You mean the coding= comment? Where are you shipping your code that that was actually a problem? I've never been on a project where we did that, let alone needed it.
The comment you mention applies to source code encoding and it's obsolete for Python 3 since the beginning. This is about something else: https://docs.python.org/3.15/whatsnew/3.15.html#whatsnew315-...
The comment you mention applies to source code encoding and it's obsolete for Python 3 since the beginning. This is about something else: https://docs.python.org/3.15/whatsnew/3.15.html#whatsnew315-...