format dates according to RFC3339
RFC 3339 is a standard date format used on the internet. This Python
module formats dates according to the RFC. Examples of this format:

      2015-11-03T22:11:12Z
      2015-11-03T15:11:12-07:00

Maintainer: The OpenBSD ports mailing-list <ports@openbsd.org>

WWW: https://pypi.org/project/pyRFC3339
