code: def normalize_apostrophe(sentence):
      sentence = normalize_whitespaces(sentence)
      for rule in APOSTROPHE_REPLACEMENT_REGEX:
          sentence = rule[0].sub(rule[1], sentence)
      return sentence
  
imports: import parlai.core.build_data
  import glob
  import gzip
  import multiprocessing
  import os
  import re
  import sys
  import time
  import tqdm
  import xml.etree.ElementTree
  from parlai.core.build_data import DownloadableFile
  from parlai.utils.io import PathManager
label_desc: Use image node_id 5 for calling a global function with example usage: normalize_apostrophe(sentence) and returns: sentence