code: def test_import_good_number(self):
      my_module, flag = optional_import("torch", "0")
      my_module.nn
      self.assertTrue(flag)
      print(my_module.randint(1, 2, (1, 2)))
  
      my_module, flag = optional_import("torch", "0.0.0.1")
      my_module.nn
      self.assertTrue(flag)
      print(my_module.randint(1, 2, (1, 2)))
  
      my_module, flag = optional_import("torch", "1.1.0")
      my_module.nn
      self.assertTrue(flag)
      print(my_module.randint(1, 2, (1, 2)))
  
file_path: MONAI/tests/test_optional_import.py
imports: from __future__ import annotations
  import unittest
  from monai.utils import OptionalImportError, exact_version, optional_import
label_desc: Use image node_id 4 for calling the TestOptionalImport obj's underlying member method code with example usage: obj.test_import_good_number() without return types