code: def test_layer_n12(self):
      # self.assertEqual(len(self.n7.all_layers), 8)
      # self.assertEqual(len(self.n7.all_params), 13)
      # self.assertEqual(self.n7.count_params(), 74880)
      self.assertEqual(len(self.n12._info[0].layer.all_weights), 2)
      self.assertEqual(self.n12.get_shape().as_list()[1:], [12, 12, 64])
  
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 14 for calling the Layer_Convolution_2D_Test obj's underlying member method code with example usage: obj.test_layer_n12() without return types