def setUp(self):
    args = {'owner': 'airflow', 'start_date': datetime.datetime(2017, 1, 1)}
    self.dag = DAG('test_dag_id', default_args=args)
def setUp(self):
    args = {'owner': 'airflow', 'start_date': datetime.datetime(2017, 1, 1)}
    self.dag = DAG('test_dag_id', default_args=args)