code: def check_uniques(example, uniques):
      """Check if current hash is still in set of unique hashes and remove if true."""
      if example["hash"] in uniques:
          uniques.remove(example["hash"])
          return True
      else:
          return False
  
imports: import gzip
  import hashlib
  import json
  import multiprocessing
  import os
  import re
  import shutil
  import time
  from pathlib import Path
  import numpy
  from datasets import load_dataset
  from arguments import PreprocessingArguments
  from minhash_deduplication import deduplicate_dataset
  from transformers import AutoTokenizer, HfArgumentParser
label_desc: Use image node_id 4 for calling a global function with example usage: check_uniques(example, uniques) and returns: True, False