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wiwi-langing
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Delete app.py
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app.py
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import streamlit as st
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from langchain.text_splitter import RecursiveCharacterTextSplitter
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from langchain.document_loaders import PyPDFLoader
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from transformers import T5Tokenizer, T5ForConditionalGeneration
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from transformers import pipeline
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import torch
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import base64
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import time
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from PIL import Image
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st.image("https://huggingface.co/spaces/wiwaaw/summary/resolve/main/banner.png")
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#MODEL AND TOKENIZER
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model_checkpoint = "MBZUAI/LaMini-Flan-T5-783M"
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model_tokenizer = T5Tokenizer.from_pretrained(model_checkpoint)
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model = T5ForConditionalGeneration.from_pretrained(model_checkpoint)
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#FILE LOADER AND PREPROCESSING
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def preprocess_pdf(file):
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loader = PyPDFLoader(file)
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pages = loader.load_and_split()
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text_splitter = RecursiveCharacterTextSplitter(chunk_size=170, chunk_overlap=70)
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texts = text_splitter.split_documents(pages)
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final_text = ""
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for text in texts:
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final_text = final_text + text.page_content
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return final_text
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@st.cache_data
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#LLM PIPELINE
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def language_model_pipeline(filepath):
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summarization_pipeline = pipeline(
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'summarization',
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model = model,
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tokenizer = model_tokenizer,
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max_length = 500,
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min_length = 32
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)
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input_text = preprocess_pdf(filepath)
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summary_result = summarization_pipeline(input_text)
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summarized_text = summary_result[0]['summary_text']
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return summarized_text
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title = st.title("PDF Summarization using LaMini")
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uploaded_file = st.file_uploader('Upload your PDF file', type=['pdf'])
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if uploaded_file is not None:
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st.success("File Uploaded")
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if st.button ("Summarize"):
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time.sleep(10)
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filepath = uploaded_file.name
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with open(filepath, "wb") as temp_file:
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temp_file.write(uploaded_file.read())
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summarized_result = language_model_pipeline(filepath)
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st.info("Summarization Complete")
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st.success(summarized_result)
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