def list_categories():
print_header("List of categories used on the system")
already_printed = []
for item in catalog:
if not item.category in already_printed:
print(item.category)
already_printed.append(item.category)
def categories():
print_header(" Categories In Warehouse")
already_printed = []
for item in catalog:
if item.id > 0 and not item.category in already_printed:
print(item.category)
already_printed.append(item.category)
def print_stock_value():
print_header(" Current Stock Value")
total = 0.0
for item in catalog:
total += (item.price * item.stock)
print("Total value: " + str(total))
def display_no_stock():
print_header(' Items left in stock ')
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_catalog():
print_header(' Catalog ')
print(
' Title | Category | Price | Stock ')
for item in catalog:
print(
item.title.ljust(20) + " | " + item.category.ljust(18) + " | " +
str(item.price).rjust(9) + " | " + str(item.stock).rjust(5))
print('-' * 80)
def display_zero_stock():
print_header(' Catalog ')
print(
'|ID |Title | Category | Price | Stock '
)
for item in catalog:
if (item.stock == 0):
print("|" + str(item.id).ljust(3) + "|" + item.title.ljust(20) +
" | " + item.category.ljust(18) + " | " +
str(item.price).rjust(9) + " | " + str(item.stock).rjust(5))
print('-' * 80)
def display_removed():
print_header(' Removed items')
print(' | Title | Category | Price | Stock ')
print('-' * 80)
for item in catalog:
if (item.id == 0):
print(" | " + item.title.ljust(20) + " | " +
item.category.ljust(15) + " | " + str(item.price).rjust(9) +
" | " + str(item.stock).rjust(5))
print('-' * 80)
def display_catalog():
num_items = len(catalog)
print_header(' Your catalog contains ' + str(num_items) + ' Items ')
print(' |ID | Title | Category | Price | Stock ]')
print('-' * 80)
for item in catalog:
print(item.title.ljust(20)
+ " | " + item.category.ljust(15)
+ " | " + str(item.price).rjust(9)
+ " | " + str(item.stock).rjust(5) )
print('-' * 80)
def display_no_stock():
print_header(' This is your Catalog ')
print(' Title | Category | Price | Stock ')
print('-' * 80)
for item in catalog:
if(item.stock == 0):
print(item.title.ljust(20)
+ " | " + item.category.ljust(15)
+ " | " + str(item.price).rjust(9)
+ " | " + str(item.stock).rjust(5))
print('-' * 80)
def display_catalog():
num_items = len(catalog) # <- length of array or string
print_header(' This is your Catalog ')
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))
print('-' * 80)
def display_no_stock():
print_header(' Your Catalog contains ' + str(num_items) + ' Items')
print(' Title | Category | Price | Stock ')
print('-' * 80)
for item in catalog:
if (item.stock == 0):
print(
item.title.ljust(20) + " | " + item.category.ljust(15) +
" | " + str(item.price).rjust(9) + " | " +
str(item.stock).rjust(5))
print('-' * 80)
def display_catalog():
num_items = len(catalog) # <- get length of array or string
print_header('Your Catalog contains ' + str(num_items) + ' Items ')
print('|ID | Title | Category | Price | Stock ')
print('-' * 80)
for item in catalog:
if (item.id > 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))
print('-' * 80)
def register_item():
global id_count
print_header(' Register new Item ')
title = input('Please input Title: ')
category = input('Please input Category: ')
price = float(input('Please input Price: '))
stock = int(input('Please input Stock: '))
new_item = Item()
new_item.id = id_count
new_item.title = title
new_item.category = category
new_item.price = price
new_item.stock = stock
id_count += 1
catalog.append(new_item)
print(" Item created!")
def register_item():
print_header(' Register NEw Item')
title = input('Enter a Title: ')
category = input('Enter a Category: ')
price = float(input('Enter a Price: '))
stock = int(input('Enter Inventory Amount: '))
# validations
# create object below
new_item = Item()
new_item.title = title
new_item.category = category
new_item.price = price
new_item.stock = stock
print(new_item.title)
catalog.append(new_item)
print("Item Created!")
def register_item():
global id_count #import the global variable into fn scope
print_header('Register new Item')
title = input('Please input Title:')
category = input('Please input Category:')
price = float(input('please input Price:'))
stock = int(input('Please input Stock: '))
# do validations here
# create the object
new_item = Item() # <--how to create an object of a class
new_item.id = id_count
new_item.title = title
new_item.category = category
new_item.price = price
new_item.stock = stock
id_count += 1
catalog.append(new_item)
print(" Item created!")
def display_selected_category():
print_header(' Catalog ')
print(' | Categories |')
unique_catagories = set()
for item in catalog:
unique_catagories.add(item.category)
print(" | " + str(list(unique_catagories)) + " |")
selected = input(' Please select the Category to display items: ')
print('')
found = False
print(
'|ID |Title | Category | Price | Stock '
)
for item in catalog:
if (item.category.upper() == selected.upper()):
print("|" + str(item.id).ljust(3) + "|" + item.title.ljust(20) +
" | " + item.category.ljust(18) + " | " +
str(item.price).rjust(9) + " | " + str(item.stock).rjust(5))
found = True
print('-' * 80)
if (found == False):
print('** Error : Selected Category does not exist.')
