def GilletJohnson():
SplitDepots._individual = Solution()
SplitDepots._availableDepots = []
customersList = copy.deepcopy(csts.get_customersList()) # dicionário
for dpt in dpts.get_depotsList():
SplitDepots._availableDepots.append(
[dpt, dpts.get_depotsList()[dpt].get_loadTotal(), 0.0, 0]
) # depósito, carga totaL,demanda total atendida,clientes alocados
unallocatedCustomers = SplitDepots.GilletJohnsonProcedure(
customersList, len(SplitDepots._availableDepots))
# print("verificando")
# print(SplitDepots._individual)
return SplitDepots._individual
def main():
np.random.seed(7890)
# recebendo instâncias
r = ReadingDatas("dat/p01")
r.readFile()
# adicionando clientes
Customers.addCustomers(r)
# for cst in Customers.get_customersList().values():
# print(cst)
# adicionando depósitos
Depots.addDepots(r)
# print("\n\n\n\")
# for dpt in Depots.get_depotsList().values():
# print(dpt)
# cálculo das distâncias
Distances.euclidianDistanceAll(Customers.get_customersList(),
Depots.get_depotsList())
# for cst in Customers.get_customersList():
# print(cst)
# print(Customers.get_customersList()[cst].get_depotsDistances())
# print("\n\n\n")
# for cst in Customers.get_customersList():
# print(cst)
# print(Customers.get_customersList()[cst].get_neighborsDistances())
ga = GA()
ga.GA()
def __init__(self):
self._giantTour = [] # lista de clientes, cada item um Customer
self._routes = [] # lista de Route
# self._idRoutes = [] # indicativo da rota
self._cost = 0
self._depots = [
] # lista de depósitos, cada item o Depot de cada cliente
self._infeasible = False
nRoutesByDepot = []
for dpt in Depots.get_depotsList():
nRoutesByDepot.append((dpt, 0))
# número de rotas por depósitos
self._nRoutesByDepot = dict(nRoutesByDepot)
def splitByDepot(listCustomers):
customers = list(copy.deepcopy(listCustomers))
depots = dpts.get_depotsList() # dicionário
split = [] # cada indice da lista uma subrota
SplitDepots._individual = Solution()
nDepots = len(depots)
base = len(customers) / float(nDepots)
maxCustomers = round(config.FRAC_MAX_DISTRIBUTION * base)
# print(maxCustomers)
# dividir em n grupos de clientes
aux = nDepots
for n in depots.values():
control = [0, 0] # carregamento, duração
tour = []
# se existir cliente não alocado
while (control[0] < n.get_loadTotal()
and control[1] < n.get_durationTotal()) or aux == 1:
if len(customers) == 0 or (aux > 1
and len(tour) >= maxCustomers):
break
control[0] = control[0] + customers[0].get_demand()
control[1] = control[1] + customers[0].get_duration()
if (control[0] <= n.get_loadTotal()
and control[1] <= n.get_durationTotal()) or aux == 1:
tour.append(customers[0])
del customers[0] # atualizar lista
else:
control[0] = control[0] - customers[0].get_demand()
control[1] = control[1] - customers[0].get_duration()
break
split.append(tour)
aux -= 1
# associar o primeiro cliente da subrota ao depósito mais próximo
depotsAvailable = list(copy.deepcopy(depots).keys())
for s in split:
i = 0
depot = s[0].get_depotsDistances()[i]
while str(depot[0]) not in depotsAvailable:
i += 1
