But you're probably better off with Ruff these days: https://docs.astral.sh/ruff/
Similar to black but faster, written in Rust, by the same team who created uv.
This back-and-forth is a good example of why Go benefits from having a centralized linter. And uv isn't the official Python package manager even though it should be.
So... A: not trivial. And B: not part of the language.
> mean this isn't true, formatting is the most trivial part. And so many languages have an opinionated formatter these days (e.g. Black)
I don't think this is correct