code: def testBuildImporterWithRuntimeParam(self):
      param = data_types.RuntimeParameter(
          name="runtime_flag", ptype=str
      )
      impt = importer.Importer(
          source_uri=param, artifact_type=standard_artifacts.Examples
      ).with_id("my_importer")
      deployment_config = pipeline_pb2.PipelineDeploymentConfig()
      component_defs = {}
      with parameter_utils.ParameterContext() as pc:
          my_builder = step_builder.StepBuilder(
              node=impt,
              deployment_config=deployment_config,
              component_defs=component_defs,
              dsl_context_reg=dsl_context_registry.get(),
          )
          actual_step_spec = self._sole(my_builder.build())
      actual_component_def = self._sole(component_defs)
  
      self.assertProtoEquals(
          test_utils.get_proto_from_test_data(
              "expected_importer_component_with_runtime_param.pbtxt",
              pipeline_pb2.ComponentSpec(),
          ),
          actual_component_def,
      )
      self.assertProtoEquals(
          test_utils.get_proto_from_test_data(
              "expected_importer_task_with_runtime_param.pbtxt",
              pipeline_pb2.PipelineTaskSpec(),
          ),
          actual_step_spec,
      )
      self.assertProtoEquals(
          test_utils.get_proto_from_test_data(
              "expected_importer_executor_with_runtime_param.pbtxt",
              pipeline_pb2.PipelineDeploymentConfig(),
          ),
          deployment_config,
      )
      self.assertListEqual([param], pc.parameters)
  
imports: from typing import Any, Dict
  from kfp.pipeline_spec import pipeline_spec_pb2
  import tensorflow
  from tfx import components
  from tfx import v1
  from tfx.dsl.components.common import importer
  from tfx.dsl.components.common import resolver
  from tfx.dsl.context_managers import dsl_context_registry
  from tfx.dsl.experimental.conditionals import conditional
  from tfx.dsl.input_resolution.strategies import latest_artifact_strategy
  from tfx.dsl.input_resolution.strategies import latest_blessed_model_strategy
  from tfx.extensions.google_cloud_big_query.example_gen import component
  from tfx.orchestration import data_types
  from tfx.orchestration.kubeflow import decorators
  from tfx.orchestration.kubeflow.v2 import parameter_utils
  from tfx.orchestration.kubeflow.v2 import step_builder
  from tfx.orchestration.kubeflow.v2 import test_utils
  from tfx.proto import example_gen_pb2
  from tfx.types import channel
  from tfx.types import channel_utils
  from tfx.types import standard_artifacts
label_desc: Use image node_id 8 for calling the StepBuilderTest obj's underlying member method code with example usage: obj.testBuildImporterWithRuntimeParam() without return types