code: def load_mentions_vocab_from_files(
      mentions_files, filter_stop_words=False
  ):
      logger.info("Loading mentions files...")
      mentions = []
      for _file in mentions_files:
          mentions.extend(
              MentionData.read_mentions_json_to_mentions_data_list(
                  _file
              )
          )
  
      return load_mentions_vocab(mentions, filter_stop_words)
  
file_path: nlp-architect/nlp_architect/models/cross_doc_coref/system/cdc_utils.py
imports: import logging
  import os
  from typing import List
  from nlp_architect.common.cdc.cluster import Clusters
  from nlp_architect.common.cdc.mention_data import MentionData
  from nlp_architect.common.cdc.topics import Topic
  from nlp_architect.utils.string_utils import StringUtils
label_desc: Use image node_id 3 for calling a global function with example usage: load_mentions_vocab_from_files(mentions_files, filter_stop_words) and returns: load_mentions_vocab