code: public CreateScriptRequest withDagNodes(CodeGenNode... dagNodes) {
          if (this.dagNodes == null) {
              setDagNodes(new java.util.ArrayList<CodeGenNode>(dagNodes.length));
          }
          for (CodeGenNode ele : dagNodes) {
              this.dagNodes.add(ele);
          }
          return this;
      }
docs: <p>
  A list of the nodes in the DAG.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setDagNodes(java.util.Collection)} or {@link #withDagNodes(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param dagNodes
  A list of the nodes in the DAG.
  @return Returns a reference to this object so that method calls can be chained together.