depot = s[0].get_depotsDistances()[i]
for cst in s:
SplitDepots._individual.addGiantTour(cst,
depots[str(depot[0])])
depotsAvailable.remove(str(depot[0]))
return SplitDepots._individual
def calculateCost(self, extraPenalty=0):
self._cost = 0.0
depots = Depots.get_depotsList()
for r in self._routes:
self._cost += r.get_totalCost()
# penalidade por excesso de rotas
if extraPenalty > 0:
self._cost += extraPenalty
self._infeasible = True
else:
# verificar número de rotas por depósito
for i in self.get_nRoutesByDepot():
nRoutes = self.get_nRoutesByDepot()[i]
nVehicles = depots[i].get_numberVehicles()
if nVehicles < nRoutes: # excedente
exceed = nRoutes - nVehicles
self._cost += exceed * 1000
def main(SEED, POP, DESC, PROB_MUT, PROB_LS_POP, PROB_LS, PROB_LSB, PROB_LSBP,
GEN_ILS, GEN_ILSA, DATFILE, INSTANCE):
# redefinindo variáveis conforme Package Irace
# config.FRAC_MAX_DISTRIBUTION = FRAC
config.SIZE_POP = POP
config.SIZE_DESC = DESC
config.PROB_MUTATION = PROB_MUT
config.PROB_LS_POP = PROB_LS_POP
config.PROB_LS = PROB_LS
config.PROB_LS_BEST = PROB_LSB
config.PROB_LS_BEST_P = PROB_LSBP
config.GEN_ILS = GEN_ILS
config.GEN_ILSA = GEN_ILSA
seed = SEED
timeIni = time.time()
# exit(0)
# recebendo instâncias
r = ReadingDatas(INSTANCE)
r.readFile()
# adicionando clientes
Customers.addCustomers(r)
# adicionando depósitos
Depots.addDepots(r)
# cálculo das distâncias
Distances.euclidianDistanceAll(Customers.get_customersList(),
Depots.get_depotsList())
ga = GA()
best = ga.GA(seed)
cost = best.get_cost()
timeEnd = (time.time() - timeIni) / 60.0
logging.debug("Melhor indivíduo: %s" % best)
logging.debug("tempo total: " + str(timeEnd) + " minutos.")
logging.debug("------------fim algoritmo genético-----------")
with open(DATFILE, 'w') as f:
f.write(str(cost))
def removeRoutesEmpty(self):
auxRoutes = []
# verificar depósitos com excesso de rotas
exceed = []
depots = Depots.get_depotsList()
for c in self._nRoutesByDepot:
if depots[c].get_numberVehicles() < self._nRoutesByDepot[c]:
exceed.append(c)
# eliminar rotas vazias
for r in self._routes:
if r.get_tour():
auxRoutes.append(r)
else: # está vazia
keyDpt = str(r.get_depot().get_id())
self.decreaseRoute(keyDpt)
if keyDpt in exceed and depots[keyDpt].get_numberVehicles(
) >= self._nRoutesByDepot[keyDpt]:
self._cost -= 1000
self._routes = auxRoutes
def M10(self, solution):
solution1 = copy.deepcopy(solution)
depots = dpts.get_depotsList()
#escolha da rota
routes = solution1.get_routes()
idRoute = np.random.randint(len(routes))
route = copy.deepcopy(routes[idRoute])
length = len(route.get_tour()) # comprimento da rota
oldDepot = route.get_depot()
costWithoutRoute = solution1.get_cost() - route.get_totalCost()
penalty = route.get_totalCost() - route.get_costWithoutPenalty()
extraPenalty = 0
# print(penalty)
cont = 0
bestRoute = copy.deepcopy(route)
# print("tamanho de rotas")
# print(len(routes))
# print("route")
# print(route)
if length > 0:
route1 = copy.deepcopy(route)
#rotação da rota
for i in range(length):
#rotacionar
# print(route1)
aux = route1.get_tour()[0]
