code: def meta_lock(self):
      return SoftFileLock(f"{self._soft_lock_path}.meta")
  
imports: import os
  import logging
  import pathlib
  import threading
  import uuid
  import time
  from filelock import BaseFileLock, SoftFileLock, UnixFileLock, has_fcntl
  from cachetools.func import ttl_cache
  from psutil import disk_partitions
  from typing import Optional, Union, Dict, Set, Tuple
label_desc: Use image node_id 6 for calling the RefreshLock obj's underlying member method code with example usage: obj.meta_lock() and returns: SoftFileLock