Python 3: A Common Reality

I think that right now you can start doing practically everything on Python 3 and use it day by day. I see a lot of people still scurp by the change. And so it's more like a, right now it's morelike a people problem than a technology problem because technology is there and most common frameworks and libraries are available. But you're still unsure. You still have the question. And if I find something which is missing, what will I do?