Update app.py

app.py

@@ -269,7 +269,7 @@ def chatbot(input):
     # Randomly choose between OneTrue and NoneTrue based on the probabilities
     random_version = random.choices([exercise_1, exercise_2, exercise_3, exercise_4], weights=probabilities, k=1)[0]
     distractor_list = ""
-    for distractor in distractors
+    for distractor in distractors:
         distractor_list += f"{distractor}\n"
     return distractor_list + f"\n\n- - - - -\nbij de vraag:\n{question}\nmet antwoord:\n{answer}"