code: def check_label(label, model_class, model_info, verbose):
      if label is None:
          # label not specified
          # try to extract something
  
          label = model_class.split(".")[-1]
          verbose_cat(
              "  -> label             : Not specified, model's class short name will be used. (default)",
              verbose=verbose,
          )
  
          model_info["label_default"] = True
      else:
          if not isinstance(label, str):
              raise TypeError("'label' should be a string.")
  
          verbose_cat(
              "  -> label             : " + label, verbose=verbose
          )
          model_info["label_default"] = False
  
      return label, model_info
  
imports: import numpy
  import pandas
  from copy import deepcopy
  from warnings import warn
  from .helper import verbose_cat, is_y_in_data, get_model_info
  from .yhat import get_predict_function_and_model_type
label_desc: Use image node_id 8 for calling a global function with example usage: check_label(label, model_class, model_info, verbose) and returns: label,  model_info