TF_AbstractTensor* TF_CreateAbstractTensorFromEagerTensor(TFE_TensorHandle* t,
                                                          TF_Status* s);
TFE_TensorHandle* TF_AbstractTensorGetEagerTensor(TF_AbstractTensor* at,
                                                  TF_Status* s);
TFE_Context* TF_ExecutionContextGetTFEContext(TF_ExecutionContext*,
                                              TF_Status* s);