fix type import

Author: wj-Mcat

examples/advanced/busy-bot.py

@@ -1,13 +1,28 @@
-"""doc"""
-# pylint: disable=R0801
+"""
+Python Wechaty - https://github.com/wechaty/python-wechaty
+Authors:    Huan LI (李卓桓) <https://github.com/huan>
+            Jingjing WU (吴京京) <https://github.com/wj-Mcat>
+2020 @ Copyright Wechaty Contributors <https://github.com/wechaty>
+Licensed under the Apache License, Version 2.0 (the 'License');
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+http://www.apache.org/licenses/LICENSE-2.0
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an 'AS IS' BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+"""
 import asyncio
 import logging
 from typing import Optional
 
+# waiting for wechaty-puppet new version
 from wechaty_puppet import ScanStatus  # type: ignore
 
-from wechaty import Wechaty, Contact
-from wechaty.user import Message
+from wechaty import (
+    Wechaty, Contact, Message
+)
 
 logging.basicConfig(level=logging.INFO)
 log = logging.getLogger(__name__)
@@ -62,7 +77,6 @@ async def on_scan(self, status: ScanStatus, qr_code: Optional[str] = None,
 
 async def main():
     """doc"""
-    # pylint: disable=W0603
     global bot
     bot = MyBot()
     await bot.start()

examples/advanced/friendship-bot.py

@@ -15,9 +15,11 @@
 """
 import os
 import asyncio
-from typing import Optional, Union
+from typing import Optional
 
-from wechaty import Wechaty, Contact, Room, Friendship, FriendshipType
+from wechaty import (
+    Wechaty, Contact, Friendship, FriendshipType
+)
 
 
 class MyBot(Wechaty):