| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| """This dag only runs some simple tasks to test Airflow's task execution.""" |
| |
| from __future__ import annotations |
| |
| # [START dag] |
| import datetime |
| |
| import pendulum |
| |
| from airflow.models.dag import DAG |
| from airflow.providers.standard.operators.empty import EmptyOperator |
| |
| now = pendulum.now(tz="UTC") |
| now_to_the_hour = (now - datetime.timedelta(0, 0, 0, 0, 0, 3)).replace(minute=0, second=0, microsecond=0) |
| START_DATE = now_to_the_hour |
| DAG_NAME = "test_dag_v1" |
| |
| dag = DAG( |
| DAG_NAME, |
| schedule="*/10 * * * *", |
| default_args={"depends_on_past": True}, |
| start_date=pendulum.datetime(2021, 1, 1, tz="UTC"), |
| catchup=False, |
| ) |
| |
| run_this_1 = EmptyOperator(task_id="run_this_1", dag=dag) |
| run_this_2 = EmptyOperator(task_id="run_this_2", dag=dag) |
| run_this_2.set_upstream(run_this_1) |
| run_this_3 = EmptyOperator(task_id="run_this_3", dag=dag) |
| run_this_3.set_upstream(run_this_2) |
| # [END dag] |
