database.py

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


from dotenv import load_dotenv
import os

load_dotenv()

DATABASE_URL = os.getenv("DATABASE_URL")

assert DATABASE_URL, "DATABASE_URL is not provided in env"

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

Base = declarative_base()