[Checkins] [zopefoundation/Products.MailHost] ccf663: make `flake8` happy

[Dieter Maurer]

  Branch: refs/heads/workaround_python_issue41307#30
  Home:   https://github.com/zopefoundation/Products.MailHost
  Commit: ccf6634774297ddfe714de531a3101701ceb6a64
      https://github.com/zopefoundation/Products.MailHost/commit/ccf6634774297ddfe714de531a3101701ceb6a64
  Author: dieter <dieter at handshake.de>
  Date:   2020-07-17 (Fri, 17 Jul 2020)

  Changed paths:
    M src/Products/MailHost/tests/testMailHost.py

  Log Message:
  -----------
  make `flake8` happy