steps:
{% for step in steps -%}
  - step: {{ step.step }}
    {% if step.model -%}
    settings:
      model: {{ step.model }}
      model_settings:
        model: {{ step.model_settings.model }}
    {% endif -%}
    {% if step.settings -%}
    settings:
      {% for key, value in step.settings.items() -%}
      {{ key }}: {{ value }}
      {% endfor -%}
    {% endif -%}
{% endfor %}