# print(aux)
cost = route1.costWithoutNode(0)
route1.removeCustomer(aux)
route1.set_cost(cost[1], cost[2], cost[3])
cost = route1.costWithNode(aux, length - 1)
route1.addCustomer(aux)
route1.set_cost(cost[1], cost[2], cost[3])
# print(route1)
# print("-----")
# verificar se rota gerada é melhor (considerando mesmo depósito)
if bestRoute.get_totalCost() > route1.get_totalCost():
extraPenalty = 0
bestRoute = copy.deepcopy(route1)
cont = 1
# verificar transferência da rota em outro depósito
for dpt in depots.values():
if str(dpt) != str(oldDepot):
# verificar rota para o novo depósito
tour = route1.get_tour()
# tirar o custo associado ao depósito
cost1 = route1.get_totalCost() - dist.euclidianDistance(tour[0].get_x_coord(),
tour[0].get_y_coord(), oldDepot.get_x_coord(), oldDepot.get_y_coord()) - \
dist.euclidianDistance(tour[length-1].get_x_coord(),
tour[length-1].get_y_coord(), oldDepot.get_x_coord(), oldDepot.get_y_coord())
# computar custo com o novo depósito
newCost = cost1 + dist.euclidianDistance(tour[0].get_x_coord(),
tour[0].get_y_coord(), dpt.get_x_coord(), dpt.get_y_coord()) + \
dist.euclidianDistance(tour[length-1].get_x_coord(),
tour[length-1].get_y_coord(), dpt.get_x_coord(), dpt.get_y_coord())
if bestRoute.get_totalCost() > newCost:
# verifica número de veículos utilizados pelo depósito
nVehicles = 0
for r in solution1.get_routes():
if r.get_depot() == dpt:
nVehicles += 1
if nVehicles < dpt.get_numberVehicles():
if (costWithoutRoute + newCost
) < solution1.get_cost(): # é melhor
extraPenalty = 0
bestRoute = copy.deepcopy(route1)
bestRoute.set_depot(dpt)
newCost1 = newCost - penalty
bestRoute.set_cost(
newCost1, bestRoute.get_totalDemand(),
bestRoute.get_totalService())
cont = 1
# else:
# if (costWithoutRoute + newCost + 1000) < solution1.get_cost(): # ainda é melhor
# extraPenalty = 1000 #penalização por rota a mais
# bestRoute.set_depot(dpt)
# newCost1 = newCost - penalty
# bestRoute.set_cost(newCost1, bestRoute.get_totalDemand(),
# bestRoute.get_totalService())
# cont = 1
if cont == 1:
# print(penalty)
# # print(bestRoute.get_totalCost())
# print(route)
# # print("best")
# print(bestRoute)
solution1.setRoute(bestRoute, idRoute)
solution1.formGiantTour()
solution1.calculateCost(extraPenalty)
return solution1
return solution
def mountRoutes(solution):
solution1 = copy.deepcopy(solution)
allDepots = dpts.get_depotsList()
numberDepots = dpts.get_numberDepots()
customers = solution1.get_giantTour()
depots = solution1.get_depots()
numberVehicles = depots[0].get_numberVehicles()
# print("customers: "+str(customers))
# print("deposts: "+str(depots))
# depósitos já vem separados, utilizar heurística de Prins2004 para separar as rotas
# separar conjuntos
for i in allDepots:
depot = allDepots[i]
path = []
for j in range(len(customers)):
if str(depot.get_id()) == str(depots[j].get_id()):
path.append(customers[j])
# print("path: "+str(path))
# gerar rotas para cada caminho
# método retorna lista de predecessores
pred = SplitAlgorithms.splitRoute(path, depot)
