Pull out columns from the
all_data column. Typically used at various points after a dataset is prepared for calibration with iso_prepare_for_calibration, calibrations are generated with iso_generate_calibration and/or calibrations are applied with iso_apply_calibration. Note that unnesting of data columns that have multiple values per data set leads to row replication.
iso_unnest_data(dt, select = everything(), keep_remaining_nested_data = TRUE, keep_other_list_data = TRUE)
whether to keep any remaining parts of the partially unnested data (irrelevant if
keep other list data columns (e.g. other data or model columns)