def main():
""" The main function """
# Create two manufacturers and add models of bike
pinarello = Manufacturer("Pinarello", 0.3)
pinarello.add_model("TimeAttack", CarbonFrame, TimeTrialWheel)
pinarello.add_model("RoadWarrior", AluminiumFrame, RoadWheel)
pinarello.add_model("SanRemo", CarbonFrame, RoadWheel)
trek = Manufacturer("Trek", 0.3)
trek.add_model("MountainHawg", SteelFrame, MountainBikeWheel)
trek.add_model("Rodeo", SteelFrame, RoadWheel)
trek.add_model("Everest", CarbonFrame, MountainBikeWheel)
# Create a shop which stocks products from both manufacturers
bobs_cycles = Shop("Bob's Cycles", 0.2)
bobs_cycles.add_manufacturer(pinarello)
bobs_cycles.add_manufacturer(trek)
# Buy 5 of each bike as stock
for i in xrange(5):
bobs_cycles.buy("Pinarello", "TimeAttack")
bobs_cycles.buy("Pinarello", "RoadWarrior")
bobs_cycles.buy("Pinarello", "SanRemo")
bobs_cycles.buy("Trek", "MountainHawg")
bobs_cycles.buy("Trek", "Rodeo")
bobs_cycles.buy("Trek", "Everest")
# Create three customers with different budgets
alice = Customer("Alice", 200)
dan = Customer("Dan", 500)
carol = Customer("Carol", 1000)
customers = (alice, dan, carol)
# Print the weight of the bikes sold by Bob's Cycles
print "Bicycle weights:"
print ""
for bike_specification in bobs_cycles.product_range():
print "{:40} {}kg".format(bike_specification.full_name(),
bike_specification.weight)
print ""
# Print the bikes which each customer can afford
print "Customers:"
print ""
for customer in customers:
print "{} can afford the following bikes:".format(customer.name)
print ""
for bike_specification in bobs_cycles.product_range():
price = bobs_cycles.price(bike_specification.manufacturer_name,
bike_specification.name)
if price > customer.money:
continue
print bike_specification.full_name()
print ""
# Print the current stock levels at Bob's Cycles
print "Inventory of Bob's Cycles: "
print ""
for bike_specification in bobs_cycles.product_range():
stock = bobs_cycles.stock(bike_specification.manufacturer_name,
bike_specification.name)
print "{:40} {} in stock".format(bike_specification.full_name(), stock)
# Buy a bike for each customer
alice.buy(bobs_cycles, "Trek", "MountainHawg")
dan.buy(bobs_cycles, "Trek", "MountainHawg")
carol.buy(bobs_cycles, "Pinarello", "SanRemo")
print ""
# Print the customer's purchases, and remaining money
for customer in customers:
print "{} now owns a {}".format(customer.name,
customer.bike.full_name())
print "{} has ${:.2f} remaining".format(customer.name, customer.money)
print ""
# Print the updates stock levels
print "Updated inventory of Bob's Cycles: "
print ""
for bike_specification in bobs_cycles.product_range():
stock = bobs_cycles.stock(bike_specification.manufacturer_name,
bike_specification.name)
print "{:40} {} in stock".format(bike_specification.full_name(), stock)
print ""
# Print the amount of profit Bob has made
print "Profit for Bob's Cycles: ${}".format(bobs_cycles.profit)
class DAPP:
def __init__(self, root):
with open('users_pwd.pkl','rb') as f:
self.pwd = pickle.load(f)
self.p = Shop()
self.l1 = tk.Label(root, text="Account Number")
self.l1.grid(row=0, column=0)
self.l2 = tk.Label(root, text="Password")
self.l2.grid(row=1, column=0)
self.v1 = tk.StringVar()
self.v2 = tk.StringVar()
self.e1 = tk.Entry(root, textvariable=self.v1)
self.e1.grid(row=0, column=1, padx=10, pady=5)
