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app.py

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+
+import streamlit as st
+st.set_page_config(page_title="Explain Like I'm 5", page_icon="🧸", layout="centered")
+
+from transformers import pipeline
+from fpdf import FPDF
+
+# Load Alpaca model (CPU-safe)
+@st.cache_resource
+def load_model():
+    return pipeline("text2text-generation", model="declare-lab/flan-alpaca-base")
+
+generator = load_model()
+
+# Page Header
+st.markdown("<h1 style='text-align: center;'>🧸 Explain Like I'm 5</h1>", unsafe_allow_html=True)
+st.markdown("<p style='text-align: center;'>Ask anything and I’ll explain it super simply 👶</p>", unsafe_allow_html=True)
+
+# User input
+user_input = st.text_input("🎯 Enter a topic or question:", placeholder="e.g., What is blockchain?")
+
+with st.expander("💡 Try These Examples"):
+    st.markdown("- What is AI?\n- Why is the sky blue?\n- How does Wi-Fi work?\n- What is climate change?")
+
+# ELI5 response
+def generate_eli5_response(topic):
+    prompt = f"Explain like I'm 5: {topic}"
+    result = generator(prompt, max_new_tokens=200)
+    return result[0]['generated_text'].strip()
+
+# PDF export
+def export_to_pdf(topic, explanation):
+    pdf = FPDF()
+    pdf.add_page()
+    pdf.set_font("Arial", size=12)
+    pdf.multi_cell(0, 10, f"Topic: {topic}\n\nExplanation:\n{explanation}")
+    return pdf.output(dest='S').encode('latin-1')
+
+# Button action
+if st.button("✨ Explain it to me!"):
+    if user_input.strip() == "":
+        st.warning("Please enter a topic.")
+    else:
+        with st.spinner("Explaining like you're 5..."):
+            explanation = generate_eli5_response(user_input)
+            st.success("🍼 Here's your explanation:")
+            st.markdown(f"**{explanation}**")
+
+            # Export to PDF
+            pdf_data = export_to_pdf(user_input, explanation)
+            st.download_button("📄 Download as PDF", data=pdf_data, file_name=f"ELI5-{user_input[:30]}.pdf", mime="application/pdf")
+
+# Footer
+st.markdown("---")
+st.markdown("<p style='text-align: center;'>❤️ Made with Love. By Akash Shahade</p>", unsafe_allow_html=True)

requirements.txt

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+
+streamlit
+transformers
+torch
+fpdf