code: def render_config(config=None, output=None, **kwargs):
      upgraded_config = upgrade_config_dict_to_latest_version(config)
      output_config = ModelConfig.from_dict(upgraded_config).to_dict()
  
      if output is None:
          print(yaml.safe_dump(output_config, None, sort_keys=False))
      else:
          with open_file(output, "w") as f:
              yaml.safe_dump(output_config, f, sort_keys=False)
  
file_path: ludwig/ludwig/utils/defaults.py
imports: import argparse
  import copy
  import logging
  import yaml
  from ludwig.api_annotations import DeveloperAPI
  from ludwig.contrib import add_contrib_callback_args
  from ludwig.features.feature_registries import get_input_type_registry
  from ludwig.globals import LUDWIG_VERSION
  from ludwig.schema.model_config import ModelConfig
  from ludwig.schema.preprocessing import PreprocessingConfig
  from ludwig.utils.backward_compatibility import upgrade_config_dict_to_latest_version
  from ludwig.utils.data_utils import load_config_from_str, load_yaml
  from ludwig.utils.fs_utils import open_file
  from ludwig.utils.print_utils import print_ludwig
label_desc: Use image node_id 1 for calling a global function with example usage: render_config(config, output) without return types