Source code for tests.system.apache.beam.example_python_dataflow
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"""
Example Airflow DAG for Apache Beam operators
"""
from __future__ import annotations
from airflow import models
from airflow.providers.apache.beam.operators.beam import BeamRunPythonPipelineOperator
from airflow.providers.google.cloud.hooks.dataflow import DataflowJobStatus
from airflow.providers.google.cloud.operators.dataflow import DataflowConfiguration
from airflow.providers.google.cloud.sensors.dataflow import DataflowJobStatusSensor
from providers.tests.system.apache.beam.utils import (
DEFAULT_ARGS,
GCP_PROJECT_ID,
GCS_OUTPUT,
GCS_PYTHON_DATAFLOW_ASYNC,
GCS_STAGING,
GCS_TMP,
START_DATE,
)
with models.DAG(
"example_beam_native_python_dataflow_async",
default_args=DEFAULT_ARGS,
start_date=START_DATE,
schedule=None, # Override to match your needs
catchup=False,
tags=["example"],
) as dag:
# [START howto_operator_start_python_dataflow_runner_pipeline_async_gcs_file]
[docs] start_python_job_dataflow_runner_async = BeamRunPythonPipelineOperator(
task_id="start_python_job_dataflow_runner_async",
runner="DataflowRunner",
py_file=GCS_PYTHON_DATAFLOW_ASYNC,
pipeline_options={
"tempLocation": GCS_TMP,
"stagingLocation": GCS_STAGING,
"output": GCS_OUTPUT,
},
py_options=[],
py_requirements=["apache-beam[gcp]==2.59.0"],
py_interpreter="python3",
py_system_site_packages=False,
dataflow_config=DataflowConfiguration(
job_name="{{task.task_id}}",
project_id=GCP_PROJECT_ID,
location="us-central1",
wait_until_finished=False,
),
)
wait_for_python_job_dataflow_runner_async_done = DataflowJobStatusSensor(
task_id="wait-for-python-job-async-done",
job_id="{{task_instance.xcom_pull('start_python_job_dataflow_runner_async')['dataflow_job_id']}}",
expected_statuses={DataflowJobStatus.JOB_STATE_DONE},
project_id=GCP_PROJECT_ID,
location="us-central1",
)
start_python_job_dataflow_runner_async >> wait_for_python_job_dataflow_runner_async_done
# [END howto_operator_start_python_dataflow_runner_pipeline_async_gcs_file]
from tests_common.test_utils.system_tests import get_test_run
# Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)
[docs]test_run = get_test_run(dag)