code: def test_print_result(self):
      tmp_out = sys.stderr
      sys.stderr = StringIO()
  
      utils.print_result("0.1")
      v = sys.stderr.getvalue()
      self.assertEqual(v.strip(), "#Auptimizer:0.1")
      sys.stderr = tmp_out
  
file_path: auptimizer/tests/test_utils.py
imports: import unittest
  import os
  import sys
  from six import StringIO
  from aup import utils
  import tempfile
label_desc: Use image node_id 6 for calling the UtilTestCase obj's underlying member method code with example usage: obj.test_print_result() without return types