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import gradio as gr | |
import os | |
from langchain_community.document_loaders import PYPDFloader | |
from langchain.txt_sliter import recursiveCharacterTextSpliter | |
from langchain_community.vectorstores import chroma | |
from langchain.chains import ConversationalRetrievalChain | |
from langchain_community.embeddings import HuggingFaceEmbeddings | |
from langchain_community.llms mport HuggingFacePipeline | |
from langchain.chains import ConversationalRetrievalChain | |
from langchain.memory import ConversationBufferMemory | |
from langchain_community.llms import HuggingFaceEdpoint | |
from pathlib import path | |
import chromadb | |
from unidecode importunidecode | |
from transformers import Auto Tokenizer | |
import transformers | |
import torch | |
import tqdm | |
import acceierate | |
import re | |
defacult_persist_directry=`./chroma_HF/` | |