code: def maybe_download(model_type, datapath):
      ddir = os.path.join(get_model_dir(datapath), PROJECT_NAME)
      if not built(os.path.join(ddir, model_type), VERSION):
          opt = {"datapath": datapath, "model_type": model_type}
          fnames = ["model.tar.gz"]
          download_models(
              opt,
              fnames,
              PROJECT_NAME,
              version=VERSION,
              use_model_type=True,
          )
  
label_desc: Use image node_id 1 for calling a global function with example usage: maybe_download(model_type, datapath) without return types