code: def exists(
      path: str,
      *,
      requester_pays_config: Optional[
          GCSRequesterPaysConfiguration
      ] = None,
  ) -> bool:
      """Returns ``True`` if `path` exists.
  
      Parameters
      ----------
      path : :class:`str`
  
      Returns
      -------
      :obj:`.bool`
      """
      return _fses[requester_pays_config].exists(path)
  
file_path: hail/hail/python/hailtop/fs/fs_utils.py
imports: import io
  from typing import List, Optional
  from hailtop.aiocloud.aiogoogle import GCSRequesterPaysConfiguration
  from hailtop.utils.gcs_requester_pays import GCSRequesterPaysFSCache
  from .router_fs import RouterFS
  from .stat_result import FileListEntry
label_desc: Use image node_id 3 for calling a global function with example usage: exists(path) and returns: _fses