@Override
  protected @NotNull String getPostfix(@NotNull PsiElement element) {
    final PyStringLiteralExpression stringLiteralExpression =
      PsiTreeUtil.getParentOfType(element, PyStringLiteralExpression.class);
    if (stringLiteralExpression != null) {
      final String text = stringLiteralExpression.getText();
      final Pair<String,String> quotes =
        PyStringLiteralCoreUtil.getQuotes(text);
      final PyDocStringOwner docStringOwner = PsiTreeUtil.getParentOfType(stringLiteralExpression, PyDocStringOwner.class);
      if (docStringOwner != null && stringLiteralExpression.equals(docStringOwner.getDocStringExpression())) {
        String indent = getIndent(stringLiteralExpression);
        if (quotes != null) {
          final List<String> strings = StringUtil.split(text, "\n");
          if (strings.get(strings.size()-1).trim().equals(quotes.getSecond())) {
            return indent + quotes.getSecond();
          }
          else {
            return quotes.getSecond();
          }
        }
        return indent + "\"";
      }
      else
        return quotes != null? quotes.getSecond() : "\"";
    }
    return "";
  }
@Override
  protected @NotNull String getPostfix(@NotNull PsiElement element)