@abc.abstractmethod<EOL><INDENT>def get_child_assessment_parts(self):<DEDENT>
return<EOL>
Gets any child assessment parts.

        :return: the child assessment parts
        :rtype: ``osid.assessment.authoring.AssessmentPartList``
        :raise: ``OperationFailed`` -- unable to complete request

        *compliance: mandatory -- This method must be implemented.*