airflow_scheduler/.venv/Lib/site-packages/airflow/utils/airflow_flask_app.py

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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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from __future__ import annotations

from typing import TYPE_CHECKING, Any, cast

from flask import Flask

if TYPE_CHECKING:
    from airflow.models.dagbag import DagBag
    from airflow.www.extensions.init_appbuilder import AirflowAppBuilder


class AirflowApp(Flask):
    """Airflow Flask Application."""

    appbuilder: AirflowAppBuilder
    dag_bag: DagBag
    api_auth: list[Any]


def get_airflow_app() -> AirflowApp:
    from flask import current_app

    return cast(AirflowApp, current_app)