From 238f8c25b0f77db28429a3fa556757c1a7736d51 Mon Sep 17 00:00:00 2001 From: Sandra Fdez Pascual Date: Sun, 21 Jun 2026 15:40:30 +0200 Subject: [PATCH] complete lab functions --- .../lab-python-functions-checkpoint.ipynb | 236 ++++++++++++++++++ lab-python-functions.ipynb | 173 ++++++++++++- 2 files changed, 406 insertions(+), 3 deletions(-) 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..7664b61 --- /dev/null +++ b/.ipynb_checkpoints/lab-python-functions-checkpoint.ipynb @@ -0,0 +1,236 @@ +{ + "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." + ] + }, + { + "cell_type": "code", + "execution_count": 98, + "id": "95208ece-a063-4b5b-a9f4-d0a6c5d5b204", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "['t-shirt', 'mug', 'hat']\n" + ] + } + ], + "source": [ + "print(products)" + ] + }, + { + "cell_type": "code", + "execution_count": 78, + "id": "4c619853-f67a-4343-bf40-fde0742377b6", + "metadata": {}, + "outputs": [], + "source": [ + "#1. Pseudocode: Create a function. The function receives a list of products. Create an empty dictionary called inventory. \n", + "#Loop through each product in the list. Ask the user how many units of that product there are. Save the product and its quantity in the dictionary. \n", + "#Return the inventory dictionary.\n", + "\n", + "def initialize_inventory(products):\n", + " inventory = {}\n", + "\n", + " for product in products:\n", + " quantity = int(input(\"Stock amount\"))\n", + " inventory[product] = quantity\n", + " \n", + " return inventory\n" + ] + }, + { + "cell_type": "code", + "execution_count": 79, + "id": "f8bc18fe-46c3-4865-8c9b-110373c8d121", + "metadata": {}, + "outputs": [], + "source": [ + "#2. Pseudocode: Create a function. The function receives a list of orders. Create a set for the orders. \n", + "#Loop through each product in the list. Ask the user to input the product they want. Save the product in the set. \n", + "#Return the customer_orders set.\n", + "\n", + "def get_customer_orders():\n", + " customer_orders = set()\n", + "\n", + " for i in range(3):\n", + " product_name = input(\"Product name: \")\n", + " customer_orders.add(product_name)\n", + "\n", + " return customer_orders" + ] + }, + { + "cell_type": "code", + "execution_count": 91, + "id": "0c0a5728-699e-44ca-97ae-0db72e8975f6", + "metadata": {}, + "outputs": [], + "source": [ + "#3. Pseudocode: Create a function that takes 2 elements as parameters. Update the inventory dictionary based on the customer orders.\n", + "\n", + "def update_inventory(customer_orders, inventory):\n", + "\n", + " for product in customer_orders:\n", + " if product in inventory:\n", + " inventory[product] = inventory[product] - 1\n", + "\n", + " return inventory" + ] + }, + { + "cell_type": "code", + "execution_count": 92, + "id": "92b868d9-0d39-4c2a-94d8-bd167b477dd0", + "metadata": {}, + "outputs": [], + "source": [ + "#4. Pseudocode: Counting total orders. Transform into set. Count unique orders. Calculate percentage.\n", + "\n", + "def calculate_order_statistics(customer_orders, products):\n", + " \n", + " total_products_ordered = len(customer_orders)\n", + "\n", + " percentage_ordered = (len(customer_orders) / len(products)) * 100\n", + "\n", + "\n", + " return total_products_ordered, percentage_ordered" + ] + }, + { + "cell_type": "code", + "execution_count": 93, + "id": "69b21c92-b99f-45c0-b0f3-a67b7ed0333b", + "metadata": {}, + "outputs": [], + "source": [ + "#5. Pseudocode: Create a function with a specific parameter. Print order statistics.\n", + "\n", + "def print_order_statistics(order_statistics):\n", + " total_products_ordered, percentage_ordered = order_statistics\n", + "\n", + " print(total_products_ordered, percentage_ordered)" + ] + }, + { + "cell_type": "code", + "execution_count": 94, + "id": "d1efdddc-f57b-4c1d-913c-acc4aa65e68a", + "metadata": {}, + "outputs": [], + "source": [ + "#6. Pseudocode: Define a function with a specific parameter. Print updated inventory.\n", + "\n", + "def print_updated_inventory(inventory):\n", + "\n", + " print(inventory)" + ] + }, + { + "cell_type": "code", + "execution_count": 97, + "id": "eb2ad39e-d055-4d90-8835-a703b62c89ad", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Stock amount 20\n", + "Stock amount 40\n", + "Stock amount 50\n", + "Product name: tshirt\n", + "Product name: mug\n", + "Product name: hat\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "3 100.0\n", + "{'t-shirt': 20, 'mug': 39, 'hat': 49}\n" + ] + } + ], + "source": [ + "#7 Pseudocode: Call the functions to execute the program in the right steps and manage customer orders.