def METHOD_NAME():
    codes = ((1, 'one', '1', 'first'), (2, 'two'))
    rc = Recoder(codes)
    assert rc.code['two'] == 2
    with pytest.raises(KeyError):
        rc.code['three']
    rc.add_codes(((3, 'three'), (1, 'number 1')))
    assert rc.code['three'] == 3
    assert rc.code['number 1'] == 1