def get_diagnostics(self, context, instance):
        # FIXME(comstud): Cache this?
        # Also: only calling super() to get state/policy checking
        super(ComputeCellsAPI, self).get_diagnostics(context, instance)
        return self._call_to_cells(context, instance, 'get_diagnostics')
Retrieve diagnostics for the given instance.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/compute/cells_api.py/ComputeCellsAPI.get_diagnostics