sdu_bkjws/__init__.py
def lessons(self):
        """
        返回lessons,如果未调用过``get_lesson()``会自动调用

        :return: list of lessons
        :rtype: list
        """
        if hasattr(self, '_lessons'):
            return self._lessons
        else:
            self.get_lesson()
            return self._lessons
def lessons(self):
        """
        返回lessons,如果未调用过``get_lesson()``会自动调用

        :return: list of lessons
        :rtype: list
        """
        if hasattr(self, '_lessons'):
            return self._lessons
        else:
            self.get_lesson()
            return self._lessons
返回lessons,如果未调用过``get_lesson()``会自动调用

        :return: list of lessons
        :rtype: list