Doc.notify_update

What is the client side event that listens to this function?
I use doc.notify_update in Python.
How to listen to the event raised by doc.notify_update on the client side?

It publishes doc_update and list_update events. What you want to do with it is totally up to you, implementation and one example:

Thanks a lot for your reply, I will try it.
Thx again.