Update lab-python-flow-control.ipynb

lab-python-flow-control.ipynb

@@ -37,11 +37,107 @@
     "\n",
     "3. Instead of updating the inventory by subtracting 1 from the quantity of each product, only do it for  the products that were ordered (those in \"customer_orders\")."
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "0da27de0",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Available products ['t-shirt', 'mug', 'hat', 'book', 'keychain']\n",
+      "'mu' is not in our inventory. Please select another item.\n",
+      "'mu' is not in our inventory. Please select another item.\n",
+      "The customer has ordered {'mug', 'book'}\n",
+      "\n",
+      "Order Statistics:\n",
+      " Total Products Ordered: 2\n",
+      " Percentage of Products Ordered : 40.0%\n",
+      "\n",
+      "The actual quantity of item t-shirt is: 1\n",
+      "The actual quantity of item mug is: 0\n",
+      "The actual quantity of item hat is: 1\n",
+      "The actual quantity of item book is: 0\n",
+      "The actual quantity of item keychain is: 1\n"
+     ]
+    }
+   ],
+   "source": [
+    "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n",
+    "# print (\"Type 'Exit' at any time to stop purchasing\")\n",
+    "print (\"Available products\", products)\n",
+    "\n",
+    "inventory = {}\n",
+    "for product in products:\n",
+    "    quantity = int(input(f\"Enter quantity of {product}: \").strip())\n",
+    "    inventory[product] = quantity\n",
+    "\n",
+    "customer_orders = set()\n",
+    "\n",
+    "while True:\n",
+    "    order = input('Enter the name of the product to purchase: ').strip().lower()\n",
+    "    \n",
+    "    if order in products:\n",
+    "        customer_orders.add(order)\n",
+    "        \n",
+    "    else:\n",
+    "        while order not in products:\n",
+    "            print (f\"'{order}' is not in our inventory. Please select another item.\")\n",
+    "            order = input('Enter the name of the product to purchase: ').strip().lower()\n",
+    "            if order in products:\n",
+    "                customer_orders.add(order)\n",
+    "\n",
+    "    validation = input(\"Do you want to buy more items? (yes/no): \").strip().lower()\n",
+    "\n",
+    "    while validation not in (\"no\", \"yes\"):\n",
+    "        print(f\"'{validation}' is not a correct option. Please select 'yes' or 'no'.\")\n",
+    "        validation = input(\"Do you want to buy more items? (yes/no): \").strip().lower()\n",
+    "\n",
+    "    if validation == \"no\":\n",
+    "        break\n",
+    "    \n",
+    "\n",
+    "print (f\"The customer has ordered {customer_orders}\" \"\\n\")\n",
+    "\n",
+    "total_products_ordered = len(customer_orders)\n",
+    "percentage_ordered = (total_products_ordered/len(products))*100\n",
+    "\n",
+    "order_status = (total_products_ordered, percentage_ordered)\n",
+    "\n",
+    "print (\"Order Statistics:\" \"\\n\", \n",
+    "f\"Total Products Ordered: {order_status[0]}\" \"\\n\",\n",
+    "f\"Percentage of Products Ordered : {order_status[1]}%\" \"\\n\")\n",
+    "\n",
+    "for item in customer_orders:\n",
+    "        inventory[item] -= 1\n",
+    "\n",
+    "for key,value in inventory.items():\n",
+    "    print (f\"The actual quantity of item {key} is: {value}\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "fa6bbaa8",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "802b1e0f",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -55,7 +151,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.14.4"
   }
  },
  "nbformat": 4,