Python Data Structures for Relational Databases

So I actually wrote cplalchemy in this inside out way where the I didn't even worry about the I'm not kind of new what I wanted to do for the ORM. yeah that's fantastic maybe we should take a step back, talk about the layers and then we could talk about you know well this layer that layer looks like such and such so you have the core and you have the ORM can you talk about that a littleYeah so  I wrote first just the engine just like the concept of here's how to connect to a database using the python dv API and here's a way that we can execute a query and get results back in a way that's