@abc.abstractmethod<EOL><INDENT>def get_grade_entry(self, grade_entry_id):<DEDENT>
return<EOL>
Gets the ``GradeEntry`` specified by its ``Id``.

        :param grade_entry_id: ``Id`` of the ``GradeEntry``
        :type grade_entry_id: ``osid.id.Id``
        :return: the grade entry
        :rtype: ``osid.grading.GradeEntry``
        :raise: ``NotFound`` -- ``grade_entry_id`` not found
        :raise: ``NullArgument`` -- ``grade_entry_id`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

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