def test_pickle():
    a = affine.Affine(1, 2, 3, 4, 5, 6)
    assert (pickle.loads(pickle.dumps(a)) == a)
def test_pickle():
    a = affine.Affine(1, 2, 3, 4, 5, 6)
    assert (pickle.loads(pickle.dumps(a)) == a)