We don't do it. Never have honestly. All our snakes are fine and live in racks.
As well was he a vet who specialized in reptiles or just one who "also saw them". We don't have option A where I live but we have option B and it's a mess.
Off topic have you tried a gentle warm soak to get her to poop? Sometimes we need to give a snake a 15 minute soak to loosen things up lol
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