code: def load(strategy, tokenizer, cfg, ds_cfg):
      try:
          load_fn = "load"
          if strategy.split(".")[-1].startswith("load_"):
              load_fn = strategy.split(".")[-1]
              strategy = ".".join(strategy.split(".")[:-1])
          mod = importlib.import_module(
              f".{strategy}", "axolotl.prompt_strategies"
          )
          func = getattr(mod, load_fn)
          load_kwargs = {}
          if strategy == "user_defined":
              load_kwargs["ds_cfg"] = UserDefinedDatasetConfig(**ds_cfg)
          else:
              sig = inspect.signature(func)
              if "ds_cfg" in sig.parameters:
                  load_kwargs["ds_cfg"] = ds_cfg
          return func(tokenizer, cfg, **load_kwargs)
      except Exception:  # pylint: disable=broad-exception-caught
          return None
  
imports: import importlib
  import inspect
  from axolotl.prompt_strategies.user_defined import UserDefinedDatasetConfig
label_desc: Use image node_id 1 for calling a global function with example usage: load(strategy, tokenizer, cfg, ds_cfg) and returns: func, None