3 ms·All of them work in python 3.x too. Well. I'm not sure about flask, it's not one i use personally.by tyfon 10y agoAll of them work in python 3.x too. Well. I'm not sure about flask, it's not one i use personally.notamy 10y agoI've been using flask with python 3.6; it seems to be working fine.Cyph0n 10y agoI know, but I was addressing the point about migrating to Go.