How to use the pympress.util.get_icon_path function in pympress

def load_pointer(self, name):
        """ Perform the change of pointer using its color name

        Args:
            name (`str`): Name of the pointer to load
        """
        if name in ['pointer_red', 'pointer_green', 'pointer_blue']:
            self.pointer = GdkPixbuf.Pixbuf.new_from_file(util.get_icon_path(name + '.png'))
        else:
            raise ValueError('Wrong color name')

"""
        about = Gtk.AboutDialog(transient_for = self.p_win)
        pympress = util.get_pympress_meta()
        about.set_program_name('pympress')
        about.set_version(pympress['version'])
        about.set_copyright(_('Contributors:') + '\n' + pympress['contributors'])
        about.set_comments(_('pympress is a little PDF reader written in Python ' +
                             'using Poppler for PDF rendering and GTK for the GUI.\n') +
                           _('Some preferences are saved in ') + self.config.path_to_config() + '\n' +
                           _('Resources are loaded from ') + os.path.dirname(util.get_locale_dir()) + '\n' +
                           _('The log is written to ') + util.get_log_path() + '\n\n' +
                           _('Media support uses {}.').format(self.medias.backend_version()) + '\n' +
                           _('Python version {}').format(sys.version))
        about.set_website('https://github.com/Cimbali/pympress')
        try:
            about.set_logo(GdkPixbuf.Pixbuf.new_from_file(util.get_icon_path('pympress-128.png')))
        except Exception:
            logger.exception(_('Error loading icon for about window'))
        about.run()
        about.destroy()