Categorical (.cat) Accessor

Access categorical methods on Series with categorical data via .cat.

Example

import pandasCore as pd

s = pd.Series(pd.Categorical(['a', 'b', 'a', 'c']))
s.cat.categories    # ['a', 'b', 'c']
s.cat.codes         # [0, 1, 0, 2]
s.cat.ordered       # False

Attributes

Attribute	Description
categories	Categories of this categorical
codes	Integer codes for categories
ordered	Whether categories are ordered

Methods

Method	Description
add_categories(new_categories)	Add new categories
remove_categories(removals)	Remove categories
remove_unused_categories()	Remove unused categories
rename_categories(new_categories)	Rename categories
reorder_categories(new_categories)	Reorder categories
set_categories(new_categories)	Set categories
as_ordered()	Set as ordered
as_unordered()	Set as unordered