# wait_for_all_evaluators

> **Function** in `langchain_core`

📖 [View in docs](https://reference.langchain.com/python/langchain-core/tracers/evaluation/wait_for_all_evaluators)

Wait for all tracers to finish.

## Signature

```python
wait_for_all_evaluators() -> None
```

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/5ff19c613a92f448370322352c24b622d7989f18/libs/core/langchain_core/tracers/evaluation.py#L31)