* Create a model for summation. create_dl_layer_input ('input_a', [2, 3, 4], [], [], DLLayerInputA) create_dl_layer_input ('input_b', [2, 3, 4], [], [], DLLayerInputB) create_dl_layer_elementwise ([DLLayerInputA, DLLayerInputB], 'sum', \ 'sum', [], [], []...