-
Notifications
You must be signed in to change notification settings - Fork 6.4k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add new composer quickstart code (#2249)
* Add new quickstart code * Modify bash command
- Loading branch information
Showing
2 changed files
with
74 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,43 @@ | ||
# Copyright 2019 Google LLC | ||
# | ||
# Licensed 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 | ||
# | ||
# https://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. | ||
|
||
# [START composer_quickstart] | ||
import datetime | ||
|
||
import airflow | ||
from airflow.operators import bash_operator | ||
|
||
YESTERDAY = datetime.datetime.now() - datetime.timedelta(days=1) | ||
|
||
default_args = { | ||
'owner': 'Composer Example', | ||
'depends_on_past': False, | ||
'email': [''], | ||
'email_on_failure': False, | ||
'email_on_retry': False, | ||
'retries': 1, | ||
'retry_delay': datetime.timedelta(minutes=5), | ||
'start_date': YESTERDAY, | ||
} | ||
|
||
with airflow.DAG( | ||
'composer_sample_dag', | ||
'catchup=False', | ||
default_args=default_args, | ||
schedule_interval=datetime.timedelta(days=1)) as dag: | ||
|
||
# Print the dag_run id from the Airflow logs | ||
print_dag_run_conf = bash_operator.BashOperator( | ||
task_id='print_dag_run_conf', bash_command='echo {{ dag_run.id }}') | ||
# [END composer_quickstart] |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,31 @@ | ||
# Copyright 2019 Google LLC | ||
# | ||
# Licensed 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 | ||
# | ||
# https://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. | ||
|
||
from airflow import models | ||
|
||
from . import unit_testing | ||
|
||
|
||
def test_dag_import(): | ||
"""Test that the DAG file can be successfully imported. | ||
This tests that the DAG can be parsed, but does not run it in an Airflow | ||
environment. This is a recommended sanity check by the official Airflow | ||
docs: https://airflow.incubator.apache.org/tutorial.html#testing | ||
""" | ||
models.Variable.set('gcs_bucket', 'example_bucket') | ||
models.Variable.set('gcp_project', 'example-project') | ||
models.Variable.set('gce_zone', 'us-central1-f') | ||
from . import quickstart as module | ||
unit_testing.assert_has_valid_dag(module) |