event handler sleep timer included, for less cpu usage

gametest.py

@@ -79,6 +79,8 @@ def handle_events():
                 else:
                         if event.type == pygame.QUIT or event.type == KEYDOWN: 
                                 exit_application()
+
+        time.sleep(0.1)
         return
 
 def exit_application():
@@ -90,11 +92,10 @@ def exit_application():
 def shutdown_raspberry():
         os.system("sudo shutdown -h now")
         return
-        
+
 #signal handing for controlled exit via ctrl+c
 signal.signal(signal.SIGINT, signal_handler)
 
-
 pygame.mouse.set_visible(False) # hide mouse
 
 screen = pygame.display.set_mode((screenSizeX, screenSizeY), pygame.FULLSCREEN)