how to connect apps design and pyhon\ code example
Example 1: real python kivy
$ pip install buildozerExample 2: python app development
Tkinter is Best but If You Want You Can Use Tkinter, Kivy, PyQt5.
If For Game Development Then Pygame$ pip install buildozerTkinter is Best but If You Want You Can Use Tkinter, Kivy, PyQt5.
If For Game Development Then Pygame