code: def test_gm(self):
      # Simple test of a forward and backward pass of the default GenericModel.
      device = torch.device("cuda:0")
      expand_args_fields(GenericModel)
      model = GenericModel(
          render_image_height=80, render_image_width=80
      )
      model.to(device)
      self._one_model_test(model, device)
  
imports: import os
  import unittest
  import torch
  from omegaconf import DictConfig, OmegaConf
  from pytorch3d.implicitron.models.generic_model import GenericModel
  from pytorch3d.implicitron.models.renderer.base import EvaluationMode
  from pytorch3d.implicitron.tools.config import expand_args_fields, get_default_args
  from pytorch3d.renderer.cameras import look_at_view_transform, PerspectiveCameras
  from tests.common_testing import get_pytorch3d_dir
  from .common_resources import provide_resnet34
label_desc: Use image node_id 3 for calling the TestGenericModel obj's underlying member method code with example usage: obj.test_gm() without return types