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111 changes: 109 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 +37,118 @@
"\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": 28,
"id": "304a7305",
"metadata": {},
"outputs": [],
"source": [
"inventory = {\n",
" 't-shirt': 5,\n",
" 'mug': 6,\n",
" 'hat': 7,\n",
" 'book': 8,\n",
" 'keychain': 5\n",
"}"
]
},
{
"cell_type": "code",
"execution_count": 29,
"id": "c902073c",
"metadata": {},
"outputs": [],
"source": [
"customer_orders = set()"
]
},
{
"cell_type": "code",
"execution_count": 30,
"id": "eefa6c60",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Your order has been successfully placed!\n"
]
}
],
"source": [
"# Use a dictionary for customer_orders to track quantities\n",
"customer_orders = {}\n",
"\n",
"while True:\n",
" product = input(\"Enter the name of the product you want to order: \").strip().lower()\n",
" \n",
" if product in inventory:\n",
" try:\n",
" quantity = int(input(f\"How many {product}s would you like to order? \"))\n",
" except ValueError:\n",
" print(\"Please enter a valid number.\")\n",
" continue\n",
"\n",
" if quantity > inventory[product]:\n",
" print(f\"Sorry, we only have {inventory[product]} {product}(s) available.\")\n",
" continue\n",
"\n",
" if product in customer_orders:\n",
" customer_orders[product] += quantity\n",
" else:\n",
" customer_orders[product] = quantity\n",
" else:\n",
" print(\"Sorry, we don't have that product. Please choose from the available products.\")\n",
" continue\n",
"\n",
" another_order = input(\"Would you like to order another product? (yes/no): \").strip().lower()\n",
" if another_order != 'yes':\n",
" break\n",
"\n",
"order_successful = True\n",
"for product, quantity in customer_orders.items():\n",
" if quantity > inventory[product]:\n",
" print(f\"Sorry, we only have {inventory[product]} {product}(s) available. Your order for {quantity} cannot be fulfilled.\")\n",
" order_successful = False\n",
"\n",
"if order_successful and customer_orders:\n",
" for product, quantity in customer_orders.items():\n",
" inventory[product] -= quantity \n",
" print(\"Your order has been successfully placed!\")\n",
"elif not customer_orders:\n",
" print(\"No products were ordered.\")\n",
"\n",
" \n"
]
},
{
"cell_type": "code",
"execution_count": 31,
"id": "ca318829",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"{'t-shirt': 3, 'mug': 0, 'hat': 7, 'book': 8, 'keychain': 5}"
]
},
"execution_count": 31,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"inventory"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -55,7 +162,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.5"
}
},
"nbformat": 4,
Expand Down