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# Copyright 2021 Collate
# 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
# 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.
"""
Metadata DAG function builder
"""
from typing import Any, Dict
from airflow import DAG
from openmetadata.workflows.ingestion.common import build_ingestion_dag
try:
from airflow.operators.python import PythonOperator
except ModuleNotFoundError:
from airflow.operators.python_operator import PythonOperator
from metadata.generated.schema.entity.services.ingestionPipelines.ingestionPipeline import (
IngestionPipeline,
)
def build_usage_workflow_config(airflow_pipeline: IngestionPipeline) -> Dict[str, Any]:
"""
Given an airflow_pipeline, prepare the workflow config JSON
"""
...
def build_usage_dag(airflow_pipeline: IngestionPipeline) -> DAG:
"""
Build a simple metadata workflow DAG
"""
workflow_config = build_usage_workflow_config(airflow_pipeline)
dag = build_ingestion_dag(
task_name="usage_task",
ingestion_pipeline=airflow_pipeline,
workflow_config=workflow_config,
)
return dag