def __getattr__(self, name):
if name == '_obj':
return
obj = self.get_object()
if obj is None:
raise exceptions.ReferencedObjectNotFound(proxy=self)
return getattr(obj, name)
def _dereference(self, reference):
"""
Dereference a model proxy object. Return first from the db_store, and
if it is not there, from the NB DB. Raise a ReferencedObjectNotFound
exception if it is not in the NB DB either.
:param reference: Model instance
:type reference: model_framework.ModelBase
:return: iterator
:raises: exceptions.ReferencedObjectNotFound
"""
item = reference.get_object()
if item is None:
item = self.nb_api.get(reference)
if item is None:
raise exceptions.ReferencedObjectNotFound(proxy=reference)
return item