From 717337cd7a0f97561b77543fb0cebb4e7ce7c0b7 Mon Sep 17 00:00:00 2001
From: mc-anssi <35530406+mc-anssi@users.noreply.github.com>
Date: Thu, 1 Feb 2018 11:25:40 +0100
Subject: [PATCH] Fix issue #3

---
 setup.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/setup.py b/setup.py
index 523c2a3..60e8308 100644
--- a/setup.py
+++ b/setup.py
@@ -1,9 +1,9 @@
 #!/usr/bin/env python3
 """bits_parser"""
-
+import sys
+assert sys.version_info.major == 3, 'Python 3 required'
 
 import re
-import sys
 from pathlib import Path
 from setuptools import setup, find_packages