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Flow Lab Answers to lab-python-flow-control.ipynb #500

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Flow Lab Answers to lab-python-flow-control.ipynb #500

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77 changes: 75 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 +37,84 @@
"\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": 2,
"id": "680787d1",
"metadata": {},
"outputs": [],
"source": [
"# Step 1: Define inventory and customer_orders\n",
"inventory = {\n",
" 'apple': 10,\n",
" 'banana': 8,\n",
" 'orange': 15,\n",
" 'grape': 5\n",
"}\n",
"customer_orders = set()"
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "ab9b918e",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"orange added to the order.\n",
"Customer orders: {'orange'}\n"
]
}
],
"source": [
"# Step 2: Collect customer orders using a loop\n",
"while True:\n",
" product = input(\"Enter the name of a product to order: \").strip().lower()\n",
" if product in inventory:\n",
" customer_orders.add(product)\n",
" print(f\"{product} added to the order.\")\n",
" else:\n",
" print(\"Product not found in inventory.\")\n",
" another = input(\"Do you want to add another product? (yes/no): \").strip().lower()\n",
" if another != 'yes':\n",
" break\n",
"print(\"Customer orders:\", customer_orders)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"id": "d9f8254a",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Inventory updated: orange now has 14 left.\n",
"Updated inventory: {'apple': 10, 'banana': 8, 'orange': 14, 'grape': 5}\n"
]
}
],
"source": [
"# Step 3: Update inventory for ordered products only\n",
"for product in customer_orders:\n",
" if inventory[product] > 0:\n",
" inventory[product] -= 1\n",
" print(f\"Inventory updated: {product} now has {inventory[product]} left.\")\n",
" else:\n",
" print(f\"{product} is out of stock!\")\n",
"print(\"Updated inventory:\", inventory)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -55,7 +128,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.5"
}
},
"nbformat": 4,
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