code: def _tile_one_chunk(cls, op):
      out = op.outputs[0]
  
      chunk_op = op.copy().reset_key()
      chunk_params = out.params.copy()
      chunk_params["index"] = (0,) * out.ndim
      out_chunk = chunk_op.new_chunk(
          [op.input.chunks[0]], kws=[chunk_params]
      )
  
      new_op = op.copy()
      params = out.params.copy()
      params["chunks"] = [out_chunk]
      params["nsplits"] = tuple((s,) for s in out.shape)
      return new_op.new_tileables(op.inputs, kws=[params])
  
imports: import numpy
  import pandas
  from ...None import opcodes
  from ...None import tensor
  from ...core import recursive_tile
  from ...core.operand import OperandStage
  from ...serialization.serializables import FieldTypes, KeyField, ListField, AnyField
  from ...utils import lazy_import, has_unknown_shape
  from ..core import SERIES_TYPE
  from ..initializer import DataFrame, Series
  from ..operands import DataFrameOperand, DataFrameOperandMixin
  from ..utils import parse_index, build_empty_df
label_desc: Use image node_id 9 for calling the DataFrameDescribe obj's underlying member method code with example usage: obj._tile_one_chunk(cls, op) and returns: new_op