code: def neck(model_name: str = "basic", **kwargs):
      model_list = ["basic"]
      if model_name == "basic":
          model = BasicNeck(**kwargs)
      else:
          raise ValueError(
              f"Expected element in {model_list} but got: {model_name}."
          )
      return model
  
imports: import torch
  from torch import nn
  from towhee.models.acar_net.utils import get_bbox_after_aug
label_desc: Use image node_id 1 for calling a global function with example usage: neck(model_name) and returns: model