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Day 4 Error Handling #557

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Day 4 Error Handling #557

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Day 4.1 Error Handling
LautaroDA2205 Jan 15, 2026
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LautaroDA2205 Jan 15, 2026
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LautaroDA2205 Jan 15, 2026
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LautaroDA2205 Jan 15, 2026
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151 changes: 149 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 +72,158 @@
"\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": 41,
"id": "5a77a67b",
"metadata": {},
"outputs": [],
"source": [
"productos = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
"def inventario_inicial(productos):\n",
" inventario = {}\n",
" for producto in productos:\n",
" cantidad_valida = False\n",
" while not cantidad_valida:\n",
" try:\n",
" cantidades_producto = int(input(f\"Ingrese la cantidad inicial de {producto}: \"))\n",
" if cantidades_producto < 0:\n",
" print(\"Por favor, ingrese un número entero no negativo.\")\n",
" else:\n",
" inventario[producto] = cantidades_producto\n",
" cantidad_valida = True\n",
" except ValueError:\n",
" print(\"Ha ocurrido un error. Por favor, ingrese un número entero.\")\n",
" print(f\"Inventario inicial de {producto}: {inventario[producto]} unidades.\")\n",
" return inventario"
]
},
{
"cell_type": "code",
"execution_count": 43,
"id": "450ff0d8",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Inventario inicial de t-shirts: 4 unidades.\n",
"Por favor, ingrese un número entero no negativo.\n",
"Inventario inicial de mugs: 2 unidades.\n",
"Ha ocurrido un error. Por favor, ingrese un número entero.\n",
"Inventario inicial de hats: 5 unidades.\n",
"Inventario inicial de books: 10 unidades.\n",
"Ha ocurrido un error. Por favor, ingrese un número entero.\n",
"Inventario inicial de keychains: 1 unidades.\n",
"Inventario inicial completo: {'t-shirts': 4, 'mugs': 2, 'hats': 5, 'books': 10, 'keychains': 1}\n"
]
}
],
"source": [
"productos = [\"t-shirts\", \"mugs\", \"hats\", \"books\", \"keychains\"]\n",
"inventario = inventario_inicial(productos)\n",
"print(\"Inventario inicial completo:\", inventario)\n"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "c2c78c2c",
"metadata": {},
"outputs": [],
"source": [
"def calcular_precio_total(productos):\n",
" total = 0\n",
" for producto in productos:\n",
" while True:\n",
" try:\n",
" precio = float(input(f\"Ingrese el precio de {producto}: \"))\n",
" if precio < 0:\n",
" print(\"El precio no puede ser negativo.\")\n",
" else:\n",
" total += precio\n",
" break\n",
" except ValueError:\n",
" print(\"Por favor, ingrese un precio válido.\")\n",
" return total"
]
},
{
"cell_type": "code",
"execution_count": 18,
"id": "02ac22dd",
"metadata": {},
"outputs": [
{
"ename": "TypeError",
"evalue": "calcular_precio_total() missing 1 required positional argument: 'precios'",
"output_type": "error",
"traceback": [
"\u001b[31m---------------------------------------------------------------------------\u001b[39m",
"\u001b[31mTypeError\u001b[39m Traceback (most recent call last)",
"\u001b[36mCell\u001b[39m\u001b[36m \u001b[39m\u001b[32mIn[18]\u001b[39m\u001b[32m, line 8\u001b[39m\n\u001b[32m 1\u001b[39m orden_cliente1 = {\n\u001b[32m 2\u001b[39m \u001b[33m\"\u001b[39m\u001b[33mt-shirts\u001b[39m\u001b[33m\"\u001b[39m: \u001b[32m2\u001b[39m,\n\u001b[32m 3\u001b[39m \u001b[33m\"\u001b[39m\u001b[33mmugs\u001b[39m\u001b[33m\"\u001b[39m: \u001b[32m1\u001b[39m,\n\u001b[32m (...)\u001b[39m\u001b[32m 6\u001b[39m \u001b[33m\"\u001b[39m\u001b[33mkeychains\u001b[39m\u001b[33m\"\u001b[39m: \u001b[32m4\u001b[39m\n\u001b[32m 7\u001b[39m }\n\u001b[32m----> \u001b[39m\u001b[32m8\u001b[39m total_orden1 = \u001b[43mcalcular_precio_total\u001b[49m\u001b[43m(\u001b[49m\u001b[43morden_cliente1\u001b[49m\u001b[43m.\u001b[49m\u001b[43mkeys\u001b[49m\u001b[43m(\u001b[49m\u001b[43m)\u001b[49m\u001b[43m)\u001b[49m\n\u001b[32m 9\u001b[39m \u001b[38;5;28mprint\u001b[39m(\u001b[33mf\u001b[39m\u001b[33m\"\u001b[39m\u001b[33mEl precio total de la orden del cliente 1 es: $\u001b[39m\u001b[38;5;132;01m{\u001b[39;00mtotal_orden1\u001b[38;5;132;01m:\u001b[39;00m\u001b[33m.2f\u001b[39m\u001b[38;5;132;01m}\u001b[39;00m\u001b[33m\"\u001b[39m)\n",
"\u001b[31mTypeError\u001b[39m: calcular_precio_total() missing 1 required positional argument: 'precios'"
]
}
],
"source": [
"orden_cliente1 = {\n",
" \"t-shirts\": 2,\n",
" \"mugs\": 1,\n",
" \"hats\": 3,\n",
" \"books\": 1,\n",
" \"keychains\": 4\n",
"}\n",
"total_orden1 = calcular_precio_total(orden_cliente1.keys())\n",
"print(f\"El precio total de la orden del cliente 1 es: ${total_orden1:.2f}\")\n"
]
},
{
"cell_type": "code",
"execution_count": 38,
"id": "8b5bb496",
"metadata": {},
"outputs": [],
"source": [
"def obtener_orden_cliente (inventario):\n",
" while True:\n",
" try:\n",
" num = int(input(\"¿Cuántos pedidos desea realizar?: \"))\n",
" if num < 0:\n",
" print(\"Debe ingresar un número no negativo.\")\n",
" else:\n",
" break\n",
" except ValueError:\n",
" print(\"Ingrese un número válido.\")\n",
" pedidos = set()\n",
" for _ in range(num):\n",
" while True:\n",
" producto = input(\"Producto: \")\n",
" try:\n",
" if producto in inventario and inventario[producto] > 0:\n",
" pedidos.add(producto)\n",
" break\n",
" else:\n",
" print(\"Producto no válido o sin stock.\")\n",
" except:\n",
" print(\"Error. Ingrese un producto válido.\")\n",
" return pedidos"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "19c7d17c",
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -90,7 +237,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.9"
}
},
"nbformat": 4,
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