elif source == "drive":

app.py

@@ -846,7 +846,7 @@ def get_questions(video_id, df_string, source="gcs"):
             questions_text = download_blob_to_string(gcs_client, bucket_name, blob_name)
             questions = json.loads(questions_text)
     
-    else if source == "drive":
+    elif source == "drive":
         # 去 g drive 確認是有有 video_id_questions.json
         print("===get_questions===")
         service = init_drive_service()