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Lab Solved #40

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70 changes: 69 additions & 1 deletion lab-python-error-handling.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,75 @@
"metadata": {},
"outputs": [],
"source": [
"# your code goes here"
"# your code goes here\n",
"def initialize_inventory(products):\n",
" inventory = {}\n",
" try:\n",
" for product in products:\n",
" while True:\n",
" try:\n",
" user_quantity = int(input(f\"Introduce the quantity of {product}:\"))\n",
" if user_quantity < 0:\n",
" raise ValueError(\"Quantity cannot be negative. Please enter a valid quantity.\")\n",
" inventory[product] = user_quantity\n",
" break # exit the loop if the input is valid\n",
" except ValueError as e:\n",
" print(f\"Error: {e}\")\n",
" continue # prompt the user for input again\n",
" except Exception as e:\n",
" print(f\"An unexpected error occurred while initializing inventory: {e}\")\n",
" return inventory\n",
"\n",
"def get_customer_orders(products, inventory):\n",
" customer_orders = set()\n",
"\n",
" try:\n",
" while True:\n",
" orders = input('Please enter the name of a product: ').lower()\n",
" if orders in products and inventory.get(orders, 0) > 0:\n",
" customer_orders.add(orders)\n",
" else:\n",
" print(f\"That product doesn't exist or is out of stock. Choose another one from {products}\")\n",
"\n",
" more_orders = input('Would you like to add another product? (Y/N): ').strip().upper()\n",
" if more_orders != 'Y':\n",
" break\n",
" except Exception as e:\n",
" print(f\"An unexpected error occurred while getting customer orders: {e}\")\n",
" return customer_orders\n",
"\n",
"def update_inventory(customer_orders, inventory):\n",
" try:\n",
" for product in customer_orders:\n",
" if inventory.get(product, 0) > 0:\n",
" inventory[product] -= 1\n",
" else:\n",
" print(f\"There is no stock for {product}.\")\n",
" except KeyError as e:\n",
" print(f\"Error: {e}. The product does not exist in the inventory.\")\n",
" except Exception as e:\n",
" print(f\"An unexpected error occurred while updating the inventory: {e}\")\n",
" return inventory\n",
"\n",
"def calculate_order_statistics(customer_orders, products):\n",
" try:\n",
" # Total Products Ordered\n",
" total_products = len(customer_orders)\n",
"\n",
" # Percentage of Products Ordered\n",
" if len(products) > 0: # Avoid division by zero\n",
" percentage_products = (total_products / len(products)) * 100\n",
" else:\n",
" percentage_products = 0 # If no products, set to 0%\n",
"\n",
" order_statistics = total_products, percentage_products\n",
" except ZeroDivisionError:\n",
" print(\"Error: No products available to calculate the percentage.\")\n",
" order_statistics = 0, 0\n",
" except Exception as e:\n",
" print(f\"An unexpected error occurred while calculating order statistics: {e}\")\n",
" order_statistics = 0, 0\n",
" return order_statistics\n"
]
}
],
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