From 470c0ef699f31bba76445f18d7cbb289af388565 Mon Sep 17 00:00:00 2001
From: nvbn <nvbn.rm@gmail.com>
Date: Fri, 12 Feb 2016 20:11:08 +0300
Subject: [PATCH] #444: Check pip version in setup.py

---
 requirements.txt | 1 +
 setup.py         | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/requirements.txt b/requirements.txt
index 05a9aea6..ca9a8cc8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
+pip
 pytest
 mock
 pytest-mock
diff --git a/setup.py b/setup.py
index 70fa74db..530a8f59 100755
--- a/setup.py
+++ b/setup.py
@@ -1,8 +1,14 @@
 #!/usr/bin/env python
 from setuptools import setup, find_packages
+import pip
 import sys
 import os
 
+if int(pip.__version__.split('.')[0]) < 6:
+    print('pip older than 6.0 not supported, please upgrade pip with:\n\n'
+          '    pip install -U pip')
+    sys.exit(-1)
+
 if os.environ.get('CONVERT_README'):
     import pypandoc