It sounds like their use-case was Python 2 -> Python 3, I'd think there be tons of public repos that underwent that switch they could use for training, so that

It sounds like their use-case was Python 2 -> Python 3, I'd think there be tons of public repos that underwent that switch they could use for training, so that doesn't seem too unreasonable. And it's also pretty similar to the "boring gruntwork" that physical robots are always supposed to be taking over to free humans up to dance and bake bread.