docs: def get_vault_ids_by_authorization(self, authorization_id):
          """Gets the list of ``Vault``  ``Ids`` mapped to an ``Authorization``.
  
          arg:    authorization_id (osid.id.Id): ``Id`` of an
                  ``Authorization``
          return: (osid.id.IdList) - list of vault ``Ids``
          raise:  NotFound - ``authorization_id`` is not found
          raise:  NullArgument - ``authorization_id`` is ``null``
          raise:  OperationFailed - unable to complete request
          raise:  PermissionDenied - authorization failure
          *compliance: mandatory -- This method must be implemented.*
  
          """
          # Implemented from template for
          # osid.resource.ResourceBinSession.get_bin_ids_by_resource
          mgr = self._get_provider_manager('AUTHORIZATION', local=True)
          lookup_session = mgr.get_authorization_lookup_session(proxy=self._proxy)
          lookup_session.use_federated_vault_view()
          authorization = lookup_session.get_authorization(authorization_id)
          id_list = []
          for idstr in authorization._my_map['assignedVaultIds']:
              id_list.append(Id(idstr))
          return IdList(id_list)