ActuallyRuben

Mattermost, it might not be the best feature-wise, but it’s open source, and a university can host it’s own server with SSO

By any chance, is the reason for this to translate to different languages? If so I’d recommend using hertest. It’s a UNIX tool which python has standard library support for: https://docs.python.org/3/library/gettext.html

Wait what, people are loading data from csv in their websites?

I’d recommend adding the markers on a line below the text, in a similar way to how rust compiler output indicates errors.

Also WIN isn’t really clear to me what it’s supposed to mean, does it mean that flag “wins” and takes precedence over the other conflicting flag? Does that even matter if the program exits with an error anyway?

I do agree with you on performance, but what makes python unsuitable where security is important?

a ^= b
b ^= a
a ^= b