@classmethod
    def configurable_base(cls):
        raise NotImplementedError()
Update this phone number instance.
dataset/ETHPy150Open D-L/SimpleBookMarks/src/tornado/util.py/Configurable.configurable_base--crossover with--dataset/ETHPy150Open balanced/status.balancedpayments.com/venv/lib/python2.7/site-packages/twilio/rest/resources/phone_numbers.py/PhoneNumber.update