pandas.api.types.is_categorical_dtype#
- pandas.api.types.is_categorical_dtype(arr_or_dtype)[source]#
Check whether an array-like or dtype is of the Categorical dtype.
- Parameters
- arr_or_dtypearray-like or dtype
The array-like or dtype to check.
- Returns
- boolean
Whether or not the array-like or dtype is of the Categorical dtype.
Examples
>>> from pandas.api.types import is_categorical_dtype >>> from pandas import CategoricalDtype >>> is_categorical_dtype(object) False >>> is_categorical_dtype(CategoricalDtype()) True >>> is_categorical_dtype([1, 2, 3]) False >>> is_categorical_dtype(pd.Categorical([1, 2, 3])) True >>> is_categorical_dtype(pd.CategoricalIndex([1, 2, 3])) True