When the _fit_scipy function is called with a list of MapSets, it will still try to call data_dist.allclose(hypo_asimov_dist), which fails since data_dist is a list. This is fixed by checking if this is a list first, and if so it will then check if all the mapsets are close instead.
When the
_fit_scipyfunction is called with alistofMapSets, it will still try to calldata_dist.allclose(hypo_asimov_dist), which fails sincedata_distis a list. This is fixed by checking if this is a list first, and if so it will then check if all the mapsets are close instead.