@文心快码from langchain.agents import load_tools 文心快码 load_tools函数在langchain.agents模块中的存在性 确认结果:load_tools函数确实存在于langchain.agents模块中。 load_tools函数的具体作用和使用方法 作用:load_tools函数用于加载指定的工具列表,这些工具可以被LangChain代理使用来执行任务。 使用方法: 通常,...
File "/home/bachar/projects/op-stack/venv/lib/python3.10/site-packages/langchain/agents/agent.py", line 15, in from langchain.agents.tools import InvalidTool File "/home/bachar/projects/op-stack/venv/lib/python3.10/site-packages/langchain/agents/tools.py", line 8, in from langchain.tools....
from langchain_community.tools.sql_database.tool import QuerySQLDataBaseTool # 执行查询动作 execute_query = QuerySQLDataBaseTool(db=db) # 获取sql 查询语句 write_query = create_sql_query_chain(llm, db) # 先生成查询语句,再执行查询动作 chain = write_query | execute_query response = chain.in...
步骤1:检查导入路径确保你在代码中正确导入了 ‘langchain’ 模块。你可以使用以下命令来检查导入路径是否正确: import sys print(sys.path) 这将打印出 Python 查找模块的路径列表。确保 ‘langchain’ 模块所在的路径在列表中。步骤2:安装缺失的模块如果导入路径正确,可能是由于缺少必要的模块导致的错误。尝试使用以...
agents import AgentExecutor, create_openai_tools_agent Error Message and Stack Trace (if applicable) ImportError: cannot import name '_set_config_context' from 'langchain_core.runnables.config' Description Following the streaming agent document code. I get the error when import the modules. ...
【Langchain实战】from importlib import metadata ImportError: cannot import name 'metadata' 问题解决 此问题可能比较新也比较偏僻,在网络上有零星解决方案,但也没能最终解决问题。经过笔者实测,遇到此错误是因为在低版本的python中尝试从importlib导入metadata。然而,而metadata 模块只在 Python 3.8 及更高版本中可用...
from langchain.vectorstores import Chroma # 可先用[rm -rf ./docs/chroma]移除可能存在的旧数据库数据 persist_directory = 'docs/chroma/' # 传入之前创建的分割和嵌入,以及持久化目录 vectordb = Chroma.from_documents( documents=splits, embedding=embedding, ...
from langchain.embeddings.openai import OpenAIEmbeddings embedding = OpenAIEmbeddings(openai_api_key=api_key) db = Chroma(persist_directory="embeddings\\",embedding_function=embedding) The embedding_function parameter accepts OpenAI embedding object that serves the purpose. ...
When you migrate from 6.5 to cloud service, it is recommended to use a cloned environment to run the Content Transfer Tool and the Migration Utility. Content Transfer Tool and Migration Utility make some changes to the content and assets. So,...
Agents / Agent Executors Tools / Toolkits Chains Callbacks/Tracing Async Reproduction Both chunks of code gave me the error. Chunk 1 from langchain.chains import RetrievalQAWithSourcesChain user_input = "How do LLM Powered Autonomous Agents work?" qa_chain = RetrievalQAWithSourcesChain.from_chain...