Python Warnings Beginner Intermediate Anthony Explains 320

Summary

today I talk about an extremely common mistake with today I talk about exception handling in today I talk about the `source` command -- why it exists, and why I prefer `.` over `source`! playlist: ... today we go over narrowings and `TypeGuard` -- which enables you to write your own user-defined narrowings! playlist: ... I totally missed this improvement when reviewing 3.12 back in the day and it's pretty significant. but I think they missed one key ... Learn how to harness the power of today I talk about star imports 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 go over all the tools I use to set up my projects, as well as the differences between 1-file libraries, multi-file libraries, and ... the dreaded "E722 do not use bare 'except'"! today we today I talk about `reload()` (which used to be a builtin -- now in `importlib`) and how it works and why you generally shouldn't use ...