pandas.api.types.is_categorical#
- pandas.api.types.is_categorical(arr)[source]#
Check whether an array-like is a Categorical instance.
- Parameters
- arrarray-like
The array-like to check.
- Returns
- boolean
Whether or not the array-like is of a Categorical instance.
Examples
>>> is_categorical([1, 2, 3]) False
Categoricals, Series Categoricals, and CategoricalIndex will return True.
>>> cat = pd.Categorical([1, 2, 3]) >>> is_categorical(cat) True >>> is_categorical(pd.Series(cat)) True >>> is_categorical(pd.CategoricalIndex([1, 2, 3])) True