code: def test_parse_saved_model(self, builder_cls):
      self.export_simple_graph(builder_cls)
      loader = loader_impl.SavedModelLoader(SIMPLE_ADD_SAVED_MODEL)
      meta_graph = loader.get_meta_graph_def_from_tags(["foo_graph"])
      self.assertIsNotNone(meta_graph)
      self.assertIn("foo", meta_graph.signature_def)
      self.assertIn("bar", meta_graph.signature_def)
  
imports: import os
  import shutil
  from absl.testing import parameterized
  from tensorflow.python.client import session
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.ops import control_flow_ops
  from tensorflow.python.ops import resource_variables_toggle
  from tensorflow.python.ops import state_ops
  from tensorflow.python.ops import variable_v1
  from tensorflow.python.ops import variables
  from tensorflow.python.platform import test
  from tensorflow.python.saved_model import builder
  from tensorflow.python.saved_model import loader_impl
  from tensorflow.python.saved_model import signature_def_utils
  from tensorflow.python.saved_model import utils
  from tensorflow.python.training import saver
label_desc: Use image node_id 9 for calling the SavedModelLoaderTest obj's underlying member method code with example usage: obj.test_parse_saved_model(builder_cls) without return types