pandas.CategoricalIndex.remove_categories

CategoricalIndex.remove_categories(*args, **kwargs) [source]

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