database.py

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

# Use absolute path pointing to the active database in the root folder
db_path = "e:/Keffi Ai/keffi_clinical.db"
SQLALCHEMY_DATABASE_URL = f"sqlite:///{db_path}"

# Engine setup
engine = create_engine(
    SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
)

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

# Base class for the models
Base = declarative_base()

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