code: def close_buckets(self):
      for bucket in self.buckets:
          bucket.commit()
  
imports: import argparse
  import json
  import pickle
  import os
  import sys
  from pathlib import Path
  import glob
  import signal
  from signal import SIGINT
  from tqdm import tqdm
  from lm_eval.decontamination.janitor import Janitor, word_ngrams
  from lm_eval.decontamination.archiver import TextArchive, Reader
  import logging
  from tqdm_multiprocess.logger import setup_logger_tqdm
label_desc: Use image node_id 4 for calling the Buckets obj's underlying member method code with example usage: obj.close_buckets() without return types