self.e2 = tk.Entry(root, textvariable=self.v2, show="*")
self.e2.grid(row=1, column=1, padx=10, pady=5)
self.b1 = tk.Button(root, text="Login", width=10, command=self.home_page)
self.b1.grid(row=2, column=0, sticky=tk.W, padx=10, pady=5)
self.b2 = tk.Button(root, text="Sign up", width=10, command=self.sign_up)
self.b2.grid(row=2, column=1, sticky=tk.E, padx=10, pady=5)
def sign_up(self):
sign = tk.Toplevel()
sign.title('Sign Up')
tk.Label(sign, text='Account Number').grid(row=0, column=0)
tk.Label(sign, text='Password').grid(row=1, column=0)
v_account = tk.StringVar()
v_password = tk.StringVar()
self.e_account = tk.Entry(sign, textvariable=v_account)
self.e_account.grid(row=0, column=1, padx=10, pady=5)
self.e_password = tk.Entry(sign, textvariable=v_password)
self.e_password.grid(row=1, column=1, padx=10, pady=5)
tk.Button(sign, text="Submit", width=10, command=self.sign_up_verify)\
.grid(row=2, columnspan=3, sticky=tk.W, padx=80, pady=5)
def sign_up_verify(self):
if self.e_account.get() != '' and self.e_password.get() != '':
self.p.register(self.e_account.get())
self.pwd[self.e_account.get()] = self.e_password.get()
with open('users_pwd.pkl', 'wb') as f:
pickle.dump(self.pwd, f)
sign_up_success = tk.Toplevel()
tk.Label(sign_up_success, text='Sign up Successful! You can login now')\
.grid(row=0, column=0)
else:
fail = tk.Toplevel()
tk.Label(fail, text = 'Account number and password are requested!').grid(row=0, column=0)
def show_my_pets(self):
self.p.show_my_pet()
def show_shelf(self):
self.p.show_shelf()
def home_page(self):
if self.e1.get() == '' or self.e2.get() == '':
empty = tk.Toplevel()
tk.Label(empty, text = 'Please input your Account Number and password!')\
.grid(row=0, column=0)
elif self.p.userList.get(self.e1.get(), 0):
if self.e2.get() == self.pwd[self.e1.get()]:
self.p.login(self.e1.get())
home = tk.Toplevel()
home.title('Home')
tk.Label(home, text="Hello " + self.e1.get() + "! Welcome to Pets shop!").grid(row=0, column=0, sticky=tk.W, padx=10, pady=5)
tk.Button(home, text="My pets", width=10, command=self.show_my_pets).grid(row=1, column=0, sticky=tk.W, padx=10, pady=5)
tk.Button(home, text="Shop's shelf", width=10, command=self.show_shelf).grid(row=1, column=2, sticky=tk.E, padx=10, pady=5)
tk.Label(home, text="Input the index to buy a pet:").grid(row=2, column=0, sticky=tk.W, padx=10, pady=5)
tk.Label(home, text="Input the index to sell a pet:").grid(row=3, column=0, sticky=tk.W, padx=10, pady=5)
tk.Button(home, text="Request", command=self.buy_pets).grid(row=2, column=2, sticky=tk.E, padx=10, pady=5)
tk.Button(home, text="Request", command=self.selling).grid(row=3, column=2, sticky=tk.E, padx=10, pady=5)
index_buy = tk.StringVar()
index_sell = tk.StringVar()
self.e_buy = tk.Entry(home, textvariable=index_buy)
self.e_sell = tk.Entry(home, textvariable=index_sell)
self.e_buy.grid(row=2, column=1, sticky=tk.W, padx=0, pady=5)
self.e_sell.grid(row=3, column=1, sticky=tk.W, padx=0, pady=5)
else:
wrong_pwd = tk.Toplevel()
tk.Label(wrong_pwd, text='The password is wrong!').grid(row=0, column=0)
else:
not_user = tk.Toplevel()
tk.Label(not_user, text = 'Account Number and password cannot match!').grid(row=0, column=0)
def selling(self):
if self.e_sell.get() not in self.p.currentUser['pets'].keys():
no_such_pet = tk.Toplevel()
no_such_pet.title('There is no such pet.')
