code: def check_results(self, flow, checker):
      for step in flow:
          checker.assert_artifact(step.name, "int_param", 456)
          checker.assert_artifact(step.name, "int_const", 123)
  
imports: from metaflow_test import MetaflowTest, ExpectationFailed, steps
label_desc: Use image node_id 2 for calling the ConstantsTest obj's underlying member method code with example usage: obj.check_results(flow, checker) without return types