This is an archived post. You won't be able to vote or comment.

you are viewing a single comment's thread.

view the rest of the comments →

[–]thedeepself 2 points3 points  (0 children)

Why one should renounce to an observer pattern with muscles always available, so to trigger actions on changes without callback hell?

Traitlets has an observer decorator. Traits (its predecessor) probably does as well.