locales.py 文件源码

def init_localization():  # pragma: no cover
    """
    Application localization

    :return: gettext translator method
    :rtype: method
    """
    try:
        # Language message file
        if 'win32' not in sys.platform:
            lang_filename = os.path.join(
                os.path.abspath(os.path.dirname(__file__)),
                "LC_MESSAGES/%s.mo" % get_app_config('Alignak-app', 'locale')
            )
        else:
            lang_filename = get_main_folder() + "\\locales\\%s.mo" % get_app_config(
                'Alignak-app', 'locale'
            )
        logger.info(
            "Opening message file %s for locale %s",
            lang_filename, get_app_config('Alignak-app', 'locale')
        )
        translation = GNUTranslations(open(lang_filename, "rb"))
        translation.install()
        _ = translation.gettext
    except IOError:
        logger.warning("Locale not found. Using default language messages (English)")
        null_translation = NullTranslations()
        null_translation.install()
        _ = null_translation.gettext
    except Exception as e:  # pragma: no cover - should not happen
        logger.error("Locale not found. Exception: %s", str(e))
        null_translation = NullTranslations()
        null_translation.install()
        _ = null_translation.gettext

    return _