diff --git a/.ipynb_checkpoints/lab-python-list-comprehension-checkpoint.ipynb b/.ipynb_checkpoints/lab-python-list-comprehension-checkpoint.ipynb new file mode 100644 index 0000000..d2c9ad8 --- /dev/null +++ b/.ipynb_checkpoints/lab-python-list-comprehension-checkpoint.ipynb @@ -0,0 +1,321 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "id": "25d7736c-ba17-4aff-b6bb-66eba20fbf4e", + "metadata": {}, + "source": [ + "# Lab | List, Dict and Set Comprehension" + ] + }, + { + "cell_type": "markdown", + "id": "7dd3cbde-675a-4b81-92c3-f728846dbe06", + "metadata": {}, + "source": [ + "## Exercise: Managing Customer Orders Optimized with Comprehension" + ] + }, + { + "cell_type": "markdown", + "id": "5d500160-2fb7-4777-b5e4-09d45ebaf328", + "metadata": {}, + "source": [ + "In the previous exercise, you developed a program to manage customer orders and inventory. Now, let's take it a step further and incorporate comprehension into your code.\n", + "\n", + "Follow the steps below to complete the exercise:\n", + "\n", + "1. Review your code from the previous exercise and identify areas where you can apply comprehension to simplify and streamline your code. \n", + "\n", + " - *Hint: Apply it to initialize inventory, updating the inventory and printing the updated inventory.*\n", + " \n", + " - For example, in initializing the inventory, we could have:\n", + " \n", + " ```python\n", + " def initialize_inventory(products):\n", + " inventory = {product: int(input(f\"Enter the quantity of {product}s available: \")) for product in products}\n", + " return inventory\n", + "\n", + " ```\n", + "
\n", + " \n", + " \n", + "2. Modify the function get_customer_orders so it prompts the user to enter the number of customer orders and gathers the product names using a loop and user input. Use comprehension.\n", + "\n", + "3. Add a new function to calculate the total price of the customer order. For each product in customer_orders, prompt the user to enter the price of that product. Use comprehension to calculate the total price. Note: assume that the user can only have 1 unit of each product.\n", + "\n", + "4. Modify the update_inventory function to remove the product from the inventory if its quantity becomes zero after fulfilling the customer orders. Use comprehension to filter out the products with a quantity of zero from the inventory.\n", + "\n", + "5. Print the total price of the customer order.\n", + "\n", + "Your code should produce output similar to the following:\n", + "\n", + "```python\n", + "Enter the quantity of t-shirts available: 5\n", + "Enter the quantity of mugs available: 4\n", + "Enter the quantity of hats available: 3\n", + "Enter the quantity of books available: 2\n", + "Enter the quantity of keychains available: 1\n", + "Enter the number of customer orders: 2\n", + "Enter the name of a product that a customer wants to order: hat\n", + "Enter the name of a product that a customer wants to order: keychain\n", + "\n", + "Order Statistics:\n", + "Total Products Ordered: 2\n", + "Percentage of Unique Products Ordered: 40.0\n", + "\n", + "Updated Inventory:\n", + "t-shirt: 5\n", + "mug: 4\n", + "hat: 2\n", + "book: 2\n", + "Enter the price of keychain: 5\n", + "Enter the price of hat: 10\n", + "Total Price: 15.0\n", + "\n", + "```\n" + ] + }, + { + "cell_type": "code", + "execution_count": 2, + "id": "3088a610-0510-4849-82e3-884a8be5bb71", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the quantity of t-shirts available: 5\n", + "Enter the quantity of mugs available: 5\n", + "Enter the quantity of hats available: 5\n", + "Enter the quantity of books available: 5\n", + "Enter the quantity of keychains available: 5\n" + ] + } + ], + "source": [ + "#1\n", + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n", + "inventory = {product: int(input(f\"Enter the quantity of {product}s available: \")) for product in products}\n" + ] + }, + { + "cell_type": "code", + "execution_count": 5, + "id": "b88c0ca8-8440-4918-98c7-12aaf57c08a9", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the number of customer orders: 