def _mate_parents(self,p1,p2):
size = self.graph.vcount
child_tour = np.zeros(self.graph.vcount) + p2.tour
while(1) :
a = np.random.randint(0, size, 2)
if(a[0]!=a[1]):
temp = min(a[0],a[1])
a[1] = a[0]+a[1] - temp
a[0] = temp
break;
index_list = []
for i in range(a[0],a[1] + 1):
temp = nonzero(p2.tour == p1.tour[i] )
index_list.append(temp[0][0])
index_list.sort()
for i in range(index_list.__len__()):
temp = a[0] + i
child_tour[index_list[i]] = p1.tour[temp]
child = Tour()
child.tour = child_tour
child.tour_cost = self.graph._get_tour_cost(child_tour)
return child
def buy_tours():
while True:
try:
tours = input(''' Tours:
1. Tour en el Puerto
2. Degustacion de comida local
3. Trotar por el pueblo o ciudad
4. Visita a Lugares historicos
5. Regresar a la pagina principal
Ingrese la opcion que desee >>> ''')
print()
tour = Tour(tours)
if tours == '1':
tour.op1()
elif tours == '2':
tour.op2()
elif tours == '3':
tour.op3()
elif tours == '4':
tour.op4()
else:
break
except:
print('Uno de los datos ingresados es invalido')
def crossover(self, parent1, parent2, numCities):
child = Tour(numCities)
startPos = int(random.random() * parent1.tourSize())
endPos = int(random.random() * parent1.tourSize())
# parent 1
for i in range(0, child.tourSize()):
# add city to child tour from parent1 that is between startPos and endPos
if ((startPos < endPos) and (i > startPos) and (i < endPos)):
child.setCity(i, parent1.getCity(i))
elif (startPos > endPos):
if not((i < startPos) and (i > endPos)):
child.setCity(i, parent1.getCity(i))
# parent 2
for i in range(0, parent2.tourSize()):
if not(child.containsCity(parent2.getCity(i))):
for j in range(0, child.tourSize()):
try:
if (child.getCity(j) == None):
child.setCity(j, parent2.getCity(i))
break
except IndexError:
a = raw_input("IndexError in crossover mutation.")
child.setCity(j, parent2.getCity(i))
return child
def create_netwok(df):
network = Network()
for tour_id in df[ID].unique():
rows = df[df[ID] == tour_id]
if check_tour_data(tour_id, rows) is False:
continue
general_info = rows.iloc[0]
outlet = network.get_outlet(general_info[OUTLET])
inlet = network.get_inlet(general_info[INLET])
if outlet is None:
outlet = create_place(general_info, Outlet)
if inlet is None:
inlet = create_place(general_info, Inlet)
if inlet and outlet:
new_tour = Tour(tour_id=tour_id,
inlet=inlet,
outlet=outlet,
date=general_info[DATE],
driver=general_info[DRIVER],
material=general_info[MATERIAL],
licence_plate=general_info[DRIPLATE])
else:
continue
for _, row in rows.iterrows():
client = create_place(row, Client)
if client:
network.add_client(client)
new_tour.add_client(client)
network.add_tour(new_tour)
return network
def crossover(self, parent1, parent2):
#New child tour
child = Tour(self.tourmanager)
#Get start and end sub-tour positions ofr parent1's tour
startPos = int(random.random() * parent1.tourSize())
endPos = int(random.random() * parent1.tourSize())
#Loop and add the subtour from parent1 to the child
for i in range(0, child.tourSize()):
#If the start position is less than the end position
if startPos < endPos and i > startPos and i < endPos:
child.setCity(i, parent1.getCity(i))
#If the start position is larger
elif startPos > endPos:
if not (i < startPos and i > endPos):
child.setCity(i, parent1.getCity(i))
#Loop through parent2's city tour
for i in range(0, parent2.tourSize()):
#If the child doesn't have the city, add it
if not child.containsCity(parent2.getCity(i)):
