code: def test_layer_n14(self):
      self.assertEqual(self.n14.get_shape().as_list()[1:], [24, 24, 8])
  
imports: import os
  import unittest
  import tensorflow
  import tensorlayer
  from tensorlayer.layers import *
  from tensorlayer.models import *
  from tests.utils import CustomTestCase
label_desc: Use image node_id 16 for calling the Layer_Convolution_2D_Test obj's underlying member method code with example usage: obj.test_layer_n14() without return types