code: def forward(self, x: int):
      a = torch.ones(
          size=[3, x],
          dtype=torch.int64,
          layout=torch.strided,
          device="cpu",
          pin_memory=False,
      )
      return a
  
imports: import functools
  import os
  from io import BytesIO
  import shutil
  import sys
  import torch
  from torch.jit.mobile import _load_for_lite_interpreter, _export_operator_list
label_desc: Use image node_id 1 for calling the ModelWithDTypeDeviceLayoutPinMemory obj's underlying member method code with example usage: obj.forward(x) and returns: a