code: def apply_filters(stopwords, language):
      
      if language in _filters:
          for func in _filters[language]:
              stopwords = func(stopwords)
  
      for func in _filters[None]:
          stopwords = func(stopwords, language)
  
      return stopwords
docs: Apply registered filters to stopwords
      :param stopwords: list
      :param language: string
      :return: filtered stopwords