There are three parts to the tutorial presented by Simon Bluck on February 25, 2017.
Why invent the wheel? Over the years Python has adopted of features from other languages, skillfully designed and proven to be useful and effective:
As a plus an intro to Tkinter, the built-in Python GUI. Tkinter is a binding to Tk, one half of the Tcl/Tk language, developed over the last 25 years.