsalt.TLSSchedule ")
logger.debug("(offset): ".format(newschedule.getOffset()))
logger.debug("(phases) >>>>>>>>>>>>>")
for pv in newschedule.getPhaseVector():
logger.debug(pv)
newsch[k[1]] = newschedule
else:
newpv2 = libsalt.TLSPhaseVector()
for p2 in tsm[k[1]].getPhaseVector():
orip2 = libsalt.TLSPhasePair(p2)
newpv2.append(orip2)
newschedule2 = libsalt.TLSSchedule(tsm[k[1]].getSchedulID(),
tsm[k[1]].getOffset(), newpv2)
newsch[k[1]] = newschedule2
if logger.isEnabledFor(logging.DEBUG):
logger.debug("[DEBUG] new libsalt.TLSSchedule ")
logger.debug("(offset): ".format(newschedule2.getOffset()))
logger.debug("(phases) >>>>>>>>>>>>>")
for pv in newschedule2.getPhaseVector():
logger.debug(pv)
if logger.isEnabledFor(logging.DEBUG):
logger.debug(
"[DEBUG] New TLSSchedule for 'set' information >>>>>>>>>>>>>>>>>>"
)
for k in newsch.keys():
logger.debug("[schedule id: {}]".format(k))
for p in newsch[k].getPhaseVector():
logger.debug("phase = ({}), duration = {}".format(
p[0], p[1]))
tod = tl.getTODPlan()
newtod = libsalt.TLSTODMap()
for k in tod.keys():
newtod[k] = tod[k]
newtl = libsalt.TLSLogic(targetTLNode, newsch, newtod)
logger.debug("Schedule IDs (for setTLS test): {}".format(
newtl.getScheduleMap().keys()))
res = libsalt.trafficsignal.setTLSByNodeID(targetTLNode, newtl)
logger.debug(res)
def test_computeWaitingVehInfo(salt_cfg):
logger = __get_logger()
logger.debug('[TEST-LIBSALT] DEBUG LOGs >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>')
logger.debug("The SALT Scenario File: {}".format(salt_cfg))
# 1. Start the SALT
libsalt.start(salt_cfg)
# TODO: 2. Check the Begin & End of the simulation
step = 0
# 3. Define the target Traffic Signal --> ex: Gildong-4
# targetTLNode = "cluster_572701114_572701116_572701117_572712746_572712755" # For Gandong-gu, Seoul
targetTLNode = "cluster_563103641_563103889_563103894_563103895" # For Doan, Daejeon
# 4. Get the Traffic Signal Information (e.g. schdules) using get function
tl = libsalt.trafficsignal.getTLSByNodeID(targetTLNode)
conlinkset = libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)
logger.debug("[Connected Link IDs] {} ".format(
libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)))
logger.debug("[Target Traffic Signal ID] {}".format(tl.myTLSID))
logger.debug(
"The Number of schedules in the target traffic signal: {}".format(
tl.getScheduleMap().size()))
tsm = tl.getScheduleMap()
logger.debug("The Schedule IDs in the target traffic signal: {}".format(
tsm.keys()))
logger.debug("The Schedule Detailed >>>>>> ")
if logger.isEnabledFor(logging.DEBUG):
for k in tsm.keys():
logger.debug("[schedule id: {}]".format(k))
for p in tsm[k].getPhaseVector():
logger.debug("phase = ({}), duration = {}".format(p[0], p[1]))
logger.debug("The Phase Vector in Schedule {} >>>>>>>>>>>>>>".format(
tsm.keys()[0]))
tsps = libsalt.trafficsignal.getTLSPhasesByNodeID(
targetTLNode,
tsm.keys()[0])
for pp in tsps:
logger.debug("({}, {})".format(pp[0], pp[1]))
logger.debug("The Phase Index {}".format(3))
tp = libsalt.trafficsignal.getTLSPhaseByNodeID(targetTLNode,
tsm.keys()[0], 3)
logger.debug("({}, {})".format(tp[0], tp[1]))
# 5. Test Scenario
# >>> 1) define changing rule (e.g. changing order, testing scenarios)
# >>> 2) test the changeTLPhase function & show results
# >>> [test example] every 30 step, changing the phase to next (skip the yellow or all red phase for transition of TLS)
triggerduration = 1000
computeduration = 30
orderdic = {}
turn = 0
for k in tsm.keys():
