langchain.vectorstores import SKLearnVectorStorefrom langchain.document_loaders import TextLoaderloader = TextLoader("../../modules/state_of_the_union.txt")documents = loader.load()text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)docs = text_splitter.split_documents(documents)embeddings = OpenAIEmbeddings()Create the SKLearnVectorStore, index the document corpus and run a sample query‚Äãimport tempfilepersist_path = os.path.join(tempfile.gettempdir(), "union.parquet")vector_store = SKLearnVectorStore.from_documents(    documents=docs,    embedding=embeddings,    persist_path=persist_path,  # persist_path and serializer are optional    serializer="parquet",)query = "What did the president say about Ketanji Brown Jackson"docs = vector_store.similarity_search(query)print(docs[0].page_content)    Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you‚Äôre at it, pass the Disclose Act so Americans can know who is funding our elections.         Tonight, I‚Äôd like to honor someone who has dedicated his life to serve this country: Justice Stephen Breyer‚Äîan Army veteran, Constitutional scholar, and retiring Justice of the United States Supreme Court. Justice Breyer, thank you for your service.         One of the most serious constitutional responsibilities a President has is nominating someone to serve on the United States Supreme Court.         And I did that 4 days ago, when I nominated Circuit Court of Appeals Judge Ketanji Brown Jackson. One of our nation‚Äôs top legal minds, who will continue Justice Breyer‚Äôs legacy of excellence.Saving and loading a vector store‚Äãvector_store.persist()print("Vector store was persisted to", persist_path)    Vector store was persisted to /var/folders/6r/wc15p6m13nl_nl_n_xfqpc5c0000gp/T/union.parquetvector_store2 = SKLearnVectorStore(    embedding=embeddings, persist_path=persist_path, serializer="parquet")print("A new instance of vector store was
scikit-learn is an open-source collection of machine learning algorithms, including some implementations of the k nearest neighbors. SKLearnVectorStore wraps this implementation and adds the possibility to persist the vector store in json, bson (binary json) or Apache Parquet format.
scikit-learn is an open-source collection of machine learning algorithms, including some implementations of the k nearest neighbors. SKLearnVectorStore wraps this implementation and adds the possibility to persist the vector store in json, bson (binary json) or Apache Parquet format. ->: langchain.vectorstores import SKLearnVectorStorefrom langchain.document_loaders import TextLoaderloader = TextLoader("../../modules/state_of_the_union.txt")documents = loader.load()text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)docs = text_splitter.split_documents(documents)embeddings = OpenAIEmbeddings()Create the SKLearnVectorStore, index the document corpus and run a sample query‚Äãimport tempfilepersist_path = os.path.join(tempfile.gettempdir(), "union.parquet")vector_store = SKLearnVectorStore.from_documents(    documents=docs,    embedding=embeddings,    persist_path=persist_path,  # persist_path and serializer are optional    serializer="parquet",)query = "What did the president say about Ketanji Brown Jackson"docs = vector_store.similarity_search(query)print(docs[0].page_content)    Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you‚Äôre at it, pass the Disclose Act so Americans can know who is funding our elections.         Tonight, I‚Äôd like to honor someone who has dedicated his life to serve this country: Justice Stephen Breyer‚Äîan Army veteran, Constitutional scholar, and retiring Justice of the United States Supreme Court. Justice Breyer, thank you for your service.         One of the most serious constitutional responsibilities a President has is nominating someone to serve on the United States Supreme Court.         And I did that 4 days ago, when I nominated Circuit Court of Appeals Judge Ketanji Brown Jackson. One of our nation‚Äôs top legal minds, who will continue Justice Breyer‚Äôs legacy of excellence.Saving and loading a vector store‚Äãvector_store.persist()print("Vector store was persisted to", persist_path)    Vector store was persisted to /var/folders/6r/wc15p6m13nl_nl_n_xfqpc5c0000gp/T/union.parquetvector_store2 = SKLearnVectorStore(    embedding=embeddings, persist_path=persist_path, serializer="parquet")print("A new instance of vector store was