code: def __init__(self, act_type, **kwargs):
      assert act_type == "relu"
      super(Activation, self).__init__(**kwargs)
  
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 2 to create a new Activation object from inherited base classes: mx.gluon with example: obj = Activation(act_type)