task_dvc_example.py

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# [start workflow_declare]
"""A example workflow for task dvc."""

from pydolphinscheduler.core.workflow import Workflow
from pydolphinscheduler.tasks import DVCDownload, DVCInit, DVCUpload

repository = "git@github.com:<YOUR-NAME-OR-ORG>/dvc-data-repository-example.git"

with Workflow(
    name="task_dvc_example",
) as workflow:
    init_task = DVCInit(name="init_dvc", repository=repository, store_url="~/dvc_data")
    upload_task = DVCUpload(
        name="upload_data",
        repository=repository,
        data_path_in_dvc_repository="iris",
        data_path_in_worker="~/source/iris",
        version="v1",
        message="upload iris data v1",
    )

    download_task = DVCDownload(
        name="download_data",
        repository=repository,
        data_path_in_dvc_repository="iris",
        data_path_in_worker="~/target/iris",
        version="v1",
    )

    init_task >> upload_task >> download_task

    workflow.run()

# [end workflow_declare]