3\n", + "Enter the name of product 1 to order: hat\n", + "Enter the name of product 2 to order: mug\n", + "Enter the name of product 3 to order: book\n" + ] + } + ], + "source": [ + "#2\n", + "num_orders = int(input(\"Enter the number of customer orders: \"))\n", + "customer_orders = {input(f\"Enter the name of product {i + 1} to order: \") for i in range(num_orders)}\n" + ] + }, + { + "cell_type": "code", + "execution_count": 8, + "id": "abd9de57-158f-4a36-b59b-2b9ba2b3751b", + "metadata": {}, + "outputs": [], + "source": [ + "#3\n", + "def calculate_total_price(customer_orders):\n", + " return sum(float(input(f\"Enter the price of {item}: \")) for item in customer_orders)\n", + " " + ] + }, + { + "cell_type": "code", + "execution_count": 10, + "id": "05fd9d53-dce3-42cb-a1b9-501616eac0c6", + "metadata": {}, + "outputs": [], + "source": [ + "#4\n", + "def update_inventory(inventory, customer_orders):\n", + " for item in customer_orders:\n", + " if item in inventory:\n", + " inventory[item] -= 1\n", + " return {item: qty for item, qty in inventory.items() if qty > 0}\n" + ] + }, + { + "cell_type": "code", + "execution_count": 12, + "id": "233cd2b0-f755-448c-8231-567c2a184227", + "metadata": {}, + "outputs": [], + "source": [ + "#5\n", + "def calculate_order_statistics(customer_orders, products):\n", + " total_products_ordered = len(customer_orders)\n", + " percentage_ordered = (total_products_ordered / len(products)) * 100\n", + " return total_products_ordered, percentage_ordered\n", + "\n" + ] + }, + { + "cell_type": "code", + "execution_count": 13, + "id": "7227ce44-bbaa-45d9-952b-dcca68c5e220", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the quantity of t-shirts available: 5\n", + "Enter the quantity of mugs available: 4\n", + "Enter the quantity of hats available: 6\n", + "Enter the quantity of books available: 5\n", + "Enter the quantity of keychains available: 5\n", + "Enter the number of customer orders: 2\n", + "Enter the name of a product that a customer wants to order: hat\n", + "Enter the name of a product that a customer wants to order: book\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "\n", + "Order Statistics:\n", + "Total Products Ordered: 2\n", + "Percentage of Unique Products Ordered: 40.0%\n", + "\n", + "Updated Inventory:\n", + "t-shirt: 5\n", + "mug: 4\n", + "hat: 5\n", + "book: 4\n", + "keychain: 5\n" + ] + }, + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the price of hat: 200\n", + "Enter the price of book: 100\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "\n", + "Total Price: 300.00\n" + ] + } + ], + "source": [ + "# --- Step 1: Initialize global product list ---\n", + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n", + "\n", + "\n", + "# --- Step 1: Initialize inventory using dictionary comprehension ---\n", + "def initialize_inventory(products):\n", + " return {product: int(input(f\"Enter the quantity of {product}s available: \")) for product in products}\n", + "\n", + "\n", + "# --- Step 2: Get customer orders using set comprehension ---\n", + "def get_customer_orders(products):\n", + " num_orders = int(input(\"Enter the number of customer orders: \"))\n", + " return {\n", + " prod\n", + " for i in range(num_orders)\n", + " if (prod := input(f\"Enter the name of a product that a customer wants to order: \")) in products\n", + " }\n", + "\n", + "\n", + "# --- Step 3: Calculate total price using comprehension ---\n", + "# (assumes 1 unit per product)\n", + "def calculate_total_price(customer_orders):\n", + " return sum(float(input(f\"Enter the price of {item}: \")) for item in customer_orders)\n", + "\n", + "\n", + "# --- Step 4: Update inventory using comprehension and filter out zero-quantity items ---\n", + "def update_inventory(inventory, customer_orders):\n", + " return {\n", + " item: qty - (1 if item in customer_orders else 0)\n", + " for item, qty in inventory.items()\n", + " if qty - (1 if item in customer_orders else 0) > 0\n", + " }\n", + "\n", + "\n", + "# --- Step 5: Calculate and print order statistics ---\n", + "def