# método retorna lista de lista com rotas para um depósito (número máximo de veículos não delimitado)
allroutes = SplitAlgorithms.extractVRP(pred, path)
# verificar número de rotas formadas
routes = []
for l in allroutes:
if len(l) > 0: # há rota
routes.append(l)
# print("routes: "+ str(routes))
# caso tenha mais rotas que veículos
if len(routes) > numberVehicles:
# ordenada em ordem crescente de demanda
routes = sorted(routes, key=lambda x: x[1])
# juntar rotas com menor demanda
aux = len(routes) - numberVehicles
while aux > 0:
r0 = routes[0][0]
r1 = routes[1][0]
r0 = r0 + r1
demand = routes[0][1] + routes[1][1]
routes[0] = [r0, demand]
del routes[1]
# ordenada em ordem crescente de demanda
routes = sorted(routes, key=lambda x: x[1])
aux -= 1
k = -1
for l in routes:
route = Route(depot)
if len(l) > 0:
for m in l[0]:
route.addCustomer(m)
k += 1
# calcular custo da rota formada
route.startValues()
route.calculeCost()
solution1.addRoutes(route)
solution1.formGiantTour()
solution1.calculateCost()
# print(solution1)
return solution1
def splitLinearBounded(solution):
solution1 = copy.deepcopy(solution)
solution2 = copy.deepcopy(solution)
depotsList = dpts.get_depotsList()
customers = solution1.get_giantTour()
depots = solution1.get_depots()
for dpt in depotsList:
listCst = []
depot = depotsList[dpt]
for j in range(len(customers)):
if dpt == str(depots[j].get_id()):
listCst.append(customers[j])
sumDistance = [0.0 for x in range(len(listCst) + 1)]
sumLoad = [0.0 for x in range(len(listCst) + 1)]
sumDistance[0] = 0 # distancia do depósito
# distância do depósito ao primeiro nó
sumDistance[1] = dist.euclidianDistance(listCst[0].get_x_coord(),
listCst[0].get_y_coord(),
depot.get_x_coord(),
depot.get_y_coord())
sumLoad[0] = 0
sumLoad[1] = customers[0].get_demand()
# inicializar com o somatório distancia de i-1 a i e a demanda de i-1 a i
for i in range(2, len(listCst) + 1):
sumDistance[i] = sumDistance[i - 1] + dist.euclidianDistance(
listCst[i - 2].get_x_coord(), listCst[i - 2].get_y_coord(),
listCst[i - 1].get_x_coord(), listCst[i - 1].get_y_coord())
sumLoad[i] = sumLoad[i - 1] + listCst[i - 1].get_demand()
potential = []
pred = []
for k in range(depot.get_numberVehicles() + 1):
potential.append([1.e30 for x in range(len(listCst) + 1)])
pred.append([-1 for x in range(len(listCst) + 1)])
potential[0][0] = 0
for k in range(depot.get_numberVehicles()):
queue = [k]
i = k + 1
while (i <= len(listCst)) and (len(queue) > 0):
# o primeiro da fila será o melhor predecessor de i
potential[k + 1][i] = SplitAlgorithms.propagatek(
queue[0], i, k, listCst, sumDistance, potential,
depot) # calcula custo de i a j
pred[k + 1][i] = queue[0]
# se i não é dominado pelo último da pilha
if i < len(listCst):
if not (SplitAlgorithms.dominatesk(
queue[len(queue) - 1], i, k, listCst,
sumDistance, potential, sumLoad, depot)):
# então i será inserido, precisando remover quem ele domina
while len(
queue
) > 0 and SplitAlgorithms.dominatesRightk(
queue[len(queue) - 1], i, k, listCst,
sumDistance, potential, depot):
del queue[len(queue) - 1]
queue.append(i)
