code: def unpack(
      self, coder, pack_num, offset_bit, precision, total_num, stride
  ):
      data = coder.unpack_floats(
          self.data, offset_bit, pack_num, precision, total_num
      )
      return HistogramPlainValues(data, self.dtype, self.size, stride)
  
file_path: FATE/python/fate/arch/histogram/values/_encoded.py
imports: import logging
  import torch
  from ._plain import HistogramPlainValues
  from ._value import HistogramValues
label_desc: Use image node_id 7 for calling the HistogramEncodedValues obj's underlying member method code with example usage: obj.unpack(coder, pack_num, offset_bit, precision, total_num, stride) and returns: HistogramPlainValues