docs: def unassign_authorization_from_vault(self, authorization_id, vault_id):
          """Removes an ``Authorization`` from a ``Vault``.
  
          arg:    authorization_id (osid.id.Id): the ``Id`` of the
                  ``Authorization``
          arg:    vault_id (osid.id.Id): the ``Id`` of the ``Vault``
          raise:  NotFound - ``authorization_id`` or ``vault_id`` not
                  found or ``authorization_id`` not assigned to
                  ``vault_id``
          raise:  NullArgument - ``authorization_id`` or ``vault_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.ResourceBinAssignmentSession.unassign_resource_from_bin
          mgr = self._get_provider_manager('AUTHORIZATION', local=True)
          lookup_session = mgr.get_vault_lookup_session(proxy=self._proxy)
          lookup_session.get_vault(vault_id)  # to raise NotFound
          self._unassign_object_from_catalog(authorization_id, vault_id)