From 1166e17985ada70f20934692a94ba8773dc3ec60 Mon Sep 17 00:00:00 2001 From: Katarzyna Grzyb Date: Wed, 17 Jun 2026 16:59:16 +0200 Subject: [PATCH] Complete lab python functions --- .../lab-python-functions-checkpoint.ipynb | 246 ++++++++++++++++++ lab-python-functions.ipynb | 179 ++++++++++++- 2 files changed, 424 insertions(+), 1 deletion(-) create mode 100644 .ipynb_checkpoints/lab-python-functions-checkpoint.ipynb diff --git a/.ipynb_checkpoints/lab-python-functions-checkpoint.ipynb b/.ipynb_checkpoints/lab-python-functions-checkpoint.ipynb new file mode 100644 index 0000000..f651809 --- /dev/null +++ b/.ipynb_checkpoints/lab-python-functions-checkpoint.ipynb @@ -0,0 +1,246 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "id": "25d7736c-ba17-4aff-b6bb-66eba20fbf4e", + "metadata": {}, + "source": [ + "# Lab | Functions" + ] + }, + { + "cell_type": "markdown", + "id": "0c581062-8967-4d93-b06e-62833222f930", + "metadata": { + "tags": [] + }, + "source": [ + "## Exercise: Managing Customer Orders with Functions\n", + "\n", + "In the previous exercise, you improved the code for managing customer orders by using loops and flow control. Now, let's take it a step further and refactor the code by introducing functions.\n", + "\n", + "Follow the steps below to complete the exercise:\n", + "\n", + "1. Define a function named `initialize_inventory` that takes `products` as a parameter. Inside the function, implement the code for initializing the inventory dictionary using a loop and user input.\n", + "\n", + "2. Define a function named `get_customer_orders` that takes no parameters. Inside the function, implement the code for prompting the user to enter the product names using a loop. The function should return the `customer_orders` set.\n", + "\n", + "3. Define a function named `update_inventory` that takes `customer_orders` and `inventory` as parameters. Inside the function, implement the code for updating the inventory dictionary based on the customer orders.\n", + "\n", + "4. Define a function named `calculate_order_statistics` that takes `customer_orders` and `products` as parameters. Inside the function, implement the code for calculating the order statistics (total products ordered, and percentage of unique products ordered). The function should return these values.\n", + "\n", + "5. Define a function named `print_order_statistics` that takes `order_statistics` as a parameter. Inside the function, implement the code for printing the order statistics.\n", + "\n", + "6. Define a function named `print_updated_inventory` that takes `inventory` as a parameter. Inside the function, implement the code for printing the updated inventory.\n", + "\n", + "7. Call the functions in the appropriate sequence to execute the program and manage customer orders.\n", + "\n", + "Hints for functions:\n", + "\n", + "- Consider the input parameters required for each function and their return values.\n", + "- Utilize function parameters and return values to transfer data between functions.\n", + "- Test your functions individually to ensure they work correctly.\n", + "\n", + "\n" + ] + }, + { + "cell_type": "code", + "execution_count": 21, + "id": "1966607b-b4d5-4d43-a6b4-5acc4fb33c33", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "What is the quantity of t-shirt? 5\n", + "What is the quantity of mug? 6\n", + "What is the quantity of hat? 7\n", + "What is the quantity of book? 8\n", + "What is the quantity of keychain? 9\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "========== Please indicate what do you want to order ==========\n", + "Products: t-shirt, mug, hat, book, keychain\n", + "==============================================\n", + "\n" + ] + }, + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): yes\n", + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): no\n" + ] + } + ], + "source": [ + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n", + "\n", + "def initialize_inventory(products):\n", + " inventory = {}\n", + "\n", + " for product in products:\n", + " quantity = input(f\"What is the quantity of {product}? \")\n", + " inventory[product] = int(quantity)\n", + "\n", + " return inventory\n", + "inventory = initialize_inventory(products)\n", + "\n", + "def get_customer_orders():\n", + " customer_orders = {}\n", + " user_choice2 = \"yes\"\n", + "\n", + " while user_choice2 == \"yes\":\n", + " user_choice = input(\"Enter a product that you want to order: \")\n", + "\n", + " if user_choice in products:\n", + " customer_orders[user_choice] = customer_orders.get(user_choice, 0) + 1\n", + " else:\n", + " print(\"Please enter valid product from the list.