Create app.v0.py
Browse files
app.v0.py
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# Esta es la primera versión de la aplicación
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# Era de mis primeros escarceos RAG, LLM vía api, etc.
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# Me hace ilu tenerla
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import streamlit as st
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import os
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from groq import Groq
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from datetime import datetime
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from langchain_community.embeddings import HuggingFaceEmbeddings
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from langchain_groq import ChatGroq
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from langchain.chains import RetrievalQA
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from langchain_pinecone import PineconeVectorStore
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st.set_page_config('Opositor')
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st.header("Pregunta al trebep")
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modelos_llm = [
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'llama3-70b-8192',
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'llama3-8b-8192',
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'mixtral-8x7b-32768',
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'gemma-7b-it'
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]
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modelo_llm = st.selectbox('Modelo de lenguaje', list(modelos_llm))
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@st.cache_resource
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def setup(modelo_llm):
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# Langsmith
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os.environ["LANGCHAIN_TRACING_V2"] = "true"
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os.environ["LANGCHAIN_API_KEY"] = "TU_LANGCHAIN_API_KEY"
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os.environ["LANGCHAIN_PROJECT"] = "trebep"
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# CARGAMOS MODELO DE EMBEDDING
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model_name = 'intfloat/multilingual-e5-base'
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embedding = HuggingFaceEmbeddings(model_name=model_name)
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# CARGAMOS LLM
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os.environ["GROQ_API_KEY"] = "TU_GROQ_API_KEY"
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llm = ChatGroq(model=modelo_llm)
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# CARGAMOS EL VECTORSTORE DE PINECONE
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os.environ["PINECONE_API_KEY"] = 'TU_PINECONE_API_KEY'
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index_name = "boe-intfloat-multilingual-e5-base"
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namespace = "trebep"
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vectorstore = PineconeVectorStore(
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index_name=index_name,
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namespace=namespace,
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embedding=embedding
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)
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# CREAMOS EL RETRIEVAL
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qa = RetrievalQA.from_chain_type(
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llm=llm,
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chain_type="stuff",
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retriever=vectorstore.as_retriever(),
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return_source_documents=True,
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# verbose=True
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)
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return qa
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def mostrar_logs(logs, hints):
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with st.expander("Chunks"):
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for hint in hints:
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st.write(hint.page_content)
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st.write("-" * 30)
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st.sidebar.header("Registro de preguntas")
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for entry in logs:
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st.sidebar.write(f"**Pregunta: {entry['Pregunta']}**")
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st.sidebar.write(f"Respuesta: {entry['Respuesta']}")
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logs = []
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user_question = st.text_input("¡A jugar! Haz una pregunta al trebep:")
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if user_question:
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qa = setup(modelo_llm)
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respuesta = qa.invoke(user_question)
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docs = respuesta['source_documents']
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result = respuesta['result'].strip("[]")
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st.subheader("Respuesta")
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st.write(f":green[{str(result)}]")
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logs.append({"Pregunta": user_question, "Respuesta": result})
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mostrar_logs(logs, docs)
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