pandas.core.categorical.Categorical.remove_categories

Categorical.remove_categories(removals, inplace=False)

Removes the specified categories.

removals must be included in the old categories. Values which were in the removed categories will be set to NaN

Parameters :

removals : category or list of categories

The categories which should be removed.

inplace : boolean (default: False)

Whether or not to remove the categories inplace or return a copy of this categorical with removed categories.

Returns :

cat : Categorical with removed categories or None if inplace.

Raises :

ValueError

If the removals are not contained in the categories

See also

rename_categories, reorder_categories, add_categories, remove_unused_categories, set_categories