Function FastTensorId

tensorflow/python/eager/pywrap_tfe_src.cc:933–944

}

static tensorflow::int64 FastTensorId(PyObject* tensor) {
  if (EagerTensor_CheckExact(tensor)) {
    return PyEagerTensor_ID(tensor);
  }
  PyObject* id_field = PyObject_GetAttrString(tensor, "_id");
  if (id_field == nullptr) {
    return -1;
  }
  tensorflow::int64 id = MakeInt(id_field);
  Py_DECREF(id_field);
  return id;
}

static tensorflow::DataType FastTensorDtype(PyObject* tensor) {
  if (EagerTensor_CheckExact(tensor)) {