Use Figma to create a drag and drop User Interface for Python using TkInter PART 2
A follow up to the first part( • Use Figma to create a drag and drop User I... ) showing you how to edit the code produced by Tkinter Designer to get a working Python app which reads in input and prints output on button click.
There is also a discussion on how to modularise your code, how to separate the GUI design from the actual functionality of the program