from typing import Any from core.tools.errors import ToolProviderCredentialValidationError from core.tools.provider.builtin.nominatim.tools.nominatim_search import NominatimSearchTool from core.tools.provider.builtin_tool_provider import BuiltinToolProviderController class NominatimProvider(BuiltinToolProviderController): def _validate_credentials(self, credentials: dict[str, Any]) -> None: try: result = NominatimSearchTool().fork_tool_runtime( runtime={ "credentials": credentials, } ).invoke( user_id='', tool_parameters={ 'query': 'London', 'limit': 1, }, ) except Exception as e: raise ToolProviderCredentialValidationError(str(e))