Function test_empty_backend

test/test_backend.py:96–281

()

def test_empty_backend():
    rnd = np.random.RandomState(0)
    M = rnd.randn(10, 3)
    v = rnd.randn(3)

    nx = ot.backend.Backend()

    with pytest.raises(NotImplementedError):
        nx.from_numpy(M)
    with pytest.raises(NotImplementedError):
        nx.to_numpy(M)
    with pytest.raises(NotImplementedError):
        nx.set_gradients(0, 0, 0)
    with pytest.raises(NotImplementedError):
        nx.zeros((10, 3))
    with pytest.raises(NotImplementedError):
        nx.ones((10, 3))
    with pytest.raises(NotImplementedError):
        nx.arange(10, 1, 2)
    with pytest.raises(NotImplementedError):
        nx.full((10, 3), 3.14)
    with pytest.raises(NotImplementedError):
        nx.eye((10, 3))
    with pytest.raises(NotImplementedError):
        nx.sum(M)
    with pytest.raises(NotImplementedError):
        nx.cumsum(M)
    with pytest.raises(NotImplementedError):
        nx.max(M)
    with pytest.raises(NotImplementedError):
        nx.min(M)
    with pytest.raises(NotImplementedError):
        nx.maximum(v, v)
    with pytest.raises(NotImplementedError):
        nx.minimum(v, v)
    with pytest.raises(NotImplementedError):
        nx.abs(M)
    with pytest.raises(NotImplementedError):
        nx.log(M)
    with pytest.raises(NotImplementedError):
        nx.exp(M)
    with pytest.raises(NotImplementedError):
        nx.sqrt(M)
    with pytest.raises(NotImplementedError):
        nx.power(v, 2)
    with pytest.raises(NotImplementedError):
        nx.dot(v, v)
    with pytest.raises(NotImplementedError):
        nx.norm(M)
    with pytest.raises(NotImplementedError):
        nx.exp(M)
    with pytest.raises(NotImplementedError):
        nx.any(M)
    with pytest.raises(NotImplementedError):
        nx.isnan(M)
    with pytest.raises(NotImplementedError):
        nx.isinf(M)
    with pytest.raises(NotImplementedError):