We had some issue with python complaining that at the end of the script, some things were already deleted. This didn't affect the codes output, but was aestheticly undesirable, and rooted in a way to work around some ROOT things going out of scope. I implemented now a new way to keep the things in scope.

Intriduced by having even more DSIDs in the DSID helper

Specifically for the S->ZdZd->2l2j analysis

For the S->ZdZd->2l2j analysis

from appropriately filled TTree

searching for DSIDs that end with zero is too generous