test_keras.py 文件源码

def test_upsample(self):
        """
        Test the conversion of 2D convolutional layer + upsample
        """
        from keras.layers import Convolution2D, UpSampling2D

        # Create a simple Keras model
        model = Sequential()
        model.add(Convolution2D(input_shape=(64, 64, 3), nb_filter=32,
            nb_row=5, nb_col=5))
        model.add(UpSampling2D(size = (2, 2)))
        input_names = ['input']
        output_names = ['output']
        spec = keras.convert(model, input_names, output_names).get_spec()
        self.assertIsNotNone(spec)

        # Test the model class
        self.assertIsNotNone(spec.description)
        self.assertTrue(spec.HasField('neuralNetwork'))

        # Test the inputs and outputs
        self.assertEquals(len(spec.description.input), len(input_names))
        self.assertItemsEqual(input_names,
               map(lambda x: x.name, spec.description.input))
        self.assertEquals(len(spec.description.output), len(output_names))
        self.assertItemsEqual(output_names,
               map(lambda x: x.name, spec.description.output))

        # Test the layer parameters.
        layers = spec.neuralNetwork.layers
        layer_0 = layers[0]
        self.assertIsNotNone(layer_0.convolution)
        layer_1 = layers[1]
        self.assertIsNotNone(layer_1.upsample)