# -*- coding: utf-8 -*-
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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
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from airflow.models import DAG
from airflow.operators.dummy_operator import DummyOperator


def subdag(parent_dag_name, child_dag_name, args):
    dag_subdag = DAG(
        dag_id='%s.%s' % (parent_dag_name, child_dag_name),
        default_args=args,
        schedule_interval="@daily",
    )

    for i in range(5):
        DummyOperator(
            task_id='%s-task-%s' % (child_dag_name, i + 1),
            default_args=args,
            dag=dag_subdag,
        )

    return dag_subdag
