Files
YG_FT/backend/app/db/session.py
2026-07-21 16:15:01 +08:00

41 lines
853 B
Python

from __future__ import annotations
from collections.abc import Generator
from contextlib import contextmanager
from sqlalchemy import create_engine
from sqlalchemy.orm import Session, sessionmaker
from app.core.config import get_settings
DATABASE_URL = get_settings().database_url
engine = create_engine(
DATABASE_URL,
pool_pre_ping=True,
future=True,
)
SessionLocal = sessionmaker(bind=engine, autoflush=False, autocommit=False, expire_on_commit=False, future=True)
def get_db() -> Generator[Session, None, None]:
db = SessionLocal()
try:
yield db
finally:
db.close()
@contextmanager
def session_scope() -> Generator[Session, None, None]:
db = SessionLocal()
try:
yield db
db.commit()
except Exception:
db.rollback()
raise
finally:
db.close()