Reindexer vector store integration for LangChain
Project description
Reindexer Vector Store for LangChain
Этот пакет предоставляет интеграцию векторного хранилища для базы данных Reindexer с фреймворком LangChain.
Установка
pip install langchain-reindexer
Использование
Теперь вы можете использовать векторное хранилище в вашем приложении LangChain:
from langchain_reindexer import ReindexerVectorStore
from langchain_openai import OpenAIEmbeddings
# Инициализация векторного хранилища
vector_store = ReindexerVectorStore(
embedding=OpenAIEmbeddings(),
rx_connector_config={"dsn": "builtin:///tmp/my_db"},
rx_namespace="my_namespace",
)
# Добавление документов
from langchain_core.documents import Document
documents = [
Document(page_content="foo", metadata={"baz": "bar"}),
Document(page_content="thud", metadata={"bar": "baz"}),
]
ids = vector_store.add_documents(documents=documents)
# Поиск
results = vector_store.similarity_search(query="thud", k=1)
Больше примеров здесь
Возможности
- Добавление и удаление документов
- Поиск по сходству с оценкой и без
- Фильтрация по метаданным
- Поиск максимальной предельной релевантности (MMR)
- Асинхронная поддержка
- Сохранение и загрузка конфигурации векторного хранилища
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