code: def _set_inputs(self, inputs):
      super()._set_inputs(inputs)
      if self.data is not None:
          self.data = self._inputs[0]
      has_label = self.label is not None
      if has_label:
          self.label = self._inputs[1]
      if self.weight is not None:
          i = 1 if not has_label else 2
          self.weight = self._inputs[i]
      if self.base_margin is not None:
          self.base_margin = self._inputs[-1]
  
imports: import itertools
  from typing import List, Union
  import numpy
  from ....None import opcodes
  from ....core import get_output_types, recursive_tile
  from ....core.context import get_context, Context
  from ....dataframe.core import DATAFRAME_TYPE
  from ....serialization.serializables import KeyField, Float64Field, ListField, BoolField
  from ....tensor.core import TENSOR_TYPE, TENSOR_CHUNK_TYPE
  from ....tensor import tensor
  from ....typing import TileableType, ChunkType
  from ....utils import has_unknown_shape, ensure_own_data, build_fetch
  from ...operands import LearnOperand, LearnOperandMixin
  from ...utils import convert_to_tensor_or_dataframe, concat_chunks
label_desc: Use image node_id 2 for calling the ToDMatrix obj's underlying member method code with example usage: obj._set_inputs(inputs) without return types