pandas.api.types.is_bool_dtype

pandas.api.types.is_bool_dtype(arr_or_dtype)[source]

Check whether the provided array or dtype is of a boolean dtype.

Parameters
arr_or_dtypearray-like

The array or dtype to check.

Returns
boolean

Whether or not the array or dtype is of a boolean dtype.

Notes

An ExtensionArray is considered boolean when the _is_boolean attribute is set to True.

Examples

>>> is_bool_dtype(str)
False
>>> is_bool_dtype(int)
False
>>> is_bool_dtype(bool)
True
>>> is_bool_dtype(np.bool)
True
>>> is_bool_dtype(np.array(['a', 'b']))
False
>>> is_bool_dtype(pd.Series([1, 2]))
False
>>> is_bool_dtype(np.array([True, False]))
True
>>> is_bool_dtype(pd.Categorical([True, False]))
True
>>> is_bool_dtype(pd.SparseArray([True, False]))
True
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