Update app.py

app.py

@@ -173,17 +173,18 @@ if topic:
                 # --- END DEBUGGING PRINTS ---
 
 
-                if parsed_quiz_data:
-                    st.session_state.quiz_data = parsed_quiz_data
-                    st.session_state.current_question_index = 0 # Reset to first question
-                    st.session_state.user_answers = [] # Clear previous answers
-                    st.session_state.quiz_completed = False # Reset completion status
-                    st.session_state.score = 0 # Reset score
-                    st.success(f"Quiz on '{topic}' generated successfully! Let's begin.")
-                else:
-                    st.error("Failed to parse quiz content. Please try generating again.")
-                    st.session_state.quiz_data = None # Ensure quiz_data is reset in case of parsing failure
-                else:
+                if quiz_content: # Check if quiz_content was generated successfully (outer if)
+                    if parsed_quiz_data: # Check if parsing was successful (inner if)
+                        st.session_state.quiz_data = parsed_quiz_data
+                        st.session_state.current_question_index = 0
+                        st.session_state.user_answers = []
+                        st.session_state.quiz_completed = False
+                        st.session_state.score = 0
+                        st.success(f"Quiz on '{topic}' generated successfully! Let's begin.")
+                    else: # else associated with inner if parsed_quiz_data
+                        st.error("Failed to parse quiz content. Please try generating again.")
+                        st.session_state.quiz_data = None
+                else: # else associated with outer if quiz_content
                     st.error("Failed to generate quiz content. Please try again or check your API key.")
 
             except Exception as e: