code: def download_model(url):
      download_dir = "/tmp/"
      with tarfile.open(check_exist_or_download(url), "r") as t:
          t.extractall(path=download_dir)
  
file_path: singa/examples/onnx/utils.py
imports: import os
  import urllib.request
  import tarfile
  import glob
  import onnx
  import logging
label_desc: Use image node_id 1 for calling a global function with example usage: download_model(url) without return types