--- a/app/soc/logic/model.py	Sun Oct 12 08:43:41 2008 +0000
+++ b/app/soc/logic/model.py	Sun Oct 12 08:46:05 2008 +0000
@@ -344,3 +344,12 @@
     key_name  = self.getKeyNameForFields(**kwargs)
 
     return self.updateOrCreateFromKeyName(properties, key_name)
+  
+  def delete(self, entity):
+    """Delete existing entity from datastore.
+    
+    Args:
+      entity: an existing entity in datastore
+    """
+    entity.delete()
+