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Workflow Of Workflows

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from hera.workflows import Container, Resource, Step, Steps, Workflow

with Workflow(
    generate_name="sub-workflow-1-",
    entrypoint="echo",
) as sub_workflow_1:
    Container(
        name="echo",
        image="docker/whalesay:latest",
        command=["cowsay"],
        args=["I'm workflow 1"],
    )

with Workflow(
    generate_name="sub-workflow-2-",
    entrypoint="echo",
) as sub_workflow_2:
    Container(
        name="echo",
        image="docker/whalesay:latest",
        command=["cowsay"],
        args=["I'm workflow 2"],
    )

with Workflow(generate_name="workflow-of-workflows-", entrypoint="main") as w:
    w1_resource = Resource(
        name="w1-resource",
        action="create",
        manifest=sub_workflow_1,
        success_condition="status.phase == Succeeded",
        failure_condition="status.phase in (Failed, Error)",
    )

    w2_resource = Resource(
        name="w2-resource",
        action="create",
        manifest=sub_workflow_2,
        success_condition="status.phase == Succeeded",
        failure_condition="status.phase in (Failed, Error)",
    )

    with Steps(name="main"):
        Step(name="sub-workflow-1", template=w1_resource)
        Step(name="sub-workflow-2", template=w2_resource)

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apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: workflow-of-workflows-
spec:
  entrypoint: main
  templates:
  - name: w1-resource
    resource:
      action: create
      failureCondition: status.phase in (Failed, Error)
      manifest: |
        apiVersion: argoproj.io/v1alpha1
        kind: Workflow
        metadata:
          generateName: sub-workflow-1-
        spec:
          entrypoint: echo
          templates:
          - container:
              args:
              - I'm workflow 1
              command:
              - cowsay
              image: docker/whalesay:latest
            name: echo
      successCondition: status.phase == Succeeded
  - name: w2-resource
    resource:
      action: create
      failureCondition: status.phase in (Failed, Error)
      manifest: |
        apiVersion: argoproj.io/v1alpha1
        kind: Workflow
        metadata:
          generateName: sub-workflow-2-
        spec:
          entrypoint: echo
          templates:
          - container:
              args:
              - I'm workflow 2
              command:
              - cowsay
              image: docker/whalesay:latest
            name: echo
      successCondition: status.phase == Succeeded
  - name: main
    steps:
    - - name: sub-workflow-1
        template: w1-resource
    - - name: sub-workflow-2
        template: w2-resource

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