def test_factor2(self):
    f = (['a', 'b', 'c'] * 10)
    fac = formula.Factor('ff', f)
    fac.namespace = {'ff': f}
    assert_equal(fac().shape, (3, 30))
def test_factor2(self):
    f = (['a', 'b', 'c'] * 10)
    fac = formula.Factor('ff', f)
    fac.namespace = {'ff': f}
    assert_equal(fac().shape, (3, 30))