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Retry On Error

Note

This example is a replication of an Argo Workflow example in Hera. The upstream example can be found here.

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from hera.workflows import Container, Workflow
from hera.workflows.models import IntOrString, RetryStrategy

with Workflow(
    api_version="argoproj.io/v1alpha1",
    kind="Workflow",
    generate_name="retry-on-error-",
    entrypoint="error-container",
) as w:
    Container(
        name="error-container",
        retry_strategy=RetryStrategy(
            limit=IntOrString(
                root="2",
            ),
            retry_policy="Always",
        ),
        args=["import random; import sys; exit_code = random.choice(range(0, 5)); sys.exit(exit_code)"],
        command=["python", "-c"],
        image="python",
    )

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apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: retry-on-error-
spec:
  entrypoint: error-container
  templates:
  - name: error-container
    container:
      image: python
      args:
      - import random; import sys; exit_code = random.choice(range(0, 5)); sys.exit(exit_code)
      command:
      - python
      - -c
    retryStrategy:
      limit: '2'
      retryPolicy: Always

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