import os
os.environ['KIVY_GL_BACKEND'] = 'gl'
from kivy.app import App
from kivy.uix.label import Label
from kivy.core.window import Window

# Set background color to black (optional, but good for screens)
Window.clearcolor = (0, 0, 0, 1)

class ScreenApp(App):
    def build(self):
        # Create a label with large text "Bonjour" centered on the screen
        label = Label(text='Bonjour', font_size='150sp', color=(1, 1, 1, 1))
        return label

if __name__ == '__main__':
    ScreenApp().run()