docs: def get_comments_at_indexes(self, indexes):
          """Get a list of comments at specified indexes"""
          s = self.style[indexes]
          has_comments = np.where(s & comment_bit_mask > 0)[0]
          comments = []
          for where_index in has_comments:
              raw = self.get_raw_index(indexes[where_index])
              try:
                  comment = self.rawdata.extra.comments[raw]
              except KeyError:
                  comment = None
              comments.append(comment)
          return has_comments, comments