microblog.pub/app/database.py

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2022-06-22 18:11:22 +00:00
import datetime
from typing import Any
from typing import Generator
from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import Session
from sqlalchemy.orm import sessionmaker
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)
Base: Any = declarative_base()
def now() -> datetime.datetime:
return datetime.datetime.now(datetime.timezone.utc)
def get_db() -> Generator[Session, None, None]:
db = SessionLocal()
try:
yield db
finally:
db.close()