code: def test_moa_static_n_buckets(self):
      with assert_raises(ValueError):
          moa(
              self.scores,
              5,
              method="static",
              bootstrap_estimators=False,
              random_state=42,
          )
  
imports: from __future__ import division
  from __future__ import print_function
  import os
  import sys
  import unittest
  import numpy
  from numpy.testing import assert_allclose
  from numpy.testing import assert_array_equal
  from numpy.testing import assert_equal
  from numpy.testing import assert_raises
  from sklearn.utils import shuffle
  from pyod.models.combination import aom
  from pyod.models.combination import moa
  from pyod.models.combination import average
  from pyod.models.combination import maximization
  from pyod.models.combination import median
  from pyod.models.combination import majority_vote
label_desc: Use image node_id 4 for calling the TestMOA obj's underlying member method code with example usage: obj.test_moa_static_n_buckets() without return types