code: def linear_schedule(progress):
      """
      Returns a linear value for the Scheduler
  
      :param progress: (float) Current progress status (in [0, 1])
      :return: (float) 1 - progress
      """
      return 1 - progress
  
label_desc: Use image node_id 5 for calling a global function with example usage: linear_schedule(progress) and returns: unknown