langchain/utilities/metaphor_search.py/MetaphorSearchAPIWrapper/results
class MetaphorSearchAPIWrapper:    def results(self, query: str, num_results: int) -> List[Dict]:
        """Run query through Metaphor Search and return metadata.

        Args:
            query: The query to search for.
            num_results: The number of results to return.

        Returns:
            A list of dictionaries with the following keys:
                title - The title of the
                url - The url
                author - Author of the content, if applicable. Otherwise, None.
                date_created - Estimated date created,
                    in YYYY-MM-DD format. Otherwise, None.
        """
        raw_search_results = self._metaphor_search_results(
            query, num_results=num_results
        )
        return self._clean_results(raw_search_results)