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listo #562

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c4e0563
prueba
ConstanzaSegoviaA Jan 15, 2026
30655ad
Listo
ConstanzaSegoviaA Jan 15, 2026
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275 changes: 273 additions & 2 deletions lab-python-error-handling.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -72,11 +72,282 @@
"\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": 1,
"id": "9353452c",
"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": 3,
"id": "a9908323",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Error: Invalid quantity! Please enter a non-negative value.\n",
"Error: Invalid quantity! Please enter a non-negative value.\n"
]
},
{
"data": {
"text/plain": [
"{'apple': 6, 'banana': 8, 'orange': 1}"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"initialize_inventory(['apple', 'banana', 'orange'])"
]
},
{
"cell_type": "code",
"execution_count": 63,
"id": "7e8ce359",
"metadata": {},
"outputs": [],
"source": [
"productos=[\"camiseta\",\"taza\",\"sombrero\",\"libro\",\"llavero\"]"
]
},
{
"cell_type": "code",
"execution_count": 107,
"id": "5073b201",
"metadata": {},
"outputs": [],
"source": [
"def initialize_inventario(productos):\n",
" inventario = {}\n",
" \n",
" for producto in productos:\n",
" cantidad_valida = False\n",
" while not cantidad_valida:\n",
" try:\n",
" cantidad=int(input(f\"Ingrese la cantidad de {producto} que desea agregar al inventario: \"))\n",
" if cantidad < 0:\n",
" raise ValueError(\"El número de cantidad no puede ser negativo.\")\n",
" elif cantidad == 0:\n",
" raise TypeError(\"El número de cantidad no puede ser cero.\")\n",
" cantidad_valida = True\n",
" except ValueError as e:\n",
" print(f\"Error: {e}. Intente nuevamente.\")\n",
" except TypeError as e:\n",
" print(f\"Error de tipo: {e}. Intente nuevamente.\")\n",
" else:\n",
" cantidad_valida = True\n",
" inventario[producto] = cantidad\n",
" return inventario"
]
},
{
"cell_type": "code",
"execution_count": 92,
"id": "5b435e4e",
"metadata": {},
"outputs": [],
"source": [
"def get_customer_orders():\n",
" customer_orders={}\n",
" pedidovalido = False\n",
" \n",
" while not pedidovalido:\n",
" try:\n",
" pedidos=int(input((\"¿Cuántos productos desea comprar? \")))\n",
" if pedidos < 0:\n",
" raise ValueError(\"El número de pedidos no puede ser negativo.\")\n",
" elif pedidos == 0:\n",
" raise TypeError(\"El número de pedidos no puede ser cero.\")\n",
" pedidovalido = True\n",
" except ValueError as e:\n",
" print(f\"Error: {e}. Intente nuevamente.\")\n",
" except TypeError as e:\n",
" print(f\"Error de tipo: {e}. Intente nuevamente.\")\n",
" else:\n",
" pedidovalido = True\n",
" \n",
" for i in range(pedidos):\n",
" productovalido = False\n",
" while not productovalido:\n",
" try:\n",
" producto = input(f\"Quiero comprar {i+1} entre {productos}: \" )\n",
" if producto not in productos:\n",
" raise KeyError(f\"El producto '{producto}' no está disponible.\")\n",
" productovalido = True\n",
" except KeyError as e:\n",
" print(f\"Error: {e}. Intente nuevamente.\")\n",
" except TypeError as e:\n",
" print(f\"Error de tipo: {e}. Intente nuevamente.\")\n",
" else:\n",
" productovalido = True\n",
" customer_orders[producto] = None\n",
" return customer_orders"
]
},
{
"cell_type": "code",
"execution_count": 69,
"id": "008eca8f",
"metadata": {},
"outputs": [],
"source": [
"def update_inventario(inventario, customer_orders):\n",
" return {x: c - 1 for x, c in inventario.items() if (c - 1 if x in customer_orders else c) > 0}"
]
},
{
