[Checkins] [zopefoundation/martian] 33e8b3: Implement suggestion of @mgedmin

[Michael Howitz]

  Branch: refs/heads/py37
  Home:   https://github.com/zopefoundation/martian
  Commit: 33e8b34bb7ba521292219e2835306adb97b6d0f5
      https://github.com/zopefoundation/martian/commit/33e8b34bb7ba521292219e2835306adb97b6d0f5
  Author: Michael Howitz <mh at gocept.com>
  Date:   2019-03-14 (Thu, 14 Mar 2019)

  Changed paths:
    M src/martian/util.py

  Log Message:
  -----------
  Implement suggestion of @mgedmin