\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_order_statistics(order_statistics)\n", + "\n", + "print_updated_inventory(inventory)" + ] + } + ], + "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": "3.14.5" + } + }, + "nbformat": 4, + "nbformat_minor": 5 +} diff --git a/lab-python-functions.ipynb b/lab-python-functions.ipynb index 44d337b..7664b61 100644 --- a/lab-python-functions.ipynb +++ b/lab-python-functions.ipynb @@ -39,9 +39,176 @@ "\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", + "- Test your functions individually to ensure they work correctly." + ] + }, + { + "cell_type": "code", + "execution_count": 98, + "id": "95208ece-a063-4b5b-a9f4-d0a6c5d5b204", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "['t-shirt', 'mug', 'hat']\n" + ] + } + ], + "source": [ + "print(products)" + ] + }, + { + "cell_type": "code", + "execution_count": 78, + "id": "4c619853-f67a-4343-bf40-fde0742377b6", + "metadata": {}, + "outputs": [], + "source": [ + "#1. Pseudocode: Create a function. The function receives a list of products. Create an empty dictionary called inventory. \n", + "#Loop through each product in the list. Ask the user how many units of that product there are. Save the product and its quantity in the dictionary. \n", + "#Return the inventory dictionary.\n", + "\n", + "def initialize_inventory(products):\n", + " inventory = {}\n", + "\n", + " for product in products:\n", + " quantity = int(input(\"Stock amount\"))\n", + " inventory[product] = quantity\n", + " \n", + " return inventory\n" + ] + }, + { + "cell_type": "code", + "execution_count": 79, + "id": "f8bc18fe-46c3-4865-8c9b-110373c8d121", + "metadata": {}, + "outputs": [], + "source": [ + "#2. Pseudocode: Create a function. The function receives a list of orders. Create a set for the orders. \n", + "#Loop through each product in the list. Ask the user to input the product they want. Save the product in the set. \n", + "#Return the customer_orders set.\n", + "\n", + "def get_customer_orders():\n", + " customer_orders = set()\n", + "\n", + " for i in range(3):\n", + " product_name = input(\"Product name: \")\n", + " customer_orders.add(product_name)\n", + "\n", + " return customer_orders" + ] + }, + { + "cell_type": "code", + "execution_count": 91, + "id": "0c0a5728-699e-44ca-97ae-0db72e8975f6", + "metadata": {}, + "outputs": [], + "source": [ + "#3. Pseudocode: Create a function that takes 2 elements as parameters. Update the inventory dictionary based on the customer orders.\n", + "\n", + "def update_inventory(customer_orders, inventory):\n", + "\n", + " for product in customer_orders:\n", + " if product in inventory:\n", + " inventory[product] = inventory[product] - 1\n", + "\n", + " return inventory" + ] + }, + { + "cell_type": "code", + "execution_count": 92, + "id": "92b868d9-0d39-4c2a-94d8-bd167b477dd0", + "metadata": {}, + "outputs": [], + "source": [ + "#4. Pseudocode: Counting total orders. Transform into set. Count unique orders. Calculate percentage.\n", + "\n", + "def calculate_order_statistics(customer_orders, products):\n", + " \n", + " total_products_ordered = len(customer_orders)\n", + "\n", + " percentage_ordered = (len(customer_orders) / len(products)) * 100\n", + "\n", + "\n", + " return total_products_ordered, percentage_ordered" + ] + }, + { + "cell_type": "code", + "execution_count": 93, + "id": "69b21c92-b99f-45c0-b0f3-a67b7ed0333b", + "metadata": {}, + "outputs": [], + "source": [ + "#5. Pseudocode: Create a function with a specific parameter. Print order statistics.\n", + "\n", + "def print_order_statistics(order_statistics):\n", + " total_products_ordered, percentage_ordered = order_statistics\n", + "\n", + " print(total_products_ordered, percentage_ordered)" + ] + }, + { + "cell_type": "code", + "execution_count": 94, + "id": "d1efdddc-f57b-4c1d-913c-acc4aa65e68a", + "metadata": {}, + "outputs": [], + "source": [ + "#6. Pseudocode: Define a function with a specific parameter. Print updated inventory.\n", + "\n", + "def print_updated_inventory(inventory):\n", + "\n", + " print(inventory)" + ] + }, + { + "cell_type": "code", + "execution_count": 97, + "id": "eb2ad39e-d055-4d90-8835-a703b62c89ad", + "metadata": {}, + "outputs": [ + { + "name": "stdin", + "output_type": "stream", + "text": [ + "Stock amount 20\n", + "Stock amount 40\n", + "Stock amount 50\n", + "Product name: tshirt\n", + "Product name: mug\n", + "Product name: hat\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "text": [ + "3 100.0\n", + "{'t-shirt': 20, 'mug': 39, 'hat': 49}\n" + ] + } + ], + "source": [ + "#7 Pseudocode: Call the functions to execute the program in the right steps and manage customer orders.\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_order_statistics(order_statistics)\n", "\n", - "\n" + "print_updated_inventory(inventory)" ] } ], @@ -61,7 +228,7 @@ "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", - "version": "3.9.13" + "version": "3.14.5" } }, "nbformat": 4,