code: def negotiate_content_type(content_type, handlers):
      
      accepted = [h.accepts for h in handlers]
      scored_ranges = [(mimeparse.fitness_and_quality_parsed(content_type,
          [mimeparse.parse_media_range(mr)]), mr) for mr in accepted]
  
      # Sort by fitness, then quality parsed (higher is better)
      scored_ranges.sort(reverse=True)
      best_score = scored_ranges[0][0]  # (fitness, quality)
      if best_score == MIMEPARSE_NO_MATCH or not best_score[1]:
          return []
  
      media_ranges = [pair[1] for pair in scored_ranges if pair[0] == best_score]
      best_range = media_ranges[0]
      return [h for h in handlers if h.accepts == best_range]
docs: Filter handlers that accept a given content-type.
  
      Finds the most specific media-range that matches `content_type`, and
      returns those handlers that accept it.