db_conn.rewrite_relations('todo_children', 'parent', self.id_,
[[c.id_] for c in self.children])
db_conn.rewrite_relations('todo_conditions', 'todo', self.id_,
db_conn.rewrite_relations('todo_children', 'parent', self.id_,
[[c.id_] for c in self.children])
db_conn.rewrite_relations('todo_conditions', 'todo', self.id_,