code: def test_silence_warning_normal(self) -> None:
      new_stderr = io.StringIO()
      old_err = sys.stderr
      try:
          sys.stderr = new_stderr
          with self.silence_stderr():
              print("A message", file=sys.stderr)
      finally:
          sys.stderr = old_err
      self.assertEqual(new_stderr.getvalue(), "")
  
file_path: Ax/ax/utils/common/tests/test_testutils.py
imports: import io
  import sys
  from ax.utils.common.base import Base
  from ax.utils.common.testutils import TestCase
label_desc: Use image node_id 3 for calling the TestTestUtils obj's underlying member method code with example usage: obj.test_silence_warning_normal() without return types