# get_pydantic_major_version

> **Function** in `langchain_tests`

📖 [View in docs](https://reference.langchain.com/python/langchain-tests/utils/pydantic/get_pydantic_major_version)

Get the major version of Pydantic.

## Signature

```python
get_pydantic_major_version() -> int
```

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/8d09a6c8b736b66791fe73997d9565044c2f3bf2/libs/standard-tests/langchain_tests/utils/pydantic.py#L4)