From 1cfd2b19b155ba99b7bff99bedcc4d326c0fd202 Mon Sep 17 00:00:00 2001 From: AnaP2020 Date: Sat, 16 May 2026 18:30:38 +0100 Subject: [PATCH 1/3] Lab 1 Unit 2 done --- lab-python-list-comprehension.ipynb | 286 ++++++++++++++++++++++++++++ 1 file changed, 286 insertions(+) create mode 100644 lab-python-list-comprehension.ipynb diff --git a/lab-python-list-comprehension.ipynb b/lab-python-list-comprehension.ipynb new file mode 100644 index 0000000..e11f7ea --- /dev/null +++ b/lab-python-list-comprehension.ipynb @@ -0,0 +1,286 @@ +{ + "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": 77, + "id": "aed6a698", + "metadata": {}, + "outputs": [], + "source": [ + "def initialize_inventory(products):\n", + " inventory = {product: int(input(f\"Enter the quantity of {product}s available: \")) for product in products}\n", + " print(\"Current Inventory:\")\n", + " formatted_items = [f\"Enter the quantity of {product}s available: {quantity}\" for product, quantity in inventory.items()]\n", + " for item in formatted_items:\n", + " print(item)\n", + " return inventory" + ] + }, + { + "cell_type": "code", + "execution_count": 89, + "id": "4471ba80", + "metadata": {}, + "outputs": [], + "source": [ + "def get_customer_orders():\n", + " num_orders = int(input(\"Enter the number of products you wish to order: \"))\n", + " print(f\"Enter the number of customer orders: {num_orders}\")\n", + " orders = {input(f\"Enter product name {i+1}: \") for i in range(num_orders)}\n", + " formatted_orders = [f\"Enter the name of a product that a customer wants to order: {order}\" for order in orders]\n", + " for order in formatted_orders:\n", + " print(order)\n", + " return orders" + ] + }, + { + "cell_type": "code", + "execution_count": 103, + "id": "0324db36", + "metadata": {}, + "outputs": [], + "source": [ + "def calculate_order_total_price(customer_orders):\n", + " prices = [int(input(f\"Enter the price of {order}: \")) for order in customer_orders]\n", + " for order, price in zip(customer_orders, prices):\n", + " print(f\"Enter the price of {order}: {price}\")\n", + " total_price = sum(prices)\n", + " print(f\"Total price: {total_price}\")" + ] + }, + { + "cell_type": "code", + "execution_count": 30, + "id": "1fd68526", + "metadata": {}, + "outputs": [], + "source": [ + "def update_inventory(customer_orders, inventory):\n", + " updated_inventory = {item:count - list(customer_orders).count(item) if item in customer_orders else count for item, count in inventory.items()}\n", + " return updated_inventory" + ] + }, + { + "cell_type": "code", + "execution_count": 102, + "id": "f5da5133", + "metadata": {}, + "outputs": [], + "source": [ + "def calculate_order_statistics(customer_orders, products):\n", + " total_products_ordered = sum(1 for order in customer_orders if order in products)\n", + " total_unique_products = len(products)\n", + " percentage_unique_products_ordered = (total_products_ordered / total_unique_products) * 100\n", + " return total_products_ordered, percentage_unique_products_ordered" + ] + }, + { + "cell_type": "code", + "execution_count": 96, + "id": "42a80463", + "metadata": {}, + "outputs": [], + "source": [ + "def print_order_statistics(order_statistics):\n", + " print(\"Order Statistics:\")\n", + " print(f\"\"\"Total products ordered: {order_statistics[0]}\n", + "Percentage of unique products ordered: {order_statistics[1]:.2f}%\"\"\")" + ] + }, + { + "cell_type": "code", + "execution_count": 105, + "id": "46411eab", + "metadata": {}, + "outputs": [], + "source": [ + "def print_update_inventory(inventory):\n", + " formated_list = [f\"{product}:{quantity}\"for product, quantity in inventory.items()]\n", + " print(\"Updated Inventory:\")\n", + " for item in formated_list:\n", + " print(item)" + ] + }, + { + "cell_type": "code", + "execution_count": 26, + "id": "5deeb9e9", + "metadata": {}, + "outputs": [], + "source": [ + "products = [\"t-shirt\", \"mug\", \"hat\", \"book\", \"keychain\"]" + ] + }, + { + "cell_type": "code", + "execution_count": 108, + "id": "e2850349", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Current Inventory:\n", + "Enter the quantity of t-shirts available: 10\n", + "Enter the quantity of mugs available: 10\n", + "Enter the quantity of hats available: 10\n", + "Enter the quantity of books available: 10\n", + "Enter the quantity of keychains available: 10\n", + "Enter the number of customer orders: 1\n", + "Enter the name of a product that a customer wants to order: mug\n" + ] + } + ], + "source": [ + "inventory = initialize_inventory(products)\n", + "customer_orders = get_customer_orders()" + ] + }, + { + "cell_type": "code", + "execution_count": 109, + "id": "6f9dd93c", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Order Statistics:\n", + "Total products ordered: 1\n", + "Percentage of unique products ordered: 20.00%\n" + ] + } + ], + "source": [ + "order_statistics = calculate_order_statistics(customer_orders, products)\n", + "print_order_statistics(order_statistics)" + ] + }, + { + "cell_type": "code", + "execution_count": 110, + "id": "84500ef2", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Updated Inventory:\n", + "t-shirt:10\n", + "mug:9\n", + "hat:10\n", + "book:10\n", + "keychain:10\n", + "Enter the price of mug: 7\n", + "Total price: 7\n" + ] + } + ], + "source": [ + "updated_inventory = update_inventory(customer_orders, inventory)\n", + "print_update_inventory(updated_inventory)\n", + "calculate_order_total_price(customer_orders)" + ] + } + ], + "metadata": { + "kernelspec": { + "display_name": "base", + "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 +} From 59583f347aae69a1665026a23ba1affc06c8a937 Mon Sep 17 00:00:00 2001 From: AnaP2020 Date: Sat, 16 May 2026 18:38:58 +0100 Subject: [PATCH 2/3] lab 1 unit 2 corrected --- lab-python-list-comprehension.ipynb | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/lab-python-list-comprehension.ipynb b/lab-python-list-comprehension.ipynb index e11f7ea..fbfc729 100644 --- a/lab-python-list-comprehension.ipynb +++ b/lab-python-list-comprehension.ipynb @@ -94,7 +94,7 @@ }, { "cell_type": "code", - "execution_count": 89, + "execution_count": 111, "id": "4471ba80", "metadata": {}, "outputs": [], @@ -103,7 +103,7 @@ " num_orders = int(input(\"Enter the number of products you wish to order: \"))\n", " print(f\"Enter the number of customer orders: {num_orders}\")\n", " orders = {input(f\"Enter product name {i+1}: \") for i in range(num_orders)}\n", - " formatted_orders = [f\"Enter the name of a product that a customer wants to order: {order}\" for order in orders]\n", + " formatted_orders = [f\"Enter the name of a product that a customer wants to order: {order}\" for order in sorted(orders)]\n", " for order in formatted_orders:\n", " print(order)\n", " return orders" @@ -189,7 +189,7 @@ }, { "cell_type": "code", - "execution_count": 108, + "execution_count": 112, "id": "e2850349", "metadata": {}, "outputs": [ @@ -203,7 +203,8 @@ "Enter the quantity of hats available: 10\n", "Enter the quantity of books available: 10\n", "Enter the quantity of keychains available: 10\n", - "Enter the number of customer orders: 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: mug\n" ] } @@ -215,7 +216,7 @@ }, { "cell_type": "code", - "execution_count": 109, + "execution_count": 113, "id": "6f9dd93c", "metadata": {}, "outputs": [ @@ -224,8 +225,8 @@ "output_type": "stream", "text": [ "Order Statistics:\n", - "Total products ordered: 1\n", - "Percentage of unique products ordered: 20.00%\n" + "Total products ordered: 2\n", + "Percentage of unique products ordered: 40.00%\n" ] } ], @@ -236,7 +237,7 @@ }, { "cell_type": "code", - "execution_count": 110, + "execution_count": 114, "id": "84500ef2", "metadata": {}, "outputs": [ @@ -247,11 +248,12 @@ "Updated Inventory:\n", "t-shirt:10\n", "mug:9\n", - "hat:10\n", + "hat:9\n", "book:10\n", "keychain:10\n", - "Enter the price of mug: 7\n", - "Total price: 7\n" + "Enter the price of hat: 24\n", + "Enter the price of mug: 15\n", + "Total price: 39\n" ] } ], From 62f513b98dad519babd3c7fb1df8f75cceabee2b Mon Sep 17 00:00:00 2001 From: AnaP2020 Date: Sat, 16 May 2026 18:43:43 +0100 Subject: [PATCH 3/3] Done again --- lab-python-list-comprehension.ipynb | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/lab-python-list-comprehension.ipynb b/lab-python-list-comprehension.ipynb index fbfc729..7478a31 100644 --- a/lab-python-list-comprehension.ipynb +++ b/lab-python-list-comprehension.ipynb @@ -92,6 +92,25 @@ " return inventory" ] }, + { + "cell_type": "code", + "execution_count": null, + "id": "5bc8faa6", + "metadata": {}, + "outputs": [], + "source": [ + "# previously edited code\n", + "def get_customer_orders():\n", + " orders = set()\n", + " while True:\n", + " order = input(\"Enter the name of a product to order: \")\n", + " orders.add(order)\n", + " more = input(\"Do you want to order another product? (yes/no): \")\n", + " if more.lower() != \"yes\":\n", + " break\n", + " return orders" + ] + }, { "cell_type": "code", "execution_count": 111,