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Create app.py
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app.py
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import streamlit as st
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from PyPDF2 import PdfReader
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from sentence_transformers import SentenceTransformer
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import faiss
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import os
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from groq import Groq
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# Initialize Groq client
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client = Groq(api_key=os.environ.get("GROQ_API_KEY"))
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# Initialize embedding model
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embedding_model = SentenceTransformer('all-MiniLM-L6-v2')
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# Upload PDF
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st.title("PDF to Quiz Generator")
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uploaded_file = st.file_uploader("Upload a PDF file", type=["pdf"])
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if uploaded_file:
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# Extract text from PDF
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st.write("Processing PDF...")
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reader = PdfReader(uploaded_file)
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pdf_text = ""
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for page in reader.pages:
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pdf_text += page.extract_text()
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# Split text into chunks
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chunk_size = 512 # Adjust as needed
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text_chunks = [pdf_text[i:i + chunk_size] for i in range(0, len(pdf_text), chunk_size)]
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# Generate embeddings
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st.write("Generating embeddings...")
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embeddings = embedding_model.encode(text_chunks)
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# Store embeddings in FAISS
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dimension = embeddings.shape[1]
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index = faiss.IndexFlatL2(dimension)
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index.add(embeddings)
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# Generate questions using Groq API
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def generate_question(content):
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response = client.chat.completions.create(
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messages=[{"role": "user", "content": f"Generate a multiple-choice question from: {content}"}],
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model="llama3-8b-8192",
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)
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return response.choices[0].message.content
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# Generate quiz
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st.write("Generating quiz...")
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quiz = []
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for chunk in text_chunks:
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question = generate_question(chunk)
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quiz.append(question)
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# Display the quiz
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st.write("Here is your quiz:")
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for i, q in enumerate(quiz, 1):
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st.markdown(f"**Question {i}:** {q}")
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---
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