'Get a list of all availability zones.
:param detailed: If True, list availability zones with details.
:returns: list of :class:`AvailabilityZone`'

def list(self, detailed=True):

    if (detailed is True):
        return self._list('/os-availability-zone/detail', self.return_parameter_name)
    else:
        return self._list('/os-availability-zone', self.return_parameter_name)
