def _get_base_url(params: InputParams) -> str:
        """Constructs the base URL for Vertex AI API."""
        return (
            f"https://{params.location}-aiplatform.googleapis.com/v1/"
            f"projects/{params.project_id}/locations/{params.location}/endpoints/openapi"
        )
Constructs the base URL for Vertex AI API.
src/pipecat/services/google/llm_vertex.py