code: def convert_manifest(source_manifest, output_manifest):
      """
      Converts manifest created for previous aeon versions for
      use with aeon v1.0+.
  
      Args:
           source_manifest: Path to old manifest
           output_manifest: Path to save converted manifest.
      """
      tmp_manifest = "/tmp/manifest{}".format(os.getpid())
      tmp_dest = open(tmp_manifest, "w")
      source = open(source_manifest, "r")
      record = source.readline()
      splited = record.split(",")
      headerbody = "FILE\t" * len(splited)
      header = "@" + headerbody[:-1] + "\n"
      tmp_dest.write(header)
      record = record.replace(",", "\t")
      tmp_dest.write(record)
  
      for record in source:
          record = record.replace(",", "\t")
          tmp_dest.write(record)
  
      source.close()
      tmp_dest.close()
  
      if output_manifest is None:
          output_manifest = source_manifest
  
      if os.path.exists(output_manifest):
          os.remove(output_manifest)
      shutil.move(tmp_manifest, output_manifest)
  
label_desc: Use image node_id 1 for calling a global function with example usage: convert_manifest(source_manifest, output_manifest) without return types