tk.Label(no_such_pet, text='There is no such pet.').grid(row=0, column=1)
else:
selling = tk.Toplevel()
selling.title('Pets on sale!')
tk.Label(selling, text='Your pet is on sale now.').grid(row=0, column=0)
self.p.sell(self.e_sell.get())
def buy_pets(self):
if self.e_buy.get() not in self.p.shelf_list.keys():
no_such_pet = tk.Toplevel()
no_such_pet.title('There is no such pet!')
tk.Label(no_such_pet, text='There is no such pet, you can buy another one.')\
.grid(row=0, column=0)
elif self.p.shelf_list[self.e_buy.get()]['status'] == 'Sold':
sold = tk.Toplevel()
sold.title('This pet is sold.')
tk.Label(sold, text='This pet has been sold, you can buy another one.')\
.grid(row=0, column=0)
else:
trans = tk.Toplevel()
trans.title('Transaction page')
tk.Label(trans, text='The price is $' + self.p.shelf_list[self.e_buy.get()]['price'] + '.')\
.grid(row=0, column=0)
tk.Label(trans, text="Recipient's public key").grid(row=1, column=0)
tk.Label(trans, text="Your public key:").grid(row=2, column=0)
tk.Label(trans, text="Your pravite key:").grid(row=3, column=0)
pra_key = tk.StringVar()
self.e_add = tk.Entry(trans)#, textvariable=address)
self.e_pub_key = tk.Entry(trans)#, textvariable=pub_key)
self.e_pra_key = tk.Entry(trans, textvariable=pra_key, show="*")
self.e_add.grid(row=1, column=1, padx=10, pady=5)
self.e_add.delete(0, tk.END)
self.e_add.insert(0,self.p.shelf_list[self.e_buy.get()]['publicKey'])
self.e_pub_key.grid(row=2, column=1, padx=10, pady=5)
self.e_pub_key.delete(0, tk.END)
self.e_pub_key.insert(0, self.p.currentUser['publicKey'])
self.e_pra_key.grid(row=3, column=1, padx=10, pady=5)
tk.Button(trans, text="Submit", width=10, command=self.bought)\
.grid(row=4, columnspan=3, sticky=tk.W, padx=100, pady=5)
def bought(self):
verify = self.p.buy(self.e_buy.get(), self.e_pra_key.get())
if verify:
success = tk.Toplevel()
tk.Label(success, text='Transaction is successful!').grid(row=0, column=0)
else:
error = tk.Toplevel()
tk.Label(error, text='Sorry! Transaction Failed!').grid(row=0, column=0)
class SpaceshipCommand(cmd.Cmd):
intro = 'Welcome to Spaceship Build'
prompt = '> '
def __init__(self):
self.bus = Bus('root')
self.inventory = Inventory()
self.shop = Shop()
super().__init__()
def do_exit(self, _):
'''Exits the game'''
print(random.choice([
'So long!',
'Toodles!',
'Sayonara!',
'Bye',
'Farewell',
'Take care',
'Goodbye',
'Till next time',
'Later',
'Best of luck!',
'Peace Out!',
'Adios',
'Ciao!',
'Au revoir',
"Don't leave!"]))
return True
def do_EOF(self, arg):
'''Handles Ctrl+D'''
return self.do_exit(arg)
#----Spaceship Commands
def do_broadcast(self, arg):
'''Broadcast message from terminal to attached Buses:
> broadcast guns.all fire!
> broadcast system.report 'Everything nominal'
'''
topic, message, *_ = shlex.split(arg)
self.bus.broadcast(topic, message)
def do_buy(self, type_name):
'''This purchases an item from the shop and puts it into the
player's inventory
> buy raygun
Raygun-001 purchased and added to inventory.
