def fit_for_instance(self, instance):
fit_y = galaxy_fit.GalaxyFit(galaxy_data=self.galaxy_data_y,
model_galaxies=instance.galaxies)
fit_x = galaxy_fit.GalaxyFit(galaxy_data=self.galaxy_data_x,
model_galaxies=instance.galaxies)
return fit_y, fit_x
def fit_for_instance(self, instance):
"""
Determine the fit of a lens galaxy and source galaxy to the lens_data in
this lens.
Parameters
----------
instance
A model instance with attributes
Returns
-------
fit: Fit
A fractional value indicating how well this model fit and the model
lens_data itself
"""
return galaxy_fit.GalaxyFit(galaxy_data=self.galaxy_data,
model_galaxies=instance.galaxies)
def make_galaxy_fitting_intensities(galaxy_data_intensities, galaxy):
return galaxy_fit.GalaxyFit(galaxy_data=galaxy_data_intensities,
model_galaxies=[galaxy])
def make_galaxy_fitting_deflections_x(galaxy_data_deflections_x, galaxy):
return galaxy_fit.GalaxyFit(galaxy_data=galaxy_data_deflections_x,
model_galaxies=[galaxy])
def make_galaxy_fitting_potential(galaxy_data_potential, galaxy):
return galaxy_fit.GalaxyFit(galaxy_data=galaxy_data_potential,
model_galaxies=[galaxy])
def make_galaxy_fitting_surface_density(galaxy_data_surface_density, galaxy):
return galaxy_fit.GalaxyFit(galaxy_data=galaxy_data_surface_density,
model_galaxies=[galaxy])