Source code for tests.system.providers.google.cloud.translate.example_translate

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"""
Example Airflow DAG that translates text in Google Cloud Translate
service in the Google Cloud.

"""
from datetime import datetime

from airflow import models
from airflow.operators.bash import BashOperator
from airflow.providers.google.cloud.operators.translate import CloudTranslateTextOperator

[docs]DAG_ID = "example_gcp_translate"

with models.DAG(
    DAG_ID,
    schedule_interval="@once",  # Override to match your needs
    start_date=datetime(2021, 1, 1),
    catchup=False,
    tags=["example"],
) as dag:
    # [START howto_operator_translate_text]
[docs]    product_set_create = CloudTranslateTextOperator(
        task_id="translate",
        values=["zażółć gęślą jaźń"],
        target_language="en",
        format_="text",
        source_language=None,
        model="base",
    )
    # [END howto_operator_translate_text]
    # [START howto_operator_translate_access]
    translation_access = BashOperator(
        task_id="access", bash_command="echo '{{ task_instance.xcom_pull(\"translate\")[0] }}'"
    )
    # [END howto_operator_translate_access]
    product_set_create >> translation_access

    # ### Everything below this line is not part of example ###
    # ### Just for system tests purpose ###
    from tests.system.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 tests.system.utils 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)