firecrown.connector.mapping.build_ccl_background_dict# firecrown.connector.mapping.build_ccl_background_dict(*, a, chi, h_over_h0)[source]# Builds the CCL dictionary of background quantities. Parameters: a (ndarray[Any, dtype[float64]]) – chi (ndarray[Any, dtype[float64]]) – h_over_h0 (ndarray[Any, dtype[float64]]) –