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92 changes: 91 additions & 1 deletion lab-python-error-handling.ipynb
Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,96 @@
"\n",
"4. Test your code by running the program and deliberately entering invalid quantities and product names. Make sure the error handling mechanism works as expected.\n"
]
},
{
"cell_type": "code",
"execution_count": 16,
"id": "29ea4792-f07a-4c60-ab56-73ada714453d",
"metadata": {},
"outputs": [],
"source": [
"def calculate_total_price(products):\n",
" prices = {}\n",
" for product in products:\n",
" valid_input = False\n",
" while not valid_input:\n",
" try:\n",
" price = float(input(f\"Enter the price for {product}: \"))\n",
" if price > 0:\n",
" prices[product] = price \n",
" valid_input - True\n",
" else:\n",
" print(\"Price cant be negative. Please enter a valid number.\")\n",
" except ValueEror:\n",
" print(\"Invalid input. Please enter a numeric price.\")\n",
" return prices \n",
"\n",
" \n",
" \n"
]
},
{
"cell_type": "code",
"execution_count": 84,
"id": "2abfdb53-992c-41bd-b945-bcfd00a5a90e",
"metadata": {},
"outputs": [],
"source": [
"def get_customers_orders(inventory):\n",
" orders = {}\n",
"\n",
" valid_number = False\n",
" while not valid_number:\n",
" try:\n",
" num_orders = int(input(\"How many different products would you like to order?\"))\n",
" if num_orders >= 0:\n",
" valid_number = True\n",
" else:\n",
" print(\"Number of orders can not be nagative. Please enter a valid number.\")\n",
" except ValueError:\n",
" print(\"Invalid Input. Please enter a numeric value. \")\n",
" \n",
" \n",
" for _ in range(num_orders):\n",
" valid_product = False\n",
" while not valid_product:\n",
" product = input(\"Enter the product name: \")\n",
"\n",
" if product not in inventory:\n",
" print(\"Invalid product name. Please enter a product from the inventory.\")\n",
" elif inventory[product] == 0:\n",
" print(f\"Sorry, {product} is out of stock.\")\n",
" else:\n",
" valid_product = True\n",
" \n",
" if valid_product: \n",
" valid_quantity = False\n",
" while not valid_quantity:\n",
" try:\n",
" \n",
" quantity = int(input(f\"How many {product} would you like to order?\"))\n",
" if quantity < 0:\n",
" print(\"Quantity must be positive.\")\n",
" \n",
" elif quantity > inventory[product]:\n",
" print(\"Not enough stock available. Please enter a smaller number\")\n",
" else:\n",
" valid_quantity = True \n",
" orders[product] = quantity\n",
" \n",
" except ValueError:\n",
" print(\"Invalid input. Please enter a numeric quantity.\")\n",
" \n",
" return orders "
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "84251d0e-b495-4726-8fa9-433dec89cd4c",
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
Expand All @@ -90,7 +180,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.5"
}
},
"nbformat": 4,
Expand Down