code: def test_nmf_raises_activations_dimension_value_error(self):
      with pytest.raises(
          ValueError, match=r".* four dimensions.*"
      ) as ex:
          NMF({"layer_0": np.zeros(0)}, n_components=2)
  
imports: from ecco import output
  import pytest
  import torch
  import numpy
  from ecco.output import NMF
  import ecco
label_desc: Use image node_id 10 for calling the TestOutput obj's underlying member method code with example usage: obj.test_nmf_raises_activations_dimension_value_error() without return types