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Add lab error handling extra #59

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257 changes: 254 additions & 3 deletions lab-python-error-handling.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -46,13 +46,264 @@
"metadata": {},
"outputs": [],
"source": [
"# your code goes here"
"inventory = {'mug':0, 'hat':0, 'keychain':0, 'book':0, 't-shirt':0}\n",
"\n",
"def initialize_inventory(products):\n",
" for item in inventory:\n",
" products = input (\"Enter a value\")\n",
" if products in inventory:\n",
" value = (int(input(\"Enter a value\")))\n",
" inventory[products]=value\n",
" return products"
]
},
{
"cell_type": "code",
"execution_count": 30,
"id": "b99b3d7e",
"metadata": {},
"outputs": [],
"source": [
"inventory = {'mug': 0, 'hat': 0, 'keychain': 0, 'book': 0, 't-shirt': 0}\n",
"\n",
"def initialize_inventory(products): \n",
" for products in inventory:\n",
" valid_input = False \n",
" while not valid_input:\n",
" try:\n",
" products = input(\"Enter a product from the available products\")\n",
" if products in inventory:\n",
" valid_input = True\n",
" else: \n",
" print(\"Product not valid\")\n",
" except ValueError:\n",
" print(\"Invalid input. Please enter a valid product\") \n",
" for products in inventory:\n",
" valid_input = False\n",
" while not valid_input:\n",
" try:\n",
" quantity = int(input(f\"Enter the quantity of {products} available: \"))\n",
" if quantity >= 0: \n",
" valid_input = True\n",
" inventory[products] = quantity\n",
" else:\n",
" print(\"Quantity wasn't introduce correctly\")\n",
" except ValueError:\n",
" print(\"Add a valid quantity\")\n",
"\n",
" return inventory\n",
" "
]
},
{
"cell_type": "code",
"execution_count": 31,
"id": "510e4b43",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Product not valid\n",
"{'mug': 1, 'hat': 2, 'keychain': 3, 'book': 4, 't-shirt': 5}\n"
]
}
],
"source": [
"products = inventory\n",
"initialize_inventory (products)\n",
"print(products)\n"
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "6b03aff7",
"metadata": {},
"outputs": [],
"source": [
"inventory = {'mug': 1, 'hat': 2, 'keychain': 3, 'book': 4, 't-shirt': 5}\n",
"customer_orders = set()\n",
"\n",
"def get_customers_orders(): \n",
" valid_input = False \n",
" while not valid_input:\n",
" try:\n",
" order_products = int(input(f\"Enter a number of products that you wish to order\")) \n",
" if order_products !=0:\n",
" valid_input = True\n",
" else: \n",
" print(\"Quantity not valid\")\n",
" except ValueError:\n",
" print(\"Invalid input. Please enter a valid quantity\")\n",
" valid_input = False \n",
" while not valid_input:\n",
" for item in range(order_products):\n",
" try:\n",
" order = input(\"Enter a product\")\n",
" if order in inventory: \n",
" valid_input = True\n",
" customer_orders.add(order)\n",
" else:\n",
" print(\"Product isn't available in inventory\")\n",
" except TypeError:\n",
" print(\"Add a valid product. Keep trying\")\n",
"\n",
" return customer_orders\n",
" \n",
" \n"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "f4cf3711",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"{'mug', 'hat'}\n",
"Thanks for your purchase.\n"
]
}
],
"source": [
"get_customers_orders()\n",
"print(customer_orders)\n",
"print(\"Thanks for your purchase.\")"
]
},
{
"cell_type": "code",
"execution_count": 54,
"id": "897c2dea",
"metadata": {},
"outputs": [],
"source": [
"inventory = {'mug': 1, 'hat': 2, 'keychain': 3, 'book': 4, 't-shirt': 5}\n",
"customer_orders = ('mug', 't-shirt')\n",
"\n",
"def update_inventory(customer_orders, inventory):\n",
" for item in customer_orders:\n",
" if inventory[item] >= 0:\n",
" try: \n",
" inventory[item] -= 1\n",
" except KeyError:\n",
" print(\"Error: Product isn't in customer order\") \n",
" else:\n",
" print(\"Operation successful\")\n",
" finally:\n",
" print(\"Operation complete.\")\n",
" return inventory"
]
},
{
"cell_type": "code",
"execution_count": 55,
"id": "6390c1ba",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Operation successful\n",
"Operation complete.\n",
"Operation successful\n",
"Operation complete.\n"
]
},
{
"data": {
"text/plain": [
"{'mug': 0, 'hat': 2, 'keychain': 3, 'book': 4, 't-shirt': 4}"
]
},
"execution_count": 55,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"update_inventory(customer_orders, inventory)"
]
},
{
"cell_type": "code",
"execution_count": 87,
"id": "e64ff3a9",
"metadata": {},
"outputs": [],
"source": [
"inventory = {'mug': 1, 'hat': 2, 'keychain': 3, 'book': 4, 't-shirt': 5}\n",
"customer_orders = ('mug', 't-shirt')"
]
},
{
"cell_type": "code",
"execution_count": 88,
"id": "737c6f46",
"metadata": {},
"outputs": [],
"source": [
"def calculate_order_statistics(customer_orders, inventory):\n",
" for item in customer_orders:\n",
" try: \n",
" total_products_ordered = len(customer_orders)\n",
" total_products_inventory = len(inventory)\n",
" percent_unique_products = (total_products_ordered/total_products_inventory)*100\n",
" if percent_unique_products >= 100:\n",
" print(\"Not enough inventary\")\n",
" else: \n",
" print(\"Operation successful\") \n",
" except ZeroDivisionError:\n",
" print(\"Error: Inventory isn't enough \") \n",
" finally:\n",
" print(\"Operation complete.\")\n",
" return total_products_ordered, percent_unique_products\n",
"\n",
"\n",
"\n"
]
},
{
"cell_type": "code",
"execution_count": 89,
"id": "dfdc3881",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Operation successful\n",
"Operation complete.\n",
"Operation successful\n",
"Operation complete.\n"
]
},
{
"data": {
"text/plain": [
"(2, 40.0)"
]
},
"execution_count": 89,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"calculate_order_statistics(customer_orders, inventory)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -66,7 +317,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.13.5"
}
},
"nbformat": 4,
Expand Down