docs/shared/template-examples/taskflow.rst

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 .. code-block:: python

    from airflow.models.taskinstance import TaskInstance
    from airflow.models.dagrun import DagRun


    @task
    def print_ti_info(task_instance: TaskInstance | None = None, dag_run: DagRun | None = None):
        print(f"Run ID: {task_instance.run_id}")  # Run ID: scheduled__2023-08-09T00:00:00+00:00
        print(f"Duration: {task_instance.duration}")  # Duration: 0.972019
        print(f"DAG Run queued at: {dag_run.queued_at}")  # 2023-08-10 00:00:01+02:20