code: def forward(self, x):
      return self.linear(x)
  
file_path: megatron-lm/tests/unit_tests/transformer/test_module.py
imports: import pytest
  import torch
  from megatron.core.transformer.module import Float16Module, MegatronModule
  from megatron.core.transformer.transformer_config import TransformerConfig
  from tests.unit_tests.test_utilities import Utils
  from megatron.core.tensor_parallel.random import model_parallel_cuda_manual_seed
label_desc: Use image node_id 2 for calling the DummyModule obj's underlying member method code with example usage: obj.forward(x) and returns: self