code: def __regional_term_label(graph, label_image, regional_term_args):
      """Fake regional_term function with the appropriate signature."""
      return {}
  
file_path: medpy/medpy/graphcut/generate.py
imports: import inspect
  import scipy
  from ..core import Logger
  from .graph import GCGraph
  from medpy.graphcut.energy_label import __check_label_image
label_desc: Use image node_id 4 for calling a global function with example usage: __regional_term_label(graph, label_image, regional_term_args) and returns: dict