# format_duration

> **Function** in `deepagents_code`

📖 [View in docs](https://reference.langchain.com/python/deepagents-code/formatting/format_duration)

Format a duration in seconds into a human-readable string.

## Signature

```python
format_duration(
    seconds: float,
) -> str
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `seconds` | `float` | Yes | Duration in seconds. |

## Returns

`str`

Formatted string like `"5s"`, `"2.3s"`, `"5m 12s"`, or `"1h 23m 4s"`.

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[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/caaa7e7c12d214afa5cf0a1afed8eb6232aa6f7b/libs/code/deepagents_code/formatting.py#L19)