#NEWLINE# def add_option_group( self , cmd_name , name , title ) : #NEWLINE# #INDENT# 'Add a new option group for the given command.\n        \n        Parameters\n        ----------\n        cmd_name: str\n            name of the command\n        name: str\n            name of the group option\n        title: str\n            title of the group\n        ' #NEWLINE# ctx = self . _options_registry . retrieve ( cmd_name ) #NEWLINE# ctx . add_group ( ctx , title )