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Se realiza la funcionalidad que se indica en los ejercicios. #234

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Se realiza la funcionalidad que se indica en los ejercicios. #234

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209 changes: 208 additions & 1 deletion lab-python-error-handling.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,213 @@
"\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": 7,
"id": "c849fa44",
"metadata": {},
"outputs": [],
"source": [
"def initialize_inventory(products):\n",
" inventory = {}\n",
" for product in products:\n",
" valid_quantity = False\n",
" while not valid_quantity:\n",
" try:\n",
" quantity = int(input(f\"Enter the quantity of {product}s available: \"))\n",
" if quantity < 0:\n",
" raise ValueError(\"Invalid quantity! Please enter a non-negative value.\")\n",
" valid_quantity = True\n",
" except ValueError as error:\n",
" print(f\"Error: {error}\")\n",
" inventory[product] = quantity\n",
" return inventory"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "89d035c2",
"metadata": {},
"outputs": [],
"source": [
"def get_customer_orders(inventory,products):\n",
" \n",
" while True:\n",
" try:\n",
" number_of_orders = int(input(\"Enter the total number of orders: \"))\n",
" if number_of_orders < 1:\n",
" raise ValueError (\"The number of orders must be at least 1.\")\n",
" break\n",
" except ValueError as e :\n",
" print(f\"Invalid input. {e}\")\n",
"\n",
" \n",
" customer_orders = {}\n",
"\n",
" for i in range (number_of_orders):\n",
" while True:\n",
" try:\n",
" product = input(f\"Enter the name of product {i+1} that a customer wants to order: \")\n",
" if product not in products:\n",
" print (f\"Error.{product} is not in available products.\")\n",
" continue \n",
"\n",
" quantity = int(input(f\"Enter the quantity for product {i+1}: \"))\n",
" if quantity < 1:\n",
" raise ValueError (\"The quantity must be at least 1.\")\n",
"\n",
" if product in inventory and inventory[product] >= quantity:\n",
" customer_orders[product] = quantity\n",
" inventory[product] -= quantity\n",
" else:\n",
" print(f\"Error. There is not enough {product} in stock.\") \n",
" except ValueError as e:\n",
" print(f\"Invalid input. {e}\")\n",
" break \n",
"\n",
" return customer_orders \n"
]
},
{
"cell_type": "code",
"execution_count": 9,
"id": "77c1f0da",
"metadata": {},
"outputs": [],
"source": [
"def calculate_total_price(customer_orders):\n",
" total_price = 0\n",
"\n",
" for product, quantity in customer_orders.items(): \n",
" while True:\n",
" try:\n",
" price = float(input(f\"Enter the price of {product}: \"))\n",
" if price < 0 or price == \"\":\n",
" raise ValueError (\"The price must be un greater than or equal to 0\")\n",
" total_price += price * quantity\n",
" break\n",
" except ValueError as e:\n",
" print(f\"Invalid input. {e}\")\n",
"\n",
" return total_price"
]
},
{
"cell_type": "code",
"execution_count": 13,
"id": "180078bd",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Total of the products: ['laptop', 'tablet', 'tv']\n",
"Inventory: {'laptop': 5, 'tablet': 5, 'tv': 5}\n",
"Invalid input. The number of orders must be at least 1.\n",
"Error.book is not in available products.\n",
"Error. There is not enough tablet in stock.\n",
"Number of customer orders: 0\n",
"Customer orders: {}\n",
"Total price for the customer order: 0\n"
]
}
],
"source": [
"# Se inicializan los productos disponibles \n",
"products = [\"laptop\", \"tablet\", \"tv\"]\n",
"print(f\"Total of the products: {products}\")\n",
"\n",
"# Se inicializa el inventario con los productos\n",
"inventory = initialize_inventory(products)\n",
"print (f\"Inventory: {inventory}\")\n",
"\n",
"# Se recoge los productos que se van a pedir \n",
"orders = get_customer_orders(inventory,products)\n",
"print(f\"Number of customer orders: {len(orders)}\")\n",
"print(f\"Customer orders: {orders}\")\n",
"\n",
"# Se calcula el precio total de los pedidos\n",
"total_price = calculate_total_price(orders)\n",
"print(f\"Total price for the customer order: {total_price}\")\n"
]
},
{
"cell_type": "code",
"execution_count": 14,
"id": "3287d1f1",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Total of the products: ['laptop', 'tablet', 'tv']\n",
"Inventory: {'laptop': 5, 'tablet': 5, 'tv': 5}\n",
"Number of customer orders: 1\n",
"Customer orders: {'tv': 1}\n",
"Total price for the customer order: 150.0\n"
]
}
],
"source": [
"# Se inicializan los productos disponibles \n",
"products = [\"laptop\", \"tablet\", \"tv\"]\n",
"print(f\"Total of the products: {products}\")\n",
"\n",
"# Se inicializa el inventario con los productos\n",
"inventory = initialize_inventory(products)\n",
"print (f\"Inventory: {inventory}\")\n",
"\n",
"# Se recoge los productos que se van a pedir \n",
"orders = get_customer_orders(inventory,products)\n",
"print(f\"Number of customer orders: {len(orders)}\")\n",
"print(f\"Customer orders: {orders}\")\n",
"\n",
"# Se calcula el precio total de los pedidos\n",
"total_price = calculate_total_price(orders)\n",
"print(f\"Total price for the customer order: {total_price}\")"
]
},
{
"cell_type": "code",
"execution_count": 15,
"id": "0e5c39ee",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Total of the products: ['laptop', 'tablet', 'tv']\n",
"Inventory: {'laptop': 5, 'tablet': 5, 'tv': 5}\n",
"Number of customer orders: 1\n",
"Customer orders: {'laptop': 2}\n",
"Invalid input. could not convert string to float: 'doscientos'\n",
"Total price for the customer order: 400.0\n"
]
}
],
"source": [
"# Se inicializan los productos disponibles \n",
"products = [\"laptop\", \"tablet\", \"tv\"]\n",
"print(f\"Total of the products: {products}\")\n",
"\n",
"# Se inicializa el inventario con los productos\n",
"inventory = initialize_inventory(products)\n",
"print (f\"Inventory: {inventory}\")\n",
"\n",
"# Se recoge los productos que se van a pedir \n",
"orders = get_customer_orders(inventory,products)\n",
"print(f\"Number of customer orders: {len(orders)}\")\n",
"print(f\"Customer orders: {orders}\")\n",
"\n",
"# Se calcula el precio total de los pedidos\n",
"total_price = calculate_total_price(orders)\n",
"print(f\"Total price for the customer order: {total_price}\")"
]
}
],
"metadata": {
Expand All @@ -90,7 +297,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.12.4"
}
},
"nbformat": 4,
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