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

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
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