15 - Python Fundamentals: Building a Simple Calculator

Learn how to create a simple calculator using Python in this beginner-friendly tutorial. This video guides you through the basics of programming, including writing code, handling user input, and performing essential math operations. You will also discover how to make your code more reliable by managing errors and organizing your work with functions and loops. By the end of this lesson, you will have built your own calculator and gained practical experience with variables, user interaction, and error handling. Follow along to practice each concept and start building your programming skills from the ground up. 00:00 Introduction 00:11 Why Use Python for Calculators 00:22 Starting Your First Program 00:59 Addition Example 01:21 Subtraction Example 01:43 Multiplication and Division 02:11 Understanding Variables 02:58 Getting User Input 03:20 Converting Input to Numbers 03:53 Choosing a Math Operation 04:36 Collecting Numbers from the User 05:01 Performing Calculations Based on User Choice 05:48 Handling Errors and Mistakes 06:07 Error Handling in Practice 07:07 Creating a Calculator Function 07:57 Using the Calculator Function with User Input 08:35 Adding a Loop for Multiple Calculations 09:22 Building a User-Friendly Calculator 10:24 Improving Input Error Handling 10:55 Adding Exponents and New Features 11:23 Recap and Key Concepts 12:03 Congratulations and Next Steps #Python #Programming #CodingTutorial