code: def test_import_subdir_module_0(self):
      from subdir import Module
  
      self.add_master()
      self.add_worker(n_cpu=1)
      parl.connect(
          "localhost:{}".format(self.port),
          distributed_files=[
              os.path.join("subdir", "Module.py"),
              os.path.join("subdir", "__init__.py"),
          ],
      )
      obj = Module.A()
      res = obj.add_sum(10, 5)
      self.assertEqual(res, 15)
  
file_path: PARL/parl/remote/tests/test_import_module/main_test_alone.py
imports: import unittest
  import parl
  import multiprocessing
  from parl.utils.test_utils import XparlTestCase
  import os
label_desc: Use image node_id 2 for calling the TestImport obj's underlying member method code with example usage: obj.test_import_subdir_module_0() without return types