for entry in trascript_json:

app.py

@@ -1641,7 +1641,7 @@ def poll_run_status(run_id, thread_id, timeout=600, poll_interval=5):
 def chat_with_claude3(password, video_id, trascript, user_message, chat_history, content_subject, content_grade, socratic_mode=False):
     verify_password(password)
     trascript_json = json.loads(trascript)
-    for entry in data_json:
+    for entry in trascript_json:
         entry.pop('embed_url', None)  # Remove 'embed_url' if it exists
         entry.pop('screenshot_path', None) 
     trascript_text = json.dumps(trascript_json, ensure_ascii=False, indent=2)