From 6ab6d1ddfd0a8a94956223014af634e4768f57bd Mon Sep 17 00:00:00 2001
From: Markus Unterwaditzer <markus@unterwaditzer.net>
Date: Sat, 2 May 2015 15:45:15 +0200
Subject: [PATCH] Check Python version at runtime

---
 vdirsyncer/utils/compat.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/vdirsyncer/utils/compat.py b/vdirsyncer/utils/compat.py
index 2d33065..840bc52 100644
--- a/vdirsyncer/utils/compat.py
+++ b/vdirsyncer/utils/compat.py
@@ -4,6 +4,11 @@ import sys
 
 PY2 = sys.version_info[0] == 2
 
+if sys.version_info < (3, 3) and sys.version_info[:2] != (2, 7):
+    raise RuntimeError(
+        'vdirsyncer only works on Python versions 2.7.x and 3.3+'
+    )
+
 
 if PY2:  # pragma: no cover
     import urlparse