code: def testHelpTextNoDefaultsObject(self):
      component = tc.NoDefaults()
      help_screen = helptext.HelpText(
          component=component,
          trace=trace.FireTrace(component, name="NoDefaults"),
      )
      self.assertIn("NAME\n    NoDefaults", help_screen)
      self.assertIn("SYNOPSIS\n    NoDefaults COMMAND", help_screen)
      self.assertNotIn("DESCRIPTION", help_screen)
      self.assertIn(
          "COMMANDS\n    COMMAND is one of the following:", help_screen
      )
      self.assertIn("double", help_screen)
      self.assertIn("triple", help_screen)
      self.assertNotIn("NOTES", help_screen)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import sys
  import textwrap
  from fire import formatting
  from fire import helptext
  from fire import test_components
  from fire import testutils
  from fire import trace
  import six
label_desc: Use image node_id 3 for calling the HelpTest obj's underlying member method code with example usage: obj.testHelpTextNoDefaultsObject() without return types