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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 max_voltage_step(self):
 """ Maximum absolute difference in adjacent voltage steps """

        steps = [self.voltage_pairs[i].voltage
                 - self.voltage_pairs[i + 1].voltage
                 for i in range(len(self.voltage_pairs) - 1)]
        return max(steps) if len(steps) > 0 else 0