[Checkins] [zopefoundation/z3c.etestbrowser] 2e3c5b: Python 3.8 is not mature enough:

[Michael Howitz]

  Branch: refs/heads/issue6-py3
  Home:   https://github.com/zopefoundation/z3c.etestbrowser
  Commit: 2e3c5be72d9d2a1e5c16a2bba074f20280b0e7ce
      https://github.com/zopefoundation/z3c.etestbrowser/commit/2e3c5be72d9d2a1e5c16a2bba074f20280b0e7ce
  Author: Michael Howitz <mh at gocept.com>
  Date:   2019-02-27 (Wed, 27 Feb 2019)

  Changed paths:
    M .travis.yml
    M CHANGES.txt
    M setup.py
    M tox.ini

  Log Message:
  -----------
  Python 3.8 is not mature enough:

It breaks the tests weirdly on TravisCI but runs fine on my machine (3.8.0a2).
I do not want to debug this failure.