test_get_modelcube() gets a better assertion check
test_get_modelcube() gets a better assertion check

low-sky/pyspeckit,vlas-sokolov/pyspeckit,allisony/pyspeckit,allisony/pyspeckit,e-koch/pyspeckit,e-koch/pyspeckit,low-sky/pyspeckit,jpinedaf/pyspeckit,keflavich/pyspeckit,pyspeckit/pyspeckit,jpinedaf/pyspeckit,keflavich/pyspeckit,pyspeckit/pyspeckit,vlas-sokolov/pyspeckit