Update app.py

app.py

@@ -100,7 +100,7 @@ def extract_text_from_pdf(pdf_file):
     except Exception as e:
         return None, f"Error processing PDF: {str(e)}"
 
-def generate_questions_with_retry(knowledge_material, question_type, cognitive_level, extra_instructions, case_based, num_choices=None, max_retries=3):
+def generate_questions_with_retry(username, knowledge_material, question_type, cognitive_level, extra_instructions, case_based, num_choices=None, max_retries=3):
     """Generate questions and update API usage"""
     
     # Check and update API usage before generating