aif360.sklearn.datasets.check_already_dropped(labels, dropped_cols, name, dropped_by='numeric_only', warn=True)[source]

Check if columns have already been dropped and return only those that haven’t.

  • labels (single label or list-like) – Column labels to check.
  • dropped_cols (set or pandas.Index) – Columns that were already dropped.
  • name (str) – Original arg that triggered the check (e.g. dropcols).
  • dropped_by (str, optional) – Original arg that caused dropped_cols`` (e.g. numeric_only).
  • warn (bool, optional) – If True, produces a ColumnAlreadyDroppedWarning if there are columns in the intersection of dropped_cols and labels.

list – Columns in labels which are not in dropped_cols.