def METHOD_NAME(self):
    """Test the ONCVPSP Pb pseudo (relativistic version with SO)."""
    pb = Pseudo.from_file(ref_file("Pb-d-3_r.psp8"))
    repr(pb)
    str(pb)
    # Data persistence
    self.serialize_with_pickle(pb)
    self.assert_msonable(pb)
    assert pb.symbol == "Pb"
    assert pb.Z == 82.0
    assert pb.Z_val == 14.0
    assert pb.isnc
    assert not pb.ispaw
    assert pb.l_max == 2
    assert pb.l_local == 4
    assert pb.supports_soc