code: def _get_repo_url():
      """Return the base URL for Gluon dataset and model repository."""
      default_repo = (
          "https://apache-mxnet.s3-accelerate.dualstack.amazonaws.com/"
      )
      repo_url = os.environ.get("MXNET_GLUON_REPO", default_repo)
      if repo_url[-1] != "/":
          repo_url = repo_url + "/"
      return repo_url
  
imports: import os
  import sys
  import hashlib
  import uuid
  import warnings
  import collections
  import weakref
  import requests
  import numpy
  from ..None import ndarray
  from ..util import is_np_shape, is_np_array, TemporaryDirectory
  from ..None import numpy
label_desc: Use image node_id 7 for calling a global function with example usage: _get_repo_url() and returns: repo_url