code: def forward(self, x):
      x = self.linear(x)
      x = self.seq(x)
      return x
  
file_path: pytorch/test/ao/sparsity/test_parametrization.py
imports: import logging
  from torch import nn
  from torch.ao.pruning.sparsifier import utils
  from torch.nn.utils import parametrize
  import torch
  from torch.testing._internal.common_utils import TestCase
label_desc: Use image node_id 2 for calling the ModelUnderTest obj's underlying member method code with example usage: obj.forward(x) and returns: x