# evaluate – Axolotl

# evaluate

`evaluate`

Module for evaluating models.

## Functions

Name | Description
--- | ---
evaluate | Evaluate a model on training and validation datasets.
evaluate_dataset | Helper function to evaluate a single dataset.

### evaluate

    evaluate.evaluate(cfg, dataset_meta)

Evaluate a model on training and validation datasets.

#### Parameters

Name | Type | Description | Default
--- | --- | --- | ---
cfg | DictDefault | Dictionary mapping `axolotl` config keys to values. | required
dataset_meta | TrainDatasetMeta | Dataset metadata containing training and evaluation datasets. | required

#### Returns

Name | Type | Description
--- | --- | ---
| Dict[str, float] | Dictionary mapping metric names to their values.

### evaluate_dataset

    evaluate.evaluate_dataset(trainer, dataset, dataset_type, flash_optimum=False)

Helper function to evaluate a single dataset.

#### Parameters

Name | Type | Description | Default
--- | --- | --- | ---
trainer | Trainer | The trainer instance. | required
dataset | Dataset | Dataset to evaluate. | required
dataset_type | str | Type of dataset (‘train’ or ‘eval’). | required
flash_optimum | bool | Whether to use flash optimum. | `False`

#### Returns

Name | Type | Description
--- | --- | ---
| Optional[Dict[str, float]] | Dictionary of metrics or None if dataset is None.