환경 : python 3.9, pycharm sqlalchemy 라이브러리 추가 FILE > Settings (Ctrl + Alt + S) sqlalchemy 선택후 Install Package 설치 하면 끝 Code sqlite_base.py from sqlalchemy import create_engine from sqlalchemy.orm import scoped_session, sessionmaker from sqlalchemy.ext.declarative import declarative_base engine = create_engine("sqlite:///db\\user.db", echo=True) db_session = scoped_session(sessionmaker(autocommit=F..