Update app.py

app.py

@@ -1,3 +1,4 @@
+import streamlit as st
 import pdfplumber
 from transformers import LayoutLMv2Processor, LayoutLMv2ForTokenClassification
 import torch
@@ -49,11 +50,14 @@ def process_pdfs(pdf1, pdf2):
     except Exception as e:
         return f"Error processing PDFs: {e}"
 
-if __name__ == "__main__":
-    # Replace this block with code to upload and pass files if running in a web app environment
-    pdf1_path = "path/to/source.pdf"  # Placeholder path
-    pdf2_path = "path/to/target.pdf"  # Placeholder path
+# Streamlit UI
+st.title("PDF Comparison Tool")
+st.write("Upload two PDFs to compare their content. The first PDF is treated as the source of truth.")
 
-    # Process and print differences
-    result = process_pdfs(pdf1_path, pdf2_path)
-    print(result)
+pdf1 = st.file_uploader("Upload Source PDF (A)", type=["pdf"])
+pdf2 = st.file_uploader("Upload Target PDF (B)", type=["pdf"])
+
+if pdf1 and pdf2:
+    with st.spinner("Processing..."):
+        result = process_pdfs(pdf1, pdf2)
+    st.text_area("Comparison Result", result, height=400)