def convert_simpleFaultRupture(self, node):
        """
        Convert a simpleFaultRupture node.

        :param node: the rupture node
        """
        mag, rake, hypocenter = self.get_mag_rake_hypo(node)
        with context(self.fname, node):
            surfaces = [node.simpleFaultGeometry]
        rupt = source.rupture.BaseRupture(
            mag=mag, rake=rake, tectonic_region_type=None,
            hypocenter=hypocenter,
            surface=self.convert_surfaces(surfaces))
        return rupt
Convert a simpleFaultRupture node.

        :param node: the rupture node