LangChain笔记

Models

Chat Models

• Chat Messages
• Batch Messages
• Prompt Templates
  • With one or more MessagePromptTemplates you can build a ChatPromptTemplate
• With Streaming

Components

Text

Chat Message

Documents

Use Case

Summarization

⚠️5 Levels Of Summarization

1. Summarize a couple sentences - Basic Prompt
2. Summarize a couple paragraphs - Prompt Templates
3. Summarize a couple pages - Map Reduce
4. Summarize an entire book - Best Representation Vectors
5. Summarize an unknown amount of text - Agents

Google Driver Loader

资料

• How to create Google Oauth2 installed application credentials.json.
• OAuth 2.0 Playground (google.com)

• [Python 快速入门

  Google Docs

  Google Developers](https://developers.google.com/docs/api/quickstart/python?hl=zh-cn)

Youtube Loader

Use Case

• Simple Videos Summary
• Long Videos Summary
• Multiple Videos Summary

Question A 300 Page Book

Workaround OpenAI’s Token Limit With Chain Types

• 场景介绍：link

• 展示提问过程

  chain = load_qa_chain(llm, chain_type="map_rerank", verbose=True, return_intermediate_steps=True)
  # 四种类型的 prompt 值得参考，定制模板可以用上
  

stuff

map reduce

refine

map rerank

Clean and Standardize Data

• 💡use StructuredOutputParser to Standardize data
• ⚠️ 使用 ChatPromptTemplate, 需要了解一下几个 promptTemplate 之间的区别

Connect OpenAI To +5,000 Tools

• 使用 [Zapier

  Automation that moves you forward](https://zapier.com/)

Extract Structured Data From Text: Expert Mode (Using Kor)

• Kor — 😼 Kor 0.10.0 (eyurtsev.github.io)

Working With Call or Video Transcripts

• 预先设置好的 Prompt 可以让 GPT 有选择性地回答问题

Instructing LLMs To Match Tone

jupyter 使用

安装虚拟环境

conda create --name py3-ml python=3.6
conda install ipykernel

source activate py3-ml # or conda activate py3-ml
python -m ipykernel install --user --name py3-ml

相关应用

AutoGPT

测试 case: 查询合约地址归属

• 执行命令

./run.sh 

• Prompt Demo

I would like to know which protocols the following contract addresses belong to. you can use etherscan, google search to find something new for this jobs, List of contract addresses:
###
chain,contract_address
ThunderCore,	0xabd380327fe66724ffda91a87c772fb8d00be488
Ethereum,	0x7d2768de32b0b80b7a3454c06bdac94a69ddc7a9
Ethereum,	0x398ec7346dcd622edc5ae82352f02be94c62d119
Ethereum,	0x633c23fc727e8afd3546d0cf86c8644f0fff16a6
Ethereum,	0x2f60c3eb259d63dcca81fde7eaa216d9983d7c60
ThunderCore,	0xf4d73326c13a4fc5fd7a064217e12780e9bd62c3
Ethereum,	0x87870bca3f3fd6335c3f4ce8392d69350b4fa4e2
BNB Chain,	0xcd5383fad43aabefa54710c77431dfa7bed95e18
BNB Chain,	0xb082de4b0a08ce67dc70027c52fe651a2857cc4e
BNB Chain,	0x0e556b87bfcc59fa67bb9fe0e2787bdec370076f
BNB Chain,	0x79310453a287e7e3438132a6d23e032f8f1ac1e0
BNB Chain,	0x4002cd785dc9b89f9493f7b089768ee669d81057
###

相关资料

• Streamlit • A faster way to build and share data apps