code: def setUpClass(cls):
      print("\n#################################")
  
      cls.batch_size = 8
      cls.inputs_shape = [cls.batch_size, 200]
      cls.input_layer = Input(cls.inputs_shape, name="input_layer")
  
      cls.dense = tl.layers.Dense(
          n_units=100, act=tf.nn.relu, in_channels=200
      )(cls.input_layer)
  
      cls.noiselayer = tl.layers.GaussianNoise(name="gaussian")(
          cls.dense
      )
  
      print("Testing GaussianNoise: \n", cls.noiselayer._info[0].layer)
  
file_path: TensorLayer/tests/layers/test_layers_noise.py
imports: import os
  import unittest
  import tensorflow
  import tensorlayer
  from tensorlayer.layers import *
  from tests.utils import CustomTestCase
label_desc: Use image node_id 1 for calling the Layer_Convolution_1D_Test obj's underlying member method code with example usage: obj.setUpClass(cls) without return types