CategoricalIndex.itemsize return the size of the dtype of the item of the underlying data

CategoricalIndex.remove_categories(*args, **kwargs)

CategoricalIndex.codes

CategoricalIndex.hasnans = None

CategoricalIndex.is_monotonic_increasing return if the index is monotonic increasing (only

CategoricalIndex.max(*args, **kwargs)

CategoricalIndex.item()

CategoricalIndex.str()

CategoricalIndex.factorize(sort=False, na_sentinel=-1)

CategoricalIndex.is_floating()