def display_catalog():
num_items = len(catalog) # <- get the length of array or string
print_header(' Catalog ' + str(num_items) + ' Items')
print('ID | Title | Category | Price | Stock ')
print('-' * 80)
for item in catalog:
print(
str(item.id).ljust(3) + " | " + item.title.ljust(20) + " | " +
item.category.ljust(15) + " | " + str(item.price).rjust(9) +
" | " + str(item.stock).rjust(5))
def display_categories():
clear()
print_header(" Categories ")
categories = []
for item in catalog:
if( item.category.lower() not in (category.lower() for category in categories) ):
categories.append(item.category)
print(item.category)
if(len(categories) == 0):
print("*** No categories to display ***")
def display_no_stock():
print_header(' Catalog ')
print('ID | Title | Category | Price | Stock ')
print('-' * 80)
for item in catalog:
if (item.stock == 0):
print(
str(item.id).ljust(3) + " | " + item.title.ljust(20) + " | " +
item.category.ljust(15) + " | " + str(item.price).rjust(9) +
" | " + str(item.stock).rjust(5))
def cheapest_product():
clear()
print_header(" Cheapest Product ")
if(len(catalog) == 0):
print("*** No products in the catalog ***")
else:
cheapest_item = catalog[0]
for item in catalog:
if(item.price < cheapest_item.price ):
cheapest_item = item
print("The Cheapest product it is:")
print_item(cheapest_item)
def delete_product():
print_header("Deleted product")
display_catalog()
id = int(input("ID of item to delete: "))
found = False
for prod in catalog:
if(prod.id == id):
found = True
catalog.remove(prod)
print("** Item removed!")
if(not found):
print("** Incorrect ID, try again")
def display_catalog():
print_header("Items in your catalog")
print('Id'.rjust(2) + ' ' + 'Title'.ljust(25) + ' ' +
'Category'.ljust(15) + ' ' + 'Price'.rjust(15) + ' ' +
'Stock'.rjust(5))
for item in catalog:
print(
str(item.id).rjust(2) + " | " + item.title.ljust(25) + " | " +
item.category.ljust(10) + " | " + str(item.price).rjust(15) +
" | " + str(item.stock).rjust(5))
print('-' * 75)
def display_no_stock():
print_header(' Item out of stock')
print('|ID | Title | Category | Price | Stock |')
print('-' * 60)
for item in catalog:
if (item.stock == 0):
print("|" + str(item.id).ljust(3) + item.title.ljust(19) + " | " +
item.category.ljust(15) + " | " + str(item.price).rjust(9) +
" | " + str(item.stock).rjust(5))
print('-' * 60)
def update_product_stock():
print_header("Update Stock")
display_catalog()
id = int(input("Enter ID of item to update: "))
found = False
for prod in catalog:
if(prod.id == id):
prod.stock = int(input("Enter new stock: "))
found = True
print("** Stock updated!")
if(not found):
print("** Incorrect ID, try again")
return found
def most_expensive():
print_header("3 Most Expensive Products")
for item in catalog:
if (item.price == temp_prices[0]):
print_item(item)
for item in catalog:
if (item.price == temp_prices[1]):
print_item(item)
for item in catalog:
if (item.price == temp_prices[2]):
print_item(item)
def update_product_price():
print_header("Update Price")
display_catalog()
id = int(input("Enter ID of item to update: "))
found = False
for prod in catalog:
if(prod.id == id):
prod.price = float(input("Enter new price: "))
found = True
print("** Price updated!")
if(not found):
print("** Incorrect ID, try again")
return found
def most_expensive_items():
print_header("3 most expensive products prices")
prices = []
for prod in catalog:
prices.append(prod.price)
# sort the array
prices.sort(reverse=True)
# print
print(prices[0])
print(prices[1])
print(prices[2])
def update_price():
print_header("update price")
id = input("choose an id")
found = False
for item in catalog:
if (str(item.id) == id):
found = True
print('found it, its:' + item.title)
price = float(input('Provide new Price$'))
item.price = price
if(not found):
print("error, invalid ID.try again!")
