code: def state_demo():
      demo = gr.Interface(
          lambda x, y: (x, y),
          ["textbox", "state"],
          ["textbox", "state"],
      )
      return demo
  
imports: import inspect
  import random
  import time
  import gradio
  import pytest
  from pydub import AudioSegment
label_desc: Use image node_id 3 for calling a global function with example usage: state_demo() and returns: demo