def start_instances(self, instance_ids=None):
        params = {}
        if instance_ids:
            self.build_list_params(params, instance_ids, 'InstanceId')
        return self.get_list('StartInstances', params,
                             [('item', Instance)], verb='POST')
Start the instances specified
dataset/ETHPy150Open darcyliu/storyboard/boto/ec2/connection.py/EC2Connection.start_instances