# MODULES
import os


# FUNCTIONS
def clear():
    os.system('cls')


def skip():
    input("<Press Enter To Continue>")


def Create_Inventory():

    clear()
    inventory_dictionary = {}

    count_inventory = int(input("Enter the number of Inventories: "))

    for num_inv in range(count_inventory):

        add_inventory = str(input("Enter Inventory #%d: " % (num_inv + 1)))
        inventory_dictionary[add_inventory] = set()

    for find_key in inventory_dictionary:
        count_item = int(input("\nHow many items in %s inventory: " % find_key))
        for num_item in range(count_item):
            #add_item = input("Enter item #%d: " % (num_item + 1))
            #inventory_dictionary[find_key].add(add_item)
            add_item = set(input("Enter item #%d: " % (num_item + 1)))
            inventory_dictionary[find_key].update(add_item)


    return inventory_dictionary

def Create_Stock():

    Stock_Dictionary = Create_Inventory()

    for find_key in Stock_Dictionary.keys():
        print(find_key)
        #print(list(list(Stock_Dictionary.values())[2])[list(Stock_Dictionary.keys()).index(find_key)])
        for a in range(len(find_key)):
            print(Stock_Dictionary[find_key])

# COMMENCE PROGRAM
def main():
    x = 0
    while x < 1:
        start = input("Are you ready to Start? (Y/N):")

        if start == 'y' or start == 'Y':

            #whole_dict = Create_Inventory()
            #print(whole_dict)

            Create_Stock()
            skip()
            break

        elif start == 'n' or start == 'N':
            break


main()