code: def test_non_maximum_suppression_options_cpu(self):
      self.check_non_maximum_suppression_options(
          self.bbox, self.threshold, self.score, self.limit
      )
  
imports: import unittest
  import numpy
  from chainer.backends import cuda
  from chainer import testing
  from chainer.testing import attr
  from chainercv.utils import generate_random_bbox
  from chainercv.utils import non_maximum_suppression
label_desc: Use image node_id 3 for calling the TestNonMaximumSuppressionOptions obj's underlying member method code with example usage: obj.test_non_maximum_suppression_options_cpu() without return types