'Update an :class:`Address` with the given parameters.
Parameters are described above in :meth:`create`, with
the exception that `iso_country` cannot be updated on
an existing Address (create a new one instead).'

def update(self, sid, **kwargs):

    if ('iso_country' in kwargs):
        raise TwilioException('Cannot    update    iso_country    on    an    existing    Address')
    return self.update_instance(sid, kwargs)
