[Checkins] [zopefoundation/ExtensionClass] df69be: Allow Python 2.

[Michael Howitz]

  Branch: refs/heads/drop-py2
  Home:   https://github.com/zopefoundation/ExtensionClass
  Commit: df69beb85b2096d6c774381de63c2aa07e596fc8
      https://github.com/zopefoundation/ExtensionClass/commit/df69beb85b2096d6c774381de63c2aa07e596fc8
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-03-24 (Tue, 24 Mar 2020)

  Changed paths:
    M setup.py

  Log Message:
  -----------
  Allow Python 2.