我正在摆弄 sqlalchemy ORM 功能
我能够使其在我的主应用程序上运行，但是当我创建一个单独的文件test.py来测试某些内容时，我不断收到事件循环关闭错误：
Exception ignored in: <function Connection.__del__ at 0x7f7041c07310>
Traceback (most recent call last):
File "/home/krypt/Documents/Projects/app/env/lib/python3.9/site-packages/aiomysql/connection.py", line 1072, in __del__
File "/home/krypt/Documents/Projects/app/env/lib/python3.9/site-packages/aiomysql/connection.py", line 298, in close
File "/usr/lib/python3.9/asyncio/selector_events.py", line 700, in close
File "/usr/lib/python3.9/asyncio/base_events.py", line 746, in call_soon
File "/usr/lib/python3.9/asyncio/base_events.py", line 510, in _check_closed
RuntimeError: Event loop is closed
这是代码test.py：
from sqlalchemy.ext.asyncio import create_async_engine
from sqlalchemy.orm import declarative_base
from sqlalchemy.orm import sessionmaker
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy import Table, Column, Integer, String …