microblog.pub/app/database.py

33 lines
1.0 KiB
Python
Raw Normal View History

2022-06-22 20:11:22 +02:00
import datetime
from typing import Any
2022-06-29 20:43:17 +02:00
from typing import AsyncGenerator
2022-06-22 20:11:22 +02:00
from sqlalchemy import create_engine
2022-06-29 20:43:17 +02:00
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy.ext.asyncio import create_async_engine
2022-06-22 20:11:22 +02:00
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
2022-06-29 20:43:17 +02:00
from app.config import DB_PATH
2022-06-22 20:11:22 +02:00
from app.config import SQLALCHEMY_DATABASE_URL
engine = create_engine(
SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
)
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
2022-06-29 20:43:17 +02:00
DATABASE_URL = f"sqlite+aiosqlite:///{DB_PATH}"
async_engine = create_async_engine(DATABASE_URL, future=True, echo=False)
async_session = sessionmaker(async_engine, class_=AsyncSession, expire_on_commit=False)
2022-06-22 20:11:22 +02:00
Base: Any = declarative_base()
def now() -> datetime.datetime:
return datetime.datetime.now(datetime.timezone.utc)
2022-06-29 20:43:17 +02:00
async def get_db_session() -> AsyncGenerator[AsyncSession, None]:
async with async_session() as session:
yield session