code: def testAttachParameters(self):
      with parameter_utils.ParameterContext() as pc:
          param1 = data_types.RuntimeParameter(
              name="test_param_1", ptype=int
          )
          parameter_utils.attach_parameter(param1)
          param2 = data_types.RuntimeParameter(
              name="test_param_2", ptype=str
          )
          parameter_utils.attach_parameter(param2)
          param3 = data_types.RuntimeParameter(
              name="test_param_3", ptype=float
          )
          parameter_utils.attach_parameter(param3)
  
      self.assertListEqual([param1, param2, param3], pc.parameters)
  
file_path: tfx/tfx/orchestration/kubeflow/v2/parameter_utils_test.py
imports: from concurrent import futures
  import tensorflow
  from tfx.orchestration import data_types
  from tfx.orchestration.kubeflow.v2 import parameter_utils
label_desc: Use image node_id 2 for calling the ParameterUtilsTest obj's underlying member method code with example usage: obj.testAttachParameters() without return types