code: def _get_gl_class_type(obj_class):
      
  
      if obj_class == _SFrame:
          return "SFrame"
      elif obj_class == _SGraph:
          return "SGraph"
      elif obj_class == _SArray:
          return "SArray"
      elif _is_not_pickle_safe_gl_model_class(obj_class):
          return "Model"
      else:
          return None
docs: Internal util to get the type of the GLC class. The pickle file stores
      this name so that it knows how to construct the object on unpickling.
  
      Parameters
      ----------
      obj_class    : Class which has to be categorized.
  
      Returns
      ----------
      A class type for the pickle file to save.