Python 2 seems like a weird one at this point. I am sure there are plenty of code bases in the wild that are still running Python 2, but what version? You canno

Python 2 seems like a weird one at this point. I am sure there are plenty of code bases in the wild that are still running Python 2, but what version? You cannot assume 2.7 and there are probably a lot of gotchas I no longer recall from say 2.3 to 2.7. An expert will relearn the differences if/when it needs to be done.