code: def add_scatter_option_group(parser):
      
      scatter_group = parser.add_argument_group("Options for configuring the "
                                                "scatter plot.")
  
      scatter_group.add_argument(
          '--z-arg', type=str, default=None, action=ParseParametersArg,
          help='What to color the scatter points by. Syntax is the same as the '
               'parameters option.')
      scatter_group.add_argument(
          "--vmin", type=float, help="Minimum value for the colorbar.")
      scatter_group.add_argument(
          "--vmax", type=float, help="Maximum value for the colorbar.")
      scatter_group.add_argument(
          "--scatter-cmap", type=str, default='plasma',
          help="Specify the colormap to use for points. Default is plasma.")
  
      return scatter_group
docs: Adds the options needed to configure scatter plots.
  
      Parameters
      ----------
      parser : object
          ArgumentParser instance.