class_docstr: Identical to the TestOptimizeLinear in tests_tf/test_attacks.
class_docstr_tok: ["Identical","to","the","TestOptimizeLinear","in","tests_tf\/test_attacks","."]
code: def test_clip_eta_l1(self):
      self.assertRaises(
          NotImplementedError,
          self.clip_eta,
          eta=self.rand_eta,
          norm=1,
          eps=0.5,
      )
  
file_path: cleverhans/cleverhans/torch/tests/test_utils.py
imports: import numpy
  import torch
  import cleverhans.torch.utils
  from cleverhans.devtools.checks import CleverHansTest
label_desc: Use image node_id 10 for calling the TestOptimizeLinear obj's underlying member method code with example usage: obj.test_clip_eta_l1() without return types