code: def test_call_private_method(self):
      with self.assertRaises(RuntimeError):
          self.my_object._private_func()
  
file_path: TensorLayer/tests/pending/test_decorators.py
imports: import os
  import unittest
  import tensorflow
  import tensorlayer
  from tensorlayer.decorators import private_method
  from tests.utils import CustomTestCase
label_desc: Use image node_id 3 for calling the Layer_Pooling_Test obj's underlying member method code with example usage: obj.test_call_private_method() without return types