original_string: public static function summary_with_certainty($summary, $certainty) {
          if (is_null($certainty)) {
              return $summary;
          }
          return $summary . ' [' . self::get_short_string($certainty) . ']';
      }
code: public static function summary_with_certainty($summary, $certainty) {
          if (is_null($certainty)) {
              return $summary;
          }
          return $summary . ' [' . self::get_short_string($certainty) . ']';
      }
code_tokens: public static function summary_with_certainty ( $ summary , $ certainty ) { if ( is_null ( $ certainty ) ) { return $ summary ; } return $ summary . ' [' . self :: get_short_string ( $ certainty ) . ']' ; }
docstring: Add information about certainty to a response summary.
  @param string $summary the response summary.
  @param int $certainty the level of certainty to add.
  @return string the summary with information about the certainty added.
docstring_tokens: Add information about certainty to a response summary .