# Verifica se a frente consegue chegar ao próximo nó, caso contrário ele desaparecerá.
while len(queue) > 0 and (
sumLoad[i + 1] - sumLoad[queue[0]]) > (
depot.get_loadVehicle() + 0.0001):
del queue[0]
i += 1
if potential[depot.get_numberVehicles()][len(listCst)] > 1.e29:
# print("ERRO: nenhuma solução de divisão foi propagada até o último nó")
del solution1
return SplitAlgorithms.mountRoutes(solution2)
else:
# achando o número ótimo de rotas
minCost = 1.e30
nRoutes = 0
for k in range(1, depot.get_numberVehicles() + 1):
if potential[k][len(listCst)] < minCost:
minCost = potential[k][len(listCst)]
# print("minCost "+str(minCost))
nRoutes = k
cour = len(listCst)
for i in range(nRoutes - 1, -1, -1):
route = Route(depot)
j = pred[i + 1][cour]
for k in range(j + 1, cour + 1):
route.addCustomer(listCst[k - 1])
cour = j
# calcular custo da rota formada
route.startValues()
route.calculeCost()
solution1.addRoutes(route)
solution1.formGiantTour()
solution1.calculateCost()
# print(solution)
return solution1
def splitLinear(solution, limitRoutes=True):
solution1 = copy.deepcopy(solution)
depotsList = dpts.get_depotsList()
customers = solution1.get_giantTour()
depots = solution1.get_depots()
penalty = 0.0
for dpt in depotsList:
listCst = []
depot = depotsList[dpt]
for j in range(len(customers)):
if dpt == str(depots[j].get_id()):
listCst.append(customers[j])
lenListCst = len(listCst)
sumDistance = []
sumLoad = []
potential = []
pred = []
for x in range(lenListCst + 1):
sumDistance.append(0.0)
sumLoad.append(0.0)
potential.append(1.e30)
pred.append(-1)
sumDistance[0] = 0 # distancia do depósito
# distância do depósito ao primeiro nó
sumDistance[1] = dist.euclidianDistance(listCst[0].get_x_coord(),
listCst[0].get_y_coord(),
depot.get_x_coord(),
depot.get_y_coord())
sumLoad[0] = 0
sumLoad[1] = customers[0].get_demand()
potential[0] = 0
# inicializar com o somatório distancia de i-1 a i e a demanda de i-1 a i
for i in range(2, lenListCst + 1):
sumDistance[i] = sumDistance[i - 1] + dist.euclidianDistance(
listCst[i - 2].get_x_coord(), listCst[i - 2].get_y_coord(),
listCst[i - 1].get_x_coord(), listCst[i - 1].get_y_coord())
sumLoad[i] = sumLoad[i - 1] + listCst[i - 1].get_demand()
queue = [0]
for i in range(1, lenListCst + 1):
# da frente é o melhor predecessor de 1
potential[i] = SplitAlgorithms.propagate(
queue[0], i, listCst, sumDistance, potential, depot)
pred[i] = queue[0]
if i < lenListCst:
# se i não é dominado pelo último da pilha
if not SplitAlgorithms.dominates(
queue[len(queue) - 1], i, listCst, sumDistance,
potential, sumLoad, depot):
# então i será inserido, precisando remover quem ele domina
while len(
queue) > 0 and SplitAlgorithms.dominatesRight(
queue[len(queue) - 1], i, listCst,
sumDistance, potential, depot):
del queue[len(queue) - 1]
queue.append(i)
# Verifica se a frente consegue chegar ao próximo nó, caso contrário ele desaparecerá.
while len(queue) > 0 and (sumLoad[i + 1] - sumLoad[
queue[0]]) > (depot.get_loadVehicle() + 0.0001):
del queue[0]
if potential[len(listCst)] > 1.e29:
print(
"ERRO: nenhuma solução de divisão foi propagada até o último nó"
)
exit(1)
else:
# achando o número ótimo de rotas
minCost = 1.e30
nRoutes = 0
cour = lenListCst
while cour > 0:
cour = pred[cour]
nRoutes += 1
cour = len(listCst)
# print(listCst)
# print(pred)
# print(cour)
trip = []
for i in range(nRoutes - 1, -1, -1):
t = []
j = pred[cour]
load = 0
for k in range(j + 1, cour + 1):
