langchain/chat_models/google_palm.py/ChatGooglePalm/_identifying_params
class ChatGooglePalm:    def _identifying_params(self) -> Mapping[str, Any]:
        """Get the identifying parameters."""
        return {
            "model_name": self.model_name,
            "temperature": self.temperature,
            "top_p": self.top_p,
            "top_k": self.top_k,
            "n": self.n,
        }