def is_student(self):
        return any((self.has_role('learner'),
                    self.has_role('student')))
Create a spot instance datafeed subscription for this account.
dataset/ETHPy150Open tophatmonocle/ims_lti_py/ims_lti_py/tool_provider.py/ToolProvider.is_student--crossover with--dataset/ETHPy150Open darcyliu/storyboard/boto/ec2/connection.py/EC2Connection.create_spot_datafeed_subscription