SQLAlchemy，使用反射和/或生成python declarative_base类保持反射元数据和automap_base

I am using SQlAlchemy automap extension for my preference to avoid manually writing up the declarative base classes. Mostly because I am not very familiar with the db schema and need to interact only with a small subset of tables and columnsI am using SQlAlchemy automap extension for my