Webside rinal says principles and techniques of data science, but we're renaming the book to learning data science. How do you all pull this off? I don't think that's built into pandas or python, is it? No, it's not. Or doing actually make this work? Yes. We're parsne code ind the scenes, and then running each step, like, using a de bugger. So in this case, we'ld slit it up to, say, the first step is dogs, and the second step is filtering, and the third step is sorting and then grouping anthen, taking the macks. There are many more steps than this