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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def load_calibration(self):
 """Load factory calibration data from device."""

        registers = self.i2c_read_register(0xAA, 22)
        (
            self.cal['AC1'],
            self.cal['AC2'],
            self.cal['AC3'],
            self.cal['AC4'],
            self.cal['AC5'],
            self.cal['AC6'],
            self.cal['B1'],
            self.cal['B2'],
            self.cal['MB'],
            self.cal['MC'],
            self.cal['MD']
        ) = struct.unpack('>hhhHHHhhhhh', registers)