code: def test_generate_code_execution_reply():
      agent = ConversableAgent(
          "a0",
          max_consecutive_auto_reply=10,
          code_execution_config=False,
          llm_config=False,
          human_input_mode="NEVER",
      )
  
      dummy_messages = [
          {
              "content": "no code block",
              "role": "user",
          },
          {
              "content": "no code block",
              "role": "user",
          },
      ]
  
      code_message = {
          "content": '```python\nprint("hello world")\n```',
          "role": "user",
      }
  
      # scenario 1: if code_execution_config is not provided, the code execution should return false, none
      assert agent.generate_code_execution_reply(
          dummy_messages, config=False
      ) == (False, None)
  
      # scenario 2: if code_execution_config is provided, but no code block is found, the code execution should return false, none
      assert agent.generate_code_execution_reply(
          dummy_messages, config={}
      ) == (False, None)
  
      # scenario 3: if code_execution_config is provided, and code block is found, but it's not within the range of last_n_messages, the code execution should return false, none
      assert agent.generate_code_execution_reply(
          [code_message] + dummy_messages, config={"last_n_messages": 1}
      ) == (
          False,
          None,
      )
  
      # scenario 4: if code_execution_config is provided, and code block is found, and it's within the range of last_n_messages, the code execution should return true, code block
      agent._code_execution_config = {
          "last_n_messages": 3,
          "use_docker": False,
      }
      assert agent.generate_code_execution_reply(
          [code_message] + dummy_messages
      ) == (
          True,
          "exitcode: 0 (execution succeeded)\nCode output: \nhello world\n",
      )
      assert agent._code_execution_config["last_n_messages"] == 3
  
      # scenario 5: if last_n_messages is set to 'auto' and no code is found, then nothing breaks both when an assistant message is and isn't present
      assistant_message_for_auto = {
          "content": "This is me! The assistant!",
          "role": "assistant",
      }
  
      dummy_messages_for_auto = []
      for i in range(3):
          dummy_messages_for_auto.append(
              {
                  "content": "no code block",
                  "role": "user",
              }
          )
  
          # Without an assistant present
          agent._code_execution_config = {
              "last_n_messages": "auto",
              "use_docker": False,
          }
          assert agent.generate_code_execution_reply(
              dummy_messages_for_auto
          ) == (
              False,
              None,
          )
  
          # With an assistant message present
          agent._code_execution_config = {
              "last_n_messages": "auto",
              "use_docker": False,
          }
          assert agent.generate_code_execution_reply(
              [assistant_message_for_auto] + dummy_messages_for_auto
          ) == (
              False,
              None,
          )
  
      # scenario 6: if last_n_messages is set to 'auto' and code is found, then we execute it correctly
      dummy_messages_for_auto = []
      for i in range(4):
          # Without an assistant present
          agent._code_execution_config = {
              "last_n_messages": "auto",
              "use_docker": False,
          }
          assert agent.generate_code_execution_reply(
              [code_message] + dummy_messages_for_auto
          ) == (
              True,
              "exitcode: 0 (execution succeeded)\nCode output: \nhello world\n",
          )
  
          # With an assistant message present
          agent._code_execution_config = {
              "last_n_messages": "auto",
              "use_docker": False,
          }
          assert agent.generate_code_execution_reply(
              [assistant_message_for_auto]
              + [code_message]
              + dummy_messages_for_auto
          ) == (
              True,
              "exitcode: 0 (execution succeeded)\nCode output: \nhello world\n",
          )
  
          dummy_messages_for_auto.append(
              {
                  "content": "no code block",
                  "role": "user",
              }
          )
  
      # scenario 7: if last_n_messages is set to 'auto' and code is present, but not before an assistant message, then nothing happens
      agent._code_execution_config = {
          "last_n_messages": "auto",
          "use_docker": False,
      }
      assert agent.generate_code_execution_reply(
          [code_message]
          + [assistant_message_for_auto]
          + dummy_messages_for_auto
      ) == (
          False,
          None,
      )
      assert agent._code_execution_config["last_n_messages"] == "auto"
  
imports: import asyncio
  import copy
  import sys
  import time
  from typing import Any, Callable, Dict, Literal
  import unittest
  import inspect
  import pytest
  from unittest.mock import patch
  from pydantic import BaseModel, Field
  from typing_extensions import Annotated
  import autogen
  from autogen.agentchat import ConversableAgent, UserProxyAgent
  from test_assistant_agent import KEY_LOC, OAI_CONFIG_LIST
  from conftest import skip_openai
label_desc: Use image node_id 5 for calling a global function with example usage: test_generate_code_execution_reply() without return types