for p in enumerate(tsm[k].getPhaseVector()):
if p[1][0] > 5:
pair = []
pair.append(k)
pair.append(p[0])
orderdic[turn] = pair
turn += 1
logger.debug("The order of phases: {}".format(orderdic))
while step <= libsalt.getEndStep():
curstep = libsalt.getCurrentStep()
begin = libsalt.getBeginStep()
if (curstep % triggerduration) == 0:
ordering = (curstep / triggerduration) % len(orderdic)
curscheduleid = orderdic[ordering][0]
curphaseindex = orderdic[ordering][1]
if logger.isEnabledFor(logging.DEBUG):
logger.debug(
"Ordering: {}, current ts schedule id: {}, , current ts phase index: {}"
.format(ordering, curscheduleid, curphaseindex))
logger.debug(
"[Trigger Point] time: {}, schdule id: {} ({})".format(
curstep,
libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode),
libsalt.trafficsignal.getCurrentTLSPhaseStateByNodeID(
targetTLNode)))
libsalt.trafficsignal.changeTLSPhase(curstep, targetTLNode,
curscheduleid, curphaseindex)
if logger.isEnabledFor(logging.DEBUG):
logger.debug("[After Changing] schedule id : {} ({})".format(
libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode),
libsalt.trafficsignal.getCurrentTLSPhaseStateByNodeID(
targetTLNode)))
libsalt.simulationStep()
if ((curstep % computeduration) == computeduration -
1) and (curstep > begin + computeduration):
lastswitching = libsalt.trafficsignal.getLastTLSPhaseSwitchingTimeByNodeID(
targetTLNode)
if logger.isEnabledFor(logging.DEBUG):
logger.debug(
"Last Switching Time: {}, current Step: {}".format(
lastswitching, curstep))
logger.debug("[Traget Signal {} ] ".format(targetTLNode))
for li in conlinkset:
logger.debug(
"[link: {}] NumWaitVeh: {}, Average veh waiting time: {}, Average veh waiting Q length: {} "
.format(
li,
libsalt.link.getNumWaitingVehicle(
li, curstep, lastswitching),
libsalt.link.getAverageVehicleWaitingTime(
li, curstep, lastswitching),
libsalt.link.getAverageVehicleWaitingQLength(
li, curstep, lastswitching)))
step += 1
libsalt.close()
logger.debug("simulation end!!!")
def main():
args = parse_args()
confPath = os.path.join(cwd_path, args.conf)
scenarioPath = os.path.join(cwd_path, args.scenario)
output_path = os.path.join(default_output_path, args.optimID)
beginStep = args.beginStep
endStep = args.endStep
epochs = args.epochs
targetTLNode = args.targetTL
optimID = args.optimID
output_filename_reward = os.path.join(default_output_path, args.optimID,
"output-reward.csv")
output_filename_phase_rl = os.path.join(default_output_path, args.optimID,
"output-phase-rl.csv")
output_filename_phase_ft = os.path.join(default_output_path, args.optimID,
"output-phase-ft.csv")
output_dir = s.path.join(default_output_path, args.optimID)
model_dir = os.path.join(default_model_path, args.optimID)
Path(output_dir).mkdir(parents=True, exist_ok=True)
Path(model_dir).mkdir(parents=True, exist_ok=True)
# print('args', args)
# print('conf path', confPath)
# print('scenario path', scenarioPath)
# ======================================
action_space_size = 15 # (0-14)
agent = Learner(action_space_size, 1, '1d')
in_link_list = ['-563104367', '-563104373', '-563105308']
out_link_list = ['563104367', '563104373', '563105308']
if args.mode == 'train':
with open(output_filename_reward, 'w+') as f:
f.write("Simulation,reward_sum\n")
for simulation in range(epochs):
libsalt.start(scenarioPath)
libsalt.setCurrentStep(beginStep)
step = libsalt.getCurrentStep()
total_reward = 0
link_list = libsalt.trafficsignal.getTLSConnectedLinkID(
targetTLNode)
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
