code: def my_app(cfg: DictConfig) -> None:
      model = hydra.utils.instantiate(cfg.xformer, _convert_="all")
      print(
          f"Built a model with {len(cfg.xformer.stack_configs)} stack: {cfg.xformer.stack_configs.keys()}"
      )
      print(model)
  
imports: import hydra
  from omegaconf import DictConfig
  from xformers.factory.hydra_helper import import_xformer_config_schema
label_desc: Use image node_id 1 for calling a global function with example usage: my_app(cfg) without return types