Source code for tests.system.providers.papermill.example_papermill

#
# 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 will use Papermill to run the notebook "hello_world", based on the execution date
it will create an output notebook "out-<date>". All fields, including the keys in the parameters, are
templated.
"""

from __future__ import annotations

import os
from datetime import datetime, timedelta

from airflow import DAG
from airflow.providers.papermill.operators.papermill import PapermillOperator

[docs]START_DATE = datetime(2021, 1, 1)
[docs]SCHEDULE_INTERVAL = "0 0 * * *"
[docs]DAGRUN_TIMEOUT = timedelta(minutes=60)
[docs]ENV_ID = os.environ.get("SYSTEM_TESTS_ENV_ID")
[docs]DAG_ID = "example_papermill_operator"

with DAG(
    dag_id=DAG_ID,
    schedule=SCHEDULE_INTERVAL,
    start_date=START_DATE,
    dagrun_timeout=DAGRUN_TIMEOUT,
    tags=["example"],
    catchup=False,
) as dag:
    # [START howto_operator_papermill]
[docs]    run_this = PapermillOperator(
        task_id="run_example_notebook",
        input_nb="/tmp/hello_world.ipynb",
        output_nb="/tmp/out-{{ execution_date }}.ipynb",
        parameters={"msgs": "Ran from Airflow at {{ execution_date }}!"},
    )
    # [END howto_operator_papermill]

from tests.system.utils import get_test_run  # noqa: E402

# Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)
[docs]test_run = get_test_run(dag)