code: def remove_file(s):
      """Remove the 'File:' and 'Image:' markup, keeping the file caption.
  
      Parameters
      ----------
      s : str
          String containing 'File:' and 'Image:' markup.
  
      Returns
      -------
      str
          Сopy of `s` with all the 'File:' and 'Image:' markup replaced by their `corresponding captions
          <http://www.mediawiki.org/wiki/Help:Images>`_.
  
      """
      # The regex RE_P15 match a File: or Image: markup
      for match in re.finditer(RE_P15, s):
          m = match.group(0)
          caption = m[:-2].split("|")[-1]
          s = s.replace(m, caption, 1)
      return s
  
imports: import bz2
  import logging
  import multiprocessing
  import re
  import signal
  from pickle import PicklingError
  from xml.etree.ElementTree import iterparse
  from gensim import utils
  from gensim.corpora.dictionary import Dictionary
  from gensim.corpora.textcorpus import TextCorpus
label_desc: Use image node_id 6 for calling a global function with example usage: remove_file(s) and returns: s