code: def httpserver_listen_address():
      return ("localhost", 8888)
  
imports: import os
  from pathlib import Path, PosixPath
  from unittest.mock import MagicMock, patch
  import pytest
  import requests
  import pennylane
  import pennylane.data.data_manager
  from pennylane.data import Dataset
  from pennylane.data.data_manager import S3_URL, DataPath, _validate_attributes
label_desc: Use image node_id 1 for calling a global function with example usage: httpserver_listen_address() and returns: str,  int