models.py 文件源码

def set_grade(self, new_grade: float, user: User) -> None:
        """Set the grade to the new grade.

        .. note:: This also passes back the grade to LTI if this is necessary
            (see :py:func:`passback_grade`).

        :param new_grade: The new grade to set
        :param user: The user setting the new grade.
        :returns: Nothing
        """
        self._grade = new_grade
        passback = self.assignment.should_passback
        grade = self.grade
        history = GradeHistory(
            is_rubric=self._grade is None and grade is not None,
            grade=-1 if grade is None else grade,
            passed_back=False,
            work=self,
            user=user
        )
        db.session.add(history)
        db.session.flush()
        if passback:
            psef.tasks.passback_grades([self.id])