공식 문서를 토대로 활용하였다. XComs https://airflow.apache.org/docs/apache-airflow/stable/concepts/xcoms.html#working-with-custom-xcom-backends-in-containers xcom_pull https://airflow.apache.org/docs/apache-airflow/stable/_api/airflow/models/baseoperator/index.html?highlight=xcom_pull#airflow.models.baseoperator.BaseOperator.xcom_pull Examples https://github.com/apache/airflow/blob/main/airflow/example_dags..
