I would say 2 because every package out there works with it, not the case with 3 still. So it will be easier for you to follow docs and tutorials. Plus, 2 is n

I would say 2 because every package out there works with it, not the case with 3 still. So it will be easier for you to follow docs and tutorials. Plus, 2 is not going away in near future, and you'll be able to pick up 3 easily after that