Update assistants.py

assistants.py

@@ -174,7 +174,7 @@ def execute_tool_calls(run_steps):
                     tool_call_ids.append(tool_call.id)
                     tool_call_results.append(execute_tool_call(step, tool_call))
 
-                    if step.usage:
+                    if tool_call.function.output != None:
                         gr.Info(f"Function: {tool_call.function.name}, args: {tool_call.function.arguments}", duration=30)
                 else:
                     gr.Info(f"Tool: {tool_call.type}", duration=30)