code: def _convert_to_valid_series(
      y: Union[Series, np.ndarray, list]
  ) -> Series:
      if isinstance(y, np.ndarray) or isinstance(y, list):
          y = Series(y)
      elif isinstance(y, Series) and y.dtype.name == "category":
          y = y.astype("object")
      return y
  
imports: import copy
  import logging
  from typing import Union
  import numpy
  from pandas import DataFrame, Series
  from autogluon.core.constants import BINARY, MULTICLASS, QUANTILE, REGRESSION, SOFTCLASS
  from autogluon.core.utils import get_pred_from_proba, get_pred_from_proba_df
label_desc: Use image node_id 12 for calling the LabelCleaner obj's underlying member method code with example usage: obj._convert_to_valid_series(y) and returns: y