def METHOD_NAME(self):
    for fname, dataset, cell, symprec in zip(
        self._filenames, self._datasets, self._cells, self._symprecs
    ):
        std_lat = dataset["std_lattice"]
        tmat = dataset["transformation_matrix"]
        lat = np.dot(cell[0].T, np.linalg.inv(tmat))
        lat_rot = np.dot(dataset["std_rotation_matrix"], lat)
        np.testing.assert_allclose(
            std_lat, lat_rot.T, atol=symprec, err_msg="%s" % fname
        )