\")\n", + "\n", + " user_choice2 = input(\"Do you want to add another product? (yes/no): \").strip().lower()\n", + "\n", + " return customer_orders\n", + " \n", + "customer_orders = get_customer_orders()\n", + " \n", + "def update_inventory(customer_orders, inventory):\n", + " for product in customer_orders:\n", + " inventory[product] -= customer_orders[product]\n", + "\n", + " return inventory\n", + "\n", + "def calculate_order_statistics(customer_orders, products):\n", + "\n", + " total_ordered = len(customer_orders)\n", + "\n", + " percentage_ordered = (len(customer_orders) / len(products)) * 100\n", + "\n", + " return total_ordered, percentage_ordered\n", + "\n", + "def print_order_statistics(order_statistics):\n", + " total, percentage = order_statistics\n", + "\n", + " print(\"Order Statistics:\")\n", + " print(\"======================\\n\")\n", + " print(f\"Total Products Ordered: {total}\")\n", + " print(f\"Percentage of Products Ordered: {percentage}%\")\n", + "\n", + "def print_updated_inventory(inventory):\n", + " print(\"Updated Inventory:\")\n", + "\n", + " for product in inventory:\n", + " print(f\"{product}: {inventory[product]}\")" + ] + }, + { + "cell_type": "code", + "execution_count": 25, + "id": "7dcfd851-5798-4450-92d9-60f447a49dbb", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "========== Please indicate the stock and what do you want to order ==========\n", + "Products: t-shirt, mug, hat, book, keychain\n", + "==============================================\n" + ] + }, + { + "name": "stdin", + "output_type": "stream", + "text": [ + "What is the quantity of t-shirt? 5\n", + "What is the quantity of mug? 6\n", + "What is the quantity of hat? 7\n", + "What is the quantity of book? 8\n", + "What is the quantity of keychain? 9\n", + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): yes\n", + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): yes\n", + "Enter a product name: book\n", + "Do you want to add another product? (yes/no): no\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "\n", + "Order Statistics:\n", + "======================\n", + "\n", + "Total Products Ordered: 2\n", + "Percentage of Products Ordered: 40.0%\n", + "Updated Inventory:\n", + "t-shirt: 5\n", + "mug: 4\n", + "hat: 7\n", + "book: 7\n", + "keychain: 9\n" + ] + } + ], + "source": [ + "print(\"========== Please indicate the stock and what do you want to order ==========\")\n", + "print(\"Products: t-shirt, mug, hat, book, keychain\")\n", + "print(\"==============================================\")\n", + "\n", + "inventory = initialize_inventory(products)\n", + "\n", + "customer_orders = get_customer_orders()\n", + "\n", + "inventory = update_inventory(customer_orders, inventory)\n", + "\n", + "order_statistics = calculate_order_statistics(customer_orders, products)\n", + "\n", + "print()\n", + "\n", + "print_order_statistics(order_statistics)\n", + "\n", + "print_updated_inventory(inventory)" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "9eed01ad-0111-4037-a09b-c1a2b684583c", + "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": "3.13.9" + } + }, + "nbformat": 4, + "nbformat_minor": 5 +} diff --git a/lab-python-functions.ipynb b/lab-python-functions.ipynb index 44d337b..f651809 100644 --- a/lab-python-functions.ipynb +++ b/lab-python-functions.ipynb @@ -43,6 +43,183 @@ "\n", "\n" ] + }, + { + "cell_type": "code", + "execution_count": 21, + "id": "1966607b-b4d5-4d43-a6b4-5acc4fb33c33", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "What is the quantity of t-shirt? 5\n", + "What is the quantity of mug? 6\n", + "What is the quantity of hat? 7\n", + "What is the quantity of book? 8\n", + "What is the quantity of keychain? 