[Checkins] [zopefoundation/DocumentTemplate] 842d38: make "ustr.ustr" Python 3 compatible

[Dieter Maurer]

  Branch: refs/heads/fix-Zope-#921
  Home:   https://github.com/zopefoundation/DocumentTemplate
  Commit: 842d3846fbe05b0dfd14f24d1fe49678993e92ba
      https://github.com/zopefoundation/DocumentTemplate/commit/842d3846fbe05b0dfd14f24d1fe49678993e92ba
  Author: dieter <dieter at handshake.de>
  Date:   2020-10-26 (Mon, 26 Oct 2020)

  Changed paths:
    M CHANGES.rst
    M src/DocumentTemplate/tests/testustr.py
    M src/DocumentTemplate/ustr.py

  Log Message:
  -----------
  make "ustr.ustr" Python 3 compatible