current_schedule_id = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
print("cycle init start")
for i in phase_num:
while True:
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
if current_phase != i:
break
current_schedule_id = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
libsalt.simulationStep()
step = libsalt.getCurrentStep()
# print("step {} current_phase {}".format(simulationSteps, current_phase))
print("cycle init end")
done = 0
cycle_idx = 0
while step <= endStep:
state = get_state_1d_v2(targetTLNode)
action = agent.act(state)
p1_duration = min_green[0] + action * 2 # (26-54)
p2_duration = cycle - p1_duration # (94-66)
phase_arr = [p1_duration, p2_duration]
reward_list = []
for idx, duration in enumerate(phase_arr):
for i in range(duration):
libsalt.trafficsignal.changeTLSPhase(
step, targetTLNode, current_schedule_id, idx)
libsalt.simulationStep()
step = libsalt.getCurrentStep()
reward_tmp = getReward(in_link_list, out_link_list)
reward_list = np.append(reward_list, reward_tmp)
reward = np.mean(reward_list) # + p2_duration*0.1
reward = np.round(reward, 2)
# print(reward)
total_reward += reward
next_state = get_state_1d_v2(targetTLNode)
agent.remember(state, action, reward, next_state, done)
if cycle_idx % 8 == 0 and agent.batch_size < len(agent.memory):
agent.increase_target_update_counter()
agent.replay()
cycle_idx += 1
libsalt.close()
with open(output_filename_reward, "a") as f:
f.write("{},{}\n".format(simulation, np.round(total_reward,
2)))
model_path = os.path.join(model_dir,
"traffic_epoch{}".format(simulation))
agent.save(model_path)
print("Python: Simulation End!!!")
print("Python: Training End!!!")
elif args.mode == 'test':
agent = Learner(action_space_size, 0, '1d')
libsalt.start(scenarioPath)
libsalt.setCurrentStep(beginStep)
step = libsalt.getCurrentStep()
total_reward = 0
link_list = libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
current_schedule_id = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
print("cycle init start")
for i in phase_num:
while True:
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
if current_phase != i:
break
current_schedule_id = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
libsalt.simulationStep()
step = libsalt.getCurrentStep()
# print("step {} current_phase {}".format(simulationSteps, current_phase))
print("cycle init end")
with open(output_filename_phase_rl, "w+") as f:
f.write("SimulationStep,action,p1_duration,p2_duration\n")
model_num = args.model_num
trained_model_path = os.path.join(model_dir,
"traffic_epoch{}".format(model_num))
print(trained_model_path)
agent.load(trained_model_path)
done = 0
cycle_idx = 0
while step <= endStep:
state = get_state_1d_v2(targetTLNode)
action = agent.act(state)
p1_duration = min_green[0] + action * 2 # (26-54)
p2_duration = cycle - p1_duration # (94-66)
phase_arr = [p1_duration, p2_duration]
with open(output_filename_phase_rl, "a") as f:
f.write("{},{},{},{}\n".format(step, action, p1_duration,
p2_duration))
reward_list = []
for idx, duration in enumerate(phase_arr):
for i in range(duration):
libsalt.trafficsignal.changeTLSPhase(
step, targetTLNode, current_schedule_id, idx)
libsalt.simulationStep()
step = libsalt.getCurrentStep()
reward_tmp = getReward(in_link_list, out_link_list)
reward_list = np.append(reward_list, reward_tmp)
reward = np.mean(reward_list) # + p2_duration*0.1
reward = np.round(reward, 2)
# print(reward)
total_reward += reward
libsalt.close()
print("Python: Simulation End!!!")
