Update app.py

app.py

@@ -361,10 +361,10 @@ def run(purpose,hist):
             action_name,
             action_input,
         )
-        yield ("", history)
+        yield (history)
         #yield ("",[(purpose,history)])
         if task == "END":
-            return ("", history)
+            return (history)
             #return ("", [(purpose,history)])