class_docstr: This class tests the crypten.models package.
docstr: Tests VGG16 model with Batch Normalization
code: def test_vgg16_bn(self) -> None:
      """Tests VGG16 model with Batch Normalization"""
      self._check_model("vgg16_bn")
  
imports: import unittest
  import crypten
  import torch
  import torchvision
  from test.multiprocess_test_case import MultiProcessTestCase
label_desc: Use image node_id 27 for calling the TestModels obj's underlying member method code with example usage: obj.test_vgg16_bn() without return types