def bulge_model(wl, x0, y0, I_e, r_e, n, PA, ell):
model = SimpleModelDescription()
model.wl = wl
model.x0.setValue(x0)
model.y0.setValue(y0)
bulge = bulge_function(I_e, r_e, n, PA, ell)
model.addFunction(bulge)
return model
def disk_model(wl, x0, y0, I_0, h, PA, ell):
model = SimpleModelDescription()
model.wl = wl
model.x0.setValue(x0)
model.y0.setValue(y0)
disk = disk_function(I_0, h, PA, ell)
model.addFunction(disk)
return model
