def convert_study_config_fixed(self):
hps = hp_module.HyperParameters()
hps.Fixed("beta", 0.1)
study_config_float = utils.make_study_config(objective="accuracy",
hyperparams=hps)
self.assertEqual(study_config_float, STUDY_CONFIG_FIXED_FLOAT)
hps = hp_module.HyperParameters()
hps.Fixed("type", "WIDE_AND_DEEP")
study_config_categorical = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self.assertEqual(study_config_categorical,
STUDY_CONFIG_FIXED_CATEGORICAL)
def test_convert_study_config_fixed(self, name, value, expected_config):
hps = hp_module.HyperParameters()
hps.Fixed(name, value)
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps
)
self._assert_study_config_equal(study_config, expected_config)
def test_convert_study_config_categorical(self):
hps = hp_module.HyperParameters()
hps.Choice("model_type", ["LINEAR", "WIDE_AND_DEEP"])
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self._assert_study_config_equal(study_config, STUDY_CONFIG_CATEGORICAL)
actual_hps = utils.convert_study_config_to_hps(study_config)
self._assert_hps_equal(actual_hps, hps)
def convert_study_config_int_step(self):
hps = hp_module.HyperParameters()
hps.Int("units", min_value=32, max_value=128, step=32)
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self.assertEqual(study_config, STUDY_CONFIG_INT_STEP)
actual_hps = utils.convert_study_config_to_hps(study_config)
self.assertEqual(actual_hps.space, hps.space)
def test_convert_study_config_multi_float(self):
hps = hp_module.HyperParameters()
hps.Float("theta", min_value=0.0, max_value=1.57)
hps.Float("r", min_value=0.0, max_value=1.0)
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self._assert_study_config_equal(study_config, STUDY_CONFIG_MULTI_FLOAT)
actual_hps = utils.convert_study_config_to_hps(study_config)
self._assert_hps_equal(actual_hps, hps)
def test_convert_study_config_discrete(self):
hps = hp_module.HyperParameters()
hps.Choice("learning_rate", [1e-4, 1e-3, 1e-2])
study_config = utils.make_study_config(
objective=oracle_module.Objective("val_accuracy", "max"),
hyperparams=hps)
self._assert_study_config_equal(study_config, STUDY_CONFIG_DISCRETE)
actual_hps = utils.convert_study_config_to_hps(study_config)
self._assert_hps_equal(actual_hps, hps)
def convert_study_config_float_log_scale(self):
hps = hp_module.HyperParameters()
hps.Float("learning_rate", min_value=1e-4, max_value=1e-1,
sampling="log")
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self.assertEqual(study_config, STUDY_CONFIG_FLOAT_LOG_SCALE)
actual_hps = utils.convert_study_config_to_hps(study_config)
self.assertEqual(actual_hps.space, hps.space)
def convert_study_config_int(self, min_value, max_value, step,
expected_config):
hps = hp_module.HyperParameters()
hps.Int("units", min_value=min_value, max_value=max_value, step=step)
study_config = utils.make_study_config(objective="accuracy",
hyperparams=hps)
self.assertDictEqual(study_config, expected_config)
actual_hps = utils.convert_study_config_to_hps(study_config)
self.assertEqual(actual_hps.space, hps.space)
def test_convert_study_config_float(self, min_value, max_value, step,
sampling, expected_config):
hps = hp_module.HyperParameters()
hps.Float("learning_rate", min_value=min_value, max_value=max_value,
step=step, sampling=sampling)
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self._assert_study_config_equal(study_config, expected_config)
actual_hps = utils.convert_study_config_to_hps(study_config)
self._assert_hps_equal(actual_hps, hps)
def test_convert_study_config_int(self, min_value, max_value, step,
expected_config):
hps = hp_module.HyperParameters()
if step:
hps.Int(
"units", min_value=min_value, max_value=max_value, step=step)
else:
hps.Int("units", min_value=min_value, max_value=max_value)
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self._assert_study_config_equal(study_config, expected_config)
actual_hps = utils.convert_study_config_to_hps(study_config)
self._assert_hps_equal(actual_hps, hps)
def test_convert_study_config_bool(self):
hps = hp_module.HyperParameters()
hps.Boolean("has_beta")
study_config = utils.make_study_config(
objective="accuracy", hyperparams=hps)
self._assert_study_config_equal(study_config, STUDY_CONFIG_BOOL)