#Find an open spot in the child's tour
for ii in range(0, child.tourSize()):
#When an open spot is found, add city
if child.getCity(ii) == None:
child.setCity(ii, parent2.getCity(i))
break
return child
def fill_tours(file_name):
tours = []
with open(file_name) as f:
for line in f:
tour = line[:-1].split(',')
new_tour = Tour(int(tour[0]),int(tour[1]),int(tour[2]),float(tour[3]),tour[4])
tours.append(new_tour)
return tours
def __init__(self, tourManager, populationSize, initialise):
self.tours = []
for i in range(0, populationSize):
self.tours.append(None)
if initialise:
for i in range(populationSize):
newTour = Tour(tourManager)
newTour.generateIndividual()
self.saveTour(i, newTour)
def _create_init_pop(self):
var = []
for i in range(0,self.npop):
temp_tour = Tour()
temp = np.random.permutation(self.graph.vcount)
temp_tour.tour = temp
temp_tour.tour_cost = self.graph._get_tour_cost(temp_tour.tour)
var.append(temp_tour)
self.pop =var;
self._modify_costs()
self._sort_tours(self.pop)
def tour():
"""[Se encagar de ejecutar cada una de las funcionalidades disponibles para los tours del crucero]
"""
tour1 = Tour("Tour en el puerto", 30, '3ra y 4ta persona: 10', 4, 10, '7:00 A.M.', 10)
tour2 = Tour("Degustación de comida local", 100, 0, 4, 100, '12:00 P.M.', 100)
tour3 = Tour("Trotar por el pueblo/ciudad", 0, 0, 'No hay límite', 'No hay límite/', '6:00 A.M.', '')
tour4 = Tour("Visita a lugares históricos", 40, '3ra y 4ta persona: 10', 4, 15, '10:00 A.M.', 15)
tours = [tour1, tour2, tour3, tour4]
if not file_existence("tours_information.txt"):
with open("tours_information.txt", 'wb') as file:
pickle.dump(tours, file)
print("\n¡Bienvenido a Tours del Saman Caribbean!")
while True:
while True:
try:
tour_choice = int(input("\n¿Qué función quiere realizar? \n1. Mostrar tours \n2. Vender tour \n3. Salir \n>>> "))
if tour_choice not in range(1,4):
raise ValueError
break
except ValueError:
print("\nError: Dato ingresado no forma parte de las opciones dadas\n")
if tour_choice==1:
tour_information()
elif tour_choice==2:
if file_existence("clients_information.txt"):
purchase_tour()
else:
print("No se pudo realizar la operación porque no hay clientes registrados")
else:
print("¡Hasta luego!")
break
def main():
menu = []
cruceros = []
#Tours:
tour_puerto = Tour("Tour en el puerto", 30, 4, "7:00 AM", 10)
tour_degustacion = Tour("Degustacion de comida local", 100, 2, "12:00 PM",
100)
tour_trotar = Tour("Tour trotar por el pueblo/ciudad", 0, 0, "6:00 AM", 0)
tour_visita = Tour("Visita lugares historicos", 40, 4, "10:00 AM", 15)
# Creamos cruceros en el background
cruceros = crear_cruceros(cruceros)
while True:
#Menu para poder escojer que se desea hacer en el sistema
opcion = input('''
🛳 Bienvenidos a Saman Caribbean ¿Qué desea realizar?:
1. Ver cruceros
2. Venta de habitaciónes
3. Compra de tours
4. Restaurante
5. Mostrar estadisticas
6. Salir
> ''')
if opcion == '1':
ver_cruceros(cruceros)
elif opcion == '2':
gestion_habitacion(cruceros)
elif opcion == '3':
seleccion_barco_tour(cruceros, clientes)
elif opcion == '4':
seleccion_barco_restaurante(cruceros)
elif opcion == '5':
estadisticas()
elif opcion == '6':
print("Adios 👋!")
break
else:
print("Has ingresado un dato incorrecto!")
def __init__(self, populationSize, initialize, numCities):
self.tours = []
for i in range(0, populationSize):
self.tours.append(None) #*populationSize
if (initialize == True):
for i in range(0, populationSize):
#print "generating tour " + str(i) + "..."
