Update app.py

app.py

@@ -1,6 +1,6 @@
 import json
 import gradio as gr
-from pdfminer.high_level import extract_pages
+from pdfminer.high_level import extract_pages, extract_text
 from pdfminer.layout import LTTextBoxHorizontal, LTFigure, LTImage
 import os
 import io
@@ -24,7 +24,7 @@ def parse_pdf(pdf_file, output_format, progress=gr.Progress()):
     """
     try:
         with open(pdf_file, 'rb') as file:
-            pages = extract_pages(file)
+            pages = list(extract_pages(file))  # Convert generator to list
             text = ""
             tables = []
             images = []