from sqlalchemy.ext.asyncio import async_sessionmaker, AsyncSession, create_async_engine
from sqlalchemy.orm import DeclarativeBase

class Model(DeclarativeBase):
    pass


async_engine=create_async_engine(
    url = "mssql+aioodbc://sa:159357"\
            "@10.124.30.208:1433/test_db"\
            "?driver=ODBC+Driver+17+for+SQL+Server",
    connect_args={"check_same_thread": False}
    )

async_session = async_sessionmaker(
    async_engine,
    autoflush=True,
    autocommit=False, 
    expire_on_commit =False
    )
# async def get_async_session() -> AsyncSession:
#     async with async_session() as session:
#         session.