feature@添加websearch
This commit is contained in:
yanqiangmiffy
parent
0e2455982e
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3c24b5a1a6
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@ -2,12 +2,15 @@
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> Chinese-LangChain：中文langchain项目，基于ChatGLM-6b+langchain实现本地化知识库检索与智能答案生成
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俗称：小必应，Q.Talk，强聊，QiangTalk
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## 🔥 效果演示
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## 🚀 特性
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- 🚀 2023/04/19 增加web search功能，需要确保网络畅通！
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- 🚀 2023/04/18 webui增加知识库选择功能
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- 🚀 2023/04/18 修复推理预测超时5s报错问题
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- 🎉 2023/04/17 支持多种文档上传与内容解析：pdf、docx，ppt等
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@ -29,7 +32,7 @@
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* [x] 支持检索结果与LLM生成结果对比
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* [ ] 支持检索生成结果与原始LLM生成结果对比
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* [ ] 检索结果过滤与排序
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* [ ] 互联网检索结果接入
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* [x] 互联网检索结果接入
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* [ ] 模型初始化有问题
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* [ ] 增加非LangChain策略
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@ -37,7 +37,18 @@ class LangChainApplication(object):
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history_len=5,
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temperature=0.1,
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top_p=0.9,
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top_k=4,
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web_content='',
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chat_history=[]):
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if web_content:
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prompt_template = f"""基于以下已知信息，简洁和专业的来回答用户的问题。
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如果无法从中得到答案，请说 "根据已知信息无法回答该问题" 或 "没有提供足够的相关信息"，不允许在答案中添加编造成分，答案请使用中文。
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已知网络检索内容：{web_content}""" + """
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已知内容:
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{context}
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问题:
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{question}"""
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else:
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prompt_template = """基于以下已知信息，简洁和专业的来回答用户的问题。
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如果无法从中得到答案，请说 "根据已知信息无法回答该问题" 或 "没有提供足够的相关信息"，不允许在答案中添加编造成分，答案请使用中文。
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已知内容:
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@ -54,7 +65,7 @@ class LangChainApplication(object):
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knowledge_chain = RetrievalQA.from_llm(
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llm=self.llm_service,
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retriever=self.source_service.vector_store.as_retriever(
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search_kwargs={"k": 4}),
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search_kwargs={"k": top_k}),
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prompt=prompt)
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knowledge_chain.combine_documents_chain.document_prompt = PromptTemplate(
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input_variables=["page_content"], template="{page_content}")
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@ -12,6 +12,8 @@
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import os
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from duckduckgo_search import ddg
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from duckduckgo_search.utils import SESSION
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from langchain.document_loaders import UnstructuredFileLoader
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from langchain.embeddings.huggingface import HuggingFaceEmbeddings
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from langchain.vectorstores import FAISS
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@ -53,6 +55,18 @@ class SourceService(object):
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self.vector_store = FAISS.load_local(path, self.embeddings)
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return self.vector_store
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def search_web(self, query):
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SESSION.proxies = {
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"http": f"socks5h://localhost:7890",
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"https": f"socks5h://localhost:7890"
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}
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results = ddg(query)
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web_content = ''
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if results:
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for result in results:
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web_content += result['body']
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return web_content
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# if __name__ == '__main__':
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# config = LangChainCFG()
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# source_service = SourceService(config)
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40
main.py
40
main.py
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@ -5,19 +5,19 @@ import gradio as gr
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from clc.langchain_application import LangChainApplication
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os.environ["CUDA_VISIBLE_DEVICES"] = '1'
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os.environ["CUDA_VISIBLE_DEVICES"] = '0'
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# 修改成自己的配置！！！
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class LangChainCFG:
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llm_model_name = '../../pretrained_models/chatglm-6b-int4-qe' # 本地模型文件 or huggingface远程仓库
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embedding_model_name = '../../pretrained_models/text2vec-large-chinese' # 检索模型文件 or huggingface远程仓库
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llm_model_name = 'THUDM/chatglm-6b-int4-qe' # 本地模型文件 or huggingface远程仓库
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embedding_model_name = 'GanymedeNil/text2vec-large-chinese' # 检索模型文件 or huggingface远程仓库
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vector_store_path = './cache'
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docs_path = './docs'
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kg_vector_stores = {
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'中文维基百科': '/root/GoMall/Knowledge-ChatGLM/cache/zh_wikipedia',
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'大规模金融研报知识图谱': '/root/GoMall/Knowledge-ChatGLM/cache/financial_research_reports',
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'初始化知识库': '/root/GoMall/Knowledge-ChatGLM/cache',
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'中文维基百科': './cache/zh_wikipedia',
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'大规模金融研报知识图谱': '.cache/financial_research_reports',
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'初始化知识库': '.cache',
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} # 可以替换成自己的知识库，如果没有需要设置为None
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# kg_vector_stores=None
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@ -62,16 +62,25 @@ def clear_session():
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def predict(input,
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large_language_model,
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embedding_model,
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top_k,
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use_web,
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history=None):
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# print(large_language_model, embedding_model)
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print(input)
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if history == None:
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history = []
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if use_web == '使用':
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web_content = application.source_service.search_web(query=input)
