Using Classes and Objects in TKinter - Python (2020) Tutorial #23

The Tkinter module provides classes corresponding to the various widget types in Tk, and a number of mixin and other helper classes (a mixin is a class designed to be combined with other classes using multiple inheritance). When you use Tkinter, you should never access the mixin classes directly.

[Spasmaticus]

Super clear, love the comments about root and conventions, they made things understandable