def test__hyper_search(self):
setup = ag.SetupHyper(search_inversion_cls=None, search_inversion_dict=None)
assert setup.search_inversion_cls == af.DynestyStatic
assert setup.search_inversion_dict == {
"nlive": 50,
"sample": "rstagger",
"dlogz": 10,
}
setup = ag.SetupHyper(
search_inversion_cls=af.DynestyDynamic,
search_inversion_dict={"hello": "there"},
)
assert setup.search_inversion_cls == af.DynestyDynamic
assert setup.search_inversion_dict == {"hello": "there"}
setup = ag.SetupHyper(search_noise_cls=None, search_noise_dict=None)
assert setup.search_noise_cls == af.DynestyStatic
assert setup.search_noise_dict == {"nlive": 50, "sample": "rwalk"}
setup = ag.SetupHyper(
search_noise_cls=af.DynestyDynamic, search_noise_dict={"hello": "there"}
)
assert setup.search_noise_cls == af.DynestyDynamic
assert setup.search_noise_dict == {"hello": "there"}
def test__hyper_model_from__adds_hyper_galaxies():
model = af.Collection(
galaxies=af.Collection(
galaxy_0=af.Model(ag.Galaxy, redshift=0.5),
galaxy_1=af.Model(ag.Galaxy, redshift=1.0, bulge=ag.lp.EllSersic),
)
)
instance = model.instance_from_prior_medians()
path_galaxy_tuples = [
(("galaxies", "galaxy_0"), ag.Galaxy(redshift=0.5)),
(("galaxies", "galaxy_1"), ag.Galaxy(redshift=1.0)),
]
hyper_galaxy_image_path_dict = {
("galaxies", "galaxy_0"): ag.Array2D.ones(
shape_native=(3, 3), pixel_scales=1.0
),
("galaxies", "galaxy_1"): ag.Array2D.full(
fill_value=2.0, shape_native=(3, 3), pixel_scales=1.0
),
}
result = mock.MockResult(
instance=instance,
path_galaxy_tuples=path_galaxy_tuples,
hyper_galaxy_image_path_dict=hyper_galaxy_image_path_dict,
)
setup_hyper = ag.SetupHyper()
setup_hyper.hyper_galaxy_names = ["galaxy_0"]
model = ag.util.model.hyper_model_from(result=result, setup_hyper=setup_hyper)
assert isinstance(model.galaxies.galaxy_0, af.Model)
assert model.galaxies.galaxy_0.redshift == 0.5
assert model.galaxies.galaxy_0.hyper_galaxy.cls is ag.HyperGalaxy
assert model.galaxies.galaxy_1.hyper_galaxy is None
setup_hyper = ag.SetupHyper()
setup_hyper.hyper_galaxy_names = ["galaxy_0", "galaxy_1"]
model = ag.util.model.hyper_model_from(result=result, setup_hyper=setup_hyper)
assert isinstance(model.galaxies.galaxy_0, af.Model)
assert model.galaxies.galaxy_0.redshift == 0.5
assert model.galaxies.galaxy_0.hyper_galaxy.cls is ag.HyperGalaxy
assert isinstance(model.galaxies.galaxy_1, af.Model)
assert model.galaxies.galaxy_1.redshift == 1.0
assert model.galaxies.galaxy_1.hyper_galaxy.cls is ag.HyperGalaxy
def test__hyper_search(self):
setup = ag.SetupHyper(search=None)
assert setup.search.config_dict_search["nlive"] == 150
assert setup.search.config_dict_search["dlogz"] == None
setup = ag.SetupHyper(search=af.DynestyStatic(nlive=51))
assert setup.search.config_dict_search["nlive"] == 51
setup = ag.SetupHyper(hyper_galaxies=True, dlogz=0.5)
assert setup.search.config_dict_search["dlogz"] == 0.5
with pytest.raises(exc.PipelineException):
ag.SetupHyper(search=af.DynestyStatic(nlive=51), dlogz=3.0)
def test__hyper_search(self):
setup = ag.SetupHyper(search_cls=None, search_dict=None)
assert setup.search_cls == af.DynestyStatic
assert setup.search_dict == {
"nlive": 50,
"sample": "rstagger",
"dlogz": 10
}
setup = ag.SetupHyper(search_cls=af.DynestyDynamic,
search_dict={"hi": "there"})
assert setup.search_cls == af.DynestyDynamic
assert setup.search_dict == {"hi": "there"}
def test__hyper_model_from():
model = af.Collection(
galaxies=af.Collection(
galaxy=af.Model(
ag.Galaxy,
redshift=0.5,
pixelization=ag.pix.Rectangular,
regularization=ag.reg.Constant,
),
galaxy_1=af.Model(ag.Galaxy, redshift=1.0, bulge=ag.lp.EllSersic),
)
)
instance = model.instance_from_prior_medians()
result = mock.MockResult(instance=instance)
model = ag.util.model.hyper_model_from(setup_hyper=ag.SetupHyper(), result=result)
assert isinstance(model.galaxies.galaxy.pixelization, af.Model)
assert isinstance(model.galaxies.galaxy.regularization, af.Model)
assert model.galaxies.galaxy.pixelization.cls is ag.pix.Rectangular
assert model.galaxies.galaxy.regularization.cls is ag.reg.Constant
assert model.galaxies.galaxy_1.bulge.intensity == 1.0
assert model.hyper_image_sky is None
assert model.hyper_background_noise is None
model = ag.util.model.hyper_model_from(result=result, setup_hyper=None)
assert model == None
model = ag.util.model.hyper_model_from(
setup_hyper=ag.SetupHyper(
hyper_image_sky=ag.hyper_data.HyperImageSky,
hyper_background_noise=ag.hyper_data.HyperBackgroundNoise,
),
result=result,
include_hyper_image_sky=True,
)
assert isinstance(model.galaxies.galaxy.pixelization, af.Model)
assert isinstance(model.galaxies.galaxy.regularization, af.Model)
assert isinstance(model.hyper_image_sky, af.Model)
assert isinstance(model.hyper_background_noise, af.Model)
assert model.hyper_image_sky.cls == ag.hyper_data.HyperImageSky
assert model.hyper_background_noise.cls == ag.hyper_data.HyperBackgroundNoise
model = af.Collection(
galaxies=af.Collection(
galaxy=af.Model(ag.Galaxy, redshift=0.5),
galaxy_1=af.Model(ag.Galaxy, redshift=1.0, bulge=ag.lp.EllSersic),
)
)
instance = model.instance_from_prior_medians()
result = mock.MockResult(instance=instance)
model = ag.util.model.hyper_model_from(result=result, setup_hyper=ag.SetupHyper())
assert model == None
