{"library":"langchain-neo4j","install":[{"cmd":"pip install -U langchain-neo4j","imports":["from langchain_neo4j import Neo4jGraph","from langchain_neo4j import Neo4jVector","from langchain_neo4j import Neo4jChatMessageHistory","from langchain_neo4j import GraphCypherQAChain","from langchain_neo4j import Neo4jSaver","from langchain_neo4j import AsyncNeo4jSaver"]},{"cmd":"pip install -U 'langchain-neo4j[mmr]' # For Maximal Marginal Relevance search","imports":[]}]}