From a2602c812c5011b4b97ab02402a93e725e571a9b Mon Sep 17 00:00:00 2001
From: Robert Collins <rbtcollins@hp.com>
Date: Tue, 26 Apr 2016 10:02:17 +1200
Subject: [PATCH] Fix #21: setup_requires setuptools 17.1

That is the release that < in markers started working.

This still gives a poor user experience when an older setuptools is
installed, but at least folk reading setup.py will see the version
they need.
---
 setup.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/setup.py b/setup.py
index bf10ec1..f369688 100644
--- a/setup.py
+++ b/setup.py
@@ -29,6 +29,7 @@ setup(
     extras_require = {
         ':python_version<"2.7"': ['ordereddict'],
     },
+    setup_requires = ["setuptools>=17.1"],
     classifiers = [
         'Development Status :: 4 - Beta',
         'Intended Audience :: Developers',