code: def test_generate_bucket_bounds(self):
      self.assertLen(utility_analysis._generate_bucket_bounds(), 38)
      self.assertEqual(
          utility_analysis._generate_bucket_bounds()[:10],
          (0, 1, 10, 20, 50, 100, 200, 500, 1000, 2000),
      )
  
imports: import copy
  from absl.testing import absltest
  from absl.testing import parameterized
  import pipeline_dp
  import analysis
  from analysis import metrics
  from analysis import utility_analysis
  from analysis.tests import common
  from typing import Optional
label_desc: Use image node_id 7 for calling the UtilityAnalysis obj's underlying member method code with example usage: obj.test_generate_bucket_bounds() without return types