code: def set_guided_backprop(mode=True):
      ReluOp.guided_backprop = mode
  
imports: from __future__ import print_function
  import mxnet
  from mxnet import gluon, np, npx
  from mxnet import autograd
  from mxnet.gluon import nn
  import numpy
  import cv2
label_desc: Use image node_id 1 for calling a global function with example usage: set_guided_backprop(mode) without return types