t.append(listCst[k - 1])
load += listCst[k - 1].get_demand()
cour = j
trip.append([t, load])
# se o número de rotas formadas for maior que o número de veículos, juntar as de menor demanda
numberVehicles = depot.get_numberVehicles()
if nRoutes > numberVehicles:
# ordenada em ordem crescente de demanda
trip = sorted(trip, key=lambda x: x[1])
# juntar rotas com menor demanda
aux = len(trip) - numberVehicles
aux1 = aux
if limitRoutes:
while aux > 0:
r0 = trip[0][0]
r1 = trip[1][0]
r0 = r0 + r1
demand = trip[0][1] + trip[1][1]
trip[0] = [r0, demand]
del trip[1]
# ordenada em ordem crescente de demanda
trip = sorted(trip, key=lambda x: x[1])
aux -= 1
else:
penalty += 1000 * aux1
# adicionar rotas a solucao
for r in trip:
route = Route(depot)
# print("r")
# print(r)
for c in r[0]:
# print("c")
# print(c)
route.addCustomer(c)
# calcular custo da rota formada
route.startValues()
route.calculeCost()
solution1.addRoutes(route)
solution1.formGiantTour()
solution1.calculateCost(penalty)
# print(solution1.get_routes())
# exit(1)
return solution1
def randomDistribution():
#print('Entrou aqui')
#np.random.seed(idum)
SplitDepots._individual = Solution()
customersList = copy.deepcopy(csts.get_customersList()) # dicionário
# lista com as chaves dos clientes
keysCst = list(customersList.keys())
depots = dpts.get_depotsList() # dicionário
nDepots = len(depots)
base = len(customersList) / float(nDepots)
maxCustomers = round(config.FRAC_MAX_DISTRIBUTION * base)
nCustomers = len(keysCst)
solution = {}
# (depósito, [total de demanda, número de clientes alocados]
control = {}
for depot in depots:
control[depot] = [0, 0]
while nCustomers > 0: # enquanto tiver cliente não alocado
# cliente aleatório
idCst = np.random.randint(0, len(keysCst))
customer = customersList[keysCst[idCst]]
# depósito mais próximo
i = 0
dpt = customer.get_depotsDistances()[i]
cont = len(customer.get_depotsDistances())
aux = 0
while (control[str(dpt[0])][0] >=
depots[str(dpt[0])].get_loadTotal() + 0.0001 or
(cont > 1
and control[str(dpt[0])][1] > maxCustomers)) and cont > 0:
if cont == 1:
aux = 1 # indica que todos os depósitos anteriores estão lotados
i += 1
dpt = customer.get_depotsDistances()[i]
cont -= 1
depot = depots[str(dpt[0])]
control[str(
dpt[0])][0] = control[str(dpt[0])][0] + customer.get_demand()
control[str(dpt[0])][1] = control[str(dpt[0])][1] + 1
# adicionar cliente ao depósito
SplitDepots._individual.addGiantTour(customer, depot)
del keysCst[idCst] # atualizar lista
nCustomers -= 1
# escolher três clientes aleatórios
if len(keysCst) > 0:
idcst1 = np.random.randint(0, len(keysCst))
neighbor1 = customersList[keysCst[idcst1]]
dist1 = dist.euclidianDistance(customer.get_x_coord(),
customer.get_y_coord(),
neighbor1.get_x_coord(),
neighbor1.get_y_coord())
idcst2 = np.random.randint(0, len(keysCst))
neighbor2 = customersList[keysCst[idcst2]]
dist2 = dist.euclidianDistance(customer.get_x_coord(),
customer.get_y_coord(),
neighbor2.get_x_coord(),
neighbor2.get_y_coord())
idcst3 = np.random.randint(0, len(keysCst))
neighbor3 = customersList[keysCst[idcst3]]
dist3 = dist1 = dist.euclidianDistance(customer.get_x_coord(),
customer.get_y_coord(),
neighbor3.get_x_coord(),
neighbor3.get_y_coord())
# ver o mais próximo ao cliente
if dist1 <= dist2 and dist1 <= dist3:
close = neighbor1
id = idcst1
elif dist2 <= dist1 and dist2 <= dist3:
close = neighbor2
id = idcst2
else:
close = neighbor3
id = idcst3
control[str(
