# tf.estimator.ModeKeys

<br />

|---|---|
| [![](https://www.tensorflow.org/images/tf_logo_32px.png) TensorFlow 1 version](https://www.tensorflow.org/versions/r1.15/api_docs/python/tf/estimator/ModeKeys) | [![](https://www.tensorflow.org/images/GitHub-Mark-32px.png) View source on GitHub](https://github.com/tensorflow/tensorflow/blob/v2.0.0/tensorflow/python/saved_model/model_utils/mode_keys.py#L41-L53) |

Standard names for Estimator model modes.

#### View aliases


**Compat aliases for migration**

See
[Migration guide](https://www.tensorflow.org/guide/migrate) for
more details.

[`tf.compat.v1.estimator.ModeKeys`](https://www.tensorflow.org/api_docs/python/tf/estimator/ModeKeys)

<br />

The following standard keys are defined:

- `TRAIN`: training/fitting mode.
- `EVAL`: testing/evaluation mode.
- `PREDICT`: predication/inference mode.

## Class Variables

- `EVAL = 'eval'`
- `PREDICT = 'infer'`
- `TRAIN = 'train'`