From 314d28ac6872143d4d05e443dd6a874ed1a2fd4b Mon Sep 17 00:00:00 2001
From: Michael Howitz <mh@gocept.com>
Date: Tue, 24 Oct 2017 09:27:51 +0200
Subject: [PATCH] Hopefully fix Python 3.6 build on TravisCI + Use current
 versions.

---
 .travis.yml  | 1 +
 buildout.cfg | 5 ++---
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index c38a3ab..79d3034 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ python:
     - 3.5
     - 3.6
 install:
+    - pip install -U six==$(curl $(awk '$1 ==  "extends" {print $3}' buildout.cfg) 2>/dev/null | awk '$1 == "six" {print $3}')
     - pip install coverage coveralls
     - python bootstrap.py
     - bin/buildout
diff --git a/buildout.cfg b/buildout.cfg
index 7f96846..25f4e1e 100644
--- a/buildout.cfg
+++ b/buildout.cfg
@@ -1,8 +1,7 @@
 [buildout]
-extends = 
-    https://zopefoundation.github.io/Zope/releases/4.0a6/versions-prod.cfg
+extends = https://zopefoundation.github.io/Zope/releases/4.0b2/versions-prod.cfg
 develop = .
-parts = 
+parts =
     interpreter
     test
     tox