From b19b9430a1a0feefc2ad855e8d494a9ffad81817 Mon Sep 17 00:00:00 2001
From: Liam Young <liam.young@canonical.com>
Date: Sat, 15 Nov 2014 09:32:03 -0600
Subject: [PATCH] Remove mutable method default

---
 hooks/utils.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hooks/utils.py b/hooks/utils.py
index b8e16623..dc4a9379 100644
--- a/hooks/utils.py
+++ b/hooks/utils.py
@@ -49,8 +49,10 @@ def enable_pocket(pocket):
                 sources.write(line)
 
 
-def get_host_ip(hostname=unit_get('private-address')):
+def get_host_ip(hostname=None):
     try:
+        if not hostname:
+            hostname=unit_get('private-address')
         # Test to see if already an IPv4 address
         socket.inet_aton(hostname)
         return hostname