add sample image

main.py

@@ -1,12 +1,22 @@
 from kivy.app import App
+from kivy.clock import Clock
 from kivy.uix.label import Label
+from kivy.uix.widget import Widget
+from kivy.graphics import Rectangle
 
+class GameWidget(Widget):
+    def __init__(self,**kwargs):
+        super().__init__(**kwargs)
+        
+        with self.canvas:
+            Rectangle(source="images/player.png", pos=(0,0), size=(100,100))
+            
 
 class GlobalForest(App):
-
     def build(self):
-        return Label(text='Hello world')
-
+        #return Label(text='Hello world')
+        return GameWidget()
 
 if __name__ == '__main__':
-    GlobalForest().run()
+    app = GlobalForest()
+    app.run()