@bitinn you probably figured this out by now: if you want to change the code in an installed add-on, you can work on its installed files (exact location depends on if you're on Windows or Mac). You open the installed add-on script(s), change them, and to reload it with the new code you will untick + retick the add-on…
I don't know this is so damn hard but after: How should I move the imported object, assuming I want to move it to the same location as the previously active object. I just need a minimal example, the imported object should be selected but not active, I tested this to work in console: But it doesn't work in addon script, I…