felicity-lims/backend/felicity_lims/felicity/database/session.py
Aurthur Musendame 34177bbd1d code reformat
2022-11-06 14:09:44 +02:00

34 lines
1 KiB
Python

from asyncio import current_task
from typing import AsyncGenerator
from felicity.core.config import settings
from sqlalchemy.ext.asyncio import (AsyncSession, async_scoped_session,
create_async_engine)
from sqlalchemy.orm import sessionmaker
async_engine = create_async_engine(
settings.SQLALCHEMY_ASYNC_DATABASE_URI, pool_pre_ping=True, echo=False, future=True
)
async_session_factory = sessionmaker(
bind=async_engine, expire_on_commit=False, autoflush=False, class_=AsyncSession
)
AsyncSessionScoped = async_scoped_session(async_session_factory, scopefunc=current_task)
# Async Dependency
async def get_session() -> AsyncGenerator:
async with async_session_factory() as session:
yield session
# or
async def get_db() -> AsyncGenerator:
session = async_session_factory()
try:
yield session
await session.commit()
except async_session_factory as ex:
await session.rollback()
raise ex
finally:
await session.close()