code: def acknowledge(self, key):
      try:
          os.remove(key)
      except BaseException:
          check_for_kb_interrupt()
  
imports: import os
  import uuid
  import time
  import filelock
  from studio.artifacts.artifacts_tracker import get_studio_home
  from studio.storage.storage_setup import get_storage_verbose_level
  from studio.util import logs
  from studio.util.util import check_for_kb_interrupt, rm_rf
label_desc: Use image node_id 11 for calling the LocalQueue obj's underlying member method code with example usage: obj.acknowledge(key) without return types