dpt[0])][0] = control[str(dpt[0])][0] + close.get_demand()
control[str(dpt[0])][1] = control[str(dpt[0])][1] + 1
if (control[str(dpt[0])][0] <= depot.get_loadTotal() + 0.0001
and
control[str(dpt[0])][1] <= maxCustomers) or aux == 1:
# adicionar vizinho mais próximo a solução
SplitDepots._individual.addGiantTour(close, depot)
del keysCst[id] # atualizar lista
nCustomers -= 1
else:
control[str(dpt[0])][0] = control[str(
dpt[0])][0] - close.get_demand()
control[str(dpt[0])][1] = control[str(dpt[0])][1] - 1
# print(self._individual.get_giantTour())
# print(SplitDepots._individual.get_depots())
return SplitDepots._individual
def GilletJohnsonProcedure(customersList, nDepotsAvailable):
unallocatedCustomers = customersList
numberDepotsAvailable = nDepotsAvailable
depots = dpts.get_depotsList()
auxiliar = []
base = len(csts.get_customersList()) / float(len(depots))
maxCustomers = round(config.FRAC_MAX_DISTRIBUTION * base)
# print("maxCustomers:")
# print(maxCustomers)
# print(unallocatedCustomers)
for cst in unallocatedCustomers:
depotsDistances = unallocatedCustomers[cst].get_depotsDistances()
depotsAvailable = []
# recuperar apenas depósitos com vagas
for dptDist in depotsDistances:
for adpts in SplitDepots._availableDepots:
if str(dptDist[0]) == adpts[0]:
depotsAvailable.append(dptDist)
break
# print("saiu do for")
# print(depotsAvailable)
if len(depotsAvailable) > 1:
fstDepot = depotsAvailable[0] # primeiro depósito mais próximo
sndDepot = depotsAvailable[1] # segundo depósito mais próximo
fstDistance = fstDepot[1] # distância do primeiro depósito
sndDistance = sndDepot[1] # distância do segundo depósito
ratio = fstDistance / float(sndDistance)
auxiliar.append(
[unallocatedCustomers[cst], ratio,
str(fstDepot[0])])
elif len(depotsAvailable) == 1:
fstDepot = depotsAvailable[0] # primeiro depósito mais próximo
ratio = 1.0
auxiliar.append(
[unallocatedCustomers[cst], ratio,
str(fstDepot[0])])
# print("check")
# print(unallocatedCustomers[cst])
# ordenar lista auxiliar em ordem decrescente
pts = sorted(auxiliar, key=lambda x: x[1], reverse=True)
# print("pts:")
# print(pts)
# print(SplitDepots._individual)
for dpt in SplitDepots._availableDepots:
control = 0
for pt in pts:
# print(pt)
if dpt[0] == pt[2]:
dpt[2] = dpt[2] + pt[0].get_demand()
dpt[3] = dpt[3] + 1
# demanda total > carga total (considera cheio)
if (dpt[2] > dpt[1] or dpt[3] > maxCustomers):
if numberDepotsAvailable > 1:
dpt[2] = dpt[2] - pt[0].get_demand()
dpt[3] = dpt[3] - 1
dpt[0] = "-1"
numberDepotsAvailable -= 1
#print("é menor")
else: # se ainda faltarem clientes para serem alocados e restar apenas 1 depósito, a carga total será desrespeitada
#print("último depósito disponível")
# print(SplitDepots._availableDepots)
# adiciona o cliente no depósito mais próximo
SplitDepots._individual.addGiantTour(
pt[0], depots[dpt[0]])
# remove da lista de unallocatedCustomers
unallocatedCustomers.pop(str(pt[0].get_id()), -1)
control += 1
else:
# adiciona o cliente no depósito mais próximo
SplitDepots._individual.addGiantTour(
pt[0], depots[dpt[0]])
# remove da lista de unallocatedCustomers
unallocatedCustomers.pop(str(pt[0].get_id()), -1)
control += 1
# print(":")
# print(SplitDepots._availableDepots)
# print(unallocatedCustomers)
# print(SplitDepots._availableDepots)
if len(unallocatedCustomers) > 0:
return SplitDepots.GilletJohnsonProcedure(unallocatedCustomers,
numberDepotsAvailable)
else:
return unallocatedCustomers