Why I Banned Python S Assertraises Intermediate Anthony Explains 451

Summary

I goofed in my explanation of `assert_never` during the 3.11 video -- this corrects my mistakes! - what's new in today I go over an extremely common pitfall with pytest and a helpful fix to prevent this from happening to you! playlist: ... today I talk about exception handling in today I talk about the approach I take to gradual typing in fine I'll make a video about it -- here's my stance on pinning dependencies and why I do what I do in the different scenarios. today we talk about mypy's "implicit optional" and why I think it's better to not use it! - what is Optional: ... today I go over the easily confusable NotImplemented and NotImplementedError -- as well as covering functools.total_ordering ... today I talk about an extremely common mistake with today I talk about why mypy doesn't need an annotation for the first argument! - introduction to typing / mypy: ... the dreaded "E722 do not use bare 'except'"! today we today I talk through why I think pytest-cov is unnecessary and a little annoying. - coverage: youtu.be/eQM3TOjsM_Q playlist: ... today we introduce another typing / mypy concept: generics! I show a few examples of how to write generic functions and generic ... and I actually went a bit further after recording! (it now can reorder all of pre-commit faster than `isort` can import!) - pretty today I show off `nullcontext` as well as a few popular usecases for conditional context managers and one for pytest! - conditional ...