@extensions.expected_errors(501)
    @common.check_cells_enabled
    def index(self, req):
        ctxt = req.environ['nova.context']
        authorize(ctxt)
        return self._get_cells(ctxt, req)
Return all cells in brief.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/api/openstack/compute/cells.py/CellsController.index