code: def test_errors(self):
      with self.assertRaises(IOError):
          search_path(pj(DATA_PATH, "README"))
  
imports: from __future__ import absolute_import, division, print_function
  import unittest
  from os.path import join
  from madmom.utils import *
  from .None import ACTIVATIONS_PATH, ANNOTATIONS_PATH, AUDIO_PATH, DATA_PATH, DETECTIONS_PATH
  from .test_evaluation_notes import ANNOTATIONS
label_desc: Use image node_id 3 for calling the TestSearchPathFunction obj's underlying member method code with example usage: obj.test_errors() without return types