code: def download(datapath):
      ddir = os.path.join(get_model_dir(datapath), "hallucination")
      model_type = "multiset_dpr"
      version = "v1.0"
      if not built(os.path.join(ddir, model_type), version):
          opt = {"datapath": datapath, "model_type": model_type}
          fnames = ["hf_bert_base.cp"]
          download_models(
              opt,
              fnames,
              "hallucination",
              version=version,
              use_model_type=True,
              path=path,
          )
  
label_desc: Use image node_id 1 for calling a global function with example usage: download(datapath) without return types