@property
    def states(self):
        return self.coordinates + self.speeds
Check volume deleton in different states.
dataset/ETHPy150Open pydy/pydy/pydy/system.py/System.states--crossover with--dataset/ETHPy150Open nii-cloud/dodai-compute/nova/tests/test_vsa_volumes.py/VsaVolumesTestCase.test_vsa_volume_delete_vsa_with_volumes