code: def build_format(args):
      det_format = fd.ModelFormat.ONNX
      cls_format = fd.ModelFormat.ONNX
      rec_format = fd.ModelFormat.ONNX
      if args.device == "npu":
          det_format = fd.ModelFormat.RKNN
          cls_format = fd.ModelFormat.RKNN
          rec_format = fd.ModelFormat.RKNN
  
      return det_format, cls_format, rec_format
  
imports: import fastdeploy
  import cv2
  import os
label_desc: Use image node_id 3 for calling a global function with example usage: build_format(args) and returns: det_format,  cls_format,  rec_format