Series.
bool
Return the bool of a single element Series or DataFrame.
This must be a boolean scalar value, either True or False. It will raise a ValueError if the Series or DataFrame does not have exactly 1 element, or that element is not boolean (integer values 0 and 1 will also raise an exception).
The value in the Series or DataFrame.
See also
Series.astype
Change the data type of a Series, including to boolean.
DataFrame.astype
Change the data type of a DataFrame, including to boolean.
numpy.bool_
NumPy boolean data type, used by pandas for boolean values.
Examples
The method will only work for single element objects with a boolean value:
>>> pd.Series([True]).bool() True >>> pd.Series([False]).bool() False
>>> pd.DataFrame({'col': [True]}).bool() True >>> pd.DataFrame({'col': [False]}).bool() False