677e510defc66f33a7e6cfd3c4289c745ebe1964,tests/links_tests/readout_tests/test_set2set.py,,check_backward,#,57

Before Change

        atom_data:
        y_grad:
    
    atom = chainer.Variable(atom_data)
    readout.reset_state()
    y = readout(atom)
    y.grad = y_grad
    y.backward()

    def f():
        readout.reset_state()
        return readout(atom_data).data,

    gx, = gradient_check.numerical_grad(f, (atom.data, ), (y.grad, ))
    numpy.testing.assert_allclose(cuda.to_cpu(gx), cuda.to_cpu(atom.grad),
                                  atol=1e-2, rtol=1e-2)

After Change

        readout.reset_state()
        return readout(atom_data),

    gradient_check.check_backward(
        f, (atom_data), y_grad, atol=1e-1, rtol=1e-1)

    // gx, = gradient_check.numerical_grad(f, (atom.data, ), (y.grad, ))
    // numpy.testing.assert_allclose(cuda.to_cpu(gx), cuda.to_cpu(atom.grad),
    //                               atol=1e-2, rtol=1e-2)

Instances