code: def parse_url(url):
      url = url.replace("ppdet://", PPDET_WEIGHTS_DOWNLOAD_URL_PREFIX)
      return url
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import os.path
  import sys
  import yaml
  import time
  import shutil
  import requests
  import tqdm
  import hashlib
  import base64
  import binascii
  import tarfile
  import zipfile
  import errno
  from paddle.utils.download import _get_unique_endpoints
  from ppdet.core.workspace import BASE_KEY
  from .logger import setup_logger
  from .voc_utils import create_list
label_desc: Use image node_id 2 for calling a global function with example usage: parse_url(url) and returns: url