This is why the vector store appears as None when you attempt to merge two FAISS objects using the merge_from method. Unfortunately, FAISS does not support merging of indexes directly. However, you can create a new FAISS index and add vectors from both indexes to the new one as a work...
继承TextSplitter 基类 fromlangchain.text_splitterimportTextSplitterfromtypingimportListclassCustomTextSplitter(TextSplitter):def__init__(self, chunk_size:int=1000, chunk_overlap:int=200):super().__init__(chunk_size=chunk_size, chunk_overlap=chunk_overlap)defsplit_text(self, text:str) ->List[st...
How to merge consecutive messages of the same type | ️ LangChain 某些模型不支持传递同一类型的连续消息 merge_message_runs可以轻松合并同一类型的连续消息 如果要合并的其中一条消息的内容是内容块列表,则合并后的消息将包含内容块列表 如果要合并的两条消息都包含字符串内容,则这些内容将用换行符(\n)连接...
Langchain-Chatchat(原Langchain-ChatGLM)基于 Langchain 与 ChatGLM 等语言模型的本地知识库问答 | Langchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM) QA app with langchain - merge from dev · zxw-ing/Langchain-Chatcha
//raw.githubusercontent.com/tomasonjo/blog-datasets/main/movies/movies_small.csv'AS rowMERGE (m...
db1 = FAISS.from_texts(["foo"], embeddings) db2 = FAISS.from_texts(["bar"], embeddings) db1.docstore._dict db2.docstore._dict db1.merge_from(db2) db1.docstore._dict 带有过滤功能的相似性搜索 FAISS向量库也可以支持过滤,因为FAISS本身不支持过滤,我们必须手动进行过滤。这是通过首先获取比k更...
import { Parser } from "expr-eval"; const tools = {search: { ... },calculator: {description:`Useful for getting the result of a math expression. The input to thistool should be a valid mathematical expression that could be executedby a simple calculator.`,execute: (input) => Parser....
from langchain.document_loaders.base import BaseLoader from langchain.schema import Document import csv class CustomCSVLoader(BaseLoader): def __init__(self, file_path): self.file_path = file_path def load(self): documents = [] with open(self.file_path, 'r') as csv_file: ...
使用LoRA进行微调的模型你需要先merge-lora, 产生完整的checkpoint目录. 汀丶人工智能 2024/05/29 8010 LangChain 完整指南:使用大语言模型构建强大的应用程序 代理工具模型内存数据 嗨,你好!让我向你介绍LangChain,这是一个非常棒的库,它能让开发者利用大型语言模型(LLMs)和其他计算资源来构建强大的应用。在这份指...
\s*=\s*(\w+)\s*\[([^\]]+)\]" prompt_template = ChatPromptTemplate.from_messages...