from core.tools.errors import ToolProviderCredentialValidationError from core.tools.provider.builtin.did.tools.talks import TalksTool from core.tools.provider.builtin_tool_provider import BuiltinToolProviderController class DIDProvider(BuiltinToolProviderController): def _validate_credentials(self, credentials: dict) -> None: try: # Example validation using the D-ID talks tool TalksTool().fork_tool_runtime(runtime={"credentials": credentials}).invoke( user_id="", tool_parameters={ "source_url": "https://www.d-id.com/wp-content/uploads/2023/11/Hero-image-1.png", "text_input": "Hello, welcome to use D-ID tool in Dify", }, ) except Exception as e: raise ToolProviderCredentialValidationError(str(e))