CategoricalIndex.rename_categories()

pandas.CategoricalIndex.rename_categories

CategoricalIndex.rename_categories(*args, **kwargs)

Renames categories.

The new categories has to be a list-like object. All items must be unique and the number of items in the new categories must be the same as the number of items in the old categories.

Parameters:

new_categories : Index-like

The renamed categories.

inplace : boolean (default: False)

Whether or not to rename the categories inplace or return a copy of this categorical with renamed categories.

Returns:

cat : Categorical with renamed categories added or None if inplace.

Raises:

ValueError

If the new categories do not have the same number of items than the current categories or do not validate as categories

© 2011–2012 Lambda Foundry, Inc. and PyData Development Team
© 2008–2011 AQR Capital Management, LLC
© 2008–2014 the pandas development team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.18.1/generated/pandas.CategoricalIndex.rename_categories.html

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