# ======================================
elif args.mode == 'fixed':
libsalt.start(scenarioPath)
libsalt.setCurrentStep(beginStep)
step = libsalt.getCurrentStep()
link_list = libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
print("cycle init start")
for i in phase_num:
while True:
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
if current_phase != i:
break
current_schedule_id = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
libsalt.simulationStep()
step = libsalt.getCurrentStep()
#print("step {} current_phase {}".format(step, current_phase))
print("cycle init end")
with open(output_filename_phase_ft, "w+") as f:
f.write("SimulationStep,p1_duration,p2_duration\n")
while step <= endStep:
p1_duration = 35
p2_duration = 85
phase_arr = [p1_duration, p2_duration]
with open(output_filename_phase_ft, "a") as f:
f.write("{},{},{}\n".format(step, p1_duration, p2_duration))
for idx, duration in enumerate(phase_arr):
for i in range(duration):
current_schedule_id = libsalt.trafficsignal.getCurrentTLSScheduleIDByNodeID(
targetTLNode)
# libsalt.trafficsignal.changeTLSPhase(simulationSteps, targetTLNode, current_schedule_id, 1)
current_phase = libsalt.trafficsignal.getCurrentTLSPhaseIndexByNodeID(
targetTLNode)
print("step {} current_phase {}".format(
step, current_phase))
libsalt.simulationStep()
step = libsalt.getCurrentStep()
libsalt.close()
exit(0)
def main():
args = parse_args()
confPath = os.path.join(cwd_path, args.conf)
scenarioPath = os.path.join(cwd_path, args.scenario)
print('args', args)
print('conf path', confPath)
print('scenario path', scenarioPath)
#confJson = getJsonObj(confPath)
#print('conf json', confJson)
scenarioJson = getJsonObj(scenarioPath)
#print('scenario json', scenarioJson)
beginStep = scenarioJson['scenario']['time']['begin']
endStep = scenarioJson['scenario']['time']['end']
scenarios = []
libsalt.start(scenarioPath)
libsalt.setCurrentStep(beginStep)
step = libsalt.getCurrentStep()
logger = __get_logger()
# 3. Define the target Traffic Signal
targetTLNode = "cluster_563101055_563101057_563101523_563101524_563101565_563101566"
# 4. Get the Traffic Signal Information (e.g. schdules) using get function
tl = libsalt.trafficsignal.getTLSByNodeID(targetTLNode)
conlinkset = libsalt.trafficsignal.getTLSConnectedLinkID(targetTLNode)
triggerduration = 120
while step <= endStep:
libsalt.simulationStep()
step = libsalt.getCurrentStep()
curstep = libsalt.getCurrentStep()
begin = libsalt.getBeginStep()
if (curstep % triggerduration)==0:
if logger.isEnabledFor(logging.DEBUG):
print('The State of Waiting Vehicles Over TLS Duration at {}:'.format(targetTLNode))
for conl in conlinkset:
lanelist = libsalt.link.getLaneList(conl)
for lnc in lanelist:
lane = lnc.toString()
print('[Connected Link: {} Lane: {}]: state = {}, avg_wt = {}, sum_wt = {}'.format(
conl, lane, libsalt.lane.getStateOfWaitingVehicleOverTLSDuration(lane, curstep),
libsalt.lane.getCurrentAverageWaitingTimeBaseVehicle(lane, curstep),
libsalt.lane.getCurrentWaitingTimeSumBaseVehicle(lane, curstep)))
print('[Connected Link {}] state = {}, avg_wt = {}, sum_wt = {}'.format(
conl, libsalt.link.getStateOfWaitingVehicleOverTLSDuration(conl, curstep),
libsalt.link.getCurrentAverageWaitingTimeBaseVehicle(conl, curstep),
libsalt.link.getCurrentWaitingTimeSumBaseVehicle(conl, curstep)))
libsalt.close()
print("Python: Simulation First End!!!")
exit(0)