newTour = Tour(numCities, i) # pass i as id of this tour
newTour.generateIndividual()
self.saveTour(i, newTour)
def exhaustiveSearch(points):
p0 = points[0]
points.remove(p0)
permutations = itertools.permutations(points)
bestTour = Tour()
for perm in permutations:
dist = calculatePermutationCost(p0, perm)
if (dist < bestTour.pathLength):
bestTour.path = perm
bestTour.pathLength = dist
bestTour.path = list(bestTour.path)
bestTour.path.insert(0, p0)
return bestTour
def __init__(self, populationSize, initialize, numCities): self.tours = [] for i in range(0, populationSize): self.tours.append(None)#*populationSizeIf anyone remembers what our consensus was on Tyler Pollitt if (initialize == True): for i in range(0, populationSize): #print "generating tour " + str(i) + "..." newTour = Tour(numCities, i) # pass i as id of this tour, only for parent generation newTour.generateIndividual() self.saveTour(i, newTour)
def nearestNeighbor(points):
p0 = p = points[0]
points[0].visited = True
i = 0
tour = Tour(list(), 0)
tour.path.append(p0)
while i < len(points) - 1:
i += 1
nextPoint = p.findNearestPoint(points)
tour.pathLength += p.distance(nextPoint)
p = nextPoint
tour.path.append(p)
tour.pathLength += p.distance(p0)
return tour
def cross(self, tourParent1, tourParent2):
tour_size = tourParent1.getTourSize()
parent1 = deepcopy(tourParent1.getTour())
parent2 = deepcopy(tourParent2.getTour())
child = [None] * tour_size
index1 = 0
index2 = 0
while index1 == index2:
index1 = randint(0, tour_size - 1)
index2 = randint(0, tour_size - 1)
start_index = min(index1, index2)
end_index = max(index1, index2)
for i in range(start_index, end_index + 1):
child[i] = parent1[i]
for i in range(tour_size):
if not self.list_contains(child, parent2[i]):
for j in range(tour_size):
if not child[j]:
child[j] = parent2[i]
break
if None in child:
print(child)
print('f**k')
sys.exit()
Child = Tour()
Child.set_by_list(child)
return Child
def crossover(self, parenti, parentii):
child = Tour(self.tourManager)
startPos = int(random.random() * parenti.tourSize())
endPos = int(random.random() * parentii.tourSize())
for i in range(child.tourSize()):
if startPos < endPos and startPos < i < endPos:
child.setCity(i, parenti.getCity(i))
elif startPos > endPos:
if not startPos < i < endPos:
child.setCity(i, parenti.getCity(i))
for i in range(parentii.tourSize()):
if not child.containsCity(parentii.getCity(i)):
for j in range(child.tourSize()):
if child.getCity(j) is None:
child.setCity(j, parentii.getCity(i))
break
return child
with open(filename, 'r') as file:
lines = file.read().split()
file.close()
# get dimensions
w = int(lines[0])
h = int(lines[1])
StdDraw.setCanvasSize(w, h)
StdDraw.setXscale(0, w)
StdDraw.setYscale(0, h)
# turn on animation mode
StdDraw.show(0)
# run in order insertion heuristic
tour = Tour()
for i in range(2, len(lines), 2):
x = float(lines[i])
y = float(lines[i + 1])
p = Point(x, y)
tour.insertInOrder(p)
if delay > -1:
StdDraw.clear()
tour.draw()
StdDraw.show(delay)
# draw to standard draw
tour.draw()
StdDraw.show(5000)
# print tour to standard output
def onClick(self):
'Event handler tied to the "Get Distance" button'
# Gets the entry fields
origin = self.orEntry.get()
destination = self.desEntry.get()
mode = self.mdEntry.get()
#self.showUrl.delete(0.0, END)
# List of allowed modes
modeList = ['driving', 'biking', 'walking', '']
# An error message pops up if either or both of the entry fields are empty
if (origin == '' or destination == ''):
showinfo(title = 'Error: Empty Fields!', message = 'Either or both of the Origin or Destination fields are empty.')
# An error message pops up if the mode is either of the three types or empty
elif (mode not in modeList):
showinfo(title = 'Error: Invalid Mode!', message = 'Invalid mode. Valid modes are \'driving\', \'biking\', or \'walking\'.')
