web.py 文件源码

def locale(self):
        """The locale for the current session.

        Determined by either `get_user_locale`, which you can override to
        set the locale based on, e.g., a user preference stored in a
        database, or `get_browser_locale`, which uses the ``Accept-Language``
        header.

        .. versionchanged: 4.1
           Added a property setter.
        """
        if not hasattr(self, "_locale"):
            self._locale = self.get_user_locale()
            if not self._locale:
                self._locale = self.get_browser_locale()
                assert self._locale
        return self._locale