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Solve lab #23

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258 changes: 255 additions & 3 deletions lab-python-error-handling.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -41,12 +41,264 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 59,
"id": "cc2c441d-9dcf-4817-b097-cf6cbe440846",
"metadata": {},
"outputs": [],
"source": [
"# your code goes here"
"products = ['apple', 'banana']\n",
"def initialize_inventory(inventory):\n",
" inventory = {}\n",
" for product in products:\n",
" valid = False\n",
" while not valid:\n",
" try:\n",
" quantity = int(input(f\"Enter quantity for {product}: \"))\n",
" if quantity >= 0:\n",
" inventory[product] = quantity\n",
" valid = True\n",
" else:\n",
" print(\"Quantity can't be negative.\")\n",
" except ValueError:\n",
" print(\"Please enter a valid number.\")\n",
" return inventory"
]
},
{
"cell_type": "code",
"execution_count": 63,
"id": "186b98ef-c666-402c-9daa-3241055e3841",
"metadata": {},
"outputs": [],
"source": [
"def get_customer_orders(inventory):\n",
" valid_input = False\n",
" while not valid_input:\n",
" try:\n",
" num_orders = int(input('Enter the number of customer orders: '))\n",
" if num_orders >= 0:\n",
" valid_input = True\n",
" else:\n",
" print(\"Number of orders cannot be negative.\")\n",
" except ValueError:\n",
" print(\"Enter a valid number.\")\n",
"\n",
" orders = set()\n",
" for _ in range(num_orders):\n",
" valid_product = False\n",
" while not valid_product:\n",
" product = input('Enter product name: ')\n",
" if product in inventory and inventory[product] > 0:\n",
" orders.add(product)\n",
" valid_product = True\n",
" else:\n",
" print(f\"{product} is unavailable.\")\n",
" return orders"
]
},
{
"cell_type": "code",
"execution_count": 65,
"id": "a3446ca2-31e8-45ff-911b-f950574ae7ed",
"metadata": {},
"outputs": [],
"source": [
"def update_inventory(orders, inventory):\n",
" for product in orders:\n",
" if product in inventory:\n",
" inventory[product] -= 1\n",
" if inventory[product] == 0:\n",
" del inventory[product]\n",
" return inventory"
]
},
{
"cell_type": "code",
"execution_count": 67,
"id": "7773bab6-8c5d-4370-90c0-898f6a779762",
"metadata": {},
"outputs": [],
"source": [
"def calculate_order_statistics(orders, all_products):\n",
" total_count = len(orders)\n",
" percentage = (total_count / len(all_products)) * 100\n",
" return total_count, percentage"
]
},
{
"cell_type": "code",
"execution_count": 69,
"id": "ae99fd24-1c07-49f9-8db8-8142fc2580b4",
"metadata": {},
"outputs": [],
"source": [
"def print_order_statistics(stats):\n",
" print(\"Order Statistics:\")\n",
" print(f\"Total Products Ordered: {stats[0]}\")\n",
" print(f\"Percentage of Products Ordered: {stats[1]:.2f}%\")"
]
},
{
"cell_type": "code",
"execution_count": 71,
"id": "9be4596f-2832-4131-a219-4ec86659aa76",
"metadata": {},
"outputs": [],
"source": [
"def print_updated_inventory(inventory):\n",
" print(\"Updated Inventory:\")\n",
" for item, quantity in inventory.items():\n",
" print(f\"{item}: {quantity}\")"
]
},
{
"cell_type": "code",
"execution_count": 73,
"id": "ea47c83d-10bc-4496-b836-68ff9f65a18d",
"metadata": {},
"outputs": [],
"source": [
"def calculate_total_price(customer_orders):\n",
" total_price = 0\n",
" for product in customer_orders:\n",
" valid_input = False\n",
" while not valid_input:\n",
" try:\n",
" price = float(input(f\"Enter price for {product}: \"))\n",
" if price >= 0:\n",
" total_price += price\n",
" valid_input = True\n",
" else:\n",
" print(\"Price must be non-negative.\")\n",
" except ValueError:\n",
" print(\"Enter a valid number.\")\n",
" return total_price"
]
},
{
"cell_type": "code",
"execution_count": 75,
"id": "200f72b3-e98f-439d-9c8e-a8949d718b1a",
"metadata": {},
"outputs": [
{
"name": "stdin",
"output_type": "stream",
"text": [
"Enter quantity for apple: 3\n",
"Enter quantity for banana: 2\n"
]
}
],
"source": [
"inventory = initialize_inventory(products)"
]
},
{
"cell_type": "code",
"execution_count": 77,
"id": "5e6e301a-9324-4588-999b-b43d7e36390e",
"metadata": {},
"outputs": [
{
"name": "stdin",
"output_type": "stream",
"text": [
"Enter the number of customer orders: 1\n",
"Enter product name: apple\n"
]
}
],
"source": [
"customer_orders = get_customer_orders(inventory)"
]
},
{
"cell_type": "code",
"execution_count": 81,
"id": "e7a19861-4407-46a8-aa1d-a1dfc53b7f04",
"metadata": {},
"outputs": [],
"source": [
"updated_inventory = update_inventory(customer_orders, inventory)"
]
},
{
"cell_type": "code",
"execution_count": 85,
"id": "52607b72-34eb-4ec2-a62c-1f237da8940b",
"metadata": {},
"outputs": [],
"source": [
"order_stats = calculate_order_statistics(customer_orders, products)"
]
},
{
"cell_type": "code",
"execution_count": 89,
"id": "d6162d0d-aaa8-4af0-a309-9c889e8b13d4",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Order Statistics:\n",
"Total Products Ordered: 1\n",
"Percentage of Products Ordered: 50.00%\n"
]
}
],
"source": [
"print_order_statistics(order_stats)"
]
},
{
"cell_type": "code",
"execution_count": 91,
"id": "57a7103e-c657-4b76-a0e8-7e1aa2c311e0",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Updated Inventory:\n",
"apple: 2\n",
"banana: 2\n"
]
}
],
"source": [
"print_updated_inventory(updated_inventory)"
]
},
{
"cell_type": "code",
"execution_count": 94,
"id": "d8b1694a-c29e-4d96-9045-031e1155068f",
"metadata": {},
"outputs": [
{
"name": "stdin",
"output_type": "stream",
"text": [
"Enter price for apple: 10\n"
]
},
{
"data": {
"text/plain": [
"10.0"
]
},
"execution_count": 94,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"calculate_total_price(customer_orders)"
]
}
],
Expand All @@ -66,7 +318,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.12.4"
}
},
"nbformat": 4,
Expand Down