code: def _get_xdf(cls, x):
      if cudf is None:
          return pd
      elif isinstance(
          x, (pd.Index, pd.Series, pd.DataFrame)
      ):  # pragma: no cover
          return pd
      else:  # pragma: no cover
          return cudf
  
imports: import inspect
  import numpy
  import pandas
  from pandas.api.types import is_list_like
  from ...config import options
  from ...core import OutputType, recursive_tile
  from ...core.operand import OperandStage, MapReduceOperand
  from ...serialization.serializables import AnyField, Int32Field, StringField, KeyField
  from ...utils import ceildiv, has_unknown_shape, lazy_import
  from ..initializer import DataFrame
  from ..operands import DataFrameOperandMixin, DataFrameShuffleProxy
label_desc: Use image node_id 20 for calling the DuplicateOperand obj's underlying member method code with example usage: obj._get_xdf(cls, x) and returns: pd, pd, cudf