We use ayncio and async/await coroutines of Python 3.5 on each of our packages. I hope that PyPy will have a Py3.5 compatible interpreter someday, but CPython

We use ayncio and async/await coroutines of Python 3.5 on each of our packages. I hope that PyPy will have a Py3.5 compatible interpreter someday, but CPython is good enough for now.