code: def __init__(self):
      BaseApplicationBackend.__init__(self)
      self._timers = list()
  
imports: from __future__ import division
  from ...util.ptime import time
  from ..base import BaseApplicationBackend, BaseCanvasBackend, BaseTimerBackend
  from ...gloo import gl
  from time import sleep
label_desc: Use image node_id 1 to create a new ApplicationBackend object from inherited base classes: BaseApplicationBackend with example: obj = ApplicationBackend()