code: def __init__(self, method_name):
      super(VirtualGpuTest, self).__init__(method_name)
      self._util = VirtualGpuTestUtil()
  
imports: import random
  import numpy
  from google.protobuf import text_format
  from tensorflow.core.protobuf import config_pb2
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import random_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.platform import test
  from tensorflow.python.platform import tf_logging
label_desc: Use image node_id 1 to create a new VirtualGpuTest object from inherited base classes: test_util with example: obj = VirtualGpuTest(method_name)