code: def test_ruleset_complexity(self):
      ruleset = create_numerical_test_ruleset_pos()
      actual = metrics.compute_ruleset_complexity(ruleset)
      expected = metrics.RuleComplexityMetrics(4, 4, 10, 4)
      self.assertEqual(actual, expected)
  
file_path: AIX360/tests/rule_induction/trxf/test_metrics.py
imports: from unittest import TestCase
  import numpy
  import pandas
  import aix360.algorithms.rule_induction.trxf.metrics
  from tests.rule_induction.trxf.utilities import create_numerical_test_data, create_numerical_test_ruleset_pos
label_desc: Use image node_id 4 for calling the TestMetrics obj's underlying member method code with example usage: obj.test_ruleset_complexity() without return types