Agree that Python 3.5 is a turning point. Async/await in the core language is HUGE, and really makes Python a great language for the future. Tornado + py3.5 is

Agree that Python 3.5 is a turning point. Async/await in the core language is HUGE, and really makes Python a great language for the future. Tornado + py3.5 is a very easy and monster-performing platform.