Add update() method to NovaObject for dict compatibility

In order for objects to behave like dicts, they need to
support the update() method. This patch adds that.

Related to blueprint unified-object-model

Change-Id: Icb3932682285cbf8e7362e5b748e42a754b17fe7

1 files changed, 8 insertions, 0 deletions

diff --git a/nova/objects/base.py b/nova/objects/base.py
index 4f973de0c..c6dc8cc1a 100644
--- a/nova/objects/base.py
+++ b/nova/objects/base.py
@@ -367,6 +367,14 @@ class NovaObject(object):
         """
         return self[key]
 
+    def update(self, updates):
+        """For backwards-compatibility with dict-base objects.
+
+        NOTE(danms): May be removed in the future.
+        """
+        for key, value in updates.items():
+            self[key] = value
+
 
 class ObjectListBase(object):
     """Mixin class for lists of objects.