# SentinelT

> **Class** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/utilities/nvidia_riva/SentinelT)

An empty Sentinel type.

## Signature

```python
SentinelT()
```

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[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/4b280287bd55b99b44db2dd849f02d66c89534d5/libs/community/langchain_community/utilities/nvidia_riva.py#L62)