Try without "class" at all

app.py

@@ -44,8 +44,8 @@ agent = CodeAgent(
     executor_type='local',
     executor_kwargs={},
     max_print_outputs_length=None,
-    prompt_templates=prompt_templates,
-    **kw
+    prompt_templates=prompt_templates
 )
+
 if __name__ == "__main__":
     GradioUI(agent).launch()