Method constructor

tfjs-converter/src/executor/graph_executor.ts:134–147

* * @param graph Graph the model or function graph to be executed. * @param parent When building function exector you need to set the parent * executor. Since the weights and function executor maps are set at parant * level, that function executor can access the function maps and weight

(private graph: Graph, private parent?: GraphExecutor)

   * through the parent.
   */
  constructor(private graph: Graph, private parent?: GraphExecutor) {
    this._outputs = graph.outputs;
    this._inputs = graph.inputs;
    this._initNodes = graph.initNodes;
    this._signature = graph.signature;
    this._functions = graph.functions;
    // create sub-graph executors
    if (graph.functions != null) {
      Object.keys(graph.functions).forEach(name => {
        this._functionExecutorMap[name] =
            new GraphExecutor(graph.functions[name], this);
      });
    }
  }

  private getCompilationKey(inputs: Node[], outputs: Node[]): string {
    const sortedInputs = inputs.map(node => node.name).sort();