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from __future__ import annotations
from typing import TYPE_CHECKING
from sqlalchemy import select
from litestar import Litestar, post
from litestar.plugins.sqlalchemy import SQLAlchemyInitPlugin, SQLAlchemySyncConfig
if TYPE_CHECKING:
from typing import Tuple
from sqlalchemy import Engine
from sqlalchemy.orm import Session
@post("/", sync_to_thread=True)
def handler(db_session: Session, db_engine: Engine) -> Tuple[int, int]:
one = db_session.execute(select(1)).scalar()
with db_engine.begin() as conn:
two = conn.execute(select(2)).scalar()
return one, two
config = SQLAlchemySyncConfig(connection_string="sqlite:///sync.sqlite")
plugin = SQLAlchemyInitPlugin(config=config)
app = Litestar(route_handlers=[handler], plugins=[plugin])
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