code: def run():
      # 1. Get pipeline class.
      tuner_pipeline_class = getattr(
          importlib.import_module(
              ".pipeline", package="qlib.contrib.tuner"
          ),
          "Pipeline",
      )
      # 2. Init tuner pipeline.
      tuner_pipeline = tuner_pipeline_class(TUNER_CONFIG_MANAGER)
      # 3. Begin to tune
      tuner_pipeline.run()
  
imports: import argparse
  import importlib
  import os
  import yaml
  from .config import TunerConfigManager
label_desc: Use image node_id 1 for calling a global function with example usage: run() without return types