Python, the way that it's dependencies and is understanding of linking files together through directories and things like that makes it a little bit more challenging than other systems. I do want to talk about the Git tools but it's also interesting in this comment from David Poole. It says we use sub modules for legal licensing reasons that is home to have GPL code separate from our priority code proprietary code. That obviously has different implications. And then there's also poetry. I don't think that it's not really about monorepos, but you can, I believe that you can use pure poetry and have your dependencies, like the third party libraries, your own or the one at PIPEI