How to use the autogalaxy.plane.plane.Plane function in autogalaxy

def from_galaxies(cls, galaxies, cosmology=cosmo.Planck15):

        plane_redshifts = plane_util.ordered_plane_redshifts_from(galaxies=galaxies)

        galaxies_in_planes = plane_util.galaxies_in_redshift_ordered_planes_from(
            galaxies=galaxies, plane_redshifts=plane_redshifts
        )

        planes = []

        for plane_index in range(0, len(plane_redshifts)):
            planes.append(
                pl.Plane(galaxies=galaxies_in_planes[plane_index], cosmology=cosmology)
            )

        return Tracer(planes=planes, cosmology=cosmology)

source_plane_redshift=source_galaxies[0].redshift,
        )

        galaxies_in_planes = plane_util.galaxies_in_redshift_ordered_planes_from(
            galaxies=lens_galaxies + line_of_sight_galaxies,
            plane_redshifts=plane_redshifts,
        )

        plane_redshifts.append(source_galaxies[0].redshift)
        galaxies_in_planes.append(source_galaxies)

        planes = []

        for plane_index in range(0, len(plane_redshifts)):
            planes.append(
                pl.Plane(
                    redshift=plane_redshifts[plane_index],
                    galaxies=galaxies_in_planes[plane_index],
                    cosmology=cosmology,
                )
            )

        return Tracer(planes=planes, cosmology=cosmology)

]

        if plane_index_with_redshift:
            return self.traced_grids_of_planes_from_grid(grid=grid)[
                plane_index_with_redshift[0]
            ]

        for plane_index, plane_redshift in enumerate(self.plane_redshifts):

            if redshift < plane_redshift:
                plane_index_insert = plane_index

        planes = self.planes
        planes.insert(
            plane_index_insert,
            pl.Plane(redshift=redshift, galaxies=[], cosmology=self.cosmology),
        )

        tracer = Tracer(planes=planes, cosmology=self.cosmology)

        return tracer.traced_grids_of_planes_from_grid(grid=grid)[plane_index_insert]