from sqlalchemy import create_engine
from sqlalchemy.orm import declarative_base
from sqlalchemy.orm import sessionmaker

from clean_alchemy.config import SQLALCHEMY_DATABASE_URI


engine = create_engine(SQLALCHEMY_DATABASE_URI)
SessionLocal = sessionmaker(
    autocommit=False,
    autoflush=False,
    bind=engine,
)

Base = declarative_base()


def get_db():
    db = SessionLocal()
    try:
        yield db
    finally:
        db.close()
