Function unique

tfjs-converter/src/executor/model_analysis.ts:114–116

(nodes: Node[])

      usedNodes.has(typeof node === 'string' ? node : node.name);

  function unique(nodes: Node[]): Node[] {
    return [...new Map(nodes.map((node) => [node.name, node])).values()];
  }
  const predefinedNodes = unique([
                            ...inputNodes,
                            ...graph.weights,