def _get_feeds(self, unfed_input_keys: Iterable[str]) -> Iterable[tf.Tensor]:
    """Returns set of tensors that will be fed."""
    result = object_identity.ObjectIdentitySet(self._func_graph.inputs)
    for input_key in unfed_input_keys:
      unfed_input_components = _get_component_tensors(
          self._structured_inputs[input_key])
      result = result.difference(unfed_input_components)
    return result
Returns set of tensors that will be fed.
tensorflow_transform/saved/saved_transform_io_v2.py