Source code for tests.system.amazon.aws.example_sagemaker_notebook

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from __future__ import annotations

from datetime import datetime

from airflow.models.baseoperator import chain
from airflow.models.dag import DAG
from airflow.providers.amazon.aws.operators.sagemaker import (
    SageMakerCreateNotebookOperator,
    SageMakerDeleteNotebookOperator,
    SageMakerStartNoteBookOperator,
    SageMakerStopNotebookOperator,
)

from providers.tests.system.amazon.aws.utils import ENV_ID_KEY, SystemTestContextBuilder


[docs]DAG_ID = "example_sagemaker_notebook"


# Externally fetched variables:

[docs]ROLE_ARN_KEY = "ROLE_ARN"  # must have an IAM role to run notebooks



[docs]sys_test_context_task = SystemTestContextBuilder().add_variable(ROLE_ARN_KEY).build()


with DAG(
    DAG_ID,
    schedule="@once",
    start_date=datetime(2021, 1, 1),
    tags=["example"],
    catchup=False,
) as dag:

[docs]    test_context = sys_test_context_task()


    instance_name: str = f"{test_context[ENV_ID_KEY]}-test-notebook"

    role_arn = test_context[ROLE_ARN_KEY]

    # [START howto_operator_sagemaker_notebook_create]
    instance = SageMakerCreateNotebookOperator(
        task_id="create_instance",
        instance_name=instance_name,
        instance_type="ml.t3.medium",
        role_arn=role_arn,
        wait_for_completion=True,
    )
    # [END howto_operator_sagemaker_notebook_create]

    # [START howto_operator_sagemaker_notebook_stop]
    stop_instance = SageMakerStopNotebookOperator(
        task_id="stop_instance",
        instance_name=instance_name,
    )
    # [END howto_operator_sagemaker_notebook_stop]

    # [START howto_operator_sagemaker_notebook_start]
    start_instance = SageMakerStartNoteBookOperator(
        task_id="start_instance",
        instance_name=instance_name,
    )

    # [END howto_operator_sagemaker_notebook_start]

    # Instance must be stopped before it can be deleted.
    stop_instance_before_delete = SageMakerStopNotebookOperator(
        task_id="stop_instance_before_delete",
        instance_name=instance_name,
    )
    # [START howto_operator_sagemaker_notebook_delete]
    delete_instance = SageMakerDeleteNotebookOperator(task_id="delete_instance", instance_name=instance_name)
    # [END howto_operator_sagemaker_notebook_delete]

    chain(
        test_context,
        # create a new instance
        instance,
        # stop the instance
        stop_instance,
        # restart the instance
        start_instance,
        # must stop before deleting
        stop_instance_before_delete,
        # delete the instance
        delete_instance,
    )

    from dev.tests_common.test_utils.watcher import watcher

    # This test needs watcher in order to properly mark success/failure
    # when "tearDown" task with trigger rule is part of the DAG
    list(dag.tasks) >> watcher()

from dev.tests_common.test_utils.system_tests import get_test_run  # noqa: E402

# Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)

[docs]test_run = get_test_run(dag)

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