def compute_node_get_all(self, ctxt, hypervisor_match=None):
        cctxt = self.client.prepare(version='1.4')
        return cctxt.call(ctxt, 'compute_node_get_all',
                          hypervisor_match=hypervisor_match)
Return list of compute nodes in all cells, optionally
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/cells/rpcapi.py/CellsAPI.compute_node_get_all