code: def _func_from_exposed(arg):
      return ("func", arg)
  
imports: from pathlib import Path
  import pytorch_lightning
  import torch
  from flash.core.serve import ModelComponent, expose
  from flash.core.serve.types import Image, Label, Number, Repeated
  from flash.core.utilities.imports import _TORCHVISION_AVAILABLE
  from torch import Tensor
label_desc: Use image node_id 1 for calling a global function with example usage: _func_from_exposed(arg) and returns: str,  arg