Update tabbed.py

tabbed.py

@@ -48,6 +48,8 @@ def chat(history, system_message, max_tokens, temperature, top_p, top_k, repeat_
             **config['chat']
     ):
         answer = output['choices'][0]['text']
+        if len(output['choices']) > 1 and answer == '\u200b':
+            answer = output['choices'][1]['text']
         print(output['choices'])
         history[-1][1] += answer
         # stream the response