code: def parse_quantization(read_buffer, sqcd):
      
      numbytes = len(read_buffer)
  
      exponent = []
      mantissa = []
  
      if sqcd & 0x1f == 0:  # no quantization
          data = struct.unpack('>' + 'B' * numbytes, read_buffer)
          for j in range(len(data)):
              exponent.append(data[j] >> 3)
              mantissa.append(0)
      else:
          fmt = '>' + 'H' * int(numbytes / 2)
          data = struct.unpack(fmt, read_buffer)
          for j in range(len(data)):
              exponent.append(data[j] >> 11)
              mantissa.append(data[j] & 0x07ff)
  
      return mantissa, exponent
docs: Tease out the quantization values.
  
      Parameters
      ----------
          read_buffer:  sequence of bytes from the QCC and QCD segments.
  
      Returns
      ------
      tuple
          Mantissa and exponents from quantization buffer.