@property
    def key(self):
        return (self.dag_id, self.task_id, self.execution_date)
Take a snapshot on the current host of the EBS volume corresponding to
dataset/ETHPy150Open airbnb/airflow/airflow/models.py/TaskInstance.key--crossover with--dataset/ETHPy150Open winhamwr/neckbeard/neckbeard/cloud_provisioners/aws/ec2.py/Ec2NodeDeployment._get_ebs_snapshot