code: def _get_filesystem_internal() -> ("pyarrow.fs.FileSystem", str):
      """Internal version of get_filesystem() that doesn't hit Ray client hooks.
  
      This forces full (non-lazy) init of the filesystem.
      """
      global _filesystem, _storage_prefix
      if _filesystem is None:
          _init_filesystem()
      return _filesystem, _storage_prefix
  
imports: import os
  import re
  import urllib
  from pathlib import Path
  from typing import TYPE_CHECKING, List, Optional
  from ray._private.client_mode_hook import client_mode_hook
  from ray._private.utils import _add_creatable_buckets_param_if_s3_uri, load_class
  from ray._private.auto_init_hook import wrap_auto_init
label_desc: Use image node_id 6 for calling a global function with example usage: _get_filesystem_internal() and returns: _filesystem,  _storage_prefix