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 or dtype: 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

>>> from pandas.api.types import is_bool_dtype
>>> 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.arrays.SparseArray([True, False]))
True