def get(self, id, pk='id', deleted=False):
        try:
            if pk == 'id':
                id = int(id)
            if deleted:
                spec = {pk: id}
            else:
                spec = {pk: id, 'data': {'$exists': 1}}
            fields = {'_id': 0}
            row = self.db.docs.find_one(spec, fields)
        except Exception as e:
            raise DatabaseException(e)
        if row:
            return Document(**row)
        raise NotFoundError('%s %s not found' % (pk, id))
def reset(cls):
        cls.info = [
            [
                "Keyboard Control:",
                "  auto repeat:  on    key click percent:  0    LED mask:  00000002",
                "  XKB indicators:",
                "    00: Caps Lock:   off    01: Num Lock:    on     02: Scroll Lock: off",
                "    03: Compose:     off    04: Kana:        off    05: Sleep:       off",
            ],
            [
                "Keyboard Control:",
                "  auto repeat:  on    key click percent:  0    LED mask:  00000002",
                "  XKB indicators:",
                "    00: Caps Lock:   on     01: Num Lock:    on     02: Scroll Lock: off",
                "    03: Compose:     off    04: Kana:        off    05: Sleep:       off",
            ],
        ]
        cls.index = 0
        cls.is_error = False