There is some issues with decorator

Question

In the first demonstration part, how come it return wrap instead of wrap()?

Answer 1

Python?

Answer 2

Yep

Answer 3

I’ve consult one of my friend. He said return wrap return a actual function while return wrap() return a specific result.

Answer 4

Here is an explanation of the decorator usage:
https://code.sololearn.com/cD09ijlIS6Ev/?ref=app