code: def test_zero_inplace(self):
      device_mesh = DeviceMesh(
          self.device_type, list(range(self.world_size))
      )
      shard_spec = [Shard(0)]
  
      input_tensor = torch.randn(4, 8, requires_grad=True)
      dist_tensor = DTensor.from_local(
          input_tensor, device_mesh, shard_spec
      )
      zeros_like_dt = torch.zero_(dist_tensor)
      zeros_expected = torch.zeros(4, 8)
      self.assertEqual(zeros_expected, zeros_like_dt.to_local())
      self.assertEqual(zeros_expected, dist_tensor.to_local())
  
imports: import torch
  from torch.distributed._tensor import DeviceMesh, distribute_tensor, DTensor
  from torch.distributed._tensor.placement_types import _Partial, Replicate, Shard
  from torch.testing._internal.common_utils import run_tests
  from torch.testing._internal.distributed._tensor.common_dtensor import DTensorConverter, DTensorTestBase, with_comms
label_desc: Use image node_id 14 for calling the DistTensorOpsTest obj's underlying member method code with example usage: obj.test_zero_inplace() without return types