9\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "========== Please indicate what do you want to order ==========\n", + "Products: t-shirt, mug, hat, book, keychain\n", + "==============================================\n", + "\n" + ] + }, + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): yes\n", + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): no\n" + ] + } + ], + "source": [ + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]\n", + "\n", + "def initialize_inventory(products):\n", + " inventory = {}\n", + "\n", + " for product in products:\n", + " quantity = input(f\"What is the quantity of {product}? \")\n", + " inventory[product] = int(quantity)\n", + "\n", + " return inventory\n", + "inventory = initialize_inventory(products)\n", + "\n", + "def get_customer_orders():\n", + " customer_orders = {}\n", + " user_choice2 = \"yes\"\n", + "\n", + " while user_choice2 == \"yes\":\n", + " user_choice = input(\"Enter a product that you want to order: \")\n", + "\n", + " if user_choice in products:\n", + " customer_orders[user_choice] = customer_orders.get(user_choice, 0) + 1\n", + " else:\n", + " print(\"Please enter valid product from the list.\")\n", + "\n", + " user_choice2 = input(\"Do you want to add another product? (yes/no): \").strip().lower()\n", + "\n", + " return customer_orders\n", + " \n", + "customer_orders = get_customer_orders()\n", + " \n", + "def update_inventory(customer_orders, inventory):\n", + " for product in customer_orders:\n", + " inventory[product] -= customer_orders[product]\n", + "\n", + " return inventory\n", + "\n", + "def calculate_order_statistics(customer_orders, products):\n", + "\n", + " total_ordered = len(customer_orders)\n", + "\n", + " percentage_ordered = (len(customer_orders) / len(products)) * 100\n", + "\n", + " return total_ordered, percentage_ordered\n", + "\n", + "def print_order_statistics(order_statistics):\n", + " total, percentage = order_statistics\n", + "\n", + " print(\"Order Statistics:\")\n", + " print(\"======================\\n\")\n", + " print(f\"Total Products Ordered: {total}\")\n", + " print(f\"Percentage of Products Ordered: {percentage}%\")\n", + "\n", + "def print_updated_inventory(inventory):\n", + " print(\"Updated Inventory:\")\n", + "\n", + " for product in inventory:\n", + " print(f\"{product}: {inventory[product]}\")" + ] + }, + { + "cell_type": "code", + "execution_count": 25, + "id": "7dcfd851-5798-4450-92d9-60f447a49dbb", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "========== Please indicate the stock and what do you want to order ==========\n", + "Products: t-shirt, mug, hat, book, keychain\n", + "==============================================\n" + ] + }, + { + "name": "stdin", + "output_type": "stream", + "text": [ + "What is the quantity of t-shirt? 5\n", + "What is the quantity of mug? 6\n", + "What is the quantity of hat? 7\n", + "What is the quantity of book? 8\n", + "What is the quantity of keychain? 9\n", + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): yes\n", + "Enter a product name: mug\n", + "Do you want to add another product? (yes/no): yes\n", + "Enter a product name: book\n", + "Do you want to add another product? (yes/no): no\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "\n", + "Order Statistics:\n", + "======================\n", + "\n", + "Total Products Ordered: 2\n", + "Percentage of Products Ordered: 40.0%\n", + "Updated Inventory:\n", + "t-shirt: 5\n", + "mug: 4\n", + "hat: 7\n", + "book: 7\n", + "keychain: 9\n" + ] + } + ], + "source": [ + "print(\"========== Please indicate the stock and what do you want to order ==========\")\n", + "print(\"Products: t-shirt, mug, hat, book, keychain\")\n", + "print(\"==============================================\")\n", + "\n", + "inventory = initialize_inventory(products)\n", + "\n", + "customer_orders = get_customer_orders()\n", + "\n", + "inventory = update_inventory(customer_orders, inventory)\n", + "\n", + "order_statistics = calculate_order_statistics(customer_orders, products)\n", + "\n", + "print()\n", + "\n", + "print_order_statistics(order_statistics)\n", + "\n", + "print_updated_inventory(inventory)" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "9eed01ad-0111-4037-a09b-c1a2b684583c", + "metadata": {}, + "outputs": [], + "source": [] } ], "metadata": { @@ -61,7 +238,7 @@ "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", - "version": "3.9.13" + "version": "3.13.9" } }, "nbformat": 4,