Difficulties with adding spaces around equal signs using regular expressions with Notepad++

Question

I am currently trying to improve the readability of some of my python scripts by adding spaces around the equal signs. For example, currently an assignment looks like this:

Answer 1

With your initial regex,

Regex:

(?<=[\w\]\)])=(?=\w)

REplacement string:

 =

I added instead of . Lookarounds would do a zero width match. It won't match any characters.

DEMO