code: def get_assets(self):
          
          # Implemented from template for
          # osid.resource.ResourceLookupSession.get_resources
          # NOTE: This implementation currently ignores plenary view
          collection = JSONClientValidated('repository',
                                           collection='Asset',
                                           runtime=self._runtime)
          result = collection.find(self._view_filter()).sort('_id', DESCENDING)
          return objects.AssetList(result, runtime=self._runtime, proxy=self._proxy)
docs: Gets all ``Assets``.
  
          In plenary mode, the returned list contains all known assets or
          an error results. Otherwise, the returned list may contain only
          those assets that are accessible through this session.
  
          return: (osid.repository.AssetList) - a list of ``Assets``
          raise:  OperationFailed - unable to complete request
          raise:  PermissionDenied - authorization failure
          *compliance: mandatory -- This method must be implemented.*