# If neither of the errors are encountered, then proceeds to calculated distance
else:
# Builds an instance of the Tour class and calls its distance method
aTour = Tour(origin, destination)
retVal = aTour.distance(mode)
# Separates the distance and the duration
distance = retVal[0]
duration = retVal[1]
# Checks if distance is a number, and then inserts its value into distEntry
if (distance.isdigit()):
distance = int(distance)
self.distEntry.delete(0, END)
self.distEntry.insert(INSERT, '{:,}'.format(distance))
# Inserts the url and automatically opens the map on the web browser
if (self.zmEntry.get().isdigit() and self.szEntry.get().isdigit() and self.sclEntry.get().isdigit()):
zmLevel = int(self.zmEntry.get())
szLevel = int(self.szEntry.get())
sclLevel = int(self.sclEntry.get())
if (zmLevel < 1):
self.zmEntry.delete(0, END)
self.zmEntry.insert(0, '1')
zmLevel = 1
elif (zmLevel > 20):
self.zmEntry.delete(0, END)
self.zmEntry.insert(0, '20')
zmLevel = 20
if (szLevel < 320):
self.szEntry.delete(0, END)
self.szEntry.insert(0, '320')
szLevel = 320
elif (szLevel > 640):
self.szEntry.delete(0, END)
self.szEntry.insert(0, '640')
szLevel = 640
if (sclLevel < 1):
self.sclEntry.delete(0, END)
self.sclEntry.insert(0, '1')
sclLevel = 1
elif (sclLevel > 2):
self.sclEntry.delete(0, END)
self.sclEntry.insert(0, '2')
sclLevel = 2
#self.showUrl.insert(0.0, aTour.map(zoom = zmLevel, size = szLevel, scale = sclLevel))
webbrowser.open_new(aTour.map(zoom = zmLevel, size = szLevel, scale = sclLevel))
else:
showinfo(title = 'Error: Invalid Settings!', message = 'Please enter valid values in each of the settings.')
# Here it inserts the duration into the durEntry after converting it
if (duration.isdigit()):
duration = int(duration)
m, s = divmod(duration, 60)
h, m = divmod(m, 60)
d, h = divmod(h, 24)
duration = ("%dd %dh %02dm %02ds" % (d, h, m, s))
else:
duration = 0
self.durEntry.delete(0, END)
self.durEntry.insert(INSERT, duration)
# If the value that is returned is a string, it prints it as an error message instead
else:
showinfo(title = 'Error: Distance not found!', message = distance)
def initia_pop(self, tourmanager):
for i in range(self.pop_size):
tour = Tour()
tour.generate_one_tour(tourmanager)
self.pop.append(tour)
class GA_TSP:
#object to hold graph
graph = TSP_Graph("",0)
#size of the population
npop = 0
#max number of generation
max_g = 100;
#current population
pop = []
#mating pool
mating_pool = []
#store the average cost of each generation
average_cost = []
#min cost of each generation
min_cost = []
modified_pop_cost = 0
best_tour = Tour()
def __init__(self, filename):
self.graph = TSP_Graph(filename, 15)
self.graph._read_data()
self.npop = self.graph.vcount * 2
def _create_init_pop(self):
var = []
for i in range(0,self.npop):
temp_tour = Tour()
temp = np.random.permutation(self.graph.vcount)
temp_tour.tour = temp
temp_tour.tour_cost = self.graph._get_tour_cost(temp_tour.tour)
var.append(temp_tour)
self.pop =var;
self._modify_costs()
self._sort_tours(self.pop)
def _sort_tours(self, pop):
self.pop = sorted(pop, key=lambda x: x.tour_cost)
def _modify_costs(self):
sum_cost = 0;
min_cost = sys.maxint
self.modified_pop_cost = 0
for i in range(0,self.npop):
sum_cost = sum_cost + self.pop[i].tour_cost
if(min_cost > self.pop[i].tour_cost):
min_cost = self.pop[i].tour_cost
self.best_tour = self.pop[i]
for i in range(0,self.npop):
self.pop[i].tour_cost = sum_cost - self.pop[i].tour_cost
self.modified_pop_cost = self.modified_pop_cost + self.pop[i].tour_cost
self.average_cost.append(sum_cost/self.npop)
self.min_cost.append(min_cost)
def _create_mating_pool(self):
for i in range(self.npop):
rand = np.random.randint(0, self.modified_pop_cost + 1)
for t in self.pop :
rand = rand - t.tour_cost
if(rand <= 0):
self.mating_pool.append(t)
break
#print("printing pop")
#self._print_pool(self.pop)
#print("print mate pop")
#self._print_pool(self.mating_pool)
def _get_next_gen(self):
self._create_mating_pool()
new_pop = []
temp = self.npop/2
for i in range(0,temp):
