code: def get_pages(self, phrase):
      if phrase and phrase in self.dump:
          pages = self.dump[phrase]
          if pages:
              return pages
  
      return set()
  
file_path: nlp-architect/nlp_architect/data/cdc_resources/wikipedia/wiki_offline.py
imports: import logging
  from os import listdir
  from os.path import join, isfile
  from nlp_architect.data.cdc_resources.data_types.wiki.wikipedia_page import WikipediaPage
  from nlp_architect.data.cdc_resources.data_types.wiki.wikipedia_page_extracted_relations import WikipediaPageExtractedRelations
  from nlp_architect.data.cdc_resources.wikipedia.wiki_search_page_result import WikipediaSearchPageResult
  from nlp_architect.utils.io import load_json_file
label_desc: Use image node_id 2 for calling the WikiOffline obj's underlying member method code with example usage: obj.get_pages(phrase) and returns: set, pages