code: def test_infer_function(self) -> None:
      infer(
          embedding_dim=16,
          layer_sizes=[16],
          world_size=2,
      )
  
imports: import unittest
  import torch
  from torchrec.test_utils import skip_if_asan
  from ..two_tower_retrieval import infer
label_desc: Use image node_id 1 for calling the InferTest obj's underlying member method code with example usage: obj.test_infer_function() without return types