a,b = np.random.randint(0, self.npop, 2)
#print(i,a,b)
child1 = self._get_child(self.mating_pool[a], self.mating_pool[b] )
child2 = self._get_child(self.mating_pool[b], self.mating_pool[a] )
new_pop.append(child1)
new_pop.append(child2)
self.pop = new_pop
self._modify_costs()
self._sort_tours(self.pop)
self.mating_pool = []
def _get_child(self, p1,p2):
child = self._mate_parents(p1,p2)
return child
def _mate_parents(self,p1,p2):
size = self.graph.vcount
child_tour = np.zeros(self.graph.vcount) + p2.tour
while(1) :
a = np.random.randint(0, size, 2)
if(a[0]!=a[1]):
temp = min(a[0],a[1])
a[1] = a[0]+a[1] - temp
a[0] = temp
break;
index_list = []
for i in range(a[0],a[1] + 1):
temp = nonzero(p2.tour == p1.tour[i] )
index_list.append(temp[0][0])
index_list.sort()
for i in range(index_list.__len__()):
temp = a[0] + i
child_tour[index_list[i]] = p1.tour[temp]
child = Tour()
child.tour = child_tour
child.tour_cost = self.graph._get_tour_cost(child_tour)
return child
def _run(self):
self._create_init_pop();
for i in range(0,self.max_g):
#print(self.npop,self.pop.__len__(),self.mating_pool.__len__())
self._get_next_gen()
print("generation " , i )
return self.best_tour
def _print_pool(self, pool):
for t in pool:
print(t.tour.tolist(), t.tour_cost)
from Point import Point
from Tour import Tour
import StdDraw
filename = sys.argv[1]
with open(filename, 'r') as file:
lines = file.read().split()
file.close()
w = int(lines[0])
h = int(lines[1])
StdDraw.setCanvasSize(w, h)
StdDraw.setXscale(0, w)
StdDraw.setYscale(0, h)
tourList = Tour()
tour = Tour()
for i in range(2, len(lines), 2):
x = float(lines[i])
y = float(lines[i + 1])
p = Point(x, y)
tourList.insertInOrder(p)
tour.insertInOrder(p)
print("Tour distance = " + str(tour.distance()))
tour.draw()
StdDraw.show(1)
tour.cyclePoints(tourList)
tour.draw()
except:
print("Output file does not exist")
return distance, x, y
totalScore = 0.0
# Create an empty Tour object
score = 0.0
try:
# define 4 points forming a square
a = Point(100.0, 100.0)
b = Point(500.0, 100.0)
c = Point(500.0, 500.0)
d = Point(100.0, 500.0)
tour = Tour() # Create an empty tour
score += 2.0 # Compiles and runs
score += 2.0 # __init__() works
totalScore = score
except:
print("Tour class not implemented according to instructions")
finally:
print("Score for program compilation and execution: " + str(score) +
"/4.0")
# Test each method
# 1. insertInOrder()
score = 0.0
try:
# first check to see if it is implemented
def sell_tours(cruise, cruise_answer):
"""
Funcion que permite vender tours a los clientes hospedados en un respectivo crucero, ademas de almacenar los datos de dichas ventas
"""
#Primero se valida si existe un archivo con los datos de tours comprados en el crucero, de ser asi se llena una lista con los datos guardados en el mismo, de lo contrario se crea la lista vacía
tours_file = "tours_cruise" + str(cruise_answer) + ".txt"
count_tours = fm.check_empty(tours_file)
if count_tours:
tours = []
else:
tours = fm.fill_tours(tours_file)
#Primero se valida si existe un archivo con los datos de clientes hospedados en el crucero, de ser asi se llena una lista con los datos guardados en el mismo, de lo contrario se crea la lista vacía
clients_file = "clients_cruise" + str(cruise_answer) + ".txt"
count_clients = fm.check_empty(clients_file)
if count_clients:
clients = []
else:
clients = fm.fill_clients(clients_file)
while True:
try:
dni = int(input('Por favor ingrese su dni:'))
break
except:
print('Valor invalido. Intente nuevamente')
#Se valida si la lista clientes no esta vacia, de estarlo se indica que no hay clientes hospedados en el crucero especificado
if len(clients) != 0:
#Se busca la cedula ingresada en la base de datos para validar si se encuentra registrado. De no estarlo no podrá comprar un tour
search_dni = search_available(clients, 0, dni, 2)
if search_dni != "No encontrado" and clients[
search_dni].room_id != "Salió":
tour_answer = select_tour()
people_quantity = input_people_quantity()
