code: def github_path_to_dummy_data(self):
      if self._bucket_url is None:
          self._bucket_url = hf_github_url(
              self.dataset_name,
              self.dummy_zip_file.replace(os.sep, "/"),
          )
      return self._bucket_url
  
imports: import os
  import re
  import urllib.parse
  from pathlib import Path
  from typing import Callable, List, Optional, Union
  from zipfile import ZipFile
  from ..utils.file_utils import cached_path, hf_github_url
  from ..utils.logging import get_logger
  from ..utils.version import Version
label_desc: Use image node_id 7 for calling the MockDownloadManager obj's underlying member method code with example usage: obj.github_path_to_dummy_data() and returns: self