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else:
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web_content = ''
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resp = application.get_knowledge_based_answer(
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query=input,
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history_len=1,
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temperature=0.1,
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top_p=0.9,
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top_k=top_k,
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web_content=web_content,
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chat_history=history
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)
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history.append((input, resp['result']))
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@ -80,6 +89,8 @@ def predict(input,
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sep = f'----------【搜索结果{idx + 1}：】---------------\n'
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search_text += f'{sep}\n{source.page_content}\n\n'
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print(search_text)
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search_text += "----------【网络检索内容】-----------\n"
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search_text += web_content
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return '', history, history, search_text
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@ -108,20 +119,22 @@ with block as demo:
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top_k = gr.Slider(1,
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20,
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value=2,
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value=4,
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step=1,
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label="向量匹配 top k",
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label="检索top-k文档",
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interactive=True)
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kg_name = gr.Radio(['中文维基百科',
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'大规模金融研报知识图谱',
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'初始化知识库'
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],
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label="知识库",
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value='中文维基百科',
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value='初始化知识库',
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interactive=True)
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set_kg_btn = gr.Button("重新加载知识库")
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file = gr.File(label="将文件上传到数据库",
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use_web = gr.Radio(["使用", "不使用"], label="web search", info="是否使用网络搜索，使用时确保网络通常")
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file = gr.File(label="将文件上传到知识库库，内容要尽量匹配",
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visible=True,
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file_types=['.txt', '.md', '.docx', '.pdf']
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)
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@ -149,7 +162,9 @@ with block as demo:
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send.click(predict,
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inputs=[
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message, large_language_model,
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embedding_model, state
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embedding_model, top_k, use_web,
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state
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],
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outputs=[message, chatbot, state, search])
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@ -163,7 +178,8 @@ with block as demo:
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message.submit(predict,
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inputs=[
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message, large_language_model,
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embedding_model, state
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embedding_model, top_k, use_web,
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state
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],
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outputs=[message, chatbot, state, search])
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gr.Markdown("""提醒：<br>
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160
requirements.txt
160
requirements.txt
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@ -1,153 +1,7 @@
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aiofiles==23.1.0
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aiohttp==3.8.4
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aiosignal==1.3.1
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altair==4.2.2
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antlr4-python3-runtime==4.9.3
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anyio==3.6.2
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argilla==1.6.0
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async-timeout==4.0.2
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attrs==23.1.0
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backoff==2.2.1
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beautifulsoup4==4.12.2
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brotlipy==0.7.0
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cachetools==5.3.0
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cchardet==2.1.7
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certifi
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cffi
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chardet==5.1.0
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charset-normalizer==3.1.0
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click==8.1.3
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coloredlogs==15.0.1
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commonmark==0.9.1
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contourpy==1.0.7
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cpm-kernels==1.0.11
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cryptography
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cycler==0.11.0
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dataclasses-json==0.5.7
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Deprecated==1.2.13
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effdet==0.3.0
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entrypoints==0.4
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et-xmlfile==1.1.0
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faiss-gpu==1.7.2
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fastapi==0.95.1
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ffmpy==0.3.0
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filelock==3.11.0
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flatbuffers==23.3.3
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flit_core
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fonttools==4.39.3
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frozenlist==1.3.3
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fsspec==2023.4.0
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gmpy2
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gptcache==0.1.14
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gradio==3.27.0
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gradio_client==0.1.3
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greenlet==2.0.2
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h11==0.14.0
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httpcore==0.16.3
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httpx==0.23.3
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huggingface-hub==0.13.4
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humanfriendly==10.0
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icetk==0.0.7
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idna
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iopath==0.1.10
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Jinja2
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joblib==1.2.0
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jsonschema==4.17.3
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kiwisolver==1.4.4
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langchain==0.0.142
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layoutparser==0.3.4
