langchain/document_loaders/unstructured.py/validate_unstructured_version
def validate_unstructured_version(min_unstructured_version: str) -> None:
    """Raises an error if the unstructured version does not exceed the
    specified minimum."""
    if not satisfies_min_unstructured_version(min_unstructured_version):
        raise ValueError(
            f"unstructured>={min_unstructured_version} is required in this loader."
        )