calculate_order_statistics(customer_orders, products):\n", + " total_products_ordered = len(customer_orders)\n", + " percentage_ordered = (total_products_ordered / len(products)) * 100\n", + " return total_products_ordered, percentage_ordered\n", + "\n", + "\n", + "def print_order_statistics(stats):\n", + " print(\"\\nOrder Statistics:\")\n", + " print(f\"Total Products Ordered: {stats[0]}\")\n", + " print(f\"Percentage of Unique Products Ordered: {stats[1]:.1f}%\")\n", + "\n", + "\n", + "def print_updated_inventory(inventory):\n", + " print(\"\\nUpdated Inventory:\")\n", + " for item, qty in inventory.items():\n", + " print(f\"{item}: {qty}\")\n", + "\n", + "\n", + "# --- Main Program Flow ---\n", + "inventory = initialize_inventory(products)\n", + "customer_orders = get_customer_orders(products)\n", + "\n", + "updated_inventory = update_inventory(inventory, customer_orders)\n", + "stats = calculate_order_statistics(customer_orders, products)\n", + "\n", + "print_order_statistics(stats)\n", + "print_updated_inventory(updated_inventory)\n", + "\n", + "total_price = calculate_total_price(customer_orders)\n", + "print(f\"\\nTotal Price: {total_price:.2f}\")" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "316830df-47b3-4813-8c4c-bcde88fd69ad", + "metadata": {}, + "outputs": [], + "source": [] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3 (ipykernel)", + "language": "python", + "name": "python3" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 3 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython3", + "version": "3.13.5" + } + }, + "nbformat": 4, + "nbformat_minor": 5 +} diff --git a/lab-python-list-comprehension.ipynb b/lab-python-list-comprehension.ipynb index 5a3c3e1..d2c9ad8 100644 --- a/lab-python-list-comprehension.ipynb +++ b/lab-python-list-comprehension.ipynb @@ -75,6 +75,226 @@ "\n", "```\n" ] + }, + { + "cell_type": "code", + "execution_count": 2, + "id": "3088a610-0510-4849-82e3-884a8be5bb71", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the quantity of t-shirts available: 5\n", + "Enter the quantity of mugs available: 5\n", + "Enter the quantity of hats available: 5\n", + "Enter the quantity of books available: 5\n", + "Enter the quantity of keychains available: 5\n" + ] + } + ], + "source": [ + "#1\n", + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n", + "inventory = {product: int(input(f\"Enter the quantity of {product}s available: \")) for product in products}\n" + ] + }, + { + "cell_type": "code", + "execution_count": 5, + "id": "b88c0ca8-8440-4918-98c7-12aaf57c08a9", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the number of customer orders: 3\n", + "Enter the name of product 1 to order: hat\n", + "Enter the name of product 2 to order: mug\n", + "Enter the name of product 3 to order: book\n" + ] + } + ], + "source": [ + "#2\n", + "num_orders = int(input(\"Enter the number of customer orders: \"))\n", + "customer_orders = {input(f\"Enter the name of product {i + 1} to order: \") for i in range(num_orders)}\n" + ] + }, + { + "cell_type": "code", + "execution_count": 8, + "id": "abd9de57-158f-4a36-b59b-2b9ba2b3751b", + "metadata": {}, + "outputs": [], + "source": [ + "#3\n", + "def calculate_total_price(customer_orders):\n", + " return sum(float(input(f\"Enter the price of {item}: \")) for item in customer_orders)\n", + " " + ] + }, + { + "cell_type": "code", + "execution_count": 10, + "id": "05fd9d53-dce3-42cb-a1b9-501616eac0c6", + "metadata": {}, + "outputs": [], + "source": [ + "#4\n", + "def update_inventory(inventory, customer_orders):\n", + " for item in customer_orders:\n", + " if item in inventory:\n", + " inventory[item] -= 1\n", + " return {item: qty for item, qty in inventory.items() if qty > 0}\n" + ] + }, + { + "cell_type": "code", + "execution_count": 12, + "id": "233cd2b0-f755-448c-8231-567c2a184227", + "metadata": {}, + "outputs": [], + "source": [ + "#5\n", + "def calculate_order_statistics(customer_orders, products):\n", + " total_products_ordered = len(customer_orders)\n", + " percentage_ordered = (total_products_ordered / len(products)) * 100\n", + " return