class Test(object): sp2 = params.ShapeParam('sp2', default=(0, 0), length=2, low=None) sp3 = params.ShapeParam('sp3', default=(0, 0, 0), length=3)
class Test: sp2 = params.ShapeParam("sp2", default=(0, 0), length=2, low=None) sp3 = params.ShapeParam("sp3", default=(0, 0, 0), length=3, optional=True)