def reload(self):
self.clear()<EOL>for plugin in self.app.config.get('<STR_LIT>', ()):<EOL><INDENT>self.load_plugin(plugin)<EOL><DEDENT>
Clear plugin manager state and reload plugins.

This method will make use of :meth:`clear` and :meth:`load_plugin`,
so all internal state will be cleared, and all plugins defined in
:data:`self.app.config['plugin_modules']` will be loaded.