# tf.keras.backend.set_learning_phase

<br />

|---|---|
| [![](https://www.tensorflow.org/images/tf_logo_32px.png) TensorFlow 2 version](https://www.tensorflow.org/api_docs/python/tf/keras/backend/set_learning_phase) | [![](https://www.tensorflow.org/images/GitHub-Mark-32px.png) View source on GitHub](https://github.com/tensorflow/tensorflow/blob/v1.15.0/tensorflow/python/keras/backend.py#L334-L352) |

Sets the learning phase to a fixed value.

#### View aliases


**Compat aliases for migration**

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

[`tf.compat.v1.keras.backend.set_learning_phase`](https://www.tensorflow.org/api_docs/python/tf/keras/backend/set_learning_phase), \`tf.compat.v2.keras.backend.set_learning_phase\`

<br />

    tf.keras.backend.set_learning_phase(
        value
    )

<br />

<br />

<br />

| ## Arguments ||
|---|---|
| `value` | Learning phase value, either 0 or 1 (integers). |

<br />

<br />

<br />

<br />

| ## Raises ||
|---|---|
| `ValueError` | if `value` is neither `0` nor `1`. |

<br />