zwt13703
36 lines
795 B
Python
36 lines
795 B
Python
from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine, async_sessionmaker
|
|
from sqlalchemy.orm import DeclarativeBase
|
|
from app.core.config import get_settings
|
|
|
|
settings = get_settings()
|
|
|
|
engine = create_async_engine(
|
|
settings.DATABASE_URL,
|
|
echo=settings.DEBUG,
|
|
pool_size=20,
|
|
max_overflow=10,
|
|
pool_pre_ping=True,
|
|
)
|
|
|
|
async_session_factory = async_sessionmaker(
|
|
engine,
|
|
class_=AsyncSession,
|
|
expire_on_commit=False,
|
|
)
|
|
|
|
|
|
class Base(DeclarativeBase):
|
|
pass
|
|
|
|
|
|
async def get_db() -> AsyncSession:
|
|
async with async_session_factory() as session:
|
|
try:
|
|
yield session
|
|
await session.commit()
|
|
except Exception:
|
|
await session.rollback()
|
|
raise
|
|
finally:
|
|
await session.close()
|