def get_plugin_class(self, plugin_name):
try:<EOL><INDENT>return self.plugin_classes[plugin_name]<EOL><DEDENT>except KeyError:<EOL><INDENT>raise RezPluginError("<STR_LIT>"<EOL>% (self.pretty_type_name, plugin_name))<EOL><DEDENT>
Returns the class registered under the given plugin name.