code: def convert_to_output_format(param):
      def add_parenthesis_if_string_value(x):
          if isinstance(x, string_types):
              return '"' + str(x) + '"'
          else:
              return str(x)
      return "__".join(str(key) + "_" + add_parenthesis_if_string_value(param[key]) for key in sorted(param.keys()))