def test_load_full_dump_from_path(tmpdir):
# Given
tape_fit_callback_function = TapeCallbackFunction()
tape_transform_callback_function = TapeCallbackFunction()
pipeline = Pipeline(
[('step_a', Identity()),
('step_b',
OutputTransformerWrapper(
FitTransformCallbackStep(tape_fit_callback_function,
tape_transform_callback_function)))],
cache_folder=tmpdir).set_name(PIPELINE_NAME)
# When
pipeline, outputs = pipeline.fit_transform(DATA_INPUTS, EXPECTED_OUTPUTS)
pipeline.save(ExecutionContext(tmpdir), full_dump=True)
# Then
loaded_pipeline = ExecutionContext(tmpdir).load(
os.path.join(PIPELINE_NAME, 'step_b'))
assert isinstance(loaded_pipeline, OutputTransformerWrapper)
loaded_step_b_wrapped_step = loaded_pipeline.wrapped
assert np.array_equal(
loaded_step_b_wrapped_step.transform_callback_function.data[0],
EXPECTED_OUTPUTS)
assert np.array_equal(
loaded_step_b_wrapped_step.fit_callback_function.data[0][0],
EXPECTED_OUTPUTS)
assert np.array_equal(
loaded_step_b_wrapped_step.fit_callback_function.data[0][1],
[None] * len(EXPECTED_OUTPUTS))
def test_step_with_context_should_only_save_wrapped_step(tmpdir):
context = ExecutionContext(root=tmpdir)
service = SomeService()
context.set_service_locator({BaseService: service})
p = Pipeline([SomeStep().assert_has_services(BaseService)
]).with_context(context=context)
p.save(context, full_dump=True)
p: Pipeline = ExecutionContext(root=tmpdir).load(
os.path.join('StepWithContext', 'Pipeline'))
assert isinstance(p, Pipeline)
def test_tensorflowv2_saver(tmpdir):
dataset = toy_dataset()
model = Pipeline([create_model_step(tmpdir)])
loss_first_fit = evaluate_model_on_dataset(model, dataset)
model.save(ExecutionContext(root=tmpdir))
loaded = Pipeline([create_model_step(tmpdir)
]).load(ExecutionContext(root=tmpdir))
loss_second_fit = evaluate_model_on_dataset(loaded, dataset)
assert loss_second_fit < (loss_first_fit / 2)
def test_step_with_context_saver(tmpdir):
context = ExecutionContext(root=tmpdir)
service = SomeService()
pipeline_name = 'testname'
context.set_service_locator({SomeBaseService: service})
p = Pipeline([
SomeStep().assert_has_services(SomeBaseService)
]).with_context(context=context)
p.set_name(pipeline_name)
p.save(context, full_dump=True)
p: StepWithContext = ExecutionContext(root=tmpdir).load(pipeline_name)
assert isinstance(p, StepWithContext)
p: Pipeline = ExecutionContext(root=tmpdir).load(os.path.join(pipeline_name, 'Pipeline'))
assert isinstance(p, Pipeline)
def test_tensorflowv1_saver(tmpdir):
data_inputs = np.array([
3.3, 4.4, 5.5, 6.71, 6.93, 4.168, 9.779, 6.182, 7.59, 2.167, 7.042,
10.791, 5.313, 7.997, 5.654, 9.27, 3.1
])
expected_ouptuts = np.array([
1.7, 2.76, 2.09, 3.19, 1.694, 1.573, 3.366, 2.596, 2.53, 1.221, 2.827,
3.465, 1.65, 2.904, 2.42, 2.94, 1.3
])
model = Pipeline([create_model_step()])
for i in range(50):
model, outputs = model.fit_transform(data_inputs, expected_ouptuts)
model.save(ExecutionContext(root=tmpdir))
model = Pipeline([create_model_step()]).load(ExecutionContext(root=tmpdir))
model, outputs = model.fit_transform(data_inputs, expected_ouptuts)
assert ((outputs - expected_ouptuts)**2).mean() < 0.25
