code: def add_split(self, name, input_name, output_names):
          
  
          spec = self.spec
          nn_spec = self.nn_spec
  
          # Add a new layer
          spec_layer = nn_spec.layers.add()
          spec_layer.name = name
          spec_layer.input.append(input_name)
          spec_layer.output.extend(output_names)
  
          spec_layer_params = spec_layer.split
          spec_layer_params.nOutputs = len(output_names)
docs: Add a Split layer that uniformly splits the input along the channel dimension
          to produce multiple outputs.
  
          Parameters
          ----------
          name: str
              The name of this layer.
  
          input_name: str
              The input blob name of this layer.
          output_names: [str]
              List of output blob names of this layer.
  
          See Also
          --------
          add_elementwise