code: def testHelpTextFunctionWithTypesAndDefaultNone(self):
      component = (
          tc.py3.WithDefaultsAndTypes().get_int
      )  # pytype: disable=module-attr
      help_screen = helptext.HelpText(
          component=component,
          trace=trace.FireTrace(component, name="get_int"),
      )
      self.assertIn("NAME\n    get_int", help_screen)
      self.assertIn("SYNOPSIS\n    get_int <flags>", help_screen)
      self.assertNotIn("DESCRIPTION", help_screen)
      self.assertIn(
          "FLAGS\n    -v, --value=VALUE\n"
          "        Type: Optional[int]\n        Default: None",
          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 10 for calling the HelpTest obj's underlying member method code with example usage: obj.testHelpTextFunctionWithTypesAndDefaultNone() without return types