gettextutils.py 文件源码

def _translate_msgid(msgid, domain, desired_locale=None):
        if not desired_locale:
            system_locale = locale.getdefaultlocale()
            # If the system locale is not available to the runtime use English
            if not system_locale[0]:
                desired_locale = 'en_US'
            else:
                desired_locale = system_locale[0]

        locale_dir = os.environ.get(domain.upper() + '_LOCALEDIR')
        lang = gettext.translation(domain,
                                   localedir=locale_dir,
                                   languages=[desired_locale],
                                   fallback=True)
        if six.PY3:
            translator = lang.gettext
        else:
            translator = lang.ugettext

        translated_message = translator(msgid)
        return translated_message