# magic_function

> **Function** in `langchain_tests`

📖 [View in docs](https://reference.langchain.com/python/langchain-tests/integration_tests/chat_models/magic_function)

Apply a magic function to an input.

## Signature

```python
magic_function(
    _input: int,
) -> int
```

---

[View source on GitHub](https://github.com/langchain-ai/langchain/blob/fb6ab993a73180538f6cca876b3c85d46c08845f/libs/standard-tests/langchain_tests/integration_tests/chat_models.py#L100)