[Checkins] [zopefoundation/MultiMapping] 639bd8: Use newer doctest

[GitHub]

  Branch: refs/heads/zope2-jim-fix-zclasses
  Home:   https://github.com/zopefoundation/MultiMapping
  Commit: 639bd84c137d16b31171aeac56b98b0f5681e360
      https://github.com/zopefoundation/MultiMapping/commit/639bd84c137d16b31171aeac56b98b0f5681e360
  Author: Jim Fulton <jim at zope.com>
  Date:   2005-04-01 (Fri, 01 Apr 2005)

  Changed paths:
    A tests.py

  Log Message:
  -----------
  Use newer doctest