code: def test_get_chatterbot_version(self):
      version = main.get_chatterbot_version()
      version_parts = version.split(".")
      self.assertEqual(len(version_parts), 3)
      self.assertTrue(version_parts[0].isdigit())
      self.assertTrue(version_parts[1].isdigit())
  
imports: from unittest import TestCase
  from chatterbot import __main__
label_desc: Use image node_id 1 for calling the CommandLineInterfaceTests obj's underlying member method code with example usage: obj.test_get_chatterbot_version() without return types