From 49c40e7a584d1d8faeac4436c6c7787e44a12b6d Mon Sep 17 00:00:00 2001
From: Wilfried Teiken <wteiken@google.com>
Date: Sun, 10 Jan 2016 13:00:38 -0500
Subject: [PATCH] Skip dns_resolver tests if dnspython is not available.

---
 acme/acme/dns_resolver_test.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/acme/acme/dns_resolver_test.py b/acme/acme/dns_resolver_test.py
index 2202ce4e8..0d5cc2543 100644
--- a/acme/acme/dns_resolver_test.py
+++ b/acme/acme/dns_resolver_test.py
@@ -1,11 +1,17 @@
 """Tests for acme.dns_resolver."""
 import unittest
 
-import dns
 import mock
 
+try:
+    import dns
+except ImportError:
+    dns = None
+
 from acme import dns_resolver
 
+@unittest.skipIf(dns is None,
+                 "dnspython is not available, skipping dns_resolver tests")
 class TxtRecordsForNameTest(unittest.TestCase):
 
     def create_txt_response(self, name, txt_records):