# File lib/stella/client.rb, line 368
    def response_handler(range=nil, &blk)
      @response_handler ||= {}
      return @response_handler if range.nil? && blk.nil?
      range = 0..999 if range.nil? || range.zero?
      range = range.to_i..range.to_i unless Range === range
      @response_handler[range] = blk unless blk.nil?
      @response_handler[range]
    end