def test_rejecting_attributes(self):
data = AssemblerState()
assembler = Assembler("Reject attribute").set_stages(
[InputValidator(), HelloStage()]).set_config(Config())
assembler.init_assembler()
assembler.run(data)
self.assertRaises(AttributeError, getattr, data, "no_text")
def test_rejecting_attributes(self):
data = BasicData()
assembler = Assembler("Reject attribute", ValidateData(), HelloStage(),
Config())
assembler.init_assembler()
assembler.run(data)
self.assertRaises(AttributeError, getattr, data, "no_text")
def test_happy_path(self):
data = AssemblerState()
assembler = Assembler("Happy path").set_stages(
[InputValidator(), HelloStage()]).set_config(Config())
assembler.init_assembler()
assembler.run(data)
self.assertEqual(data.text, test_text)
def test_happy_path(self):
data = BasicData()
assembler = Assembler("Happy path", ValidateData(), HelloStage(),
Config())
assembler.init_assembler()
assembler.run(data)
self.assertEqual(data.text, test_text)
def test_finaliser_successful_pipeline(self):
data = AssemblerState()
assembler = Assembler("Finalizer test", InputValidator(), HelloStage(), Config())
assembler.set_finaliser(TestFinalStage())
assembler.init_assembler()
# Run assembler which will succeed
assembler.run(data)
# Finalizer should be executed
self.assertTrue(data.final_ran)
def test_finaliser_fail_pipeline(self):
# Ensure pipeline will crash
data = AssemblerState()
data.text = ""
assembler = Assembler("Finalizer test", InputValidator(), HelloStage(), Config())
assembler.set_finaliser(TestFinalStage())
assembler.init_assembler()
# Run assembler which will fail
assembler.run(data)
# Finalizer should still be executed
self.assertTrue(data.final_ran)
print("No training implemented")
class AssemblerState(State):
text = None
class InputValidator(Stage):
def operate(self, state, config):
if state.text:
raise ValueError("'text' is not None")
if __name__ == "__main__":
logging.basicConfig(level=logging.INFO)
dir_extension = os.path.dirname(__file__)
if dir_extension not in os.getcwd():
prefix = dir_extension + "/"
app_config = Config()
app_config.read_config_files([prefix + "config.yaml"])
data = AssemblerState()
assembler = Assembler("Init state example").set_stages(
[InputValidator(), HelloWorld()]).set_config(app_config)
assembler.init_assembler()
assembler.run(data)
print("Text is '%s'" % data.text)
class BasicData(SurroundData):
training_message = None
text = None
class Formatter(Visualiser):
def visualise(self, surround_data, config):
print("Visualiser result: %s" % surround_data.training_message)
if __name__ == "__main__":
logging.basicConfig(level=logging.INFO)
data = BasicData()
assembler = Assembler("Training example", ValidateData(), HelloWorld())
assembler.init_assembler(True)
assembler.set_visualiser(Formatter())
# Run assembler before training
assembler.run(data)
print("Text before training is '%s'" % data.text)
data.text = None # Clear text to prevent validation raising error
# Run training mode
assembler.run(data, True)
# Run assembler after training
assembler.run(data)
print("Text after training is '%s'" % data.text)
def test_assembler_init_fail(self):
assembler = Assembler("Fail test").set_stages(
[InputValidator(), BadFilter(),
HelloStage()])
self.assertFalse(assembler.init_assembler())
def test_assembler_init_pass(self):
assembler = Assembler("Pass test").set_stages(
[InputValidator(), HelloStage()])
self.assertTrue(assembler.init_assembler())
def test_assembler_init_fail(self):
assembler = Assembler("Fail test").set_validator(InputValidator())
assembler.set_estimator(HelloStage(), [BadFilter()])
self.assertFalse(assembler.init_assembler())
def test_assembler_init_pass(self):
assembler = Assembler("Pass test").set_validator(
InputValidator()).set_estimator(HelloStage())
self.assertTrue(assembler.init_assembler())
