Source code for airflow.providers.github.example_dags.example_github

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import logging
from datetime import datetime
from typing import Any, Optional

from github import GithubException

from airflow import AirflowException
from airflow.models.dag import DAG
from airflow.providers.github.operators.github import GithubOperator
from airflow.providers.github.sensors.github import GithubSensor, GithubTagSensor

dag = DAG(
    'example_github_operator',
    start_date=datetime(2021, 1, 1),
    tags=['example'],
    catchup=False,
)

# [START howto_tag_sensor_github]

tag_sensor = GithubTagSensor(
    task_id='example_tag_sensor',
    tag_name='v1.0',
    repository_name="apache/airflow",
    timeout=60,
    poke_interval=10,
    dag=dag,
)


# [END howto_tag_sensor_github]

# [START howto_sensor_github]


def tag_checker(repo: Any, tag_name: str) -> Optional[bool]:
    result = None
    try:
        if repo is not None and tag_name is not None:
            all_tags = [x.name for x in repo.get_tags()]
            result = tag_name in all_tags

    except GithubException as github_error:
        raise AirflowException(f"Failed to execute GithubSensor, error: {str(github_error)}")
    except Exception as e:
        raise AirflowException(f"Github operator error: {str(e)}")
    return result


github_sensor = GithubSensor(
    task_id='example_sensor',
    method_name="get_repo",
    method_params={'full_name_or_id': "apache/airflow"},
    result_processor=lambda repo: tag_checker(repo, 'v1.0'),
    timeout=60,
    poke_interval=10,
    dag=dag,
)

# [END howto_sensor_github]


# [START howto_operator_list_repos_github]

github_list_repos = GithubOperator(
    task_id='github_list_repos',
    github_method="get_user",
    github_method_args={},
    result_processor=lambda user: logging.info(list(user.get_repos())),
    dag=dag,
)

# [END howto_operator_list_repos_github]

# [START howto_operator_list_tags_github]

list_repo_tags = GithubOperator(
    task_id='list_repo_tags',
    github_method="get_repo",
    github_method_args={'full_name_or_id': 'apache/airflow'},
    result_processor=lambda repo: logging.info(list(repo.get_tags())),
    dag=dag,
)

# [END howto_operator_list_tags_github]