code: def test_generate_activation(self) -> None:
      with tempfile.TemporaryDirectory() as tmpdir:
          num_features = 4
          low, high = 0, 16
          mymodel = BasicLinearReLULinear(num_features)
          mydata = RangeDataset(low, high, num_features)
          layers: List[str] = [
              value[0] for value in mymodel.named_modules() if value[0]
          ]
  
          # First AV generation on last 2 layers
          inputs = torch.stack((mydata[1], mydata[8], mydata[14]))
          AV._compute_and_save_activations(
              tmpdir,
              mymodel,
              "model_id_1",
              layers[1:],
              inputs,
              "test",
              "0",
          )
  
          av_test = AV._construct_file_search(
              tmpdir, "model_id_1", identifier="test"
          )
          av_test = glob.glob(av_test)
          self.assertEqual(len(av_test), len(layers[1:]))
  
          # Second AV generation on first 2 layers.
          # Second layer overlaps with existing activations, should be loaded.
          inputs = torch.stack((mydata[0], mydata[7], mydata[13]))
          AV._compute_and_save_activations(
              tmpdir,
              mymodel,
              "model_id_1",
              layers[:2],
              inputs,
              "test",
              "0",
          )
  
          av_test = AV._construct_file_search(
              tmpdir, "model_id_1", identifier="test"
          )
          av_test = glob.glob(av_test)
          self.assertEqual(len(av_test), len(layers))
  
imports: import glob
  import tempfile
  from datetime import datetime
  from typing import cast, List
  import torch
  from captum._utils.av import AV
  from tests.helpers.basic import assertTensorAlmostEqual, BaseTest
  from tests.helpers.basic_models import BasicLinearReLULinear
  from torch.utils.data import DataLoader, Dataset
label_desc: Use image node_id 12 for calling the Test obj's underlying member method code with example usage: obj.test_generate_activation() without return types