Learn how to create a graphical user interface (GUI) for a data application using Gradio in this 31-minute video tutorial. Explore UI design concepts, install and introduce Gradio, and integrate it with your data app. Follow along as the instructor demonstrates adding input components, implementing class-based code, and building a fully functional Gradio UI. Gain practical skills in enhancing your Python data processing projects with user-friendly interfaces. Part of a comprehensive series on data processing fundamentals, this tutorial builds on previous lessons and provides hands-on experience with code available on GitHub.