def test_export_stream():
model = nn.Sequential(nn.Linear(5, 10, bias=False))
x = torch.zeros((2, 5))
bytesio = io.BytesIO()
assert len(bytesio.getvalue()) == 0
out = export(model, x, bytesio, return_output=True)
assert len(bytesio.getvalue()) > 0
expected_out = torch.zeros((2, 10)) # check only shape size
np.testing.assert_allclose(out.detach().cpu().numpy(),
expected_out.detach().cpu().numpy())
def test_export_filename():
model = nn.Sequential(nn.Linear(5, 10, bias=False))
x = torch.zeros((2, 5))
output_dir = _get_output_dir('export_filename')
model_path = os.path.join(output_dir, 'model.onnx')
with pytest.warns(UserWarning):
out = export(model, x, model_path, return_output=True)
assert os.path.isfile(model_path)
expected_out = torch.zeros((2, 10)) # check only shape size
np.testing.assert_allclose(out.detach().cpu().numpy(),
expected_out.detach().cpu().numpy())