Handle errors with custom predicate

Defines a custom error handler, including a custom predicate and custom backoff parameters.

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Code sample

YAML

main:
  steps:
    - read_item:
        try:
          call: http.get
          args:
            url: https://example.com/someapi
          result: api_response
        retry:
          predicate: ${my_own_predicate}
          max_retries: 5
          backoff:
            initial_delay: 2
            max_delay: 60
            multiplier: 2
    - last_step:
        return: "OK"

my_own_predicate:
  params: [e]
  steps:
    - what_to_repeat:
        switch:
          - condition: "df"
            return: True
    - otherwise:
        return: False

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