code: def get_help_option(self, ctx):
          
          help_options = self.get_help_option_names(ctx)
          if not help_options or not self.add_help_option:
              return
  
          def show_help(ctx, param, value):
              if value and not ctx.resilient_parsing:
                  echo(ctx.get_help(), color=ctx.color)
                  ctx.exit()
          return Option(help_options, is_flag=True,
                        is_eager=True, expose_value=False,
                        callback=show_help,
                        help='Show this message and exit.')
docs: Returns the help option object.