test_sigmoid.py 文件源码

def check_forward(self, x_data, use_cudnn=True):
        x = chainer.Variable(x_data)
        y = functions.sigmoid(x, use_cudnn=use_cudnn)
        self.assertEqual(y.data.dtype, self.dtype)
        y_expect = functions.sigmoid(chainer.Variable(self.x))

        gradient_check.assert_allclose(
            y_expect.data, y.data, **self.check_forward_options)