code: def setUp(self) -> None:
      self.warning_string = "Test warning"
  
file_path: Ax/ax/utils/common/tests/test_logger.py
imports: import logging
  from tempfile import NamedTemporaryFile
  from unittest.mock import patch
  from ax.utils.common.logger import build_file_handler, get_logger
  from ax.utils.common.testutils import TestCase
label_desc: Use image node_id 1 for calling the LoggerTest obj's underlying member method code with example usage: obj.setUp() without return types