langchain/document_loaders/wikipedia.py/WikipediaLoader/load
class WikipediaLoader:    def load(self) -> List[Document]:
        client = WikipediaAPIWrapper(
            lang=self.lang,
            top_k_results=self.load_max_docs,
            load_all_available_meta=self.load_all_available_meta,
        )
        docs = client.load(self.query)
        return docs