loads the plugins specified in the list
    :param classprefix: the class prefix
    :param plugin_list: the list of plugins

def load_plugins(classprefix, plugin_list):
    """
    loads the plugins specified in the list
    :param classprefix: the class prefix
    :param plugin_list: the list of plugins
    """
    # classprefix "cmd3.plugins."
    plugins = []
    import_object = {}
    # log.info(str(list))
    for plugin in plugin_list:
        if cygwin:
            plugin = path_into_cygpath(plugin)
        # print ("PPPPP", classprefix, plugin)

        try:
            import_object[plugin] = __import__(
                classprefix + "." + plugin, globals(), locals(), [plugin], -1)
            # print ("TTT", import_object[plugin], type(import_object[plugin]))
            load_module = "cls = import_object['{0}'].{1}".format(plugin, plugin)
            # print ("LLL", load_module)
            exec(load_module)
            plugins.append(cls)
        except Exception, e:
            # if echo:
            Console.error("loading module {0} {1}".format(str(plugin), str(classprefix)))
            Console.error(70 * "=")
            print(e)
            Console.error(70 * "=")
            print(traceback.format_exc())
            Console.error(70 * "-")
            print(sys.exc_info()[0])
            Console.error(70 * "-")
            
    return plugins