from kivy.app import App
from kivy.uix.image import Image
from kivy.uix.button import Button
from kivy.uix.label import Label
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.gridlayout import GridLayout
from kivy.uix.label import Label
import  random
class MainApp(App):
    def build(self):
        img = Image (source='/home/oem/PycharmProjects/pythonProject1/windows.png',
                     size_hint={1, 1},
                     pos_hint={'center_x': 1, 'center_y': 1})
        return img
if name=='main':
    MainApp().run()

size_hint={1, 1},