pip install --upgrade --quiet langchain-openai faiss-cpu 1. 编写代码 from langchain_openai import OpenAIEmbeddings from langchain.storage import LocalFileStore from langchain_community.document_loaders import TextLoader from langchain_community.vectorstores import FAISS from langchain_text_splitters impor...
langchain的另外一个重要的亮点就是它可以读取youtube视频里的内容,langchain可以读取youtube视频内的音频数据,并将其转换成文本,下面我们来读取youtube上的一个关于房地产介绍的短视频: # ! pip install yt_dlp# ! pip install pydubfromlangchain.document_loaders.genericimportGenericLoaderfromlangchain.document_l...
from langchain.document_loadersimportPyPDFLoader from langchain.text_splitterimportRecursiveCharacterTextSplitter # Use the PyPDFLoader to load and parse thePDFloader=PyPDFLoader("./pdf_files/SpaceX_NASA_CRS-5_PressKit.pdf")pages=loader.load_and_split()print(f'Loaded {len(pages)} pages from ...
github 地址:GitHub - oobabooga/text-generation-webui: A gradio web UI for running Large Language Models like LLaMA, llama.cpp, GPT-J, OPT, and GALACTICA. langchain langchain 是基于大语言模型LLM 开发应用的框架 详细资料参考 https://python.langchain.com/docs/integrations/llms/textgen https:/...
首先,我们使用 WebBaseLoader 加载两个网页的文档,在这个例子中,我们加载了 Lilian Weng 的两篇博客文章: from langchain_community.document_loaders import WebBaseLoaderfrom langchain_text_splitters import RecursiveCharacterTextSplitterloader = WebBaseLoader("https://lilianweng.github.io/posts/2023-06-23-ag...
首先,我们使用 WebBaseLoader 加载两个网页的文档,在这个例子中,我们加载了 Lilian Weng 的两篇博客文章: from langchain_community.document_loaders import WebBaseLoaderfrom langchain_text_splitters import RecursiveCharacterTextSplitterloader = WebBaseLoader("https://lilianweng.github.io/posts/2023-06-23-ag...
2.1.4)springSecurityFilterChain:加入spring security拦截器,实现认证、授权拦截。 2.2)监听器ContextLoaderListener 用来初始化spring applicationContext,用来自动扫描dao、service组件,上创解析器组件,以及spring security组件集成; applicationContext-base.xml <?xml version="1.0" encoding="UTF-8"?><beansxmlns="http...
I'm Dosu, and I'm helping the LangChain team manage their backlog. I wanted to let you know that we are marking this issue as stale. From what I understand, the issue is related to the UnstructuredMarkdownLoader in the DirectoryLoader class causing the MarkdownTextSplitter to not ...
LangChain provides a variety of document loaders that load various types of documents (HTML, PDF, code) from many different sources and locations (private s3 buckets, public websites). This example uses the LangChain PyPDFLoader to load the datasheet about the NVIDIA H200 Tensor Core GPU. fr...
from langchain.document_loaders import TextLoader from langchain.text_splitter import RecursiveCharacterTextSplitter filename_path = 'test.txt' loader = TextLoader(filename_path) doc = loader.load() print (f"You have {len(doc)} document") print (f"You have {len(doc[0].page_content)} ...