Part of it may be your temps. They shouldn't drop at night. You want a hot side at 88-90 that always stays that warm. And your ambient temp should be 80. And should not drop either. She also could be hungry. My 400 gram snakes are eating rats. Not pups, but the next size up. Seems some people call them crawlers, some call them hoppers. Anyhow, a big baby rat, that has just opened its eyes. They are bigger than mice, and mine eat once avweek. Also if she is going into shed she could be getting grumpy and not want to be held. I don't think its from your lamp though.