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Finished lab #479

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51 changes: 49 additions & 2 deletions lab-python-flow-control.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -37,11 +37,58 @@
"\n",
"3. Instead of updating the inventory by subtracting 1 from the quantity of each product, only do it for the products that were ordered (those in \"customer_orders\")."
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "3fe45d80",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"This is the inventory before customer purchase : {'t-shirt': 5, 'mug': 5, 'hat': 5, 'book': 5, 'keychain': 5}\n",
"This is the inventory after customer purchase : {'t-shirt': 5, 'mug': 4, 'hat': 4, 'book': 4, 'keychain': 5}\n"
]
}
],
"source": [
"# Define a list called `products` that contains the following items: \"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\".\n",
"products = ['t-shirt', 'mug', 'hat', 'book', 'keychain']\n",
"\n",
"# Create an empty dictionary called `inventory`.\n",
"inventory = {}\n",
"\n",
"# Ask the user to input the quantity of each product available in the inventory using loops. Use the product names \n",
"# from the `products` list as keys in the `inventory` dictionary and assign the respective quantities as values.\n",
"for product in products:\n",
" inventory[product] = int(input(f'How many {product}s are available: '))\n",
"print(f'This is the inventory before customer purchase : {inventory}')\n",
"\n",
"# Create an empty set called `customer_orders`.\n",
"customer_orders = set()\n",
"\n",
"# Prompt the user to enter the name of a product that a customer wants to order and add the product name to the\n",
"# \"customer_orders\" set.\n",
"answer = 'yes'\n",
"while answer == 'yes':\n",
" customer_orders.add(input('Please say which of the following items you would like: t-shirt, mug, hat, book, keychain'))\n",
" answer = input('Would you like to add another product to your order? (yes/no)')\n",
" while answer != 'yes' and answer!= 'no':\n",
" print('That is an invalid input, please answer yes or no')\n",
" answer = input('Would you like to add another product to your order? (yes/no)')\n",
"\n",
"# Update the inventory by subtracting 1 from the products that were ordered (those in \"customer_orders\").\n",
"for order in customer_orders:\n",
" inventory[order]-=1\n",
"print(f'This is the inventory after customer purchase : {inventory}')"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -55,7 +102,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.5"
}
},
"nbformat": 4,
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