Update app.py
Browse files
app.py
CHANGED
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import os
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import streamlit as st
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from transformers import pipeline
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from
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from langchain.prompts import PromptTemplate
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from langchain.chains.question_answering import load_qa_chain
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from langchain.vectorstores import Chroma
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import os
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import streamlit as st
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from transformers import pipeline
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from langchain_community.embeddings import HuggingFaceEmbeddings
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from langchain_community.llms import llamacpp
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from langchain_core.runnables.history import RunnableWithMessageHistory
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from langchain_core.prompts import ChatPromptTemplate, MessagesPlaceholder
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from langchain_core.callbacks import CallbackManager, StreamingStdOutCallbackHandler
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from langchain.chains import create_history_aware_retriever, create_retrieval_chain,ConversationalRetrievalChain
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from langchain.document_loaders import TextLoader
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from langchain.chains.combine_documents import create_stuff_documents_chain
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from langchain_community.chat_message_histories.streamlit import StreamlitChatMessageHistory
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from langchain.prompts import PromptTemplate
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from langchain.chains.question_answering import load_qa_chain
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from langchain.vectorstores import Chroma
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