change typing manage

nonebot/drivers/__init__.py

@@ -2,10 +2,10 @@
 # -*- coding: utf-8 -*-
 
 import abc
-from typing import Optional
 from ipaddress import IPv4Address
 
 from nonebot.config import Config
+from nonebot.typing import Optional
 
 
 class BaseDriver(abc.ABC):

nonebot/drivers/fastapi.py

@@ -3,7 +3,6 @@
 
 import json
 import logging
-from typing import Dict, Optional
 from ipaddress import IPv4Address
 
 import uvicorn
@@ -14,6 +13,7 @@ from fastapi import Body, status, Header, FastAPI, WebSocket as FastAPIWebSocket
 from nonebot.log import logger
 from nonebot.config import Config
 from nonebot.adapters import BaseBot
+from nonebot.typing import Dict, Optional
 from nonebot.adapters.cqhttp import Bot as CQBot
 from nonebot.drivers import BaseDriver, BaseWebSocket