code: def moment(self):
      return getattr(self, "_moment", 2)
  
imports: import numpy
  from math import factorial
  from ...None import opcodes
  from ...serialization.serializables import Int32Field
  from ..datasource import tensor
  from ..array_utils import as_same_device, device, get_array_module
  from .core import TensorReduction, TensorReductionMixin, numel
label_desc: Use image node_id 2 for calling the TensorMoment obj's underlying member method code with example usage: obj.moment() and returns: getattr