Update app.py

app.py

@@ -1,13 +1,7 @@
-import gradio as gr
-import gradio as gr
-import PyPDF2
+import gradio as gr 
 
 def extract_text_from_pdf(file):
-    pdf_reader = PyPDF2.PdfFileReader(file)
-    text = ""
-    for page_num in range(pdf_reader.getNumPages()):
-        text += pdf_reader.getPage(page_num).extract_text()
-    return text
+    return None
 
 def generate_multiple_choice_question(text):
     # Placeholder function to simulate question generation