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,你需要提供一个工具名称列表,该
File "/home/bachar/projects/op-stack/venv/lib/python3.10/site-packages/langchain/agents/tools.py", line 8, in from langchain.tools.base import BaseTool, Tool, tool File "/home/bachar/projects/op-stack/venv/lib/python3.10/site-packages/langchain/tools/init.py", line 32, in from langchai...
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 / 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...
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 ...
【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, ...
You can use AEM Package Manager to install the tool and the utility. Navigate to Tools > Operations > Content Migration. Open the Prepare Forms for migration card. The browser displays five options: AEM Forms Assets Migration Adaptive Forms Cus...
Select Import from sample. Specify the information necessary to connect to the API, specify the request body (provided after the following image), and then select Import. We provide this information for you, but for a public API, you typically get this information from documentation such as ...
Agents / Agent Executors Tools / Toolkits Chains Callbacks/Tracing Async Reproduction from langchain.llms import OpenAI llm = OpenAI(openai_api_key="key") from langchain.schema import HumanMessage Expected behavior It should work botcommentedJul 31, 2023 ...