# SearchType

> **Class** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/chat_message_histories/zep/SearchType)

Enumerator of the types of search to perform.

## Signature

```python
SearchType()
```

## Extends

- `str`
- `Enum`

## Properties

- `similarity`
- `mmr`

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[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/a6a6079511ac8a5c1293337f88096b8641562e77/libs/community/langchain_community/chat_message_histories/zep.py#L30)