code: def _get_file_path_from_key(self, key: str):
      return str(os.path.join(self.store_root, key))
  
imports: import os
  import shutil
  from typing import Dict
  from studio.storage.storage_setup import get_storage_verbose_level
  from studio.storage.storage_type import StorageType
  from studio.storage.storage_handler import StorageHandler
  from studio.util import logs
  from studio.util import util
label_desc: Use image node_id 8 for calling the LocalStorageHandler obj's underlying member method code with example usage: obj._get_file_path_from_key(key) and returns: str