code: def forward(self, x, y):
      for l in self.linears:
          x = l(x)
          x = self.act(x)
      loss = self.cel(x, y)
      val = (x, loss)
      return val
  
imports: import pytest
  import deepspeed.comm
  import torch
  from unit.common import DistributedTest
  from unit.simple_model import random_dataloader, SimpleModel
  from unit.util import bf16_required_version_check
  import deepspeed
  from deepspeed.utils import safe_get_full_fp32_param, safe_get_full_grad, safe_get_full_optimizer_state
  from deepspeed.utils import safe_set_full_fp32_param, safe_set_full_optimizer_state
  from deepspeed.utils import safe_get_local_fp32_param, safe_get_local_grad, safe_get_local_optimizer_state
  from deepspeed.utils import safe_set_local_fp32_param, safe_set_local_optimizer_state
  from deepspeed.runtime.zero.offload_config import OffloadDeviceEnum
  from deepspeed.ops.aio import AsyncIOBuilder
label_desc: Use image node_id 2 for calling the MyModel obj's underlying member method code with example usage: obj.forward(x, y) and returns: val