Node('cti7.config.sea.psi.ch', '30 K - 475 K closed cycle cryostat', ) Mod('sea_main', 'frappy_psi.sea.SeaClient', 'main sea connection for cti7.config', config='cti7.config', service='main', ) Mod('tt', 'frappy_psi.sea.SeaDrivable', '', io='sea_main', sea_object='tt', )