def item(self):
        try:
            return self.values.item()
        except IndexError:
            # copy numpy's message here because Py26 raises an IndexError
            raise ValueError('can only convert an array of size 1 to a '
                             'Python scalar')
:type function: types.FunctionType
dataset/ETHPy150Open pydata/pandas/pandas/core/base.py/IndexOpsMixin.item--crossover with--dataset/ETHPy150Open zalando/connexion/connexion/decorators/decorator.py/BaseDecorator.__call__