total_products_ordered, percentage_ordered\n", + "\n" + ] + }, + { + "cell_type": "code", + "execution_count": 13, + "id": "7227ce44-bbaa-45d9-952b-dcca68c5e220", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the quantity of t-shirts available: 5\n", + "Enter the quantity of mugs available: 4\n", + "Enter the quantity of hats available: 6\n", + "Enter the quantity of books available: 5\n", + "Enter the quantity of keychains available: 5\n", + "Enter the number of customer orders: 2\n", + "Enter the name of a product that a customer wants to order: hat\n", + "Enter the name of a product that a customer wants to order: book\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "\n", + "Order Statistics:\n", + "Total Products Ordered: 2\n", + "Percentage of Unique Products Ordered: 40.0%\n", + "\n", + "Updated Inventory:\n", + "t-shirt: 5\n", + "mug: 4\n", + "hat: 5\n", + "book: 4\n", + "keychain: 5\n" + ] + }, + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter the price of hat: 200\n", + "Enter the price of book: 100\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "\n", + "Total Price: 300.00\n" + ] + } + ], + "source": [ + "# --- Step 1: Initialize global product list ---\n", + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n", + "\n", + "\n", + "# --- Step 1: Initialize inventory using dictionary comprehension ---\n", + "def initialize_inventory(products):\n", + " return {product: int(input(f\"Enter the quantity of {product}s available: \")) for product in products}\n", + "\n", + "\n", + "# --- Step 2: Get customer orders using set comprehension ---\n", + "def get_customer_orders(products):\n", + " num_orders = int(input(\"Enter the number of customer orders: \"))\n", + " return {\n", + " prod\n", + " for i in range(num_orders)\n", + " if (prod := input(f\"Enter the name of a product that a customer wants to order: \")) in products\n", + " }\n", + "\n", + "\n", + "# --- Step 3: Calculate total price using comprehension ---\n", + "# (assumes 1 unit per product)\n", + "def calculate_total_price(customer_orders):\n", + " return sum(float(input(f\"Enter the price of {item}: \")) for item in customer_orders)\n", + "\n", + "\n", + "# --- Step 4: Update inventory using comprehension and filter out zero-quantity items ---\n", + "def update_inventory(inventory, customer_orders):\n", + " return {\n", + " item: qty - (1 if item in customer_orders else 0)\n", + " for item, qty in inventory.items()\n", + " if qty - (1 if item in customer_orders else 0) > 0\n", + " }\n", + "\n", + "\n", + "# --- Step 5: Calculate and print order statistics ---\n", + "def calculate_order_statistics(customer_orders, products):\n", + " total_products_ordered = len(customer_orders)\n", + " percentage_ordered = (total_products_ordered / len(products)) * 100\n", + " return total_products_ordered, percentage_ordered\n", + "\n", + "\n", + "def print_order_statistics(stats):\n", + " print(\"\\nOrder Statistics:\")\n", + " print(f\"Total Products Ordered: {stats[0]}\")\n", + " print(f\"Percentage of Unique Products Ordered: {stats[1]:.1f}%\")\n", + "\n", + "\n", + "def print_updated_inventory(inventory):\n", + " print(\"\\nUpdated Inventory:\")\n", + " for item, qty in inventory.items():\n", + " print(f\"{item}: {qty}\")\n", + "\n", + "\n", + "# --- Main Program Flow ---\n", + "inventory = initialize_inventory(products)\n", + "customer_orders = get_customer_orders(products)\n", + "\n", + "updated_inventory = update_inventory(inventory, customer_orders)\n", + "stats = calculate_order_statistics(customer_orders, products)\n", + "\n", + "print_order_statistics(stats)\n", + "print_updated_inventory(updated_inventory)\n", + "\n", + "total_price = calculate_total_price(customer_orders)\n", + "print(f\"\\nTotal Price: {total_price:.2f}\")" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "316830df-47b3-4813-8c4c-bcde88fd69ad", + "metadata": {}, + "outputs": [], + "source": [] } ], "metadata": { @@ -93,7 +313,7 @@ "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", - "version": "3.9.13" + "version": "3.13.5" } }, "nbformat": 4,