def METHOD_NAME(self) -> None:
    with Loading(self.main_area):
        if self.ebands_kpath is None or self.ebands_ibz is None: return
        # SKW interpolation
        r = self.ebands_ibz.interpolate(lpratio=self.lpratio, filter_params=None)
        # Build plotter.
        plotter = self.ebands_kpath.get_plotter_with("Ab-initio", "SKW interp", r.ebands_kpath)
        mpl_pane = mpl(plotter.combiplot(**self.mpl_kwargs))
        col = pn.Column(mpl_pane, sizing_mode="stretch_width")
        self.main_area.objects = [col]