@utilities.remove_null_proxy_kwarg<EOL><INDENT>def get_resource_agent_assignment_session(self):<DEDENT>
if not self.supports_resource_agent_assignment():<EOL><INDENT>raise errors.Unimplemented()<EOL><DEDENT>return sessions.ResourceAgentAssignmentSession(runtime=self._runtime)<EOL>
Gets the session for assigning agents to resources.

        return: (osid.resource.ResourceAgentAssignmentSession) - a
                ``ResourceAgentAssignmentSession``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented - ``supports_resource_agent_assignment()``
                is ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_resource_agent_assignment()`` is ``true``.*