'''
item = self.shop.buy(type_name)
if item is None:
print("Can't buy {!r} there's nothing like that."
.format(type_name))
else:
self.inventory.store(item)
print(item, "purchased and added to inventory.")
def do_subscribe(self, topic_key=''):
'''Subscribe to message using the topic key, they will be
visible in the console. If no argument given, all topics are
subscribed to.
> subscribe damage.report
> subscribe guns
> subscribe
'''
self.bus.subscribe(topic_key, spaceship.basic_subscriber)
def do_inv(self, verbose):
''' Prints full inventory'''
if verbose == '-v':
print(self.inventory.contents())
else:
print(self.inventory.summary_contents())
def main():
""" The main function """
# Create two manufacturers and add models of bike
pinarello = Manufacturer("Pinarello", 0.3)
pinarello.add_model("TimeAttack", CarbonFrame, TimeTrialWheel)
pinarello.add_model("RoadWarrior", AluminiumFrame, RoadWheel)
pinarello.add_model("SanRemo", CarbonFrame, RoadWheel)
trek = Manufacturer("Trek", 0.3)
trek.add_model("MountainHawg", SteelFrame, MountainBikeWheel)
trek.add_model("Rodeo", SteelFrame, RoadWheel)
trek.add_model("Everest", CarbonFrame, MountainBikeWheel)
# Create a shop which stocks products from both manufacturers
bobs_cycles = Shop("Bob's Cycles", 0.2)
bobs_cycles.add_manufacturer(pinarello)
bobs_cycles.add_manufacturer(trek)
# Buy 5 of each bike as stock
for i in xrange(5):
bobs_cycles.buy("Pinarello", "TimeAttack")
bobs_cycles.buy("Pinarello", "RoadWarrior")
bobs_cycles.buy("Pinarello", "SanRemo")
bobs_cycles.buy("Trek", "MountainHawg")
bobs_cycles.buy("Trek", "Rodeo")
bobs_cycles.buy("Trek", "Everest")
# Create three customers with different budgets
alice = Customer("Alice", 200)
dan = Customer("Dan", 500)
carol = Customer("Carol", 1000)
customers = (alice, dan, carol)
# Print the weight of the bikes sold by Bob's Cycles
print "Bicycle weights:"
print ""
for bike_specification in bobs_cycles.product_range():
print "{:40} {}kg".format(bike_specification.full_name(),
bike_specification.weight)
print ""
# Print the bikes which each customer can afford
print "Customers:"
print ""
for customer in customers:
print "{} can afford the following bikes:".format(customer.name)
print ""
for bike_specification in bobs_cycles.product_range():
price = bobs_cycles.price(bike_specification.manufacturer_name,
bike_specification.name)
if price > customer.money:
continue
print bike_specification.full_name()
print ""
# Print the current stock levels at Bob's Cycles
print "Inventory of Bob's Cycles: "
print ""
for bike_specification in bobs_cycles.product_range():
stock = bobs_cycles.stock(bike_specification.manufacturer_name,
bike_specification.name)
print "{:40} {} in stock".format(bike_specification.full_name(), stock)
# Buy a bike for each customer
alice.buy(bobs_cycles, "Trek", "MountainHawg")
dan.buy(bobs_cycles, "Trek", "MountainHawg")
carol.buy(bobs_cycles, "Pinarello", "SanRemo")
print ""
# Print the customer's purchases, and remaining money
for customer in customers:
print "{} now owns a {}".format(customer.name,
customer.bike.full_name())
print "{} has ${:.2f} remaining".format(customer.name, customer.money)
print ""
# Print the updates stock levels
print "Updated inventory of Bob's Cycles: "
print ""
for bike_specification in bobs_cycles.product_range():
stock = bobs_cycles.stock(bike_specification.manufacturer_name,
bike_specification.name)
print "{:40} {} in stock".format(bike_specification.full_name(), stock)
print ""
# Print the amount of profit Bob has made
print "Profit for Bob's Cycles: ${}".format(bobs_cycles.profit)
