code: def sents(self, fileids=None) -> Generator[str, str, None]:
          
          if not fileids:
              fileids = self.fileids()
          for sent in super().sents(fileids):
              skip = False
              if self.skip_keywords:
                  for keyword in self.skip_keywords:
                      if keyword in sent:
                          skip = True
              if not skip:
                  yield sent
docs: A generator for sentences in a text, or texts
          :param fileids:
          :return: a generator of sentences