code: def test_execute_one_python_code():
      mathproxyagent = MathUserProxyAgent(
          name="MathChatAgent", human_input_mode="NEVER"
      )
  
      # no output found 1
      code = "x=3"
      assert (
          mathproxyagent.execute_one_python_code(code)[0]
          == "No output found. Make sure you print the results."
      )
  
      # no output found 2
      code = "if 4 > 5:\n\tprint('True')"
  
      assert (
          mathproxyagent.execute_one_python_code(code)[0]
          == "No output found."
      )
  
      # return error
      code = "2+'2'"
      assert "Error:" in mathproxyagent.execute_one_python_code(code)[0]
  
      # save previous status
      mathproxyagent.execute_one_python_code("x=3\ny=x*2")
      assert (
          mathproxyagent.execute_one_python_code("print(y)")[0].strip()
          == "6"
      )
  
      code = "print('*'*2001)"
      assert (
          mathproxyagent.execute_one_python_code(code)[0]
          == "Your requested query response is too long. You might have made a mistake. Please revise your reasoning and query."
      )
  
file_path: autogen/test/agentchat/test_math_user_proxy_agent.py
imports: import pytest
  import sys
  import os
  import autogen
  from autogen.agentchat.contrib.math_user_proxy_agent import MathUserProxyAgent, _remove_print, _add_print_to_last_line
  from test_assistant_agent import KEY_LOC, OAI_CONFIG_LIST
  from conftest import skip_openai
label_desc: Use image node_id 3 for calling a global function with example usage: test_execute_one_python_code() without return types