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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 has_throttled(self):
 """ Check whether any of the CPU cores monitored by this instance has throttled since this instance was created. @return a boolean value """

        for file, value in self.cpu_throttle_count.items():
            try:
                new_value = int(util.read_file(file))
                if new_value > value:
                    return True
            except Exception as e:
                logging.warning('Cannot read throttling count of CPU from kernel: %s', e)
        return False