"cell_type": "code",
"execution_count": 70,
"id": "f1ae8cac",
"metadata": {},
"outputs": [],
"source": [
"def calculate_order_statistics(customer_orders, productos):\n",
" return (n := len(customer_orders)), (n / len(productos)) * 100"
]
},
{
"cell_type": "code",
"execution_count": 71,
"id": "0558920e",
"metadata": {},
"outputs": [],
"source": [
"def print_order_statistics(order_statistics):\n",
" print(f\"Total de productos pedidos: {order_statistics[0]}\")\n",
" print(f\"Porcentaje de productos únicos pedidos: {order_statistics[1]:.2f}%\")"
]
},
{
"cell_type": "code",
"execution_count": 11,
"id": "602afe49",
"metadata": {},
"outputs": [],
"source": [
"def print_updated_inventario(nuevo_inventario):\n",
" print(\"Inventario actualizado:\")\n",
" for producto, cantidad in nuevo_inventario.items():\n",
" print(f\"{producto}: {cantidad}\")"
]
},
{
"cell_type": "code",
"execution_count": 84,
"id": "b21f17e3",
"metadata": {},
"outputs": [],
"source": [
"def precio_total(customer_orders):\n",
" precios ={}\n",
" \n",
" for p in customer_orders:\n",
" preciovalidos = False\n",
" while not preciovalidos:\n",
" try:\n",
" precio = float(input(f\"Ingrese el precio de {p}: \"))\n",
" if precio < 0:\n",
" raise ValueError(\"El precio no puede ser negativo.\")\n",
" elif precio == 0:\n",
" raise TypeError(\"El precio no puede ser cero.\")\n",
" else:\n",
" preciovalidos = True\n",
" except ValueError:\n",
" print(\"Error: Ingrese un número válido.\")\n",
" except TypeError:\n",
" print(\"Error: Ingrese un número válido..\")\n",
" else:\n",
" precios[p] = precio\n",
" else:\n",
" preciovalidos = True\n",
" precios[p] = precio\n",
" return precios"
]
},
{
"cell_type": "code",
"execution_count": 73,
"id": "d8b23daf",
"metadata": {},
"outputs": [],
"source": [
"def print_precio_total(precio_total):\n",
" print(f\"Los precios de los productos son: {precio_total}\")\n",
" total = sum(precio_total.values())\n",
" print(f\"El precio total de su compra es: ${total:.2f}\")"
]
},
{
"cell_type": "code",
"execution_count": 109,
"id": "1247976b",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Productos disponibles: ['camiseta', 'taza', 'sombrero', 'libro', 'llavero']\n",
"Error: El número de cantidad no puede ser negativo.. Intente nuevamente.\n",
"Error: invalid literal for int() with base 10: '.3'. Intente nuevamente.\n",
"Error: \"El producto 'lo' no está disponible.\". Intente nuevamente.\n",
"Error: \"El producto '5' no está disponible.\". Intente nuevamente.\n",
"Error: \"El producto 'ty' no está disponible.\". Intente nuevamente.\n",
"Total de productos pedidos: 2\n",
"Porcentaje de productos únicos pedidos: 40.00%\n",
"Inventario actualizado:\n",
"camiseta: 5\n",
"taza: 2\n",
"sombrero: 5\n",
"libro: 0\n",
"llavero: 1\n",
"Error: Ingrese un número válido.\n",
"Los precios de los productos son: {'taza': 65.0, 'camiseta': 20.0}\n",
"El precio total de su compra es: $85.00\n"
]
}
],
"source": [
"print(f\"Productos disponibles: {productos}\")\n",
"inventario = initialize_inventario(productos)\n",
"customer_orders = get_customer_orders()\n",
"inventario = update_inventario(inventario, customer_orders)\n",
"estadisticas = calculate_order_statistics(customer_orders, productos)\n",
"print_order_statistics(estadisticas)\n",
"print_updated_inventario(inventario)\n",
"valores=precio_total(customer_orders)\n",
"print_precio_total(valores)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
Expand All @@ -90,7 +361,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.1"
}
},
"nbformat": 4,
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