I am curious - what is the best practice to show messages to the user?
e.g. when they enter something (which is a valid form entry), but in the view function after some complicated calculation or an API call, it turns out, we have to send a message to the user
As I recently developed some Flask applications, I saw there is the
flash system, see
For my Zope app, I just set a message / and maybe a category (warning, success, error) on the
But maybe there is a better pattern? Or a package?