I've done some internal work written entirely in Python 3.3. We largely did it as a "proof of concept" to try out the new language. And yeah, we did indeed have

I've done some internal work written entirely in Python 3.3. We largely did it as a "proof of concept" to try out the new language. And yeah, we did indeed have dependencies. No complaints. Going back to 2 is kind of a bummer when you add up all the little niceties you get with 3(.3): unicode native strings, smarter import system, yield from, keyword-only arguments... at least those were the features I used. It has some other stuff that I never got around to touching.