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linkify-it-py==2.0.0
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lxml==4.9.2
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Markdown==3.4.3
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markdown-it-py==2.2.0
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MarkupSafe==2.1.2
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marshmallow==3.19.0
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marshmallow-enum==1.5.1
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matplotlib==3.7.1
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mdit-py-plugins==0.3.3
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mdurl==0.1.2
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mkl-fft==1.3.1
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mkl-random
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mkl-service==2.4.0
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monotonic==1.6
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mpmath==1.2.1
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msg-parser==1.2.0
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multidict==6.0.4
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mypy-extensions==1.0.0
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networkx
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nltk==3.8.1
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numexpr==2.8.4
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numpy
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olefile==0.46
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omegaconf==2.3.0
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onnxruntime==1.14.1
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openai==0.27.4
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openapi-schema-pydantic==1.2.4
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opencv-python==4.6.0.66
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openpyxl==3.1.2
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orjson==3.8.10
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packaging==23.1
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pandas==1.5.3
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pdf2image==1.16.3
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pdfminer.six==20221105
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pdfplumber==0.9.0
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Pillow==9.5.0
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portalocker==2.7.0
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protobuf==3.18.3
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pycocotools==2.0.6
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pycparser
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pydantic==1.10.7
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pydub==0.25.1
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Pygments==2.15.0
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pyOpenSSL
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pypandoc==1.11
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pyparsing==3.0.9
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pyrsistent==0.19.3
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PySocks
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pytesseract==0.3.10
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python-dateutil==2.8.2
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python-docx==0.8.11
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python-magic==0.4.27
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python-multipart==0.0.6
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python-pptx==0.6.21
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pytz==2023.3
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PyYAML==6.0
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regex==2023.3.23
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requests==2.28.2
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rfc3986==1.5.0
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rich==13.0.1
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scikit-learn==1.2.2
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scipy==1.10.1
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semantic-version==2.10.0
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sentence-transformers==2.2.2
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sentencepiece==0.1.98
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six
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sniffio==1.3.0
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soupsieve==2.4.1
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SQLAlchemy==1.4.47
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starlette==0.26.1
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sympy
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tenacity==8.2.2
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threadpoolctl==3.1.0
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timm==0.6.13
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tokenizers==0.13.3
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toolz==0.12.0
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torch==2.0.0
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torchaudio==2.0.0
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torchvision==0.15.0
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tqdm==4.65.0
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transformers==4.28.1
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triton==2.0.0
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typing-inspect==0.8.0
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typing_extensions==4.5.0
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tzdata==2023.3
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uc-micro-py==1.0.1
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unstructured==0.5.12
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unstructured-inference==0.3.2
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urllib3
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uvicorn==0.21.1
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Wand==0.6.11
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websockets==11.0.2
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wrapt==1.14.1
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XlsxWriter==3.1.0
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yarl==1.8.2
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langchain
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gradio
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transformers
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sentence_transformers
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faiss-cpu
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unstructured
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duckduckgo_search
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@ -2,9 +2,15 @@ from duckduckgo_search import ddg
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from duckduckgo_search.utils import SESSION
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# SESSION.proxies = {
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# "http": f"socks5h://localhost:7890",
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# "https": f"socks5h://localhost:7890"
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# }
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SESSION.proxies = {
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"http": f"socks5h://localhost:7890",
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"https": f"socks5h://localhost:7890"
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}
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r = ddg("马保国")
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print(r)
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print(r[:2])
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"""
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[{'title': '马保国 - 维基百科，自由的百科全书', 'href': 'https://zh.wikipedia.org/wiki/%E9%A9%AC%E4%BF%9D%E5%9B%BD', 'body': '马保国（1951年 — ） ，男，籍贯 山东 临沂，出生及长大于河南，中国大陆太极拳师，自称"浑元形意太极门掌门人" 。 马保国因2017年约战mma格斗家徐晓冬首次出现
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大众视野中。 2020年5月，马保国在对阵民间武术爱好者王庆民的比赛中，30秒内被连续高速击倒三次，此事件成为了持续多日的社交 ...'}, {'title': '馬保國的主页 - 抖音', 'href': 'https://www.douyin.com/user/MS4wLjABAAAAW0E1ziOvxgUh3VVv5FE6xmoo3w5WtZalfphYZKj4mCg', 'body': '6.3万. #马马国教扛打功 最近有几个人模芳我动作，很危险啊，不可以的，朋友们不要受伤了。. 5.3万. #马保国直播带货榜第一 朋友们周末愉快，本周六早上湿点，我本人在此号进行第一次带货直播，活到老，学到老，越活越年轻。. 7.0万. #马保国击破红牛罐 昨天 ...'}]
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"""
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