# docker_tag

> **Function** in `langgraph_cli`

📖 [View in docs](https://reference.langchain.com/python/langgraph-cli/config/docker_tag)

## Signature

```python
docker_tag(
    config: Config,
    base_image: str | None = None,
    api_version: str | None = None,
) -> str
```

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[View source on GitHub](https://github.com/langchain-ai/langgraph/blob/b674dd46228b0928a6bc0ad9a3d8e38ef28f6895/libs/cli/langgraph_cli/config.py#L1390)