@pimms.param<EOL><INDENT>def model(mdl):<DEDENT>
if not isinstance(mdl, RetinotopyModel):<EOL><INDENT>raise ValueError('<STR_LIT>')<EOL><DEDENT>return pimms.persist(mdl)<EOL>
rrm.model is the retinotopy model object for the RegisteredRetinotopyModel object rrm.