support.py 文件源码

def load(cls, dirname=None, locales=None, domain=None):
        """Load translations from the given directory.

        :param dirname: the directory containing the ``MO`` files
        :param locales: the list of locales in order of preference (items in
                        this list can be either `Locale` objects or locale
                        strings)
        :param domain: the message domain (default: 'messages')
        """
        if locales is not None:
            if not isinstance(locales, (list, tuple)):
                locales = [locales]
            locales = [str(locale) for locale in locales]
        if not domain:
            domain = cls.DEFAULT_DOMAIN
        filename = gettext.find(domain, dirname, locales)
        if not filename:
            return NullTranslations()
        with open(filename, 'rb') as fp:
            return cls(fp=fp, domain=domain)