# resolve_criteria

> **Function** in `langchain_classic`

📖 [View in docs](https://reference.langchain.com/python/langchain-classic/evaluation/scoring/eval_chain/resolve_criteria)

Resolve the criteria for the pairwise evaluator.

## Signature

```python
resolve_criteria(
    criteria: CRITERIA_TYPE | str | list[CRITERIA_TYPE] | None,
) -> dict
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `criteria` | `CRITERIA_TYPE \| str \| list[CRITERIA_TYPE] \| None` | Yes | The criteria to use. |

## Returns

`dict`

The resolved criteria.

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/c59e83a1ffba63d709ea4847445845edd82085dc/libs/langchain/langchain_classic/evaluation/scoring/eval_chain.py#L53)