converter.py 文件源码

def _get_session_tz(self):
        """ Get the session timezone or use the local computer's timezone. """
        try:
            tz = self.get_parameter(u'TIMEZONE')
            if not tz:
                tz = 'UTC'
            return pytz.timezone(tz)
        except pytz.exceptions.UnknownTimeZoneError:
            logger.warning('converting to tzinfo failed')
            if tzlocal is not None:
                return tzlocal.get_localzone()
            else:
                try:
                    return datetime.timezone.utc
                except AttributeError:  # py2k
                    return pytz.timezone('UTC')