pandas.Index.is_categorical

Index.is_categorical(self) [source]

Check if the Index holds categorical data.

Returns:	boolean True if the Index is categorical.

See also

CategoricalIndex

Index for categorical data.

Examples

>>> idx = pd.Index(["Watermelon", "Orange", "Apple",
...                 "Watermelon"]).astype("category")
>>> idx.is_categorical()
True

>>> idx = pd.Index([1, 3, 5, 7])
>>> idx.is_categorical()
False

>>> s = pd.Series(["Peter", "Victor", "Elisabeth", "Mar"])
>>> s
0        Peter
1       Victor
2    Elisabeth
3          Mar
dtype: object
>>> s.index.is_categorical()
False