I am looking for a bulk rename add-on/script that allows mirror editing by weight in Blender.   You know that when setting weights in The Sims, "b__" gets in the way and prevents mirroring, right? So I thought I could create a mirror rig if I removed "b__" from both, but even placing L/R at the beginning doesn't allow for mirror editing. So currently I'm carefully modifying the rig one side at a time, but I feel like I'm missing something and it's inefficient. I'm looking for an