code: def lock(self, force: bool = False):
      self._lock_manager().lock(
          self.run_hash, self._sf_lock, force=force
      )
  
imports: import datetime
  import uuid
  import psutil
  import os
  import time
  import logging
  import weakref
  from typing import Union
  from enum import Enum
  from pathlib import Path
  from dataclasses import dataclass, field
  from dateutil.relativedelta import relativedelta
  from filelock import UnixFileLock, SoftFileLock, Timeout
  from aim.sdk.errors import RunLockingError
  from aim.storage.locking import RunLock
label_desc: Use image node_id 2 for calling the SFRunLock obj's underlying member method code with example usage: obj.lock(force) without return types