pandas.api.types.is_categorical_dtype¶
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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_dtype : array-like
The array-like or dtype to check.
Returns: - boolean
Whether or not the array-like or dtype is of the Categorical dtype.
Examples
>>> 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