# import_comet_llm_api

> **Function** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/callbacks/tracers/comet/import_comet_llm_api)

Import comet_llm api and raise an error if it is not installed.

## Signature

```python
import_comet_llm_api() -> SimpleNamespace
```

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[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/4b280287bd55b99b44db2dd849f02d66c89534d5/libs/community/langchain_community/callbacks/tracers/comet.py#L25)