code: def dequantize(quantized_data):
      return quantized_data.scale * (
          quantized_data.data - quantized_data.zero
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import math
  from transform.base_converter import DeviceType
label_desc: Use image node_id 12 for calling a global function with example usage: dequantize(quantized_data) and returns: unknown