from __future__ import annotations from sqlalchemy.engine import URL from sqlalchemy.ext.asyncio import AsyncEngine, AsyncSession from sqlalchemy.ext.asyncio import create_async_engine as _create_async_engine from sqlalchemy.orm import sessionmaker def create_async_engine(url: URL | str) -> AsyncEngine: return _create_async_engine(url=url, pool_pre_ping=True, pool_recycle=3600) def get_session_maker(engine: AsyncEngine) -> sessionmaker: return sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)