payment = tour_price(tour_answer, people_quantity)
time = tour_time(tour_answer)
limit = tour_limit(tour_answer)
if len(tours) == 0:
#Si payment es igual a none, significa que no se pudo comprar el tour ya que se exedio la cantidad de personas
if payment != None:
new_tour = Tour(dni, tour_answer, people_quantity, payment,
time)
#Se crea un archivo que contenga los datos del Tour comprado
tours.append(new_tour)
fm.create_tour_txt(tours, tours_file)
#Se actualiza la base de datos de clientes indicando lo que pago en el tour
clients[search_dni].tour = payment
fm.create_client_txt(clients, clients_file)
tour_bill(clients[search_dni], payment)
print("Compra de tour exitosa")
else:
dni_tours = []
search_dni_tours = search_available(tours, 0, dni, 2)
first_tour_index = 0
while first_tour_index < len(tours):
found_tour_index = search_available(
tours, first_tour_index, tour_answer, 5)
if found_tour_index != "No encontrado":
dni_tours.append(found_tour_index)
first_tour_index = found_tour_index
first_tour_index += 1
else:
first_tour_index += 1
print(dni_tours)
if search_dni_tours != "No encontrado" and tours[
search_dni_tours].tour_id == tour_answer:
print("No puede comprar el mismo tour varias veces")
else:
if payment != None:
total_people = 0
if len(dni_tours) != 0:
for i in dni_tours:
total_people += tours[i].people_quantity
print(limit)
print(total_people + people_quantity)
#Se valida que no se exceda el cupo admitido de personas para el Tour
if (total_people +
people_quantity) > limit and limit != False:
print(
f"Lo sentimos, no hay cupos suficientes para {people_quantity} personas"
)
else:
new_tour = Tour(dni, tour_answer, people_quantity,
payment, time)
tours.append(new_tour)
fm.create_tour_txt(tours, tours_file)
clients[search_dni].tour += payment
fm.create_client_txt(clients, clients_file)
tour_bill(clients[search_dni], payment)
print("Compra de tour exitosa")
else:
print(
"El numero de cedula ingresado no se encuentra en la base de datos"
)
else:
print("No hay clientes hospedados en este crucero")
def user():
next = 0
action = True
while action: # loop to quitting the program
print(
"Please print in the format of the two digits like 44 for 4d, 3d for 44, 11 for 1a \n"
)
value = input(
"Enter the value of the function\nstart: 1 \nposition: " # prompt of choice
"2\nundo: 3\nsave: 4\nrestore: 5\nquit: 6\n")
if value == "1": # clear # start
position = input(
"Please type the positon of the knight on the chess board: ")
assert 11 <= int(position) <= 88 and int(
position) % 10 != 0, "Not a valid position" # condition
t = Tour(position) # initializing the class
next = t.next_moves(position)
chess_board = t.chess_board()
print("\nValid Next movements: ") # Giving direction for the
print(next[1]) # first time to the user
# new_chess = t.show_move()
# for i in range ((new_chess[0])):
# print(new_chess[1][i][1])
elif (value == "2"): # position
stop = False
while not stop: # Loop till valid point by user
print(
"Please print in the format of the two digits like 44 for 4d, 3d for 44, 11 for 1a \n"
)
position = input(
"Please print the positon of the knight on the chess board: "
)
assert 11 <= int(position) <= 88 and int(position) and int(
position) % 10 != 0, "Not a valid position"
if next == None: # No next move
print("Please execute start")
# print(next)
# checking for the valid move for knight
bool = t.valid_moves(position,
next) # checking next move is valid
if bool:
# print("Valid Position\n")
# generating new chess board with positon of the knight
next = t.next_moves(position)
t.move_knight(position)
t.show_move()
stop = True
else:
print("Not valid point. Retry please!")
elif value == "3": # undo
try:
pos = t.undo()
next = t.next_moves(
pos
) # recalculating the moves of knight from the undo position
except:
print("Move the knight, can't Undo now")
elif value == "4":
t.copy()
elif value == "5":
pos = t.restore()
next = t.next_moves(
pos
) # recalculating the position of the knight from the restore copy
t.show_move()
elif value == "6":
action = False
