fix for yaml inventory in not likeing 'none'

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/ansible/inventory/yaml.py b/lib/ansible/inventory/yaml.py
index 94f131364d..bda16fa877 100644
--- a/lib/ansible/inventory/yaml.py
+++ b/lib/ansible/inventory/yaml.py
@@ -83,19 +83,19 @@ class InventoryParser(object):
                 if section in group_data and isinstance(group_data[section], string_types):
                     group_data[section] = { group_data[section]: None}
 
-            if 'vars' in group_data:
+            if group_data.get('vars', False):
                 for var in group_data['vars']:
                     if var != 'ansible_group_priority':
                         self.groups[group].set_variable(var, group_data['vars'][var])
                     else:
                         self.groups[group].set_priority(group_data['vars'][var])
 
-            if 'children' in group_data:
+            if group_data.get('children', False):
                 for subgroup in group_data['children']:
                     self._parse_groups(subgroup, group_data['children'][subgroup])
                     self.groups[group].add_child_group(self.groups[subgroup])
 
-            if 'hosts' in group_data:
+            if group_data.get('hosts', False):
                 for host_pattern in group_data['hosts']:
                     hosts = self._parse_host(host_pattern, group_data['hosts'][host_pattern])
                     for h in hosts: