With https://gist.github.com/pradyunsg/56b7b1c16bedc3555bec935682925a50:
❯ ./lookup.sh "warn" 241 314 345 566 643 685 639 794- PEP 685, ~line 103
If a project's metadata specifies an older core metadata version and the name would be invalid with newer core metadata versions, tools reading that metadata SHOULD warn the user.
- PEP 685, ~line 106 > Tools SHOULD warn users when an invalid extra name is read and SHOULD ignore the name to avoid ambiguity.