from typing import Any from core.tools.errors import ToolProviderCredentialValidationError from core.tools.provider.builtin.vanna.tools.vanna import VannaTool from core.tools.provider.builtin_tool_provider import BuiltinToolProviderController class VannaProvider(BuiltinToolProviderController): def _validate_credentials(self, credentials: dict[str, Any]) -> None: try: VannaTool().fork_tool_runtime( runtime={ "credentials": credentials, } ).invoke( user_id="", tool_parameters={ "model": "chinook", "db_type": "SQLite", "url": "https://vanna.ai/Chinook.sqlite", "query": "What are the top 10 customers by sales?", }, ) except Exception as e: raise ToolProviderCredentialValidationError(str(e))