code: def LabelSmoothingDefence(y, smoothing=0.9):
      assert (smoothing > 0) and (smoothing < 1)
  
      y -= smoothing * (y - 1.0 / y.shape[0])
  
      return y
  
label_desc: Use image node_id 1 for calling a global function with example usage: LabelSmoothingDefence(y, smoothing) and returns: y