Python 2 vs Python 3?

Question

Programming

I want to choose the first YaP from them. What to choose? And why?

Answer 1

Third, of course. Because it develops and will develop, unlike the 2nd. For example, the async library and a special form of yield from have recently appeared . Yes, and all normal libraries support the third branch.
And it also has normal Unicode support.

Answer 2

The difference between them is negligible. It is better to learn the second, and if necessary, start coding on the third will be a matter of a couple of hours.

Answer 3

Learning the second python is like starting to learn programming from Pascal
only a little better.
Why learn something that has not been developed for years?
So, of course, python 3 dies .
If you come across an old code, you will still understand it if necessary, but you will know a lot of new