def most_expensive_items():
print_header(" 3 most expensive products prices")
# Create an array of prices (numbers only)
prices = []
for prod in catalog:
prices.append(prod.price)
# Sort the array
prices.sort(reverse=True)
#print
print(prices[0]) #find a product
print(prices[1])
print(prices[2])
def three_expensive_products():
clear()
print_header(" 3 most expensive products ")
temp = []
if(len(catalog) == 0):
print("*** No products in the catalog ***")
else:
temp = sorted(catalog, key=lambda x: x.price, reverse=True)
count = 0
for item in temp:
print_item(item)
count+=1
if(count == 3):
break
def delete_product():
print_header("Find Product ID:(#) in the list")
display_catalog()
selected_item = int(input("Enter ID for product to be deleted: "))
found = False
for prod in catalog:
if (prod.id == selected_item):
found = True
catalog.remove(prod)
print("Item deleted")
if (not found):
print("** Incorrect ID selected **")
def cheapest_product_adv():
print_header(" Cheapest price advance")
if (len(catalog) < 1):
print("** Error, empty catalog. Register prods first.")
return
cheapest = catalog[0]
#check if prod is cheaper than cheapest, if it is, then prod is my new cheapest
for prod in catalog:
if (prod.price < cheapest.price):
cheapest = prod
print_product(cheapest)
"""
def most_expensive_items():
print_header(" 3 most expensive product prices")
# creat an array of prices (numbers only)
prices = []
for prod in catalog:
prices.append(prod.price)
# sort the array
prices.sort(reverse=True)
# print
print(
prices[0]
) # find a product with the same price, and print_item (that product)
print(prices[1])
print(prices[2])
def register_item():
try:
print_header("Register New Item")
title = input("Please provide Title: ")
cat = input("Please provide Category: ")
price = float(input("Please provide Price: "))
stock = int(input("Please provide Stock: "))
id = 1
item = Item(id, title, cat, price, stock)
catalog.append(item)
how_many = len(catalog)
print("You now have : " + str(how_many) + "item(s) in the catalog ")
except ValueError:
print("Error, Please verify data input!")
def register_product():
try:
global next_id
print_header("Register new Product")
title = input('Please provide the title: ')
category = input('Please provide the Category: ')
stock = int(input('Please provide the initial stock: '))
price = float(input('Please provide the price: '))
if(len(title) < 1):
print("Error: title should not be empty")
product = Product(next_id, title, category, stock, price)
next_id += 1
catalog.append(product)
except:
print("** Error, review registration of product")
def update_stock():
print_header("Update product stock")
print_catalog()
id = input("Choose and id to update: ")
found = False
for prod in catalog:
if (str(prod.id) == id):
found = True
newStock = int(input("What is the new stock? "))
prod.stock = newStock
if (found):
print("** Product stock updated!")
else:
print("** Error: Invalid ID")
def delete_product():
print_header(" Delete a product")
print_catalog()
id = input("Choose an id:")
found = False
for prod in catalog:
if (str(prod.id) == id):
found = True
catalog.remove(prod)
if (found):
print("** Product removed!")
else:
print(" ** Error: Invalid ID")
def register_item():
try:
print_header("Register New Item")
title = input("Please provide the Title: ")
cat = input("Please provide the Category: ")
price = float(input("Please provide the Price: "))
stock = int(input("Please provide the Stock: "))
id = 1
item = Item(id, title, cat, price, stock)
catalog.append(item)
how_many = len(catalog)
print("You now have " + str(how_many) + " item(s) on the catalog")
except ValueError:
print('Error, incorrect value. Try again.')
except:
print("Error, could not load data.")
