CategoricalIndex.all(other=None)

CategoricalIndex.is_categorical()

CategoricalIndex.is_floating()

CategoricalIndex.remove_unused_categories(*args, **kwargs)

CategoricalIndex.is_object()

CategoricalIndex.remove_categories(*args, **kwargs)

CategoricalIndex.fillna(value, downcast=None)

CategoricalIndex.base return the base object if the memory of the underlying data is shared

CategoricalIndex.append(other)

CategoricalIndex.item()