On 11/29/2017 6:26 PM, Eric V. Smith wrote: > I've posted a new version of PEP 557, it should soon be available at > https://www.python.org/dev/peps/pep-0557/. Also, I've posted version 0.2 to PyPI as dataclasses, so you can play with it on 3.6 and 3.7. Eric.