code: def trailFadePercentage(self):
      return self.mTrailFadePercentage
  
imports: from math import ceil
  from PyQt5.QtCore import *
  from PyQt5.QtGui import *
  from PyQt5.QtWidgets import *
label_desc: Use image node_id 19 for calling the Spinner obj's underlying member method code with example usage: obj.trailFadePercentage() and returns: self