code: def tile(cls, op):
      in_df = op.inputs[0]
      out_df = op.outputs[0]
  
      out_chunks = []
      index_dtypes_cache = dict()
      for in_chunk in in_df.chunks:
          out_op = op.copy().reset_key()
          if out_df.ndim == 2:
              try:
                  dtypes = index_dtypes_cache[in_chunk.index[1]]
              except KeyError:
                  dtypes = out_df.dtypes[
                      in_chunk.columns_value.to_pandas()
                  ]
                  index_dtypes_cache[in_chunk.index[1]] = dtypes
  
              out_chunk = out_op.new_chunk(
                  [in_chunk],
                  shape=in_chunk.shape,
                  dtypes=dtypes,
                  index=in_chunk.index,
                  index_value=in_chunk.index_value,
                  columns_value=in_chunk.columns_value,
              )
          else:
              out_chunk = out_op.new_chunk(
                  [in_chunk],
                  shape=in_chunk.shape,
                  index=in_chunk.index,
                  dtype=in_chunk.dtype,
                  index_value=in_chunk.index_value,
                  name=in_chunk.name,
              )
          out_chunks.append(out_chunk)
  
      new_op = op.copy()
      kw = out_df.params
      kw["nsplits"] = in_df.nsplits
      kw["chunks"] = out_chunks
      return new_op.new_tileables(op.inputs, kws=[kw])
  
imports: import itertools
  import copy
  from functools import reduce
  import numpy
  import pandas
  from ...core import ENTITY_TYPE, CHUNK_TYPE, recursive_tile
  from ...serialization.serializables import AnyField
  from ...tensor.core import TENSOR_TYPE, TENSOR_CHUNK_TYPE, ChunkData, Chunk
  from ...utils import classproperty, get_dtype
  from ..align import align_series_series, align_dataframe_series, align_dataframe_dataframe
  from ..core import DATAFRAME_TYPE, SERIES_TYPE, DATAFRAME_CHUNK_TYPE, SERIES_CHUNK_TYPE, is_chunk_meta_lazy
  from ..operands import DataFrameOperandMixin, DataFrameOperand
  from ..ufunc.tensor import TensorUfuncMixin
  from ..utils import parse_index, infer_dtypes, infer_dtype, infer_index_value, build_empty_df
label_desc: Use image node_id 1 for calling the DataFrameUnaryOpMixin obj's underlying member method code with example usage: obj.tile(cls, op) and returns: new_op