def get_spot_datafeed_subscription(self):
        return self.get_object('DescribeSpotDatafeedSubscription',
                               None, SpotDatafeedSubscription, verb='POST')
Initialize the mock file.
dataset/ETHPy150Open darcyliu/storyboard/boto/ec2/connection.py/EC2Connection.get_spot_datafeed_subscription--crossover with--dataset/ETHPy150Open google/fplutil/buildutil/android_test.py/FileMock.__init__