F04 === .. currentmodule:: dust_extinction.parameter_averages .. autoclass:: F04 :show-inheritance: .. rubric:: Attributes Summary .. autosummary:: ~F04.Rv_range ~F04.x_range .. rubric:: Methods Summary .. autosummary:: ~F04.evaluate .. rubric:: Attributes Documentation .. autoattribute:: Rv_range .. autoattribute:: x_range .. rubric:: Methods Documentation .. automethod:: evaluate