# Pool

> **Class** in `langsmith`

📖 [View in docs](https://reference.langchain.com/python/langsmith/sandbox/_models/Pool)

Represents a Sandbox Pool for pre-provisioned sandboxes.

Pools pre-provision sandboxes from a template for faster startup.
Instead of waiting for a new sandbox to be created, sandboxes can
be served from a pre-warmed pool.

Note: Templates with volume mounts cannot be used in pools.

## Signature

```python
Pool(
    self,
    name: str,
    template_name: str,
    replicas: int,
    id: Optional[str] = None,
    created_at: Optional[str] = None,
    updated_at: Optional[str] = None,
)
```

## Constructors

```python
__init__(
    self,
    name: str,
    template_name: str,
    replicas: int,
    id: Optional[str] = None,
    created_at: Optional[str] = None,
    updated_at: Optional[str] = None,
) -> None
```

| Name | Type |
|------|------|
| `name` | `str` |
| `template_name` | `str` |
| `replicas` | `int` |
| `id` | `Optional[str]` |
| `created_at` | `Optional[str]` |
| `updated_at` | `Optional[str]` |


## Properties

- `name`
- `template_name`
- `replicas`
- `id`
- `created_at`
- `updated_at`

## Methods

- [`from_dict()`](https://reference.langchain.com/python/langsmith/sandbox/_models/Pool/from_dict)

---

[View source on GitHub](https://github.com/langchain-ai/langsmith-sdk/blob/6a74bf5af9e542d8065af8edca54b2448f430916/python/langsmith/sandbox/_models.py#L158)