private static String addBackslashPrefix(CharSequence whiteSpace, CodeStyleSettings settings) {
    PyCodeStyleSettings pySettings = settings.getCustomSettings(PyCodeStyleSettings.class);
    return (pySettings.SPACE_BEFORE_BACKSLASH ? " \\" : "\\") + whiteSpace.toString();
  }
private static String addBackslashPrefix(CharSequence whiteSpace, CodeStyleSettings settings)