Op("depthWiseConv2d") {
        javaPackage = namespaceJavaPackage
        javaOpClass = "DepthwiseConv2D"
        Input(NUMERIC, "layerInput") { description = "the input to max pooling 2d operation - 4d CNN (image) activations in NCHW format" }
        Input(NUMERIC, "depthWeights") { description = "Depth-wise conv2d weights. 4 dimensions with format [kernelHeight, kernelWidth, inputChannels, depthMultiplier]" }