def dont_rubyserial(*lst)
    lst = [lst] unless lst.is_a?(Array)
    @dont_rubyserial_lst = [] unless defined?(@dont_rubyserial_lst)
    @dont_rubyserial_lst.concat(lst.map { |var_name| "@#{var_name}".to_sym })
    @dont_rubyserial_lst.uniq!