From 0d6ec0d9547ac95980d4444aa70216312455e837 Mon Sep 17 00:00:00 2001
From: Jason DeTiberus <jdetiber@redhat.com>
Date: Tue, 12 Jan 2016 11:42:09 -0500
Subject: Fix for to_padded_yaml filter

- Fix issue where None is passed to to_padded_yaml filter and invalid config
  is generated.
---
 filter_plugins/oo_filters.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/filter_plugins/oo_filters.py b/filter_plugins/oo_filters.py
index c262693ec..671c237b9 100644
--- a/filter_plugins/oo_filters.py
+++ b/filter_plugins/oo_filters.py
@@ -479,6 +479,9 @@ class FilterModule(object):
     @staticmethod
     def to_padded_yaml(data, level=0, indent=2, **kw):
         ''' returns a yaml snippet padded to match the indent level you specify '''
+        if data in [None, ""]:
+            return ""
+
         try:
             transformed = yaml.safe_dump(data, indent=indent, allow_unicode=True, default_flow_style=False, **kw)
             padded = "\n".join([" " * level * indent + line for line in transformed.splitlines()])
-- 
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