def search(self, regex):
        try:
            spec = {'$or': [{'data.content'    : {'$regex': regex, '$options': 'im'}},
                            {'data.description': {'$regex': regex, '$options': 'im'}}]}
            fields = {'_id': 0}
            cur = self.db.docs.find(spec, fields)
        except Exception as e:
            raise DatabaseException(e)
        return [Document(**row) for row in cur]
def _swdb_group_remove(self, group_id, pkg_types, pkgs):
        if not self._base.history.group.get(group_id):
            self._raise_or_warn(self._ignore_installed, _("Group id '%s' is not installed.") % group_id)
            return

        swdb_group = self._create_swdb_group(group_id, pkg_types, pkgs)

        if swdb_group is not None:
            self._base.history.group.remove(swdb_group)