def delete_product():
print_header("Delete produc")
display_products()
print("***********************")
idDeleted = int(input("Give me the ID to deleted:"))
print("***********************")
found = False
for prod in catalog:
if (prod.id == idDeleted):
found = True
catalog.remove(prod)
print("Product [" + str(idDeleted) + "] as been removed!!!!..")
if (not found):
print("ID not founded!!!... try again")
def register_product():
try:
global next_id
print_header("Register new Product")
title = input('Please provide te Title: ')
cat = input('Please provide the Category: ')
stock = int(input("Please provide initial Stock: "))
price = float(input("Please provide the Price: "))
# validations
if (len(title) < 1):
print("Error: Title should not be empty")
product = Product(next_id, title, cat, stock, price)
next_id += 1
catalog.append(product)
except:
print("** Error, try again")
def register_item():
try:
print_header("Register Item")
title = input('Please provide the Title: ')
cat = input("Please provide the category: ")
stock = int(input("Please provide initial stock: "))
price = float(input("Please provide the price: "))
item = Item(0, title, cat, stock, price)
# add item to the catalog list
catalog.append(item)
print("** Item Saved! **")
except ValueError:
print("** Error, incorrect input, fix and try again")
except:
print('** Error, something went wrong! **')
def register_item():
print_header('Register new Item')
try:
title = input("Item Title: ")
cat = input("Item Category: ")
price = float(input("Item Price: "))
stock = int(input("Items in Stock: "))
# create an instance of Item (an object)
new_item = Item(1, title, cat, price, stock)
catalog.append(new_item)
print("Item created ")
except ValueError:
print("** Error: incorrect value, try again")
except:
print("** Error, try again")
def expensive_products():
print_header("The 3 most expensive products")
prices = []
for item in catalog:
prices.append(item.price)
prices.sort(reverse=True)
for item in catalog:
if (item.price == prices[0]):
print_item(item)
for item in catalog:
if (item.price == prices[1]):
print_item(item)
for item in catalog:
if (item.price == prices[2]):
print_item(item)
def register_item():
try:
print_header("Register New Item")
title = input('Please provide the Title: ')
cat = input('Please provide the Category: ')
price = float(input('Please provide the Price: '))
stock = int(input('Please provide the Stock: '))
id = 1
item = Item(id, title, cat, price, stock)
catalog.append(item)
how_many = len(catalog)
print("You now have: " + str(how_many) + " items on the catalog")
except ValueError:
print("Error: Incorrect value, try again")
except:
print("Error, Somthing went wrong")
def register_item():
global last_id
try:
print_header("Register a new Item")
title = input('please provide the Title: ')
cat = input('please provide the Category: ')
stock = int(input('please provide initial Stock: '))
price = float(input('please provide the Price: '))
item = Item(last_id, title, cat, stock, price)
last_id = last_id + 1
catalog.append(item)
print(" ** Item Saved! **")
except ValueError:
print('** Error, incorrect input fix and try again **')
except:
print('** Error, something went wrong **')
def register_product():
global next_id #have to do this because python is picky with global variables
try:
print_header("Register your new product")
title = input('Please provide the Title: ')
cat = input('Please provide the Category: ')
stock = int(input('Please provide initial Stock: '))
price = float(input('Please provide the Price: '))
#validations
if (len(title) < 1):
print("*Error: Title should not be empty")
product = Product(next_id, title, cat, stock, price)
next_id += 1
catalog.append(product)
except:
print("** Error: make sure to enter only integers for stock and price")
from menu import print_header from menu import sel_code from menu import csv_to_matrix from menu import the_end emisor = 'em_ber.csv' receptor = 'rec_ber.csv' print_header() checker = sel_code() code_sent = csv_to_matrix(emisor)[1] code_recv = csv_to_matrix(receptor)[1] if checker(code_sent,code_recv): print ' | > Correct <' + ' '*15 +'|' else: print ' | > Incorrect <' + ' '*13 +'|' the_end()