from random import random from kivy.app import App from kivy.lang import Builder from kivy.uix.widget import Widget from kivy.uix.tabbedpanel import TabbedPanel from kivy.uix.button import Button from kivy.graphics import Color, Ellipse, Line Builder.load_file("lightningbeam.kv") class Lightningbeam(TabbedPanel): pass class MyPaintApp(App): def build(self): return Lightningbeam() if __name__ == '__main__': MyPaintApp().run()