code: def metric_kwargs(self):
      return self._metric_kwargs
  
imports: from functools import partial
  import numpy
  from ....None import opcodes
  from ....None import options
  from ....core import recursive_tile
  from ....core.operand import OperandStage
  from ....serialization.serializables import KeyField, BoolField, DictField, Int64Field, AnyField
  from ....tensor.core import TensorOrder
  from ....tensor.merge import TensorConcatenate
  from ....tensor.array_utils import as_same_device, device, get_array_module
  from ....utils import has_unknown_shape, ensure_own_data
  from ...utils import gen_batches, get_chunk_n_rows
  from ...utils.validation import _num_samples
  from .core import PairwiseDistances
label_desc: Use image node_id 6 for calling the PairwiseDistancesTopk obj's underlying member method code with example usage: obj.metric_kwargs() and returns: self