code: def testGetUniquePath(
      self,
      create_graph_fn,
      feeds,
      replaced_tensors_ready,
      expected_calls_dict,
  ):
      with tf.compat.v1.Graph().as_default() as graph:
          tensors = create_graph_fn()
      replaced_tensors_ready = [
          (tensors[name], ready)
          for name, ready in replaced_tensors_ready.items()
      ]
      for name in expected_calls_dict:
          # This is used to construct the debugging string below.
          actual_needed_matchers_to_pass = []
  
          def describe_path_fn(x, parents=None):
              if parents is None:
                  parents_str = ""
              else:
                  parents_str = ", parents={}".format(
                      list(map(_value_to_matcher, parents))
                  )
              actual_needed_matchers_to_pass.append(
                  "({}{}),".format(  # pylint: disable=cell-var-from-loop
                      _value_to_matcher(x, True), parents_str
                  )
              )
  
              if isinstance(x, tf.Operation):
                  return x.node_def.name
              if isinstance(x, tf.Tensor):
                  self.assertLessEqual(len(parents), 1)
                  return x.name
              if isinstance(x, (str, bytes)):
                  return x
              raise ValueError("Unexpected type: {}".format(x))
  
          path_cb_mock = mock.MagicMock(side_effect=describe_path_fn)
  
          graph_analyzer = graph_tools.InitializableGraphAnalyzer(
              graph,
              {x: tensors[x] for x in feeds},
              replaced_tensors_ready,
              path_cb_mock,
          )
  
          graph_analyzer.get_unique_path(tensors[name])
  
          try:
              path_cb_mock.assert_has_calls(expected_calls_dict[name])
              self.assertEqual(
                  path_cb_mock.call_count,
                  len(expected_calls_dict[name]),
                  "Number of expected calls != number of actual calls for {}: {}".format(
                      name, path_cb_mock.call_args_list
                  ),
              )
          except AssertionError:
              tf.compat.v1.logging.error(
                  "The following is a list of matchers for {}:\n{}".format(
                      name, "\n".join(actual_needed_matchers_to_pass)
                  )
              )
              raise
  
imports: import abc
  import os
  import tempfile
  import tensorflow
  from tensorflow_transform import graph_tools
  from tensorflow_transform import test_case
  from tfx_bsl.types import tfx_namedtuple
  from tensorflow.python.ops import control_flow_ops
label_desc: Use image node_id 1 for calling the GraphToolsTestUniquePath obj's underlying member method code with example usage: obj.testGetUniquePath(create_graph_fn, feeds, replaced_tensors_ready, expected_calls_dict) and returns: x, x, x