Update app.py

app.py

@@ -332,11 +332,8 @@ def bot(history):
     
     with open(get_conv_log_filename(), "a") as fout:
         data = {
-            "tstamp": round(finish_tstamp, 4),
             "type": "chat",
             "model": "Pangea-7b",
-            "start": round(start_tstamp, 4),
-            "finish": round(start_tstamp, 4),
             "state": history,
             "images": all_image_hash,
         }