def test_symb_block_import_backward_compatible(block_type) -> None:
x1 = mx.nd.array([1, 2, 3])
x2 = [mx.nd.array([1, 5, 5]), mx.nd.array([2, 3, 3])]
my_block = block_type()
my_block.collect_params().initialize()
my_block.hybridize()
my_block(x1, x2)
with tempfile.TemporaryDirectory(
prefix="gluonts-estimator-temp-") as temp_dir:
temp_path = Path(temp_dir)
util.export_symb_block(my_block, temp_path, "gluonts-model")
format_json_path = temp_path / "gluonts-model-in_out_format.json"
assert format_json_path.exists()
try:
format_json_path.unlink()
util.import_symb_block(3, temp_path, "gluonts-model")
except FileNotFoundError:
pytest.fail(
"Symbol block import fails when format json is not in path")
def serialize_prediction_net(self, path: Path) -> None:
export_symb_block(self.prediction_net, path, "prediction_net")
